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Diffstat (limited to 'm4/intmax.m4')
-rw-r--r-- | m4/intmax.m4 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/m4/intmax.m4 b/m4/intmax.m4 new file mode 100644 index 00000000..dfb08ccc --- /dev/null +++ b/m4/intmax.m4 | |||
@@ -0,0 +1,32 @@ | |||
1 | # intmax.m4 serial 1 (gettext-0.12) | ||
2 | dnl Copyright (C) 2002-2003 Free Software Foundation, Inc. | ||
3 | dnl This file is free software, distributed under the terms of the GNU | ||
4 | dnl General Public License. As a special exception to the GNU General | ||
5 | dnl Public License, this file may be distributed as part of a program | ||
6 | dnl that contains a configuration script generated by Autoconf, under | ||
7 | dnl the same distribution terms as the rest of that program. | ||
8 | |||
9 | dnl From Bruno Haible. | ||
10 | dnl Test whether the system has the 'intmax_t' type, but don't attempt to | ||
11 | dnl find a replacement if it is lacking. | ||
12 | |||
13 | AC_DEFUN([gt_TYPE_INTMAX_T], | ||
14 | [ | ||
15 | AC_REQUIRE([jm_AC_HEADER_INTTYPES_H]) | ||
16 | AC_REQUIRE([jm_AC_HEADER_STDINT_H]) | ||
17 | AC_CACHE_CHECK(for intmax_t, gt_cv_c_intmax_t, | ||
18 | [AC_TRY_COMPILE([ | ||
19 | #include <stddef.h> | ||
20 | #include <stdlib.h> | ||
21 | #if HAVE_STDINT_H_WITH_UINTMAX | ||
22 | #include <stdint.h> | ||
23 | #endif | ||
24 | #if HAVE_INTTYPES_H_WITH_UINTMAX | ||
25 | #include <inttypes.h> | ||
26 | #endif | ||
27 | ], [intmax_t x = -1;], gt_cv_c_intmax_t=yes, gt_cv_c_intmax_t=no)]) | ||
28 | if test $gt_cv_c_intmax_t = yes; then | ||
29 | AC_DEFINE(HAVE_INTMAX_T, 1, | ||
30 | [Define if you have the 'intmax_t' type in <stdint.h> or <inttypes.h>.]) | ||
31 | fi | ||
32 | ]) | ||