aboutsummaryrefslogtreecommitdiff
path: root/m4/stdint_h.m4
diff options
context:
space:
mode:
Diffstat (limited to 'm4/stdint_h.m4')
-rw-r--r--m4/stdint_h.m427
1 files changed, 27 insertions, 0 deletions
diff --git a/m4/stdint_h.m4 b/m4/stdint_h.m4
new file mode 100644
index 0000000..7fc2ce9
--- /dev/null
+++ b/m4/stdint_h.m4
@@ -0,0 +1,27 @@
1# stdint_h.m4 serial 9
2dnl Copyright (C) 1997-2004, 2006, 2008-2014 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7dnl From Paul Eggert.
8
9# Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
10# doesn't clash with <sys/types.h>, and declares uintmax_t.
11
12AC_DEFUN([gl_AC_HEADER_STDINT_H],
13[
14 AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
15 [AC_COMPILE_IFELSE(
16 [AC_LANG_PROGRAM(
17 [[#include <sys/types.h>
18 #include <stdint.h>]],
19 [[uintmax_t i = (uintmax_t) -1; return !i;]])],
20 [gl_cv_header_stdint_h=yes],
21 [gl_cv_header_stdint_h=no])])
22 if test $gl_cv_header_stdint_h = yes; then
23 AC_DEFINE_UNQUOTED([HAVE_STDINT_H_WITH_UINTMAX], [1],
24 [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
25 and declares uintmax_t. ])
26 fi
27])