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24a600a075
Note that due to an m4 bug, you need at least m4 1.4.5, and autoconf built with the newer version of m4, to run autoconf on the source now (this does not apply if you're just running ./configure from a tarball). svn path=/trunk/yasm/; revision=1768
44 lines
1.4 KiB
Text
44 lines
1.4 KiB
Text
# printf-posix.m4 serial 2 (gettext-0.13.1)
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dnl Copyright (C) 2003 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl From Bruno Haible.
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dnl Test whether the printf() function supports POSIX/XSI format strings with
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dnl positions.
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AC_DEFUN([gt_PRINTF_POSIX],
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[
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AC_REQUIRE([AC_PROG_CC])
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AC_CACHE_CHECK([whether printf() supports POSIX/XSI format strings],
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gt_cv_func_printf_posix,
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[
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AC_TRY_RUN([
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#include <stdio.h>
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#include <string.h>
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/* The string "%2$d %1$d", with dollar characters protected from the shell's
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dollar expansion (possibly an autoconf bug). */
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static char format[] = { '%', '2', '$', 'd', ' ', '%', '1', '$', 'd', '\0' };
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static char buf[100];
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int main ()
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{
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sprintf (buf, format, 33, 55);
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return (strcmp (buf, "55 33") != 0);
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}], gt_cv_func_printf_posix=yes, gt_cv_func_printf_posix=no,
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[
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AC_EGREP_CPP(notposix, [
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#if defined __NetBSD__ || defined _MSC_VER || defined __MINGW32__ || defined __CYGWIN__
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notposix
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#endif
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], gt_cv_func_printf_posix="guessing no",
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gt_cv_func_printf_posix="guessing yes")
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])
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])
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case $gt_cv_func_printf_posix in
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*yes)
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AC_DEFINE(HAVE_POSIX_PRINTF, 1,
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[Define if your printf() function supports format strings with positions.])
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;;
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esac
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])
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