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| author | Leo Davis <ldavis@speechfxinc.com> | 2012-09-07 11:12:05 +0200 |
|---|---|---|
| committer | Peter Simons <simons@cryp.to> | 2012-09-07 11:13:54 +0200 |
| commit | 99407098092a2770b487f5b87d2899880f6797d4 (patch) | |
| tree | 2c2ad85b2bc9339800246214bf63045adfe39d14 /m4/ax_include_strcasecmp.m4 | |
| parent | 9ed38de69235707cba595813e5eb87f41fcb1085 (diff) | |
| download | autoconf-archive-99407098092a2770b487f5b87d2899880f6797d4.tar.gz | |
AX_INCLUDE_STRCASECMP: initial version
The macro detects which header file defines the strcasecmp() function.
See <http://savannah.gnu.org/patch/?7836> for further details.
Diffstat (limited to 'm4/ax_include_strcasecmp.m4')
| -rw-r--r-- | m4/ax_include_strcasecmp.m4 | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/m4/ax_include_strcasecmp.m4 b/m4/ax_include_strcasecmp.m4 new file mode 100644 index 0000000..d103649 --- /dev/null +++ b/m4/ax_include_strcasecmp.m4 @@ -0,0 +1,55 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_include_strcasecmp.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_INCLUDE_STRCASECMP +# +# DESCRIPTION +# +# This macro tries to find a header for strcasecmp() in strings.h, then +# string.h, and AC_DEFINEs AX_STRCASECMP_HEADER to the value it found. Use +# it in your source like so: +# +# #ifdef AX_STRCASECMP_HEADER +# #include AX_STRCASECMP_HEADER +# #endif +# +# LICENSE +# +# Copyright (c) 2012 Leo Davis <ldavis@speechfxinc.com> +# +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. This file is offered as-is, without any +# warranty. + +#serial 1 + +AC_DEFUN([AX_INCLUDE_STRCASECMP], +[ +AC_CACHE_CHECK([for strcasecmp header file], [ax_cv_include_strcasecmp_found], [ + ax_cv_include_strcasecmp_found=no + AC_TRY_LINK( + [ #include <strings.h> ], + [ strcasecmp("foo", "bar"); ], + [ax_cv_include_strcasecmp_found='<strings.h>'], + [ax_cv_include_strcasecmp_found=no]) + + if test x"$ax_cv_include_strcasecmp_found" = "xno" + then + AC_TRY_LINK( + [ #include <string.h> ], + [ strcasecmp("foo", "bar"); ], + [ax_cv_include_strcasecmp_found='<string.h>'], + [ax_cv_include_strcasecmp_found=no]) + fi +]) + if test x"$ax_cv_include_strcasecmp_found" != "xno" + then + AC_DEFINE_UNQUOTED([AX_STRCASECMP_HEADER], [$ax_cv_include_strcasecmp_found], + [Defined to <strings.h> or <string.h> if strcasecmp is found]) + + fi +]) dnl AX_INCLUDE_STRCASECMP |