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Diffstat (limited to 'm4/uintmax_t.m4')
| -rw-r--r-- | m4/uintmax_t.m4 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/m4/uintmax_t.m4 b/m4/uintmax_t.m4 new file mode 100644 index 00000000..ec3a8b92 --- /dev/null +++ b/m4/uintmax_t.m4 @@ -0,0 +1,29 @@ +# uintmax_t.m4 serial 6 (gettext-0.11) +dnl Copyright (C) 1997-2002 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. + +dnl From Paul Eggert. + +AC_PREREQ(2.13) + +# Define uintmax_t to `unsigned long' or `unsigned long long' +# if <inttypes.h> does not exist. + +AC_DEFUN([jm_AC_TYPE_UINTMAX_T], +[ + AC_REQUIRE([jm_AC_HEADER_INTTYPES_H]) + AC_REQUIRE([jm_AC_HEADER_STDINT_H]) + if test $jm_ac_cv_header_inttypes_h = no && test $jm_ac_cv_header_stdint_h = no; then + AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) + test $ac_cv_type_unsigned_long_long = yes \ + && ac_type='unsigned long long' \ + || ac_type='unsigned long' + AC_DEFINE_UNQUOTED(uintmax_t, $ac_type, + [Define to unsigned long or unsigned long long + if <inttypes.h> and <stdint.h> don't define.]) + fi +]) |