X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=tools%2Fmissing-macros%2Fsrc%2Fm4%2Fintmax.m4;fp=tools%2Fmissing-macros%2Fsrc%2Fm4%2Fintmax.m4;h=74aaaf5ed66314043e447a5675327a9dda4b0d0a;hp=0000000000000000000000000000000000000000;hb=93cb309a059da73578a77cf81ff74b15064ef244;hpb=9ecd83300705c1b672e8d36e06f936acf77c3858

diff --git a/tools/missing-macros/src/m4/intmax.m4 b/tools/missing-macros/src/m4/intmax.m4
new file mode 100644
index 0000000000..74aaaf5ed6
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+++ b/tools/missing-macros/src/m4/intmax.m4
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+# intmax.m4 serial 5 (gettext-0.18)
+dnl Copyright (C) 2002-2005, 2008-2010 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.
+
+dnl From Bruno Haible.
+dnl Test whether the system has the 'intmax_t' type, but don't attempt to
+dnl find a replacement if it is lacking.
+
+AC_DEFUN([gt_TYPE_INTMAX_T],
+[
+  AC_REQUIRE([gl_AC_HEADER_INTTYPES_H])
+  AC_REQUIRE([gl_AC_HEADER_STDINT_H])
+  AC_CACHE_CHECK([for intmax_t], [gt_cv_c_intmax_t],
+    [AC_TRY_COMPILE([
+#include <stddef.h>
+#include <stdlib.h>
+#if HAVE_STDINT_H_WITH_UINTMAX
+#include <stdint.h>
+#endif
+#if HAVE_INTTYPES_H_WITH_UINTMAX
+#include <inttypes.h>
+#endif
+],     [intmax_t x = -1;
+        return !x;],
+       [gt_cv_c_intmax_t=yes],
+       [gt_cv_c_intmax_t=no])])
+  if test $gt_cv_c_intmax_t = yes; then
+    AC_DEFINE([HAVE_INTMAX_T], [1],
+      [Define if you have the 'intmax_t' type in <stdint.h> or <inttypes.h>.])
+  fi
+])