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author | Jim Meyering <jim@meyering.net> | 2003-07-10 08:33:46 +0000 |
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committer | Jim Meyering <jim@meyering.net> | 2003-07-10 08:33:46 +0000 |
commit | d495468b37574c3f96d3f6fcbee4d7487f69dec3 (patch) | |
tree | 09066d7a2be28308107967e41f2274e7e977b718 /m4/uintmax_t.m4 | |
parent | 33f0fe809483b90edcb277d252c899d1672827ae (diff) | |
download | coreutils-d495468b37574c3f96d3f6fcbee4d7487f69dec3.tar.xz |
From gnulib.
Help replace my old inttypes.m4.
Diffstat (limited to 'm4/uintmax_t.m4')
-rw-r--r-- | m4/uintmax_t.m4 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/m4/uintmax_t.m4 b/m4/uintmax_t.m4 new file mode 100644 index 000000000..b5f28d440 --- /dev/null +++ b/m4/uintmax_t.m4 @@ -0,0 +1,32 @@ +# uintmax_t.m4 serial 7 (gettext-0.12) +dnl Copyright (C) 1997-2003 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 it is not already defined in <stdint.h> or <inttypes.h>. + +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 <stdint.h> and <inttypes.h> don't define.]) + else + AC_DEFINE(HAVE_UINTMAX_T, 1, + [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.]) + fi +]) |