+ const char *p;
+ /* Check whether the given locale name is recognized by the system. */
+#if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
+ /* On native Windows, setlocale(category, "") looks at the system settings,
+ not at the environment variables. Also, when an encoding suffix such
+ as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+ category of the locale to "C". */
+ if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+ || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+ return 1;
+#else
+ if (setlocale (LC_ALL, "") == NULL) return 1;
+#endif
+ /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+ On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+ is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+ On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+ succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+ some unit tests fail.
+ On MirBSD 10, when an unsupported locale is specified, setlocale()
+ succeeds but then nl_langinfo(CODESET) is "UTF-8". */
+#if HAVE_LANGINFO_CODESET
+ {
+ const char *cs = nl_langinfo (CODESET);
+ if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
+ || strcmp (cs, "UTF-8") == 0)
+ return 1;
+ }
+#endif
+#ifdef __CYGWIN__
+ /* On Cygwin, avoid locale names without encoding suffix, because the
+ locale_charset() function relies on the encoding suffix. Note that
+ LC_ALL is set on the command line. */
+ if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+#endif
+ /* Check whether MB_CUR_MAX is > 1. This excludes the dysfunctional locales
+ on Cygwin 1.5.x. */
+ if (MB_CUR_MAX == 1)
+ return 1;
+ /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
+ This excludes the UTF-8 encoding (except on MirBSD). */
+ t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+ if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
+ for (p = buf; *p != '\0'; p++)
+ if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
+ return 1;
+ return 0;
+}
+
+_ACEOF
+ if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; } && test -s conftest$ac_exeext; then
+ case "$host_os" in
+ # Handle native Windows specially, because there setlocale() interprets
+ # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+ # "fr" or "fra" as "French" or "French_France.1252",
+ # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+ # "ja" as "Japanese" or "Japanese_Japan.932",
+ # and similar.
+ mingw*)
+ # Note that on native Windows, the Japanese locale is
+ # Japanese_Japan.932, and CP932 is very different from EUC-JP, so we
+ # cannot use it here.
+ gt_cv_locale_ja=none
+ ;;
+ *)
+ # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+ # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the
+ # configure script would override the LC_ALL setting. Likewise for
+ # LC_CTYPE, which is also set at the beginning of the configure script.
+ # Test for the AIX locale name.
+ if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_ja=ja_JP
+ else
+ # Test for the locale name with explicit encoding suffix.
+ if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_ja=ja_JP.EUC-JP
+ else
+ # Test for the HP-UX, OSF/1, NetBSD locale name.
+ if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_ja=ja_JP.eucJP
+ else
+ # Test for the IRIX, FreeBSD locale name.
+ if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_ja=ja_JP.EUC
+ else
+ # Test for the Solaris 7 locale name.
+ if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_ja=ja
+ else
+ # Special test for NetBSD 1.6.
+ if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
+ gt_cv_locale_ja=ja_JP.eucJP
+ else
+ # None found.
+ gt_cv_locale_ja=none
+ fi
+ fi
+ fi
+ fi
+ fi
+ fi
+ ;;
+ esac
+ fi
+ rm -fr conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5
+$as_echo "$gt_cv_locale_ja" >&6; }
+ LOCALE_JA=$gt_cv_locale_ja
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5
+$as_echo_n "checking for a transitional chinese locale... " >&6; }
+if ${gt_cv_locale_zh_CN+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <locale.h>
+#include <stdlib.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main ()
+{
+ const char *p;
+ /* Check whether the given locale name is recognized by the system. */
+#if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
+ /* On native Windows, setlocale(category, "") looks at the system settings,
+ not at the environment variables. Also, when an encoding suffix such
+ as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+ category of the locale to "C". */
+ if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+ || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+ return 1;
+#else
+ if (setlocale (LC_ALL, "") == NULL) return 1;
+#endif
+ /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+ On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+ is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+ On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+ succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+ some unit tests fail.
+ On MirBSD 10, when an unsupported locale is specified, setlocale()
+ succeeds but then nl_langinfo(CODESET) is "UTF-8". */
+#if HAVE_LANGINFO_CODESET
+ {
+ const char *cs = nl_langinfo (CODESET);
+ if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
+ || strcmp (cs, "UTF-8") == 0)
+ return 1;
+ }
+#endif
+#ifdef __CYGWIN__
+ /* On Cygwin, avoid locale names without encoding suffix, because the
+ locale_charset() function relies on the encoding suffix. Note that
+ LC_ALL is set on the command line. */
+ if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+#endif
+ /* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
+ This excludes the UTF-8 encoding (except on MirBSD). */
+ t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+ if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
+ for (p = buf; *p != '\0'; p++)
+ if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
+ return 1;
+ /* Check whether a typical GB18030 multibyte sequence is recognized as a
+ single wide character. This excludes the GB2312 and GBK encodings. */
+ if (mblen ("\203\062\332\066", 5) != 4)
+ return 1;
+ return 0;
+}
+
+_ACEOF
+ if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; } && test -s conftest$ac_exeext; then
+ case "$host_os" in
+ # Handle native Windows specially, because there setlocale() interprets
+ # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+ # "fr" or "fra" as "French" or "French_France.1252",
+ # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+ # "ja" as "Japanese" or "Japanese_Japan.932",
+ # and similar.
+ mingw*)
+ # Test for the hypothetical native Windows locale name.
+ if (LC_ALL=Chinese_China.54936 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_zh_CN=Chinese_China.54936
+ else
+ # None found.
+ gt_cv_locale_zh_CN=none
+ fi
+ ;;
+ solaris2.8)
+ # On Solaris 8, the locales zh_CN.GB18030, zh_CN.GBK, zh.GBK are
+ # broken. One witness is the test case in gl_MBRTOWC_SANITYCHECK.
+ # Another witness is that "LC_ALL=zh_CN.GB18030 bash -c true" dumps core.
+ gt_cv_locale_zh_CN=none
+ ;;
+ *)
+ # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+ # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the
+ # configure script would override the LC_ALL setting. Likewise for
+ # LC_CTYPE, which is also set at the beginning of the configure script.
+ # Test for the locale name without encoding suffix.
+ if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_zh_CN=zh_CN
+ else
+ # Test for the locale name with explicit encoding suffix.
+ if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_zh_CN=zh_CN.GB18030
+ else
+ # None found.
+ gt_cv_locale_zh_CN=none
+ fi
+ fi
+ ;;
+ esac
+ else
+ # If there was a link error, due to mblen(), the system is so old that
+ # it certainly doesn't have a chinese locale.
+ gt_cv_locale_zh_CN=none
+ fi
+ rm -fr conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5
+$as_echo "$gt_cv_locale_zh_CN" >&6; }
+ LOCALE_ZH_CN=$gt_cv_locale_zh_CN
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5
+$as_echo_n "checking for a french Unicode locale... " >&6; }
+if ${gt_cv_locale_fr_utf8+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <locale.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+struct tm t;
+char buf[16];
+int main () {
+ /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl
+ imitates locale dependent behaviour by looking at the environment
+ variables, and all locales use the UTF-8 encoding. */
+#if !(defined __BEOS__ || defined __HAIKU__)
+ /* Check whether the given locale name is recognized by the system. */
+# if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
+ /* On native Windows, setlocale(category, "") looks at the system settings,
+ not at the environment variables. Also, when an encoding suffix such
+ as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
+ category of the locale to "C". */
+ if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
+ || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
+ return 1;
+# else
+ if (setlocale (LC_ALL, "") == NULL) return 1;
+# endif
+ /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
+ On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
+ is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
+ On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
+ succeeds but then nl_langinfo(CODESET) is "646". In this situation,
+ some unit tests fail. */
+# if HAVE_LANGINFO_CODESET
+ {
+ const char *cs = nl_langinfo (CODESET);
+ if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
+ return 1;
+ }
+# endif
+# ifdef __CYGWIN__
+ /* On Cygwin, avoid locale names without encoding suffix, because the
+ locale_charset() function relies on the encoding suffix. Note that
+ LC_ALL is set on the command line. */
+ if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
+# endif
+ /* Check whether in the abbreviation of the second month, the second
+ character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is
+ two bytes long, with UTF-8 encoding. */
+ t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
+ if (strftime (buf, sizeof (buf), "%b", &t) < 4
+ || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v')
+ return 1;
+#endif
+#if !defined __BIONIC__ /* Bionic libc's 'struct lconv' is just a dummy. */
+ /* Check whether the decimal separator is a comma.
+ On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point
+ are nl_langinfo(RADIXCHAR) are both ".". */
+ if (localeconv () ->decimal_point[0] != ',') return 1;
+#endif
+ return 0;
+}
+
+_ACEOF
+ if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; } && test -s conftest$ac_exeext; then
+ case "$host_os" in
+ # Handle native Windows specially, because there setlocale() interprets
+ # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
+ # "fr" or "fra" as "French" or "French_France.1252",
+ # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
+ # "ja" as "Japanese" or "Japanese_Japan.932",
+ # and similar.
+ mingw*)
+ # Test for the hypothetical native Windows locale name.
+ if (LC_ALL=French_France.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_fr_utf8=French_France.65001
+ else
+ # None found.
+ gt_cv_locale_fr_utf8=none
+ fi
+ ;;
+ *)
+ # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
+ # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the
+ # configure script would override the LC_ALL setting. Likewise for
+ # LC_CTYPE, which is also set at the beginning of the configure script.
+ # Test for the usual locale name.
+ if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_fr_utf8=fr_FR
+ else
+ # Test for the locale name with explicit encoding suffix.
+ if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_fr_utf8=fr_FR.UTF-8
+ else
+ # Test for the Solaris 7 locale name.
+ if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
+ gt_cv_locale_fr_utf8=fr.UTF-8
+ else
+ # None found.
+ gt_cv_locale_fr_utf8=none
+ fi
+ fi
+ fi
+ ;;
+ esac
+ fi
+ rm -fr conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5
+$as_echo "$gt_cv_locale_fr_utf8" >&6; }
+ LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8
+
+
+
+
+
+
+
+ GNULIB_FFSL=0;
+ GNULIB_FFSLL=0;
+ GNULIB_MEMCHR=0;
+ GNULIB_MEMMEM=0;
+ GNULIB_MEMPCPY=0;
+ GNULIB_MEMRCHR=0;
+ GNULIB_RAWMEMCHR=0;
+ GNULIB_STPCPY=0;
+ GNULIB_STPNCPY=0;
+ GNULIB_STRCHRNUL=0;
+ GNULIB_STRDUP=0;
+ GNULIB_STRNCAT=0;
+ GNULIB_STRNDUP=0;
+ GNULIB_STRNLEN=0;
+ GNULIB_STRPBRK=0;
+ GNULIB_STRSEP=0;
+ GNULIB_STRSTR=0;
+ GNULIB_STRCASESTR=0;
+ GNULIB_STRTOK_R=0;
+ GNULIB_MBSLEN=0;
+ GNULIB_MBSNLEN=0;
+ GNULIB_MBSCHR=0;
+ GNULIB_MBSRCHR=0;
+ GNULIB_MBSSTR=0;
+ GNULIB_MBSCASECMP=0;
+ GNULIB_MBSNCASECMP=0;
+ GNULIB_MBSPCASECMP=0;
+ GNULIB_MBSCASESTR=0;
+ GNULIB_MBSCSPN=0;
+ GNULIB_MBSPBRK=0;
+ GNULIB_MBSSPN=0;
+ GNULIB_MBSSEP=0;
+ GNULIB_MBSTOK_R=0;
+ GNULIB_STRERROR=0;
+ GNULIB_STRERROR_R=0;
+ GNULIB_STRSIGNAL=0;
+ GNULIB_STRVERSCMP=0;
+ HAVE_MBSLEN=0;
+ HAVE_FFSL=1;
+ HAVE_FFSLL=1;
+ HAVE_MEMCHR=1;
+ HAVE_DECL_MEMMEM=1;
+ HAVE_MEMPCPY=1;
+ HAVE_DECL_MEMRCHR=1;
+ HAVE_RAWMEMCHR=1;
+ HAVE_STPCPY=1;
+ HAVE_STPNCPY=1;
+ HAVE_STRCHRNUL=1;
+ HAVE_DECL_STRDUP=1;
+ HAVE_DECL_STRNDUP=1;
+ HAVE_DECL_STRNLEN=1;
+ HAVE_STRPBRK=1;
+ HAVE_STRSEP=1;
+ HAVE_STRCASESTR=1;
+ HAVE_DECL_STRTOK_R=1;
+ HAVE_DECL_STRERROR_R=1;
+ HAVE_DECL_STRSIGNAL=1;
+ HAVE_STRVERSCMP=1;
+ REPLACE_MEMCHR=0;
+ REPLACE_MEMMEM=0;
+ REPLACE_STPNCPY=0;
+ REPLACE_STRDUP=0;
+ REPLACE_STRSTR=0;
+ REPLACE_STRCASESTR=0;
+ REPLACE_STRCHRNUL=0;
+ REPLACE_STRERROR=0;
+ REPLACE_STRERROR_R=0;
+ REPLACE_STRNCAT=0;
+ REPLACE_STRNDUP=0;
+ REPLACE_STRNLEN=0;
+ REPLACE_STRSIGNAL=0;
+ REPLACE_STRTOK_R=0;
+ UNDEFINE_STRTOK_R=0;
+
+
+
+
+
+ # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it
+ # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is
+ # irrelevant for anonymous mappings.
+ ac_fn_c_check_func "$LINENO" "mmap" "ac_cv_func_mmap"
+if test "x$ac_cv_func_mmap" = xyes; then :
+ gl_have_mmap=yes
+else
+ gl_have_mmap=no
+fi
+
+
+ # Try to allow MAP_ANONYMOUS.
+ gl_have_mmap_anonymous=no
+ if test $gl_have_mmap = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for MAP_ANONYMOUS" >&5
+$as_echo_n "checking for MAP_ANONYMOUS... " >&6; }
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <sys/mman.h>
+#ifdef MAP_ANONYMOUS
+ I cannot identify this map
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "I cannot identify this map" >/dev/null 2>&1; then :
+ gl_have_mmap_anonymous=yes
+fi
+rm -f conftest*
+
+ if test $gl_have_mmap_anonymous != yes; then
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <sys/mman.h>
+#ifdef MAP_ANON
+ I cannot identify this map
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "I cannot identify this map" >/dev/null 2>&1; then :
+
+$as_echo "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h
+
+ gl_have_mmap_anonymous=yes
+fi
+rm -f conftest*
+
+ fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_have_mmap_anonymous" >&5
+$as_echo "$gl_have_mmap_anonymous" >&6; }
+ if test $gl_have_mmap_anonymous = yes; then
+
+$as_echo "#define HAVE_MAP_ANONYMOUS 1" >>confdefs.h
+
+ fi
+ fi
+
+
+
+
+
+
+ if test $HAVE_MEMCHR = 1; then
+ # Detect platform-specific bugs in some versions of glibc:
+ # memchr should not dereference anything with length 0
+ # http://bugzilla.redhat.com/499689
+ # memchr should not dereference overestimated length after a match
+ # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521737
+ # http://sourceware.org/bugzilla/show_bug.cgi?id=10162
+ # Assume that memchr works on platforms that lack mprotect.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether memchr works" >&5
+$as_echo_n "checking whether memchr works... " >&6; }
+if ${gl_cv_func_memchr_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ gl_cv_func_memchr_works="guessing no"
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <string.h>
+#if HAVE_SYS_MMAN_H
+# include <fcntl.h>
+# include <unistd.h>
+# include <sys/types.h>
+# include <sys/mman.h>
+# ifndef MAP_FILE
+# define MAP_FILE 0
+# endif
+#endif
+
+int
+main ()
+{
+
+ int result = 0;
+ char *fence = NULL;
+#if HAVE_SYS_MMAN_H && HAVE_MPROTECT
+# if HAVE_MAP_ANONYMOUS
+ const int flags = MAP_ANONYMOUS | MAP_PRIVATE;
+ const int fd = -1;
+# else /* !HAVE_MAP_ANONYMOUS */
+ const int flags = MAP_FILE | MAP_PRIVATE;
+ int fd = open ("/dev/zero", O_RDONLY, 0666);
+ if (fd >= 0)
+# endif
+ {
+ int pagesize = getpagesize ();
+ char *two_pages =
+ (char *) mmap (NULL, 2 * pagesize, PROT_READ | PROT_WRITE,
+ flags, fd, 0);
+ if (two_pages != (char *)(-1)
+ && mprotect (two_pages + pagesize, pagesize, PROT_NONE) == 0)
+ fence = two_pages + pagesize;
+ }
+#endif
+ if (fence)
+ {
+ if (memchr (fence, 0, 0))
+ result |= 1;
+ strcpy (fence - 9, "12345678");
+ if (memchr (fence - 9, 0, 79) != fence - 1)
+ result |= 2;
+ if (memchr (fence - 1, 0, 3) != fence - 1)
+ result |= 4;
+ }
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_memchr_works=yes
+else
+ gl_cv_func_memchr_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_memchr_works" >&5
+$as_echo "$gl_cv_func_memchr_works" >&6; }
+ if test "$gl_cv_func_memchr_works" != yes; then
+ REPLACE_MEMCHR=1
+ fi
+ fi
+
+ac_fn_c_check_decl "$LINENO" "memrchr" "ac_cv_have_decl_memrchr" "$ac_includes_default"
+if test "x$ac_cv_have_decl_memrchr" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_MEMRCHR $ac_have_decl
+_ACEOF
+
+
+
+
+ REPLACE_STRERROR_0=0
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strerror(0) succeeds" >&5
+$as_echo_n "checking whether strerror(0) succeeds... " >&6; }
+if ${gl_cv_func_strerror_0_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ case "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_strerror_0_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_strerror_0_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+ #include <errno.h>
+
+int
+main ()
+{
+int result = 0;
+ char *str;
+ errno = 0;
+ str = strerror (0);
+ if (!*str) result |= 1;
+ if (errno) result |= 2;
+ if (strstr (str, "nknown") || strstr (str, "ndefined"))
+ result |= 4;
+ return result;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_strerror_0_works=yes
+else
+ gl_cv_func_strerror_0_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_0_works" >&5
+$as_echo "$gl_cv_func_strerror_0_works" >&6; }
+ case "$gl_cv_func_strerror_0_works" in
+ *yes) ;;
+ *)
+ REPLACE_STRERROR_0=1
+
+$as_echo "#define REPLACE_STRERROR_0 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+
+ if test $ac_cv_func_strerror_r = yes; then
+ if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for strerror_r with POSIX signature" >&5
+$as_echo_n "checking for strerror_r with POSIX signature... " >&6; }
+if ${gl_cv_func_strerror_r_posix_signature+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+ int strerror_r (int, char *, size_t);
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gl_cv_func_strerror_r_posix_signature=yes
+else
+ gl_cv_func_strerror_r_posix_signature=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_posix_signature" >&5
+$as_echo "$gl_cv_func_strerror_r_posix_signature" >&6; }
+ if test $gl_cv_func_strerror_r_posix_signature = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strerror_r works" >&5
+$as_echo_n "checking whether strerror_r works... " >&6; }
+if ${gl_cv_func_strerror_r_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+
+ case "$host_os" in
+ # Guess no on AIX.
+ aix*) gl_cv_func_strerror_r_works="guessing no";;
+ # Guess no on HP-UX.
+ hpux*) gl_cv_func_strerror_r_works="guessing no";;
+ # Guess no on BSD variants.
+ *bsd*) gl_cv_func_strerror_r_works="guessing no";;
+ # Guess yes otherwise.
+ *) gl_cv_func_strerror_r_works="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <errno.h>
+ #include <string.h>
+
+int
+main ()
+{
+int result = 0;
+ char buf[79];
+ if (strerror_r (EACCES, buf, 0) < 0)
+ result |= 1;
+ errno = 0;
+ if (strerror_r (EACCES, buf, sizeof buf) != 0)
+ result |= 2;
+ strcpy (buf, "Unknown");
+ if (strerror_r (0, buf, sizeof buf) != 0)
+ result |= 4;
+ if (errno)
+ result |= 8;
+ if (strstr (buf, "nknown") || strstr (buf, "ndefined"))
+ result |= 0x10;
+ errno = 0;
+ *buf = 0;
+ if (strerror_r (-3, buf, sizeof buf) < 0)
+ result |= 0x20;
+ if (errno)
+ result |= 0x40;
+ if (!*buf)
+ result |= 0x80;
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_strerror_r_works=yes
+else
+ gl_cv_func_strerror_r_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5
+$as_echo "$gl_cv_func_strerror_r_works" >&6; }
+ else
+
+ if test $ac_cv_func___xpg_strerror_r = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether __xpg_strerror_r works" >&5
+$as_echo_n "checking whether __xpg_strerror_r works... " >&6; }
+if ${gl_cv_func_strerror_r_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ gl_cv_func_strerror_r_works="guessing no"
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <errno.h>
+ #include <string.h>
+ extern
+ #ifdef __cplusplus
+ "C"
+ #endif
+ int __xpg_strerror_r(int, char *, size_t);
+
+int
+main ()
+{
+int result = 0;
+ char buf[256] = "^";
+ char copy[256];
+ char *str = strerror (-1);
+ strcpy (copy, str);
+ if (__xpg_strerror_r (-2, buf, 1) == 0)
+ result |= 1;
+ if (*buf)
+ result |= 2;
+ __xpg_strerror_r (-2, buf, 256);
+ if (strcmp (str, copy))
+ result |= 4;
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_strerror_r_works=yes
+else
+ gl_cv_func_strerror_r_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5
+$as_echo "$gl_cv_func_strerror_r_works" >&6; }
+ fi
+ fi
+ fi
+ fi
+
+ac_fn_c_check_decl "$LINENO" "strerror_r" "ac_cv_have_decl_strerror_r" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strerror_r" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRERROR_R $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+
+ if test $ac_cv_have_decl_strerror_r = no; then
+ HAVE_DECL_STRERROR_R=0
+ fi
+
+ if test $ac_cv_func_strerror_r = yes; then
+ if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then
+ if test $gl_cv_func_strerror_r_posix_signature = yes; then
+ case "$gl_cv_func_strerror_r_works" in
+ *no) REPLACE_STRERROR_R=1 ;;
+ esac
+ else
+ REPLACE_STRERROR_R=1
+ fi
+ else
+ REPLACE_STRERROR_R=1
+ fi
+ fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ gl_cv_func_vfprintf_posix=no
+ case "$gl_cv_func_printf_sizes_c99" in
+ *yes)
+ case "$gl_cv_func_printf_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_infinite" in
+ *yes)
+ case "$gl_cv_func_printf_infinite_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_directive_a" in
+ *yes)
+ case "$gl_cv_func_printf_directive_f" in
+ *yes)
+ case "$gl_cv_func_printf_directive_n" in
+ *yes)
+ case "$gl_cv_func_printf_directive_ls" in
+ *yes)
+ case "$gl_cv_func_printf_positions" in
+ *yes)
+ case "$gl_cv_func_printf_flag_grouping" in
+ *yes)
+ case "$gl_cv_func_printf_flag_leftadjust" in
+ *yes)
+ case "$gl_cv_func_printf_flag_zero" in
+ *yes)
+ case "$gl_cv_func_printf_precision" in
+ *yes)
+ case "$gl_cv_func_printf_enomem" in
+ *yes)
+ # vfprintf exists and is
+ # already POSIX compliant.
+ gl_cv_func_vfprintf_posix=yes
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ if test $gl_cv_func_vfprintf_posix = no; then
+
+
+
+ case "$gl_cv_func_printf_infinite" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+
+ case "$gl_cv_func_printf_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_infinite_long_double" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_directive_a" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
+
+ for ac_func in nl_langinfo
+do :
+ ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_NL_LANGINFO 1
+_ACEOF
+
+fi
+done
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_directive_f" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_directive_ls" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_flag_grouping" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_flag_leftadjust" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_flag_zero" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_precision" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_enomem" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext"
+
+ if test $ac_cv_func_vasnprintf = yes; then
+
+$as_echo "#define REPLACE_VASNPRINTF 1" >>confdefs.h
+
+ fi
+
+
+
+
+
+
+
+
+
+
+
+ ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default"
+if test "x$ac_cv_type_ptrdiff_t" = xyes; then :
+
+else
+
+$as_echo "#define ptrdiff_t long" >>confdefs.h
+
+
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS vfprintf.$ac_objext"
+
+ REPLACE_VFPRINTF=1
+
+$as_echo "#define REPLACE_VFPRINTF_POSIX 1" >>confdefs.h
+
+ :
+
+ fi
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#ifdef _MSC_VER
+MicrosoftCompiler
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "MicrosoftCompiler" >/dev/null 2>&1; then :
+ gl_asmext='asm'
+ gl_c_asm_opt='-c -Fa'
+
+else
+ gl_asmext='s'
+ gl_c_asm_opt='-S'
+
+fi
+rm -f conftest*
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C symbols are prefixed with underscore at the linker level" >&5
+$as_echo_n "checking whether C symbols are prefixed with underscore at the linker level... " >&6; }
+if ${gl_cv_prog_as_underscore+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat > conftest.c <<EOF
+#ifdef __cplusplus
+extern "C" int foo (void);
+#endif
+int foo(void) { return 0; }
+EOF
+ # Look for the assembly language name in the .s file.
+ { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $gl_c_asm_opt conftest.c'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null 2>&1
+ if grep _foo conftest.$gl_asmext >/dev/null ; then
+ gl_cv_prog_as_underscore=yes
+ else
+ gl_cv_prog_as_underscore=no
+ fi
+ rm -f conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_prog_as_underscore" >&5
+$as_echo "$gl_cv_prog_as_underscore" >&6; }
+ if test $gl_cv_prog_as_underscore = yes; then
+ USER_LABEL_PREFIX=_
+ else
+ USER_LABEL_PREFIX=
+ fi
+
+cat >>confdefs.h <<_ACEOF
+#define USER_LABEL_PREFIX $USER_LABEL_PREFIX
+_ACEOF
+
+ ASM_SYMBOL_PREFIX='"'${USER_LABEL_PREFIX}'"'
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5
+$as_echo_n "checking for stdbool.h that conforms to C99... " >&6; }
+if ${ac_cv_header_stdbool_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #include <stdbool.h>
+ #ifndef bool
+ "error: bool is not defined"
+ #endif
+ #ifndef false
+ "error: false is not defined"
+ #endif
+ #if false
+ "error: false is not 0"
+ #endif
+ #ifndef true
+ "error: true is not defined"
+ #endif
+ #if true != 1
+ "error: true is not 1"
+ #endif
+ #ifndef __bool_true_false_are_defined
+ "error: __bool_true_false_are_defined is not defined"
+ #endif
+
+ struct s { _Bool s: 1; _Bool t; } s;
+
+ char a[true == 1 ? 1 : -1];
+ char b[false == 0 ? 1 : -1];
+ char c[__bool_true_false_are_defined == 1 ? 1 : -1];
+ char d[(bool) 0.5 == true ? 1 : -1];
+ /* See body of main program for 'e'. */
+ char f[(_Bool) 0.0 == false ? 1 : -1];
+ char g[true];
+ char h[sizeof (_Bool)];
+ char i[sizeof s.t];
+ enum { j = false, k = true, l = false * true, m = true * 256 };
+ /* The following fails for
+ HP aC++/ANSI C B3910B A.05.55 [Dec 04 2003]. */
+ _Bool n[m];
+ char o[sizeof n == m * sizeof n[0] ? 1 : -1];
+ char p[-1 - (_Bool) 0 < 0 && -1 - (bool) 0 < 0 ? 1 : -1];
+ /* Catch a bug in an HP-UX C compiler. See
+ http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html
+ http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html
+ */
+ _Bool q = true;
+ _Bool *pq = &q;
+
+int
+main ()
+{
+
+ bool e = &s;
+ *pq |= q;
+ *pq |= ! q;
+ /* Refer to every declared value, to avoid compiler optimizations. */
+ return (!a + !b + !c + !d + !e + !f + !g + !h + !i + !!j + !k + !!l
+ + !m + !n + !o + !p + !q + !pq);
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_header_stdbool_h=yes
+else
+ ac_cv_header_stdbool_h=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdbool_h" >&5
+$as_echo "$ac_cv_header_stdbool_h" >&6; }
+ ac_fn_c_check_type "$LINENO" "_Bool" "ac_cv_type__Bool" "$ac_includes_default"
+if test "x$ac_cv_type__Bool" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE__BOOL 1
+_ACEOF
+
+
+fi
+
+
+
+ REPLACE_NULL=0;
+ HAVE_WCHAR_T=1;
+
+
+
+
+
+
+
+
+ if test $ac_cv_type_long_long_int = yes; then
+ HAVE_LONG_LONG_INT=1
+ else
+ HAVE_LONG_LONG_INT=0
+ fi
+
+
+ if test $ac_cv_type_unsigned_long_long_int = yes; then
+ HAVE_UNSIGNED_LONG_LONG_INT=1
+ else
+ HAVE_UNSIGNED_LONG_LONG_INT=0
+ fi
+
+
+
+ if test $ac_cv_header_wchar_h = yes; then
+ HAVE_WCHAR_H=1
+ else
+ HAVE_WCHAR_H=0
+ fi
+
+
+ if test $ac_cv_header_inttypes_h = yes; then
+ HAVE_INTTYPES_H=1
+ else
+ HAVE_INTTYPES_H=0
+ fi
+
+
+ if test $ac_cv_header_sys_types_h = yes; then
+ HAVE_SYS_TYPES_H=1
+ else
+ HAVE_SYS_TYPES_H=0
+ fi
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_stdint_h='<'stdint.h'>'
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <stdint.h>" >&5
+$as_echo_n "checking absolute name of <stdint.h>... " >&6; }
+if ${gl_cv_next_stdint_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ if test $ac_cv_header_stdint_h = yes; then
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <stdint.h>
+
+_ACEOF
+ case "$host_os" in
+ aix*) gl_absname_cpp="$ac_cpp -C" ;;
+ *) gl_absname_cpp="$ac_cpp" ;;
+ esac
+
+ case "$host_os" in
+ mingw*)
+ gl_dirsep_regex='[/\\]'
+ ;;
+ *)
+ gl_dirsep_regex='\/'
+ ;;
+ esac
+ gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+
+ gl_header_literal_regex=`echo 'stdint.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+ gl_cv_next_stdint_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`'"'
+ else
+ gl_cv_next_stdint_h='<'stdint.h'>'
+ fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdint_h" >&5
+$as_echo "$gl_cv_next_stdint_h" >&6; }
+ fi
+ NEXT_STDINT_H=$gl_cv_next_stdint_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'stdint.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_stdint_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_STDINT_H=$gl_next_as_first_directive
+
+
+
+
+ if test $ac_cv_header_stdint_h = yes; then
+ HAVE_STDINT_H=1
+ else
+ HAVE_STDINT_H=0
+ fi
+
+
+ if test $ac_cv_header_stdint_h = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stdint.h conforms to C99" >&5
+$as_echo_n "checking whether stdint.h conforms to C99... " >&6; }
+if ${gl_cv_header_working_stdint_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ gl_cv_header_working_stdint_h=no
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */
+#include <stdint.h>
+/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in <wchar.h>. */
+#if !(defined WCHAR_MIN && defined WCHAR_MAX)
+#error "WCHAR_MIN, WCHAR_MAX not defined in <stdint.h>"
+#endif
+
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+
+#ifdef INT8_MAX
+int8_t a1 = INT8_MAX;
+int8_t a1min = INT8_MIN;
+#endif
+#ifdef INT16_MAX
+int16_t a2 = INT16_MAX;
+int16_t a2min = INT16_MIN;
+#endif
+#ifdef INT32_MAX
+int32_t a3 = INT32_MAX;
+int32_t a3min = INT32_MIN;
+#endif
+#ifdef INT64_MAX
+int64_t a4 = INT64_MAX;
+int64_t a4min = INT64_MIN;
+#endif
+#ifdef UINT8_MAX
+uint8_t b1 = UINT8_MAX;
+#else
+typedef int b1[(unsigned char) -1 != 255 ? 1 : -1];
+#endif
+#ifdef UINT16_MAX
+uint16_t b2 = UINT16_MAX;
+#endif
+#ifdef UINT32_MAX
+uint32_t b3 = UINT32_MAX;
+#endif
+#ifdef UINT64_MAX
+uint64_t b4 = UINT64_MAX;
+#endif
+int_least8_t c1 = INT8_C (0x7f);
+int_least8_t c1max = INT_LEAST8_MAX;
+int_least8_t c1min = INT_LEAST8_MIN;
+int_least16_t c2 = INT16_C (0x7fff);
+int_least16_t c2max = INT_LEAST16_MAX;
+int_least16_t c2min = INT_LEAST16_MIN;
+int_least32_t c3 = INT32_C (0x7fffffff);
+int_least32_t c3max = INT_LEAST32_MAX;
+int_least32_t c3min = INT_LEAST32_MIN;
+int_least64_t c4 = INT64_C (0x7fffffffffffffff);
+int_least64_t c4max = INT_LEAST64_MAX;
+int_least64_t c4min = INT_LEAST64_MIN;
+uint_least8_t d1 = UINT8_C (0xff);
+uint_least8_t d1max = UINT_LEAST8_MAX;
+uint_least16_t d2 = UINT16_C (0xffff);
+uint_least16_t d2max = UINT_LEAST16_MAX;
+uint_least32_t d3 = UINT32_C (0xffffffff);
+uint_least32_t d3max = UINT_LEAST32_MAX;
+uint_least64_t d4 = UINT64_C (0xffffffffffffffff);
+uint_least64_t d4max = UINT_LEAST64_MAX;
+int_fast8_t e1 = INT_FAST8_MAX;
+int_fast8_t e1min = INT_FAST8_MIN;
+int_fast16_t e2 = INT_FAST16_MAX;
+int_fast16_t e2min = INT_FAST16_MIN;
+int_fast32_t e3 = INT_FAST32_MAX;
+int_fast32_t e3min = INT_FAST32_MIN;
+int_fast64_t e4 = INT_FAST64_MAX;
+int_fast64_t e4min = INT_FAST64_MIN;
+uint_fast8_t f1 = UINT_FAST8_MAX;
+uint_fast16_t f2 = UINT_FAST16_MAX;
+uint_fast32_t f3 = UINT_FAST32_MAX;
+uint_fast64_t f4 = UINT_FAST64_MAX;
+#ifdef INTPTR_MAX
+intptr_t g = INTPTR_MAX;
+intptr_t gmin = INTPTR_MIN;
+#endif
+#ifdef UINTPTR_MAX
+uintptr_t h = UINTPTR_MAX;
+#endif
+intmax_t i = INTMAX_MAX;
+uintmax_t j = UINTMAX_MAX;
+
+#include <limits.h> /* for CHAR_BIT */
+#define TYPE_MINIMUM(t) \
+ ((t) ((t) 0 < (t) -1 ? (t) 0 : ~ TYPE_MAXIMUM (t)))
+#define TYPE_MAXIMUM(t) \
+ ((t) ((t) 0 < (t) -1 \
+ ? (t) -1 \
+ : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1)))
+struct s {
+ int check_PTRDIFF:
+ PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t)
+ && PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t)
+ ? 1 : -1;
+ /* Detect bug in FreeBSD 6.0 / ia64. */
+ int check_SIG_ATOMIC:
+ SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t)
+ && SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t)
+ ? 1 : -1;
+ int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1;
+ int check_WCHAR:
+ WCHAR_MIN == TYPE_MINIMUM (wchar_t)
+ && WCHAR_MAX == TYPE_MAXIMUM (wchar_t)
+ ? 1 : -1;
+ /* Detect bug in mingw. */
+ int check_WINT:
+ WINT_MIN == TYPE_MINIMUM (wint_t)
+ && WINT_MAX == TYPE_MAXIMUM (wint_t)
+ ? 1 : -1;
+
+ /* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */
+ int check_UINT8_C:
+ (-1 < UINT8_C (0)) == (-1 < (uint_least8_t) 0) ? 1 : -1;
+ int check_UINT16_C:
+ (-1 < UINT16_C (0)) == (-1 < (uint_least16_t) 0) ? 1 : -1;
+
+ /* Detect bugs in OpenBSD 3.9 stdint.h. */
+#ifdef UINT8_MAX
+ int check_uint8: (uint8_t) -1 == UINT8_MAX ? 1 : -1;
+#endif
+#ifdef UINT16_MAX
+ int check_uint16: (uint16_t) -1 == UINT16_MAX ? 1 : -1;
+#endif
+#ifdef UINT32_MAX
+ int check_uint32: (uint32_t) -1 == UINT32_MAX ? 1 : -1;
+#endif
+#ifdef UINT64_MAX
+ int check_uint64: (uint64_t) -1 == UINT64_MAX ? 1 : -1;
+#endif
+ int check_uint_least8: (uint_least8_t) -1 == UINT_LEAST8_MAX ? 1 : -1;
+ int check_uint_least16: (uint_least16_t) -1 == UINT_LEAST16_MAX ? 1 : -1;
+ int check_uint_least32: (uint_least32_t) -1 == UINT_LEAST32_MAX ? 1 : -1;
+ int check_uint_least64: (uint_least64_t) -1 == UINT_LEAST64_MAX ? 1 : -1;
+ int check_uint_fast8: (uint_fast8_t) -1 == UINT_FAST8_MAX ? 1 : -1;
+ int check_uint_fast16: (uint_fast16_t) -1 == UINT_FAST16_MAX ? 1 : -1;
+ int check_uint_fast32: (uint_fast32_t) -1 == UINT_FAST32_MAX ? 1 : -1;
+ int check_uint_fast64: (uint_fast64_t) -1 == UINT_FAST64_MAX ? 1 : -1;
+ int check_uintptr: (uintptr_t) -1 == UINTPTR_MAX ? 1 : -1;
+ int check_uintmax: (uintmax_t) -1 == UINTMAX_MAX ? 1 : -1;
+ int check_size: (size_t) -1 == SIZE_MAX ? 1 : -1;
+};
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ if test "$cross_compiling" = yes; then :
+ gl_cv_header_working_stdint_h=yes
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */
+#include <stdint.h>
+
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+
+#include <stdio.h>
+#include <string.h>
+#define MVAL(macro) MVAL1(macro)
+#define MVAL1(expression) #expression
+static const char *macro_values[] =
+ {
+#ifdef INT8_MAX
+ MVAL (INT8_MAX),
+#endif
+#ifdef INT16_MAX
+ MVAL (INT16_MAX),
+#endif
+#ifdef INT32_MAX
+ MVAL (INT32_MAX),
+#endif
+#ifdef INT64_MAX
+ MVAL (INT64_MAX),
+#endif
+#ifdef UINT8_MAX
+ MVAL (UINT8_MAX),
+#endif
+#ifdef UINT16_MAX
+ MVAL (UINT16_MAX),
+#endif
+#ifdef UINT32_MAX
+ MVAL (UINT32_MAX),
+#endif
+#ifdef UINT64_MAX
+ MVAL (UINT64_MAX),
+#endif
+ NULL
+ };
+
+int
+main ()
+{
+
+ const char **mv;
+ for (mv = macro_values; *mv != NULL; mv++)
+ {
+ const char *value = *mv;
+ /* Test whether it looks like a cast expression. */
+ if (strncmp (value, "((unsigned int)"/*)*/, 15) == 0
+ || strncmp (value, "((unsigned short)"/*)*/, 17) == 0
+ || strncmp (value, "((unsigned char)"/*)*/, 16) == 0
+ || strncmp (value, "((int)"/*)*/, 6) == 0
+ || strncmp (value, "((signed short)"/*)*/, 15) == 0
+ || strncmp (value, "((signed char)"/*)*/, 14) == 0)
+ return mv - macro_values + 1;
+ }
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_header_working_stdint_h=yes
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdint_h" >&5
+$as_echo "$gl_cv_header_working_stdint_h" >&6; }
+ fi
+ if test "$gl_cv_header_working_stdint_h" = yes; then
+ STDINT_H=
+ else
+ for ac_header in sys/inttypes.h sys/bitypes.h
+do :
+ as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+ if test $ac_cv_header_sys_inttypes_h = yes; then
+ HAVE_SYS_INTTYPES_H=1
+ else
+ HAVE_SYS_INTTYPES_H=0
+ fi
+
+ if test $ac_cv_header_sys_bitypes_h = yes; then
+ HAVE_SYS_BITYPES_H=1
+ else
+ HAVE_SYS_BITYPES_H=0
+ fi
+
+
+
+
+ if test $APPLE_UNIVERSAL_BUILD = 0; then
+
+
+ for gltype in ptrdiff_t size_t ; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5
+$as_echo_n "checking for bit size of $gltype... " >&6; }
+if eval \${gl_cv_bitsizeof_${gltype}+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" "
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+#include <limits.h>"; then :
+
+else
+ result=unknown
+fi
+
+ eval gl_cv_bitsizeof_${gltype}=\$result
+
+fi
+eval ac_res=\$gl_cv_bitsizeof_${gltype}
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ eval result=\$gl_cv_bitsizeof_${gltype}
+ if test $result = unknown; then
+ result=0
+ fi
+ GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
+ cat >>confdefs.h <<_ACEOF
+#define BITSIZEOF_${GLTYPE} $result
+_ACEOF
+
+ eval BITSIZEOF_${GLTYPE}=\$result
+ done
+
+
+ fi
+
+
+ for gltype in sig_atomic_t wchar_t wint_t ; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5
+$as_echo_n "checking for bit size of $gltype... " >&6; }
+if eval \${gl_cv_bitsizeof_${gltype}+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" "
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+#include <limits.h>"; then :
+
+else
+ result=unknown
+fi
+
+ eval gl_cv_bitsizeof_${gltype}=\$result
+
+fi
+eval ac_res=\$gl_cv_bitsizeof_${gltype}
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ eval result=\$gl_cv_bitsizeof_${gltype}
+ if test $result = unknown; then
+ result=0
+ fi
+ GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
+ cat >>confdefs.h <<_ACEOF
+#define BITSIZEOF_${GLTYPE} $result
+_ACEOF
+
+ eval BITSIZEOF_${GLTYPE}=\$result
+ done
+
+
+
+
+ for gltype in sig_atomic_t wchar_t wint_t ; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gltype is signed" >&5
+$as_echo_n "checking whether $gltype is signed... " >&6; }
+if eval \${gl_cv_type_${gltype}_signed+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+ int verify[2 * (($gltype) -1 < ($gltype) 0) - 1];
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ result=yes
+else
+ result=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ eval gl_cv_type_${gltype}_signed=\$result
+
+fi
+eval ac_res=\$gl_cv_type_${gltype}_signed
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ eval result=\$gl_cv_type_${gltype}_signed
+ GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
+ if test "$result" = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_SIGNED_${GLTYPE} 1
+_ACEOF
+
+ eval HAVE_SIGNED_${GLTYPE}=1
+ else
+ eval HAVE_SIGNED_${GLTYPE}=0
+ fi
+ done
+
+
+ gl_cv_type_ptrdiff_t_signed=yes
+ gl_cv_type_size_t_signed=no
+ if test $APPLE_UNIVERSAL_BUILD = 0; then
+
+
+ for gltype in ptrdiff_t size_t ; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5
+$as_echo_n "checking for $gltype integer literal suffix... " >&6; }
+if eval \${gl_cv_type_${gltype}_suffix+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ eval gl_cv_type_${gltype}_suffix=no
+ eval result=\$gl_cv_type_${gltype}_signed
+ if test "$result" = yes; then
+ glsufu=
+ else
+ glsufu=u
+ fi
+ for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do
+ case $glsuf in
+ '') gltype1='int';;
+ l) gltype1='long int';;
+ ll) gltype1='long long int';;
+ i64) gltype1='__int64';;
+ u) gltype1='unsigned int';;
+ ul) gltype1='unsigned long int';;
+ ull) gltype1='unsigned long long int';;
+ ui64)gltype1='unsigned __int64';;
+ esac
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+ extern $gltype foo;
+ extern $gltype1 foo;
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval gl_cv_type_${gltype}_suffix=\$glsuf
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ eval result=\$gl_cv_type_${gltype}_suffix
+ test "$result" != no && break
+ done
+fi
+eval ac_res=\$gl_cv_type_${gltype}_suffix
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
+ eval result=\$gl_cv_type_${gltype}_suffix
+ test "$result" = no && result=
+ eval ${GLTYPE}_SUFFIX=\$result
+ cat >>confdefs.h <<_ACEOF
+#define ${GLTYPE}_SUFFIX $result
+_ACEOF
+
+ done
+
+
+ fi
+
+
+ for gltype in sig_atomic_t wchar_t wint_t ; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5
+$as_echo_n "checking for $gltype integer literal suffix... " >&6; }
+if eval \${gl_cv_type_${gltype}_suffix+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ eval gl_cv_type_${gltype}_suffix=no
+ eval result=\$gl_cv_type_${gltype}_signed
+ if test "$result" = yes; then
+ glsufu=
+ else
+ glsufu=u
+ fi
+ for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do
+ case $glsuf in
+ '') gltype1='int';;
+ l) gltype1='long int';;
+ ll) gltype1='long long int';;
+ i64) gltype1='__int64';;
+ u) gltype1='unsigned int';;
+ ul) gltype1='unsigned long int';;
+ ull) gltype1='unsigned long long int';;
+ ui64)gltype1='unsigned __int64';;
+ esac
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+ #include <stddef.h>
+ #include <signal.h>
+ #if HAVE_WCHAR_H
+ # include <stdio.h>
+ # include <time.h>
+ # include <wchar.h>
+ #endif
+
+ extern $gltype foo;
+ extern $gltype1 foo;
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval gl_cv_type_${gltype}_suffix=\$glsuf
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ eval result=\$gl_cv_type_${gltype}_suffix
+ test "$result" != no && break
+ done
+fi
+eval ac_res=\$gl_cv_type_${gltype}_suffix
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
+ eval result=\$gl_cv_type_${gltype}_suffix
+ test "$result" = no && result=
+ eval ${GLTYPE}_SUFFIX=\$result
+ cat >>confdefs.h <<_ACEOF
+#define ${GLTYPE}_SUFFIX $result
+_ACEOF
+
+ done
+
+
+
+ if test $BITSIZEOF_WINT_T -lt 32; then
+ BITSIZEOF_WINT_T=32
+ fi
+
+ STDINT_H=stdint.h
+ fi
+
+ if test -n "$STDINT_H"; then
+ GL_GENERATE_STDINT_H_TRUE=
+ GL_GENERATE_STDINT_H_FALSE='#'
+else
+ GL_GENERATE_STDINT_H_TRUE='#'
+ GL_GENERATE_STDINT_H_FALSE=
+fi
+
+
+
+
+ac_fn_c_check_decl "$LINENO" "strdup" "ac_cv_have_decl_strdup" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strdup" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRDUP $ac_have_decl
+_ACEOF
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_string_h='<'string.h'>'
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <string.h>" >&5
+$as_echo_n "checking absolute name of <string.h>... " >&6; }
+if ${gl_cv_next_string_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+
+_ACEOF
+ case "$host_os" in
+ aix*) gl_absname_cpp="$ac_cpp -C" ;;
+ *) gl_absname_cpp="$ac_cpp" ;;
+ esac
+
+ case "$host_os" in
+ mingw*)
+ gl_dirsep_regex='[/\\]'
+ ;;
+ *)
+ gl_dirsep_regex='\/'
+ ;;
+ esac
+ gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+
+ gl_header_literal_regex=`echo 'string.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+ gl_cv_next_string_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`'"'
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_string_h" >&5
+$as_echo "$gl_cv_next_string_h" >&6; }
+ fi
+ NEXT_STRING_H=$gl_cv_next_string_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'string.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_string_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_STRING_H=$gl_next_as_first_directive
+
+
+
+
+
+
+ for gl_func in ffsl ffsll memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul strdup strncat strndup strnlen strpbrk strsep strcasestr strtok_r strerror_r strsignal strverscmp; do
+ as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5
+$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; }
+if eval \${$as_gl_Symbol+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <string.h>
+
+int
+main ()
+{
+#undef $gl_func
+ (void) $gl_func;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval "$as_gl_Symbol=yes"
+else
+ eval "$as_gl_Symbol=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$as_gl_Symbol
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test \"x\$"$as_gl_Symbol"\" = x"yes"; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1
+_ACEOF
+
+ eval ac_cv_have_decl_$gl_func=yes
+fi
+ done
+
+
+
+ GNULIB_MKTIME=0;
+ GNULIB_NANOSLEEP=0;
+ GNULIB_STRPTIME=0;
+ GNULIB_TIMEGM=0;
+ GNULIB_TIME_R=0;
+ HAVE_DECL_LOCALTIME_R=1;
+ HAVE_NANOSLEEP=1;
+ HAVE_STRPTIME=1;
+ HAVE_TIMEGM=1;
+ REPLACE_LOCALTIME_R=GNULIB_PORTCHECK;
+ REPLACE_MKTIME=GNULIB_PORTCHECK;
+ REPLACE_NANOSLEEP=GNULIB_PORTCHECK;
+ REPLACE_TIMEGM=GNULIB_PORTCHECK;
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct timespec in <time.h>" >&5
+$as_echo_n "checking for struct timespec in <time.h>... " >&6; }
+if ${gl_cv_sys_struct_timespec_in_time_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <time.h>
+
+int
+main ()
+{
+static struct timespec x; x.tv_sec = x.tv_nsec;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gl_cv_sys_struct_timespec_in_time_h=yes
+else
+ gl_cv_sys_struct_timespec_in_time_h=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_time_h" >&5
+$as_echo "$gl_cv_sys_struct_timespec_in_time_h" >&6; }
+
+ TIME_H_DEFINES_STRUCT_TIMESPEC=0
+ SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0
+ PTHREAD_H_DEFINES_STRUCT_TIMESPEC=0
+ if test $gl_cv_sys_struct_timespec_in_time_h = yes; then
+ TIME_H_DEFINES_STRUCT_TIMESPEC=1
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct timespec in <sys/time.h>" >&5
+$as_echo_n "checking for struct timespec in <sys/time.h>... " >&6; }
+if ${gl_cv_sys_struct_timespec_in_sys_time_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/time.h>
+
+int
+main ()
+{
+static struct timespec x; x.tv_sec = x.tv_nsec;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gl_cv_sys_struct_timespec_in_sys_time_h=yes
+else
+ gl_cv_sys_struct_timespec_in_sys_time_h=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_sys_time_h" >&5
+$as_echo "$gl_cv_sys_struct_timespec_in_sys_time_h" >&6; }
+ if test $gl_cv_sys_struct_timespec_in_sys_time_h = yes; then
+ SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=1
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct timespec in <pthread.h>" >&5
+$as_echo_n "checking for struct timespec in <pthread.h>... " >&6; }
+if ${gl_cv_sys_struct_timespec_in_pthread_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <pthread.h>
+
+int
+main ()
+{
+static struct timespec x; x.tv_sec = x.tv_nsec;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gl_cv_sys_struct_timespec_in_pthread_h=yes
+else
+ gl_cv_sys_struct_timespec_in_pthread_h=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_pthread_h" >&5
+$as_echo "$gl_cv_sys_struct_timespec_in_pthread_h" >&6; }
+ if test $gl_cv_sys_struct_timespec_in_pthread_h = yes; then
+ PTHREAD_H_DEFINES_STRUCT_TIMESPEC=1
+ fi
+ fi
+ fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_time_h='<'time.h'>'
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <time.h>" >&5
+$as_echo_n "checking absolute name of <time.h>... " >&6; }
+if ${gl_cv_next_time_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <time.h>
+
+_ACEOF
+ case "$host_os" in
+ aix*) gl_absname_cpp="$ac_cpp -C" ;;
+ *) gl_absname_cpp="$ac_cpp" ;;
+ esac
+
+ case "$host_os" in
+ mingw*)
+ gl_dirsep_regex='[/\\]'
+ ;;
+ *)
+ gl_dirsep_regex='\/'
+ ;;
+ esac
+ gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+
+ gl_header_literal_regex=`echo 'time.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+ gl_cv_next_time_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`'"'
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_time_h" >&5
+$as_echo "$gl_cv_next_time_h" >&6; }
+ fi
+ NEXT_TIME_H=$gl_cv_next_time_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'time.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_time_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_TIME_H=$gl_next_as_first_directive
+
+
+
+
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the utimes function works" >&5
+$as_echo_n "checking whether the utimes function works... " >&6; }
+if ${gl_cv_func_working_utimes+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ if test "$cross_compiling" = yes; then :
+ gl_cv_func_working_utimes=no
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/time.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <utime.h>
+
+static int
+inorder (time_t a, time_t b, time_t c)
+{
+ return a <= b && b <= c;
+}
+
+int
+main ()
+{
+ int result = 0;
+ char const *file = "conftest.utimes";
+ static struct timeval timeval[2] = {{9, 10}, {999999, 999999}};
+
+ /* Test whether utimes() essentially works. */
+ {
+ struct stat sbuf;
+ FILE *f = fopen (file, "w");
+ if (f == NULL)
+ result |= 1;
+ else if (fclose (f) != 0)
+ result |= 1;
+ else if (utimes (file, timeval) != 0)
+ result |= 2;
+ else if (lstat (file, &sbuf) != 0)
+ result |= 1;
+ else if (!(sbuf.st_atime == timeval[0].tv_sec
+ && sbuf.st_mtime == timeval[1].tv_sec))
+ result |= 4;
+ if (unlink (file) != 0)
+ result |= 1;
+ }
+
+ /* Test whether utimes() with a NULL argument sets the file's timestamp
+ to the current time. Use 'fstat' as well as 'time' to
+ determine the "current" time, to accommodate NFS file systems
+ if there is a time skew between the host and the NFS server. */
+ {
+ int fd = open (file, O_WRONLY|O_CREAT, 0644);
+ if (fd < 0)
+ result |= 1;
+ else
+ {
+ time_t t0, t2;
+ struct stat st0, st1, st2;
+ if (time (&t0) == (time_t) -1)
+ result |= 1;
+ else if (fstat (fd, &st0) != 0)
+ result |= 1;
+ else if (utimes (file, timeval) != 0)
+ result |= 2;
+ else if (utimes (file, NULL) != 0)
+ result |= 8;
+ else if (fstat (fd, &st1) != 0)
+ result |= 1;
+ else if (write (fd, "\n", 1) != 1)
+ result |= 1;
+ else if (fstat (fd, &st2) != 0)
+ result |= 1;
+ else if (time (&t2) == (time_t) -1)
+ result |= 1;
+ else
+ {
+ int m_ok_POSIX = inorder (t0, st1.st_mtime, t2);
+ int m_ok_NFS = inorder (st0.st_mtime, st1.st_mtime, st2.st_mtime);
+ if (! (st1.st_atime == st1.st_mtime))
+ result |= 16;
+ if (! (m_ok_POSIX || m_ok_NFS))
+ result |= 32;
+ }
+ if (close (fd) != 0)
+ result |= 1;
+ }
+ if (unlink (file) != 0)
+ result |= 1;
+ }
+
+ /* Test whether utimes() with a NULL argument works on read-only files. */
+ {
+ int fd = open (file, O_WRONLY|O_CREAT, 0444);
+ if (fd < 0)
+ result |= 1;
+ else if (close (fd) != 0)
+ result |= 1;
+ else if (utimes (file, NULL) != 0)
+ result |= 64;
+ if (unlink (file) != 0)
+ result |= 1;
+ }
+
+ return result;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_working_utimes=yes
+else
+ gl_cv_func_working_utimes=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_utimes" >&5
+$as_echo "$gl_cv_func_working_utimes" >&6; }
+
+ if test $gl_cv_func_working_utimes = yes; then
+
+$as_echo "#define HAVE_WORKING_UTIMES 1" >>confdefs.h
+
+ fi
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct utimbuf" >&5
+$as_echo_n "checking for struct utimbuf... " >&6; }
+if ${gl_cv_sys_struct_utimbuf+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if HAVE_SYS_TIME_H
+ #include <sys/time.h>
+ #endif
+ #include <time.h>
+ #ifdef HAVE_UTIME_H
+ #include <utime.h>
+ #endif
+
+int
+main ()
+{
+static struct utimbuf x; x.actime = x.modtime;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gl_cv_sys_struct_utimbuf=yes
+else
+ gl_cv_sys_struct_utimbuf=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_utimbuf" >&5
+$as_echo "$gl_cv_sys_struct_utimbuf" >&6; }
+
+ if test $gl_cv_sys_struct_utimbuf = yes; then
+
+$as_echo "#define HAVE_STRUCT_UTIMBUF 1" >>confdefs.h
+
+ fi
+
+
+
+
+
+
+
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether <wchar.h> uses 'inline' correctly" >&5
+$as_echo_n "checking whether <wchar.h> uses 'inline' correctly... " >&6; }
+if ${gl_cv_header_wchar_h_correct_inline+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ gl_cv_header_wchar_h_correct_inline=yes
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #define wcstod renamed_wcstod
+/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
+ <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
+#include <wchar.h>
+extern int zero (void);
+int main () { return zero(); }
+
+_ACEOF
+ if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; then
+ mv conftest.$ac_objext conftest1.$ac_objext
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #define wcstod renamed_wcstod
+/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
+ <wchar.h>.
+ BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+ included before <wchar.h>. */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
+#include <wchar.h>
+int zero (void) { return 0; }
+
+_ACEOF
+ if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; then
+ mv conftest.$ac_objext conftest2.$ac_objext
+ if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&5 2>&1; then
+ :
+ else
+ gl_cv_header_wchar_h_correct_inline=no
+ fi
+ fi
+ fi
+ rm -f conftest1.$ac_objext conftest2.$ac_objext conftest$ac_exeext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_wchar_h_correct_inline" >&5
+$as_echo "$gl_cv_header_wchar_h_correct_inline" >&6; }
+ if test $gl_cv_header_wchar_h_correct_inline = no; then
+ as_fn_error $? "<wchar.h> cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS).
+This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in
+C99 mode. You have four options:
+ - Add the flag -fgnu89-inline to CC and reconfigure, or
+ - Fix your include files, using parts of
+ <http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=b037a293a48718af30d706c2e18c929d0e69a621>, or
+ - Use a gcc version older than 4.3, or
+ - Don't use the flags -std=c99 or -std=gnu99.
+Configuration aborted." "$LINENO" 5
+ fi
+
+
+ GNULIB_ISWBLANK=0;
+ GNULIB_WCTYPE=0;
+ GNULIB_ISWCTYPE=0;
+ GNULIB_WCTRANS=0;
+ GNULIB_TOWCTRANS=0;
+ HAVE_ISWBLANK=1;
+ HAVE_WCTYPE_T=1;
+ HAVE_WCTRANS_T=1;
+ REPLACE_ISWBLANK=0;
+
+
+
+
+
+
+ if false; then
+ GL_COND_LIBTOOL_TRUE=
+ GL_COND_LIBTOOL_FALSE='#'
+else
+ GL_COND_LIBTOOL_TRUE='#'
+ GL_COND_LIBTOOL_FALSE=
+fi
+
+ gl_cond_libtool=false
+ gl_libdeps=
+ gl_ltlibdeps=
+ gl_m4_base='m4'
+
+
+
+
+
+
+
+
+
+ gl_source_base='lib'
+
+
+ if test $ac_cv_func_alloca_works = no; then
+ :
+ fi
+
+ # Define an additional variable used in the Makefile substitution.
+ if test $ac_cv_working_alloca_h = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for alloca as a compiler built-in" >&5
+$as_echo_n "checking for alloca as a compiler built-in... " >&6; }
+if ${gl_cv_rpl_alloca+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#if defined __GNUC__ || defined _AIX || defined _MSC_VER
+ Need own alloca
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "Need own alloca" >/dev/null 2>&1; then :
+ gl_cv_rpl_alloca=yes
+else
+ gl_cv_rpl_alloca=no
+fi
+rm -f conftest*
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_rpl_alloca" >&5
+$as_echo "$gl_cv_rpl_alloca" >&6; }
+ if test $gl_cv_rpl_alloca = yes; then
+
+$as_echo "#define HAVE_ALLOCA 1" >>confdefs.h
+
+ ALLOCA_H=alloca.h
+ else
+ ALLOCA_H=
+ fi
+ else
+ ALLOCA_H=alloca.h
+ fi
+
+ if test -n "$ALLOCA_H"; then
+ GL_GENERATE_ALLOCA_H_TRUE=
+ GL_GENERATE_ALLOCA_H_FALSE='#'
+else
+ GL_GENERATE_ALLOCA_H_TRUE='#'
+ GL_GENERATE_ALLOCA_H_FALSE=
+fi
+
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS openat-proc.$ac_objext"
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible calloc" >&5
+$as_echo_n "checking for GNU libc compatible calloc... " >&6; }
+if ${ac_cv_func_calloc_0_nonnull+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ case "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) ac_cv_func_calloc_0_nonnull="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) ac_cv_func_calloc_0_nonnull="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+int result = 0;
+ if (!calloc (0, 0))
+ result |= 1;
+ if (calloc ((size_t) -1 / 8 + 1, 8))
+ result |= 2;
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ ac_cv_func_calloc_0_nonnull=yes
+else
+ ac_cv_func_calloc_0_nonnull=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_calloc_0_nonnull" >&5
+$as_echo "$ac_cv_func_calloc_0_nonnull" >&6; }
+ case "$ac_cv_func_calloc_0_nonnull" in
+ *yes)
+
+$as_echo "#define HAVE_CALLOC_GNU 1" >>confdefs.h
+
+ ;;
+ *)
+ $as_echo "#define HAVE_CALLOC_GNU 0" >>confdefs.h
+
+ REPLACE_CALLOC=1
+
+ ;;
+ esac
+
+
+if test $REPLACE_CALLOC = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS calloc.$ac_objext"
+
+fi
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_CALLOC_GNU 1
+_ACEOF
+
+
+
+
+
+ if test $gl_cv_func_malloc_posix = yes; then
+
+$as_echo "#define HAVE_CALLOC_POSIX 1" >>confdefs.h
+
+ else
+ REPLACE_CALLOC=1
+ fi
+
+if test $REPLACE_CALLOC = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS calloc.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_CALLOC_POSIX=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_CALLOC_POSIX 1" >>confdefs.h
+
+
+
+
+
+
+
+
+ GNULIB_CHDIR=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_CHDIR 1" >>confdefs.h
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether this system has an arbitrary file name length limit" >&5
+$as_echo_n "checking whether this system has an arbitrary file name length limit... " >&6; }
+if ${gl_cv_have_arbitrary_file_name_length_limit+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Arrange to define PATH_MAX, like "pathmax.h" does. */
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+#include <limits.h>
+#if defined HAVE_SYS_PARAM_H && !defined PATH_MAX && !defined MAXPATHLEN
+# include <sys/param.h>
+#endif
+#if !defined PATH_MAX && defined MAXPATHLEN
+# define PATH_MAX MAXPATHLEN
+#endif
+#ifdef __hpux
+# undef PATH_MAX
+# define PATH_MAX 1024
+#endif
+#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+# undef PATH_MAX
+# define PATH_MAX 260
+#endif
+
+#ifdef PATH_MAX
+have_arbitrary_file_name_length_limit
+#endif
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "have_arbitrary_file_name_length_limit" >/dev/null 2>&1; then :
+ gl_cv_have_arbitrary_file_name_length_limit=yes
+else
+ gl_cv_have_arbitrary_file_name_length_limit=no
+fi
+rm -f conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_arbitrary_file_name_length_limit" >&5
+$as_echo "$gl_cv_have_arbitrary_file_name_length_limit" >&6; }
+
+if test $gl_cv_have_arbitrary_file_name_length_limit = yes; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS chdir-long.$ac_objext"
+
+
+
+ :
+
+fi
+
+
+
+ # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
+ # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
+
+ # Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all*
+ # programs in the package would end up linked with that potentially-shared
+ # library, inducing unnecessary run-time overhead.
+ LIB_CLOCK_GETTIME=
+
+ gl_saved_libs=$LIBS
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing clock_gettime" >&5
+$as_echo_n "checking for library containing clock_gettime... " >&6; }
+if ${ac_cv_search_clock_gettime+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char clock_gettime ();
+int
+main ()
+{
+return clock_gettime ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' rt posix4; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ if ac_fn_c_try_link "$LINENO"; then :
+ ac_cv_search_clock_gettime=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext
+ if ${ac_cv_search_clock_gettime+:} false; then :
+ break
+fi
+done
+if ${ac_cv_search_clock_gettime+:} false; then :
+
+else
+ ac_cv_search_clock_gettime=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_clock_gettime" >&5
+$as_echo "$ac_cv_search_clock_gettime" >&6; }
+ac_res=$ac_cv_search_clock_gettime
+if test "$ac_res" != no; then :
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+ test "$ac_cv_search_clock_gettime" = "none required" ||
+ LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime
+fi
+
+ for ac_func in clock_gettime clock_settime
+do :
+ as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+ LIBS=$gl_saved_libs
+
+
+
+$as_echo "#define GNULIB_TEST_CLOEXEC 1" >>confdefs.h
+
+
+
+
+
+ if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+ REPLACE_CLOSE=1
+ fi
+
+
+
+
+
+ if test $ac_cv_header_sys_socket_h != yes; then
+ for ac_header in winsock2.h
+do :
+ ac_fn_c_check_header_mongrel "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default"
+if test "x$ac_cv_header_winsock2_h" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_WINSOCK2_H 1
+_ACEOF
+
+fi
+
+done
+
+ fi
+ if test "$ac_cv_header_winsock2_h" = yes; then
+ HAVE_WINSOCK2_H=1
+ UNISTD_H_HAVE_WINSOCK2_H=1
+ SYS_IOCTL_H_HAVE_WINSOCK2_H=1
+ else
+ HAVE_WINSOCK2_H=0
+ fi
+
+
+ if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then
+ REPLACE_CLOSE=1
+ fi
+
+
+ if test $REPLACE_CLOSE = 0; then
+
+
+
+ if test $ac_cv_func_fchdir = no; then
+ HAVE_FCHDIR=0
+ fi
+
+ if test $HAVE_FCHDIR = 0; then
+ REPLACE_CLOSE=1
+ fi
+ fi
+
+
+if test $REPLACE_CLOSE = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS close.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_CLOSE=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_CLOSE 1" >>confdefs.h
+
+
+
+
+ :
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_CLOSE_STREAM 1
+_ACEOF
+
+
+
+
+
+ for ac_func in closedir
+do :
+ ac_fn_c_check_func "$LINENO" "closedir" "ac_cv_func_closedir"
+if test "x$ac_cv_func_closedir" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_CLOSEDIR 1
+_ACEOF
+
+fi
+done
+
+ if test $ac_cv_func_closedir = no; then
+ HAVE_CLOSEDIR=0
+ fi
+
+
+
+
+ if test $ac_cv_func_fchdir = no; then
+ HAVE_FCHDIR=0
+ fi
+
+ if test $HAVE_FCHDIR = 0; then
+ if test $HAVE_CLOSEDIR = 1; then
+ REPLACE_CLOSEDIR=1
+ fi
+ fi
+
+
+if test $HAVE_CLOSEDIR = 0 || test $REPLACE_CLOSEDIR = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS closedir.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_CLOSEDIR=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_CLOSEDIR 1" >>confdefs.h
+
+
+
+
+ :
+
+
+ :
+
+
+ if test "x$datarootdir" = x; then
+ datarootdir='${datadir}'
+
+ fi
+ if test "x$docdir" = x; then
+ docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
+
+ fi
+ if test "x$htmldir" = x; then
+ htmldir='${docdir}'
+
+ fi
+ if test "x$dvidir" = x; then
+ dvidir='${docdir}'
+
+ fi
+ if test "x$pdfdir" = x; then
+ pdfdir='${docdir}'
+
+ fi
+ if test "x$psdir" = x; then
+ psdir='${docdir}'
+
+ fi
+ if test "x$lispdir" = x; then
+ lispdir='${datarootdir}/emacs/site-lisp'
+
+ fi
+ if test "x$localedir" = x; then
+ localedir='${datarootdir}/locale'
+
+ fi
+
+ pkglibexecdir='${libexecdir}/${PACKAGE}'
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_dirent_h='<'dirent.h'>'
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <dirent.h>" >&5
+$as_echo_n "checking absolute name of <dirent.h>... " >&6; }
+if ${gl_cv_next_dirent_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ if test $ac_cv_header_dirent_h = yes; then
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <dirent.h>
+
+_ACEOF
+ case "$host_os" in
+ aix*) gl_absname_cpp="$ac_cpp -C" ;;
+ *) gl_absname_cpp="$ac_cpp" ;;
+ esac
+
+ case "$host_os" in
+ mingw*)
+ gl_dirsep_regex='[/\\]'
+ ;;
+ *)
+ gl_dirsep_regex='\/'
+ ;;
+ esac
+ gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+
+ gl_header_literal_regex=`echo 'dirent.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+ gl_cv_next_dirent_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`'"'
+ else
+ gl_cv_next_dirent_h='<'dirent.h'>'
+ fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_dirent_h" >&5
+$as_echo "$gl_cv_next_dirent_h" >&6; }
+ fi
+ NEXT_DIRENT_H=$gl_cv_next_dirent_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'dirent.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_dirent_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_DIRENT_H=$gl_next_as_first_directive
+
+
+
+
+ if test $ac_cv_header_dirent_h = yes; then
+ HAVE_DIRENT_H=1
+ else
+ HAVE_DIRENT_H=0
+ fi
+
+
+
+ for gl_func in alphasort closedir dirfd fdopendir opendir readdir rewinddir scandir; do
+ as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5
+$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; }
+if eval \${$as_gl_Symbol+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <dirent.h>
+
+int
+main ()
+{
+#undef $gl_func
+ (void) $gl_func;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval "$as_gl_Symbol=yes"
+else
+ eval "$as_gl_Symbol=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$as_gl_Symbol
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test \"x\$"$as_gl_Symbol"\" = x"yes"; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1
+_ACEOF
+
+ eval ac_cv_have_decl_$gl_func=yes
+fi
+ done
+
+
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_DIRENT_SAFER 1
+_ACEOF
+
+
+
+
+
+
+
+ for ac_func in dirfd
+do :
+ ac_fn_c_check_func "$LINENO" "dirfd" "ac_cv_func_dirfd"
+if test "x$ac_cv_func_dirfd" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_DIRFD 1
+_ACEOF
+
+fi
+done
+
+ ac_fn_c_check_decl "$LINENO" "dirfd" "ac_cv_have_decl_dirfd" "#include <sys/types.h>
+ #include <dirent.h>
+"
+if test "x$ac_cv_have_decl_dirfd" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_DIRFD $ac_have_decl
+_ACEOF
+
+ if test $ac_cv_have_decl_dirfd = no; then
+ HAVE_DECL_DIRFD=0
+ fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether dirfd is a macro" >&5
+$as_echo_n "checking whether dirfd is a macro... " >&6; }
+if ${gl_cv_func_dirfd_macro+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <sys/types.h>
+#include <dirent.h>
+#ifdef dirfd
+ dirent_header_defines_dirfd
+#endif
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "dirent_header_defines_dirfd" >/dev/null 2>&1; then :
+ gl_cv_func_dirfd_macro=yes
+else
+ gl_cv_func_dirfd_macro=no
+fi
+rm -f conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dirfd_macro" >&5
+$as_echo "$gl_cv_func_dirfd_macro" >&6; }
+
+ # Use the replacement only if we have no function or macro with that name.
+ if test $ac_cv_func_dirfd = no && test $gl_cv_func_dirfd_macro = no; then
+ if test $ac_cv_have_decl_dirfd = yes; then
+ # If the system declares dirfd already, let's declare rpl_dirfd instead.
+ REPLACE_DIRFD=1
+ fi
+ fi
+
+if test $ac_cv_func_dirfd = no && test $gl_cv_func_dirfd_macro = no; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS dirfd.$ac_objext"
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to get the file descriptor associated with an open DIR*" >&5
+$as_echo_n "checking how to get the file descriptor associated with an open DIR*... " >&6; }
+if ${gl_cv_sys_dir_fd_member_name+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ dirfd_save_CFLAGS=$CFLAGS
+ for ac_expr in d_fd dd_fd; do
+
+ CFLAGS="$CFLAGS -DDIR_FD_MEMBER_NAME=$ac_expr"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #include <sys/types.h>
+ #include <dirent.h>
+int
+main ()
+{
+DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ dir_fd_found=yes
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS=$dirfd_save_CFLAGS
+ test "$dir_fd_found" = yes && break
+ done
+ test "$dir_fd_found" = yes || ac_expr=no_such_member
+
+ gl_cv_sys_dir_fd_member_name=$ac_expr
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_dir_fd_member_name" >&5
+$as_echo "$gl_cv_sys_dir_fd_member_name" >&6; }
+ if test $gl_cv_sys_dir_fd_member_name != no_such_member; then
+
+cat >>confdefs.h <<_ACEOF
+#define DIR_FD_MEMBER_NAME $gl_cv_sys_dir_fd_member_name
+_ACEOF
+
+ fi
+
+
+fi
+
+
+
+
+
+ GNULIB_DIRFD=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_DIRFD 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5
+$as_echo_n "checking whether // is distinct from /... " >&6; }
+if ${gl_cv_double_slash_root+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test x"$cross_compiling" = xyes ; then
+ # When cross-compiling, there is no way to tell whether // is special
+ # short of a list of hosts. However, the only known hosts to date
+ # that have a distinct // are Apollo DomainOS (too old to port to),
+ # Cygwin, and z/OS. If anyone knows of another system for which // has
+ # special semantics and is distinct from /, please report it to
+ # <bug-gnulib@gnu.org>.
+ case $host in
+ *-cygwin | i370-ibm-openedition)
+ gl_cv_double_slash_root=yes ;;
+ *)
+ # Be optimistic and assume that / and // are the same when we
+ # don't know.
+ gl_cv_double_slash_root='unknown, assuming no' ;;
+ esac
+ else
+ set x `ls -di / // 2>/dev/null`
+ if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then
+ gl_cv_double_slash_root=no
+ else
+ gl_cv_double_slash_root=yes
+ fi
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5
+$as_echo "$gl_cv_double_slash_root" >&6; }
+ if test "$gl_cv_double_slash_root" = yes; then
+
+$as_echo "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h
+
+ fi
+
+
+
+
+ if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+ REPLACE_DUP=1
+ fi
+
+
+
+
+ if test $ac_cv_func_fchdir = no; then
+ HAVE_FCHDIR=0
+ fi
+
+ if test $HAVE_FCHDIR = 0; then
+ REPLACE_DUP=1
+ fi
+
+
+if test $REPLACE_DUP = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS dup.$ac_objext"
+
+
+
+
+fi
+
+
+
+
+
+ GNULIB_DUP=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_DUP 1" >>confdefs.h
+
+
+
+
+
+
+
+
+$as_echo "#define HAVE_DUP2 1" >>confdefs.h
+
+
+ if test $HAVE_DUP2 = 1; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether dup2 works" >&5
+$as_echo_n "checking whether dup2 works... " >&6; }
+if ${gl_cv_func_dup2_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ case "$host_os" in
+ mingw*) # on this platform, dup2 always returns 0 for success
+ gl_cv_func_dup2_works="guessing no" ;;
+ cygwin*) # on cygwin 1.5.x, dup2(1,1) returns 0
+ gl_cv_func_dup2_works="guessing no" ;;
+ linux*) # On linux between 2008-07-27 and 2009-05-11, dup2 of a
+ # closed fd may yield -EBADF instead of -1 / errno=EBADF.
+ gl_cv_func_dup2_works="guessing no" ;;
+ freebsd*) # on FreeBSD 6.1, dup2(1,1000000) gives EMFILE, not EBADF.
+ gl_cv_func_dup2_works="guessing no" ;;
+ haiku*) # on Haiku alpha 2, dup2(1, 1) resets FD_CLOEXEC.
+ gl_cv_func_dup2_works="guessing no" ;;
+ *) gl_cv_func_dup2_works="guessing yes" ;;
+ esac
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+ #include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+int
+main ()
+{
+int result = 0;
+#ifdef FD_CLOEXEC
+ if (fcntl (1, F_SETFD, FD_CLOEXEC) == -1)
+ result |= 1;
+#endif
+ if (dup2 (1, 1) == 0)
+ result |= 2;
+#ifdef FD_CLOEXEC
+ if (fcntl (1, F_GETFD) != FD_CLOEXEC)
+ result |= 4;
+#endif
+ close (0);
+ if (dup2 (0, 0) != -1)
+ result |= 8;
+ /* Many gnulib modules require POSIX conformance of EBADF. */
+ if (dup2 (2, 1000000) == -1 && errno != EBADF)
+ result |= 16;
+ return result;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_dup2_works=yes
+else
+ gl_cv_func_dup2_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup2_works" >&5
+$as_echo "$gl_cv_func_dup2_works" >&6; }
+ case "$gl_cv_func_dup2_works" in
+ *yes) ;;
+ *)
+ REPLACE_DUP2=1
+ ;;
+ esac
+ fi
+
+
+
+
+ if test $ac_cv_func_fchdir = no; then
+ HAVE_FCHDIR=0
+ fi
+
+ if test $HAVE_FCHDIR = 0; then
+ if test $HAVE_DUP2 = 1; then
+ REPLACE_DUP2=1
+ fi
+ fi
+
+
+if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS dup2.$ac_objext"
+
+
+fi
+
+
+
+
+
+ GNULIB_DUP2=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_DUP2 1" >>confdefs.h
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5
+$as_echo_n "checking for error_at_line... " >&6; }
+if ${ac_cv_lib_error_at_line+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <error.h>
+int
+main ()
+{
+error_at_line (0, 0, "", 0, "an error occurred");
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ ac_cv_lib_error_at_line=yes
+else
+ ac_cv_lib_error_at_line=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_error_at_line" >&5
+$as_echo "$ac_cv_lib_error_at_line" >&6; }
+
+if test $ac_cv_lib_error_at_line = no; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS error.$ac_objext"
+
+
+
+
+ :
+
+fi
+
+
+ XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=error:3:c-format"
+
+
+
+ XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=error_at_line:5:c-format"
+
+
+
+
+
+
+ if test $ac_cv_have_decl_fchdir = no; then
+ HAVE_DECL_FCHDIR=0
+ fi
+
+
+ if test $HAVE_FCHDIR = 0; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fchdir.$ac_objext"
+
+ :
+
+$as_echo "#define REPLACE_FCHDIR 1" >>confdefs.h
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether open can visit directories" >&5
+$as_echo_n "checking whether open can visit directories... " >&6; }
+if ${gl_cv_func_open_directory_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ case "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_open_directory_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_open_directory_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <fcntl.h>
+
+int
+main ()
+{
+return open(".", O_RDONLY) < 0;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_open_directory_works=yes
+else
+ gl_cv_func_open_directory_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_directory_works" >&5
+$as_echo "$gl_cv_func_open_directory_works" >&6; }
+ case "$gl_cv_func_open_directory_works" in
+ *yes) ;;
+ *)
+
+$as_echo "#define REPLACE_OPEN_DIRECTORY 1" >>confdefs.h
+
+ ;;
+ esac
+ fi
+
+
+
+
+
+
+ GNULIB_FCHDIR=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FCHDIR 1" >>confdefs.h
+
+
+
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5
+$as_echo_n "checking whether fflush works on input streams... " >&6; }
+if ${gl_cv_func_fflush_stdin+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ echo hello world > conftest.txt
+ if test "$cross_compiling" = yes; then :
+ gl_cv_func_fflush_stdin=no
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#endif
+
+int
+main ()
+{
+FILE *f = fopen ("conftest.txt", "r");
+ char buffer[10];
+ int fd;
+ int c;
+ if (f == NULL)
+ return 1;
+ fd = fileno (f);
+ if (fd < 0 || fread (buffer, 1, 5, f) != 5)
+ return 2;
+ /* For deterministic results, ensure f read a bigger buffer. */
+ if (lseek (fd, 0, SEEK_CUR) == 5)
+ return 3;
+ /* POSIX requires fflush-fseek to set file offset of fd. This fails
+ on BSD systems and on mingw. */
+ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
+ return 4;
+ if (lseek (fd, 0, SEEK_CUR) != 5)
+ return 5;
+ /* Verify behaviour of fflush after ungetc. See
+ <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */
+ /* Verify behaviour of fflush after a backup ungetc. This fails on
+ mingw. */
+ c = fgetc (f);
+ ungetc (c, f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 6;
+ /* Verify behaviour of fflush after a non-backup ungetc. This fails
+ on glibc 2.8 and on BSD systems. */
+ c = fgetc (f);
+ ungetc ('@', f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 7;
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_fflush_stdin=yes
+else
+ gl_cv_func_fflush_stdin=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+ rm conftest.txt
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5
+$as_echo "$gl_cv_func_fflush_stdin" >&6; }
+
+ if test $gl_cv_func_fflush_stdin = no; then
+ REPLACE_FCLOSE=1
+ fi
+
+
+ if test $REPLACE_CLOSE = 1; then
+ REPLACE_FCLOSE=1
+ fi
+
+if test $REPLACE_FCLOSE = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fclose.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_FCLOSE=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FCLOSE 1" >>confdefs.h
+
+
+
+
+
+
+
+
+ if test $ac_cv_func_fcntl = no; then
+
+
+
+ if test $ac_cv_func_fcntl = no; then
+ HAVE_FCNTL=0
+ else
+ REPLACE_FCNTL=1
+ fi
+
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fcntl handles F_DUPFD correctly" >&5
+$as_echo_n "checking whether fcntl handles F_DUPFD correctly... " >&6; }
+if ${gl_cv_func_fcntl_f_dupfd_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ # Guess that it works on glibc systems
+ case $host_os in #((
+ *-gnu*) gl_cv_func_fcntl_f_dupfd_works="guessing yes";;
+ *) gl_cv_func_fcntl_f_dupfd_works="guessing no";;
+ esac
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <fcntl.h>
+#include <errno.h>
+
+int
+main ()
+{
+int result = 0;
+ if (fcntl (0, F_DUPFD, -1) != -1) result |= 1;
+ if (errno != EINVAL) result |= 2;
+ return result;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_fcntl_f_dupfd_works=yes
+else
+ gl_cv_func_fcntl_f_dupfd_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_works" >&5
+$as_echo "$gl_cv_func_fcntl_f_dupfd_works" >&6; }
+ case $gl_cv_func_fcntl_f_dupfd_works in
+ *yes) ;;
+ *)
+
+
+ if test $ac_cv_func_fcntl = no; then
+ HAVE_FCNTL=0
+ else
+ REPLACE_FCNTL=1
+ fi
+
+
+$as_echo "#define FCNTL_DUPFD_BUGGY 1" >>confdefs.h
+ ;;
+ esac
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fcntl understands F_DUPFD_CLOEXEC" >&5
+$as_echo_n "checking whether fcntl understands F_DUPFD_CLOEXEC... " >&6; }
+if ${gl_cv_func_fcntl_f_dupfd_cloexec+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <fcntl.h>
+#ifndef F_DUPFD_CLOEXEC
+choke me
+#endif
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#ifdef __linux__
+/* The Linux kernel only added F_DUPFD_CLOEXEC in 2.6.24, so we always replace
+ it to support the semantics on older kernels that failed with EINVAL. */
+choke me
+#endif
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gl_cv_func_fcntl_f_dupfd_cloexec=yes
+else
+ gl_cv_func_fcntl_f_dupfd_cloexec="needs runtime check"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+else
+ gl_cv_func_fcntl_f_dupfd_cloexec=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_cloexec" >&5
+$as_echo "$gl_cv_func_fcntl_f_dupfd_cloexec" >&6; }
+ if test "$gl_cv_func_fcntl_f_dupfd_cloexec" != yes; then
+
+
+
+ if test $ac_cv_func_fcntl = no; then
+ HAVE_FCNTL=0
+ else
+ REPLACE_FCNTL=1
+ fi
+
+ fi
+ fi
+
+
+
+
+ if test $ac_cv_func_fchdir = no; then
+ HAVE_FCHDIR=0
+ fi
+
+ if test $HAVE_FCHDIR = 0; then
+
+
+
+ if test $ac_cv_func_fcntl = no; then
+ HAVE_FCNTL=0
+ else
+ REPLACE_FCNTL=1
+ fi
+
+ fi
+
+
+if test $HAVE_FCNTL = 0 || test $REPLACE_FCNTL = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fcntl.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_FCNTL=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FCNTL 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_fcntl_h='<'fcntl.h'>'
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <fcntl.h>" >&5
+$as_echo_n "checking absolute name of <fcntl.h>... " >&6; }
+if ${gl_cv_next_fcntl_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <fcntl.h>
+
+_ACEOF
+ case "$host_os" in
+ aix*) gl_absname_cpp="$ac_cpp -C" ;;
+ *) gl_absname_cpp="$ac_cpp" ;;
+ esac
+
+ case "$host_os" in
+ mingw*)
+ gl_dirsep_regex='[/\\]'
+ ;;
+ *)
+ gl_dirsep_regex='\/'
+ ;;
+ esac
+ gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+
+ gl_header_literal_regex=`echo 'fcntl.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+ gl_cv_next_fcntl_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`'"'
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_fcntl_h" >&5
+$as_echo "$gl_cv_next_fcntl_h" >&6; }
+ fi
+ NEXT_FCNTL_H=$gl_cv_next_fcntl_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'fcntl.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_fcntl_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_FCNTL_H=$gl_next_as_first_directive
+
+
+
+
+
+
+
+
+
+
+ for gl_func in fcntl openat; do
+ as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5
+$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; }
+if eval \${$as_gl_Symbol+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <fcntl.h>
+
+int
+main ()
+{
+#undef $gl_func
+ (void) $gl_func;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval "$as_gl_Symbol=yes"
+else
+ eval "$as_gl_Symbol=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$as_gl_Symbol
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test \"x\$"$as_gl_Symbol"\" = x"yes"; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1
+_ACEOF
+
+ eval ac_cv_have_decl_$gl_func=yes
+fi
+ done
+
+
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FCNTL_SAFER 1
+_ACEOF
+
+
+
+
+
+
+
+ ac_fn_c_check_decl "$LINENO" "fdopendir" "ac_cv_have_decl_fdopendir" "
+#include <dirent.h>
+
+"
+if test "x$ac_cv_have_decl_fdopendir" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FDOPENDIR $ac_have_decl
+_ACEOF
+if test $ac_have_decl = 1; then :
+
+else
+ HAVE_DECL_FDOPENDIR=0
+fi
+
+
+ if test $ac_cv_func_fdopendir = no; then
+ HAVE_FDOPENDIR=0
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fdopendir works" >&5
+$as_echo_n "checking whether fdopendir works... " >&6; }
+if ${gl_cv_func_fdopendir_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ case "$host_os" in
+ # Guess yes on glibc systems.
+ *-gnu*) gl_cv_func_fdopendir_works="guessing yes" ;;
+ # If we don't know, assume the worst.
+ *) gl_cv_func_fdopendir_works="guessing no" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <dirent.h>
+#include <fcntl.h>
+#include <unistd.h>
+#if !HAVE_DECL_FDOPENDIR
+extern
+# ifdef __cplusplus
+"C"
+# endif
+DIR *fdopendir (int);
+#endif
+
+int
+main ()
+{
+int result = 0;
+ int fd = open ("conftest.c", O_RDONLY);
+ if (fd < 0) result |= 1;
+ if (fdopendir (fd)) result |= 2;
+ if (close (fd)) result |= 4;
+ return result;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_fdopendir_works=yes
+else
+ gl_cv_func_fdopendir_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fdopendir_works" >&5
+$as_echo "$gl_cv_func_fdopendir_works" >&6; }
+ case "$gl_cv_func_fdopendir_works" in
+ *yes) ;;
+ *)
+ REPLACE_FDOPENDIR=1
+ ;;
+ esac
+ fi
+
+if test $HAVE_FDOPENDIR = 0 || test $REPLACE_FDOPENDIR = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fdopendir.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_FDOPENDIR=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FDOPENDIR 1" >>confdefs.h
+
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FDOPENDIR 1
+_ACEOF
+
+
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5
+$as_echo_n "checking whether fflush works on input streams... " >&6; }
+if ${gl_cv_func_fflush_stdin+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ echo hello world > conftest.txt
+ if test "$cross_compiling" = yes; then :
+ gl_cv_func_fflush_stdin=no
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <stdio.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#else /* on Windows with MSVC */
+# include <io.h>
+#endif
+
+int
+main ()
+{
+FILE *f = fopen ("conftest.txt", "r");
+ char buffer[10];
+ int fd;
+ int c;
+ if (f == NULL)
+ return 1;
+ fd = fileno (f);
+ if (fd < 0 || fread (buffer, 1, 5, f) != 5)
+ return 2;
+ /* For deterministic results, ensure f read a bigger buffer. */
+ if (lseek (fd, 0, SEEK_CUR) == 5)
+ return 3;
+ /* POSIX requires fflush-fseek to set file offset of fd. This fails
+ on BSD systems and on mingw. */
+ if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
+ return 4;
+ if (lseek (fd, 0, SEEK_CUR) != 5)
+ return 5;
+ /* Verify behaviour of fflush after ungetc. See
+ <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */
+ /* Verify behaviour of fflush after a backup ungetc. This fails on
+ mingw. */
+ c = fgetc (f);
+ ungetc (c, f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 6;
+ /* Verify behaviour of fflush after a non-backup ungetc. This fails
+ on glibc 2.8 and on BSD systems. */
+ c = fgetc (f);
+ ungetc ('@', f);
+ fflush (f);
+ if (fgetc (f) != c)
+ return 7;
+ return 0;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_fflush_stdin=yes
+else
+ gl_cv_func_fflush_stdin=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+ rm conftest.txt
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5
+$as_echo "$gl_cv_func_fflush_stdin" >&6; }
+
+ if test $gl_cv_func_fflush_stdin = no; then
+ REPLACE_FFLUSH=1
+ fi
+
+if test $REPLACE_FFLUSH = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fflush.$ac_objext"
+
+
+
+ :
+
+fi
+
+
+cat >>confdefs.h <<_ACEOF
+#define GNULIB_FFLUSH 1
+_ACEOF
+
+
+
+
+
+
+
+ GNULIB_FFLUSH=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FFLUSH 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+ FLOAT_H=
+ REPLACE_FLOAT_LDBL=0
+ case "$host_os" in
+ aix* | beos* | openbsd* | mirbsd* | irix*)
+ FLOAT_H=float.h
+ ;;
+ freebsd*)
+ case "$host_cpu" in
+ i[34567]86 )
+ FLOAT_H=float.h
+ ;;
+ x86_64 )
+ # On x86_64 systems, the C compiler may still be generating
+ # 32-bit code.
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if defined __LP64__ || defined __x86_64__ || defined __amd64__
+ yes
+ #endif
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "yes" >/dev/null 2>&1; then :
+
+else
+ FLOAT_H=float.h
+fi
+rm -f conftest*
+
+ ;;
+ esac
+ ;;
+ linux*)
+ case "$host_cpu" in
+ powerpc*)
+ FLOAT_H=float.h
+ ;;
+ esac
+ ;;
+ esac
+ case "$host_os" in
+ aix* | freebsd* | linux*)
+ if test -n "$FLOAT_H"; then
+ REPLACE_FLOAT_LDBL=1
+ fi
+ ;;
+ esac
+
+ REPLACE_ITOLD=0
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether conversion from 'int' to 'long double' works" >&5
+$as_echo_n "checking whether conversion from 'int' to 'long double' works... " >&6; }
+if ${gl_cv_func_itold_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ if test "$cross_compiling" = yes; then :
+ case "$host" in
+ sparc*-*-linux*)
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#if defined __LP64__ || defined __arch64__
+ yes
+ #endif
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "yes" >/dev/null 2>&1; then :
+ gl_cv_func_itold_works="guessing no"
+else
+ gl_cv_func_itold_works="guessing yes"
+fi
+rm -f conftest*
+
+ ;;
+ *) gl_cv_func_itold_works="guessing yes" ;;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+int i = -1;
+volatile long double ld;
+int main ()
+{
+ ld += i * 1.0L;
+ if (ld > 0)
+ return 1;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_itold_works=yes
+else
+ gl_cv_func_itold_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_itold_works" >&5
+$as_echo "$gl_cv_func_itold_works" >&6; }
+ case "$gl_cv_func_itold_works" in
+ *no)
+ REPLACE_ITOLD=1
+ FLOAT_H=float.h
+ ;;
+ esac
+
+ if test -n "$FLOAT_H"; then
+
+
+
+
+
+
+
+
+ if test $gl_cv_have_include_next = yes; then
+ gl_cv_next_float_h='<'float.h'>'
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <float.h>" >&5
+$as_echo_n "checking absolute name of <float.h>... " >&6; }
+if ${gl_cv_next_float_h+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <float.h>
+
+_ACEOF
+ case "$host_os" in
+ aix*) gl_absname_cpp="$ac_cpp -C" ;;
+ *) gl_absname_cpp="$ac_cpp" ;;
+ esac
+
+ case "$host_os" in
+ mingw*)
+ gl_dirsep_regex='[/\\]'
+ ;;
+ *)
+ gl_dirsep_regex='\/'
+ ;;
+ esac
+ gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g'
+
+ gl_header_literal_regex=`echo 'float.h' \
+ | sed -e "$gl_make_literal_regex_sed"`
+ gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{
+ s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/
+ s|^/[^/]|//&|
+ p
+ q
+ }'
+ gl_cv_next_float_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 |
+ sed -n "$gl_absolute_header_sed"`'"'
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_float_h" >&5
+$as_echo "$gl_cv_next_float_h" >&6; }
+ fi
+ NEXT_FLOAT_H=$gl_cv_next_float_h
+
+ if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
+ gl_next_as_first_directive='<'float.h'>'
+ else
+ # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
+ gl_next_as_first_directive=$gl_cv_next_float_h
+ fi
+ NEXT_AS_FIRST_DIRECTIVE_FLOAT_H=$gl_next_as_first_directive
+
+
+
+
+ fi
+
+ if test -n "$FLOAT_H"; then
+ GL_GENERATE_FLOAT_H_TRUE=
+ GL_GENERATE_FLOAT_H_FALSE='#'
+else
+ GL_GENERATE_FLOAT_H_TRUE='#'
+ GL_GENERATE_FLOAT_H_FALSE=
+fi
+
+
+
+if test $REPLACE_FLOAT_LDBL = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS float.$ac_objext"
+
+fi
+if test $REPLACE_ITOLD = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS itold.$ac_objext"
+
+fi
+
+
+
+ fp_headers='
+# include <stdio.h>
+# if HAVE_STDIO_EXT_H
+# include <stdio_ext.h>
+# endif
+'
+ ac_fn_c_check_decl "$LINENO" "__fpending" "ac_cv_have_decl___fpending" "$fp_headers
+"
+if test "x$ac_cv_have_decl___fpending" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL___FPENDING $ac_have_decl
+_ACEOF
+
+
+if test $ac_cv_func___fpending = no; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fpending.$ac_objext"
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to determine the number of pending output bytes on a stream" >&5
+$as_echo_n "checking how to determine the number of pending output bytes on a stream... " >&6; }
+if ${ac_cv_sys_pending_output_n_bytes+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ for ac_expr in \
+ \
+ '# glibc2' \
+ 'fp->_IO_write_ptr - fp->_IO_write_base' \
+ \
+ '# traditional Unix' \
+ 'fp->_ptr - fp->_base' \
+ \
+ '# BSD' \
+ 'fp->_p - fp->_bf._base' \
+ \
+ '# SCO, Unixware' \
+ '(fp->__ptr ? fp->__ptr - fp->__base : 0)' \
+ \
+ '# QNX' \
+ '(fp->_Mode & 0x2000 /*_MWRITE*/ ? fp->_Next - fp->_Buf : 0)' \
+ \
+ '# old glibc?' \
+ 'fp->__bufp - fp->__buffer' \
+ \
+ '# old glibc iostream?' \
+ 'fp->_pptr - fp->_pbase' \
+ \
+ '# emx+gcc' \
+ 'fp->_ptr - fp->_buffer' \
+ \
+ '# Minix' \
+ 'fp->_ptr - fp->_buf' \
+ \
+ '# Plan9' \
+ 'fp->wp - fp->buf' \
+ \
+ '# VMS' \
+ '(*fp)->_ptr - (*fp)->_base' \
+ \
+ '# e.g., DGUX R4.11; the info is not available' \
+ 1 \
+ ; do
+
+ # Skip each embedded comment.
+ case "$ac_expr" in '#'*) continue;; esac
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <stdio.h>
+int
+main ()
+{
+FILE *fp = stdin; (void) ($ac_expr);
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ fp_done=yes
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ test "$fp_done" = yes && break
+ done
+
+ ac_cv_sys_pending_output_n_bytes=$ac_expr
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_pending_output_n_bytes" >&5
+$as_echo "$ac_cv_sys_pending_output_n_bytes" >&6; }
+
+cat >>confdefs.h <<_ACEOF
+#define PENDING_OUTPUT_N_BYTES $ac_cv_sys_pending_output_n_bytes
+_ACEOF
+
+
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ gl_cv_func_fprintf_posix=no
+ case "$gl_cv_func_printf_sizes_c99" in
+ *yes)
+ case "$gl_cv_func_printf_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_infinite" in
+ *yes)
+ case "$gl_cv_func_printf_infinite_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_directive_a" in
+ *yes)
+ case "$gl_cv_func_printf_directive_f" in
+ *yes)
+ case "$gl_cv_func_printf_directive_n" in
+ *yes)
+ case "$gl_cv_func_printf_directive_ls" in
+ *yes)
+ case "$gl_cv_func_printf_positions" in
+ *yes)
+ case "$gl_cv_func_printf_flag_grouping" in
+ *yes)
+ case "$gl_cv_func_printf_flag_leftadjust" in
+ *yes)
+ case "$gl_cv_func_printf_flag_zero" in
+ *yes)
+ case "$gl_cv_func_printf_precision" in
+ *yes)
+ case "$gl_cv_func_printf_enomem" in
+ *yes)
+ # fprintf exists and is
+ # already POSIX compliant.
+ gl_cv_func_fprintf_posix=yes
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ ;;
+ esac
+ if test $gl_cv_func_fprintf_posix = no; then
+
+
+
+ case "$gl_cv_func_printf_infinite" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+
+ case "$gl_cv_func_printf_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_infinite_long_double" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_directive_a" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h
+
+ for ac_func in nl_langinfo
+do :
+ ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo"
+if test "x$ac_cv_func_nl_langinfo" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_NL_LANGINFO 1
+_ACEOF
+
+fi
+done
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_directive_f" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_directive_ls" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_flag_grouping" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_flag_leftadjust" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_flag_zero" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_precision" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+ case "$gl_cv_func_printf_enomem" in
+ *yes)
+ ;;
+ *)
+
+$as_echo "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h
+
+
+$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h
+
+ ;;
+ esac
+
+
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext"
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext"
+
+ if test $ac_cv_func_vasnprintf = yes; then
+
+$as_echo "#define REPLACE_VASNPRINTF 1" >>confdefs.h
+
+ fi
+
+
+
+
+
+
+
+
+
+
+
+ ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default"
+if test "x$ac_cv_type_ptrdiff_t" = xyes; then :
+
+else
+
+$as_echo "#define ptrdiff_t long" >>confdefs.h
+
+
+fi
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fprintf.$ac_objext"
+
+ REPLACE_FPRINTF=1
+
+$as_echo "#define REPLACE_FPRINTF_POSIX 1" >>confdefs.h
+
+ :
+
+ fi
+
+
+
+
+
+
+ GNULIB_FPRINTF_POSIX=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FPRINTF_POSIX 1" >>confdefs.h
+
+
+
+
+
+
+
+ ac_fn_c_check_decl "$LINENO" "fpurge" "ac_cv_have_decl_fpurge" "#include <stdio.h>
+"
+if test "x$ac_cv_have_decl_fpurge" = xyes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_FPURGE $ac_have_decl
+_ACEOF
+
+ if test "x$ac_cv_func_fpurge" = xyes; then
+ HAVE_FPURGE=1
+ # Detect BSD bug. Only cygwin 1.7 is known to be immune.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fpurge works" >&5
+$as_echo_n "checking whether fpurge works... " >&6; }
+if ${gl_cv_func_fpurge_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ gl_cv_func_fpurge_works='guessing no'
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <stdio.h>
+
+int
+main ()
+{
+FILE *f = fopen ("conftest.txt", "w+");
+ if (!f) return 1;
+ if (fputc ('a', f) != 'a') return 2;
+ rewind (f);
+ if (fgetc (f) != 'a') return 3;
+ if (fgetc (f) != EOF) return 4;
+ if (fpurge (f) != 0) return 5;
+ if (putc ('b', f) != 'b') return 6;
+ if (fclose (f) != 0) return 7;
+ if ((f = fopen ("conftest.txt", "r")) == NULL) return 8;
+ if (fgetc (f) != 'a') return 9;
+ if (fgetc (f) != 'b') return 10;
+ if (fgetc (f) != EOF) return 11;
+ if (fclose (f) != 0) return 12;
+ if (remove ("conftest.txt") != 0) return 13;
+ return 0;
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ gl_cv_func_fpurge_works=yes
+else
+ gl_cv_func_fpurge_works=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fpurge_works" >&5
+$as_echo "$gl_cv_func_fpurge_works" >&6; }
+ if test "x$gl_cv_func_fpurge_works" != xyes; then
+ REPLACE_FPURGE=1
+ fi
+ else
+ HAVE_FPURGE=0
+ fi
+ if test "x$ac_cv_have_decl_fpurge" = xno; then
+ HAVE_DECL_FPURGE=0
+ fi
+
+if test $HAVE_FPURGE = 0 || test $REPLACE_FPURGE = 1; then
+
+
+
+
+
+
+
+
+ gl_LIBOBJS="$gl_LIBOBJS fpurge.$ac_objext"
+
+fi
+
+
+
+
+
+ GNULIB_FPURGE=1
+
+
+
+
+
+$as_echo "#define GNULIB_TEST_FPURGE 1" >>confdefs.h
+
+
+
+
+
+
+
+
+
+ if test $gl_cv_func_frexp_no_libm = yes; then
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5
+$as_echo_n "checking whether frexp works... " >&6; }
+if ${gl_cv_func_frexp_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ if test "$cross_compiling" = yes; then :
+ case "$host_os" in
+ netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";;
+ *) gl_cv_func_frexp_works="guessing yes";;
+ esac
+
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <float.h>
+#include <math.h>
+#include <string.h>
+#if HAVE_ALARM
+# include <unistd.h>
+#endif
+/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0.
+ ICC 10.0 has a bug when optimizing the expression -zero.
+ The expression -DBL_MIN * DBL_MIN does not work when cross-compiling
+ to PowerPC on MacOS X 10.5. */
+#if defined __hpux || defined __sgi || defined __ICC
+static double
+compute_minus_zero (void)
+{
+ return -DBL_MIN * DBL_MIN;
+}
+# define minus_zero compute_minus_zero ()
+#else
+double minus_zero = -0.0;
+#endif
+int main()
+{
+ int result = 0;
+ int i;
+ volatile double x;
+ double zero = 0.0;
+#if HAVE_ALARM
+ /* NeXTstep 3.3 frexp() runs into an endless loop when called on an infinite
+ number. Let the test fail in this case. */
+ alarm (5);
+#endif
+ /* Test on denormalized numbers. */
+ for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5)
+ ;
+ if (x > 0.0)
+ {
+ int exp;
+ double y = frexp (x, &exp);
+ /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022.
+ On NetBSD: y = 0.75. Correct: y = 0.5. */
+ if (y != 0.5)
+ result |= 1;
+ }
+ /* Test on infinite numbers. */
+ x = 1.0 / zero;
+ {
+ int exp;
+ double y = frexp (x, &exp);
+ if (y != x)
+ result |= 2;
+ }
+ /* Test on negative zero. */
+ x = minus_zero;
+ {
+ int exp;
+ double y = frexp (x, &exp);
+ if (memcmp (&y, &x, sizeof x))
+ result |= 4;
+ }
+ return result;
+}