1 # sys_stat_h.m4 serial 28 -*- Autoconf -*- 2 dnl Copyright (C) 2006-2012 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 ]) 97
