-# Configure a replacement for <string.h>.
+# Configure a replacement for <strings.h>.
+# serial 6
-# Copyright (C) 2007 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2009-2013 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_HEADER_STRINGS_H_BODY],
[
AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
+
gl_CHECK_NEXT_HEADERS([strings.h])
+ if test $ac_cv_header_strings_h = yes; then
+ HAVE_STRINGS_H=1
+ else
+ HAVE_STRINGS_H=0
+ fi
+ AC_SUBST([HAVE_STRINGS_H])
+
+ dnl Check for declarations of anything we want to poison if the
+ dnl corresponding gnulib module is not in use.
+ gl_WARN_ON_USE_PREPARE([[
+ /* Minix 3.1.8 has a bug: <sys/types.h> must be included before
+ <strings.h>. */
+ #include <sys/types.h>
+ #include <strings.h>
+ ]], [ffs strcasecmp strncasecmp])
])
AC_DEFUN([gl_STRINGS_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
- GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
+ gl_MODULE_INDICATOR_SET_VARIABLE([$1])
])
AC_DEFUN([gl_HEADER_STRINGS_H_DEFAULTS],
[
+ GNULIB_FFS=0; AC_SUBST([GNULIB_FFS])
dnl Assume proper GNU behavior unless another module says otherwise.
+ HAVE_FFS=1; AC_SUBST([HAVE_FFS])
HAVE_STRCASECMP=1; AC_SUBST([HAVE_STRCASECMP])
HAVE_DECL_STRNCASECMP=1; AC_SUBST([HAVE_DECL_STRNCASECMP])
])