-# strndup.m4 serial 17
-dnl Copyright (C) 2002-2003, 2005-2010 Free Software Foundation, Inc.
+# strndup.m4 serial 21
+dnl Copyright (C) 2002-2003, 2005-2014 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
fi
if test $ac_cv_func_strndup = yes; then
+ HAVE_STRNDUP=1
# AIX 4.3.3, AIX 5.1 have a function that fails to add the terminating '\0'.
AC_CACHE_CHECK([for working strndup], [gl_cv_func_strndup_works],
[AC_RUN_IFELSE([
AC_LANG_PROGRAM([[#include <string.h>
#include <stdlib.h>]], [[
-#ifndef HAVE_DECL_STRNDUP
- extern char *strndup (const char *, size_t);
+#if !HAVE_DECL_STRNDUP
+ extern
+ #ifdef __cplusplus
+ "C"
+ #endif
+ char *strndup (const char *, size_t);
#endif
char *s;
s = strndup ("some longer string", 15);
return s[13] != '\0';]])],
[gl_cv_func_strndup_works=yes],
[gl_cv_func_strndup_works=no],
- [case $host_os in
- aix*) gl_cv_func_strndup_works="guessing no";;
- *) gl_cv_func_strndup_works="guessing yes";;
- esac])])
+ [
+changequote(,)dnl
+ case $host_os in
+ aix | aix[3-6]*) gl_cv_func_strndup_works="guessing no";;
+ *) gl_cv_func_strndup_works="guessing yes";;
+ esac
+changequote([,])dnl
+ ])])
case $gl_cv_func_strndup_works in
- *no)
- REPLACE_STRNDUP=1
- AC_LIBOBJ([strndup])
- ;;
+ *no) REPLACE_STRNDUP=1 ;;
esac
else
- AC_LIBOBJ([strndup])
+ HAVE_STRNDUP=0
fi
])