stdint_h.m4 1.0 KB

12345678910111213141516171819202122232425262728
  1. # stdint_h.m4 serial 3 (gettext-0.12)
  2. dnl Copyright (C) 1997-2003 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. dnl From Paul Eggert.
  9. # Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
  10. # doesn't clash with <sys/types.h>, and declares uintmax_t.
  11. AC_DEFUN([jm_AC_HEADER_STDINT_H],
  12. [
  13. AC_CACHE_CHECK([for stdint.h], jm_ac_cv_header_stdint_h,
  14. [AC_TRY_COMPILE(
  15. [#include <sys/types.h>
  16. #include <stdint.h>],
  17. [uintmax_t i = (uintmax_t) -1;],
  18. jm_ac_cv_header_stdint_h=yes,
  19. jm_ac_cv_header_stdint_h=no)])
  20. if test $jm_ac_cv_header_stdint_h = yes; then
  21. AC_DEFINE_UNQUOTED(HAVE_STDINT_H_WITH_UINTMAX, 1,
  22. [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
  23. and declares uintmax_t. ])
  24. fi
  25. ])