| 1 | # sys_types_h.m4 serial 9 |
| 2 | dnl Copyright (C) 2011-2019 Free Software Foundation, Inc. |
| 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 | |
| 7 | AC_DEFUN_ONCE([gl_SYS_TYPES_H], |
| 8 | [ |
| 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 | |
| 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]) |
| 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]) |
| 31 | ]) |
| 32 | |
| 33 | AC_DEFUN([gl_SYS_TYPES_H_DEFAULTS], |
| 34 | [ |
| 35 | ]) |
| 36 | |
| 37 | # This works around a buggy version in autoconf <= 2.69. |
| 38 | # See <https://lists.gnu.org/r/autoconf/2016-08/msg00014.html> |
| 39 | |
| 40 | m4_version_prereq([2.70], [], [ |
| 41 | |
| 42 | # This is taken from the following Autoconf patch: |
| 43 | # https://git.savannah.gnu.org/cgit/autoconf.git/commit/?id=e17a30e987d7ee695fb4294a82d987ec3dc9b974 |
| 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 | ]) |