| 1 | # sys_stat_h.m4 serial 28 -*- Autoconf -*- |
| 2 | dnl Copyright (C) 2006-2014 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 | dnl From Eric Blake. |
| 8 | dnl Provide a GNU-like <sys/stat.h>. |
| 9 | |
| 10 | AC_DEFUN([gl_HEADER_SYS_STAT_H], |
| 11 | [ |
| 12 | AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) |
| 13 | |
| 14 | dnl Check for broken stat macros. |
| 15 | AC_REQUIRE([AC_HEADER_STAT]) |
| 16 | |
| 17 | gl_CHECK_NEXT_HEADERS([sys/stat.h]) |
| 18 | |
| 19 | dnl Ensure the type mode_t gets defined. |
| 20 | AC_REQUIRE([AC_TYPE_MODE_T]) |
| 21 | |
| 22 | dnl Whether to override 'struct stat'. |
| 23 | m4_ifdef([gl_LARGEFILE], [ |
| 24 | AC_REQUIRE([gl_LARGEFILE]) |
| 25 | ], [ |
| 26 | WINDOWS_64_BIT_ST_SIZE=0 |
| 27 | ]) |
| 28 | AC_SUBST([WINDOWS_64_BIT_ST_SIZE]) |
| 29 | if test $WINDOWS_64_BIT_ST_SIZE = 1; then |
| 30 | AC_DEFINE([_GL_WINDOWS_64_BIT_ST_SIZE], [1], |
| 31 | [Define to 1 if Gnulib overrides 'struct stat' on Windows so that |
| 32 | struct stat.st_size becomes 64-bit.]) |
| 33 | fi |
| 34 | |
| 35 | dnl Define types that are supposed to be defined in <sys/types.h> or |
| 36 | dnl <sys/stat.h>. |
| 37 | AC_CHECK_TYPE([nlink_t], [], |
| 38 | [AC_DEFINE([nlink_t], [int], |
| 39 | [Define to the type of st_nlink in struct stat, or a supertype.])], |
| 40 | [#include <sys/types.h> |
| 41 | #include <sys/stat.h>]) |
| 42 | |
| 43 | dnl Check for declarations of anything we want to poison if the |
| 44 | dnl corresponding gnulib module is not in use. |
| 45 | gl_WARN_ON_USE_PREPARE([[#include <sys/stat.h> |
| 46 | ]], [fchmodat fstat fstatat futimens lchmod lstat mkdirat mkfifo mkfifoat |
| 47 | mknod mknodat stat utimensat]) |
| 48 | ]) # gl_HEADER_SYS_STAT_H |
| 49 | |
| 50 | AC_DEFUN([gl_SYS_STAT_MODULE_INDICATOR], |
| 51 | [ |
| 52 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only. |
| 53 | AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) |
| 54 | gl_MODULE_INDICATOR_SET_VARIABLE([$1]) |
| 55 | dnl Define it also as a C macro, for the benefit of the unit tests. |
| 56 | gl_MODULE_INDICATOR_FOR_TESTS([$1]) |
| 57 | ]) |
| 58 | |
| 59 | AC_DEFUN([gl_SYS_STAT_H_DEFAULTS], |
| 60 | [ |
| 61 | AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) dnl for REPLACE_FCHDIR |
| 62 | GNULIB_FCHMODAT=0; AC_SUBST([GNULIB_FCHMODAT]) |
| 63 | GNULIB_FSTAT=0; AC_SUBST([GNULIB_FSTAT]) |
| 64 | GNULIB_FSTATAT=0; AC_SUBST([GNULIB_FSTATAT]) |
| 65 | GNULIB_FUTIMENS=0; AC_SUBST([GNULIB_FUTIMENS]) |
| 66 | GNULIB_LCHMOD=0; AC_SUBST([GNULIB_LCHMOD]) |
| 67 | GNULIB_LSTAT=0; AC_SUBST([GNULIB_LSTAT]) |
| 68 | GNULIB_MKDIRAT=0; AC_SUBST([GNULIB_MKDIRAT]) |
| 69 | GNULIB_MKFIFO=0; AC_SUBST([GNULIB_MKFIFO]) |
| 70 | GNULIB_MKFIFOAT=0; AC_SUBST([GNULIB_MKFIFOAT]) |
| 71 | GNULIB_MKNOD=0; AC_SUBST([GNULIB_MKNOD]) |
| 72 | GNULIB_MKNODAT=0; AC_SUBST([GNULIB_MKNODAT]) |
| 73 | GNULIB_STAT=0; AC_SUBST([GNULIB_STAT]) |
| 74 | GNULIB_UTIMENSAT=0; AC_SUBST([GNULIB_UTIMENSAT]) |
| 75 | dnl Assume proper GNU behavior unless another module says otherwise. |
| 76 | HAVE_FCHMODAT=1; AC_SUBST([HAVE_FCHMODAT]) |
| 77 | HAVE_FSTATAT=1; AC_SUBST([HAVE_FSTATAT]) |
| 78 | HAVE_FUTIMENS=1; AC_SUBST([HAVE_FUTIMENS]) |
| 79 | HAVE_LCHMOD=1; AC_SUBST([HAVE_LCHMOD]) |
| 80 | HAVE_LSTAT=1; AC_SUBST([HAVE_LSTAT]) |
| 81 | HAVE_MKDIRAT=1; AC_SUBST([HAVE_MKDIRAT]) |
| 82 | HAVE_MKFIFO=1; AC_SUBST([HAVE_MKFIFO]) |
| 83 | HAVE_MKFIFOAT=1; AC_SUBST([HAVE_MKFIFOAT]) |
| 84 | HAVE_MKNOD=1; AC_SUBST([HAVE_MKNOD]) |
| 85 | HAVE_MKNODAT=1; AC_SUBST([HAVE_MKNODAT]) |
| 86 | HAVE_UTIMENSAT=1; AC_SUBST([HAVE_UTIMENSAT]) |
| 87 | REPLACE_FSTAT=0; AC_SUBST([REPLACE_FSTAT]) |
| 88 | REPLACE_FSTATAT=0; AC_SUBST([REPLACE_FSTATAT]) |
| 89 | REPLACE_FUTIMENS=0; AC_SUBST([REPLACE_FUTIMENS]) |
| 90 | REPLACE_LSTAT=0; AC_SUBST([REPLACE_LSTAT]) |
| 91 | REPLACE_MKDIR=0; AC_SUBST([REPLACE_MKDIR]) |
| 92 | REPLACE_MKFIFO=0; AC_SUBST([REPLACE_MKFIFO]) |
| 93 | REPLACE_MKNOD=0; AC_SUBST([REPLACE_MKNOD]) |
| 94 | REPLACE_STAT=0; AC_SUBST([REPLACE_STAT]) |
| 95 | REPLACE_UTIMENSAT=0; AC_SUBST([REPLACE_UTIMENSAT]) |
| 96 | ]) |