1 # inttypes_h.m4 serial 10
2 dnl Copyright (C) 1997-2004, 2006, 2008-2019 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
9 # Define HAVE_INTTYPES_H_WITH_UINTMAX if <inttypes.h> exists,
10 # doesn't clash with <sys/types.h>, and declares uintmax_t.
12 AC_DEFUN([gl_AC_HEADER_INTTYPES_H],
14 AC_CACHE_CHECK([for inttypes.h], [gl_cv_header_inttypes_h],
18 #include <sys/types.h>
21 [[uintmax_t i = (uintmax_t) -1; return !i;]])],
22 [gl_cv_header_inttypes_h=yes],
23 [gl_cv_header_inttypes_h=no])])
24 if test $gl_cv_header_inttypes_h = yes; then
25 AC_DEFINE_UNQUOTED([HAVE_INTTYPES_H_WITH_UINTMAX], [1],
26 [Define if <inttypes.h> exists, doesn't clash with <sys/types.h>,
27 and declares uintmax_t. ])