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c0c3707f CB |
1 | # sys_types_h.m4 serial 9 |
2 | dnl Copyright (C) 2011-2019 Free Software Foundation, Inc. | |
8839a007 PA |
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. | |
6 | ||
4a626d0a | 7 | AC_DEFUN_ONCE([gl_SYS_TYPES_H], |
8839a007 | 8 | [ |
c0c3707f CB |
9 | dnl Use sane struct stat types in OpenVMS 8.2 and later. |
10 | AC_DEFINE([_USE_STD_STAT], 1, [For standard stat data types on VMS.]) | |
11 | ||
8839a007 PA |
12 | AC_REQUIRE([gl_SYS_TYPES_H_DEFAULTS]) |
13 | gl_NEXT_HEADERS([sys/types.h]) | |
14 | ||
15 | dnl Ensure the type pid_t gets defined. | |
16 | AC_REQUIRE([AC_TYPE_PID_T]) | |
17 | ||
18 | dnl Ensure the type mode_t gets defined. | |
19 | AC_REQUIRE([AC_TYPE_MODE_T]) | |
20 | ||
21 | dnl Whether to override the 'off_t' type. | |
22 | AC_REQUIRE([gl_TYPE_OFF_T]) | |
c0c3707f CB |
23 | |
24 | dnl Whether to override the 'dev_t' and 'ino_t' types. | |
25 | m4_ifdef([gl_WINDOWS_STAT_INODES], [ | |
26 | AC_REQUIRE([gl_WINDOWS_STAT_INODES]) | |
27 | ], [ | |
28 | WINDOWS_STAT_INODES=0 | |
29 | ]) | |
30 | AC_SUBST([WINDOWS_STAT_INODES]) | |
8839a007 PA |
31 | ]) |
32 | ||
33 | AC_DEFUN([gl_SYS_TYPES_H_DEFAULTS], | |
34 | [ | |
35 | ]) | |
49e4877c PA |
36 | |
37 | # This works around a buggy version in autoconf <= 2.69. | |
c0c3707f | 38 | # See <https://lists.gnu.org/r/autoconf/2016-08/msg00014.html> |
49e4877c PA |
39 | |
40 | m4_version_prereq([2.70], [], [ | |
41 | ||
42 | # This is taken from the following Autoconf patch: | |
c0c3707f | 43 | # https://git.savannah.gnu.org/cgit/autoconf.git/commit/?id=e17a30e987d7ee695fb4294a82d987ec3dc9b974 |
49e4877c PA |
44 | |
45 | m4_undefine([AC_HEADER_MAJOR]) | |
46 | AC_DEFUN([AC_HEADER_MAJOR], | |
47 | [AC_CHECK_HEADERS_ONCE([sys/types.h]) | |
48 | AC_CHECK_HEADER([sys/mkdev.h], | |
49 | [AC_DEFINE([MAJOR_IN_MKDEV], [1], | |
50 | [Define to 1 if `major', `minor', and `makedev' are declared in | |
51 | <mkdev.h>.])]) | |
52 | if test $ac_cv_header_sys_mkdev_h = no; then | |
53 | AC_CHECK_HEADER([sys/sysmacros.h], | |
54 | [AC_DEFINE([MAJOR_IN_SYSMACROS], [1], | |
55 | [Define to 1 if `major', `minor', and `makedev' are declared in | |
56 | <sysmacros.h>.])]) | |
57 | fi | |
58 | ]) | |
59 | ||
60 | ]) |