3 dnl Copyright (C) 2011-2024 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
8 AC_DEFUN_ONCE([gl_SYS_TYPES_H],
10 AC_REQUIRE([gl_SYS_TYPES_H_DEFAULTS])
12 dnl Use sane struct stat types in OpenVMS 8.2 and later.
13 AC_DEFINE([_USE_STD_STAT], 1, [For standard stat data types on VMS.])
15 gl_NEXT_HEADERS([sys/types.h])
17 dnl Ensure the type pid_t gets defined.
18 AC_REQUIRE([AC_TYPE_PID_T])
20 dnl Ensure the type mode_t gets defined.
21 AC_REQUIRE([AC_TYPE_MODE_T])
23 dnl Whether to override the 'off_t' type.
24 AC_REQUIRE([gl_TYPE_OFF_T])
26 dnl Whether to define the 'off64_t' type.
27 AC_REQUIRE([gl_TYPE_OFF64_T])
29 dnl Whether to override the 'dev_t' and 'ino_t' types.
30 m4_ifdef([gl_WINDOWS_STAT_INODES], [
31 AC_REQUIRE([gl_WINDOWS_STAT_INODES])
35 AC_SUBST([WINDOWS_STAT_INODES])
38 # Initializes the default values for AC_SUBSTed shell variables.
39 # This macro must not be AC_REQUIREd. It must only be invoked, and only
40 # outside of macros or in macros that are not AC_REQUIREd.
41 AC_DEFUN([gl_SYS_TYPES_H_REQUIRE_DEFAULTS],
43 m4_defun(GL_MODULE_INDICATOR_PREFIX[_SYS_TYPE_H_MODULE_INDICATOR_DEFAULTS], [
45 m4_require(GL_MODULE_INDICATOR_PREFIX[_SYS_TYPE_H_MODULE_INDICATOR_DEFAULTS])
46 AC_REQUIRE([gl_SYS_TYPES_H_DEFAULTS])
49 AC_DEFUN([gl_SYS_TYPES_H_DEFAULTS],
53 # This works around a buggy version in autoconf <= 2.69.
54 # See <https://lists.gnu.org/r/autoconf/2016-08/msg00014.html>
55 # The 2.70 version isn't quoted properly, so override it too.
57 m4_version_prereq([2.70.1], [], [
59 m4_undefine([AC_HEADER_MAJOR])
60 AC_DEFUN([AC_HEADER_MAJOR],
61 [AC_CHECK_HEADERS_ONCE([sys/types.h])
62 AC_CHECK_HEADER([sys/mkdev.h],
63 [AC_DEFINE([MAJOR_IN_MKDEV], [1],
64 [Define to 1 if `major', `minor', and `makedev' are
65 declared in <mkdev.h>.])])
66 if test $ac_cv_header_sys_mkdev_h = no; then
67 AC_CHECK_HEADER([sys/sysmacros.h],
68 [AC_DEFINE([MAJOR_IN_SYSMACROS], [1],
69 [Define to 1 if `major', `minor', and `makedev'
70 are declared in <sysmacros.h>.])])