-# sys_stat_h.m4 serial 6 -*- Autoconf -*-
-dnl Copyright (C) 2006-2007 Free Software Foundation, Inc.
+# sys_stat_h.m4 serial 24 -*- Autoconf -*-
+dnl Copyright (C) 2006-2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Eric Blake.
-dnl Test whether <sys/stat.h> contains lstat and mkdir or must be substituted.
+dnl Provide a GNU-like <sys/stat.h>.
AC_DEFUN([gl_HEADER_SYS_STAT_H],
[
- dnl Check for lstat. Systems that lack it (mingw) also lack symlinks, so
- dnl stat is a good replacement.
- AC_CHECK_FUNCS_ONCE([lstat])
- if test $ac_cv_func_lstat = yes; then
- HAVE_LSTAT=1
- else
- HAVE_LSTAT=0
- fi
- AC_SUBST([HAVE_LSTAT])
-
- dnl Check for mkdir. Mingw has _mkdir(name) in the nonstandard <io.h>
- dnl instead.
- AC_CHECK_DECLS([mkdir],
- [],
- [AC_CHECK_HEADERS([io.h])],
- [#include <sys/stat.h>])
- if test $ac_cv_have_decl_mkdir = yes; then
- HAVE_DECL_MKDIR=1
- else
- HAVE_DECL_MKDIR=0
- fi
- AC_SUBST([HAVE_DECL_MKDIR])
- if test "$ac_cv_header_io_h" = yes; then
- HAVE_IO_H=1
- else
- HAVE_IO_H=0
- fi
- AC_SUBST([HAVE_IO_H])
+ AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
+
+ dnl For the mkdir substitute.
AC_REQUIRE([AC_C_INLINE])
dnl Check for broken stat macros.
AC_REQUIRE([AC_HEADER_STAT])
gl_CHECK_NEXT_HEADERS([sys/stat.h])
- SYS_STAT_H='sys/stat.h'
- AC_SUBST([SYS_STAT_H])
+
+ dnl Define types that are supposed to be defined in <sys/types.h> or
+ dnl <sys/stat.h>.
+ AC_CHECK_TYPE([nlink_t], [],
+ [AC_DEFINE([nlink_t], [int],
+ [Define to the type of st_nlink in struct stat, or a supertype.])],
+ [#include <sys/types.h>
+ #include <sys/stat.h>])
+
+ dnl Check for declarations of anything we want to poison if the
+ dnl corresponding gnulib module is not in use.
+ gl_WARN_ON_USE_PREPARE([[#include <sys/stat.h>
+ ]], [fchmodat fstatat futimens lchmod lstat mkdirat mkfifo mkfifoat
+ mknod mknodat stat utimensat])
]) # gl_HEADER_SYS_STAT_H
+
+AC_DEFUN([gl_SYS_STAT_MODULE_INDICATOR],
+[
+ dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
+ AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
+ gl_MODULE_INDICATOR_SET_VARIABLE([$1])
+ dnl Define it also as a C macro, for the benefit of the unit tests.
+ gl_MODULE_INDICATOR_FOR_TESTS([$1])
+])
+
+AC_DEFUN([gl_SYS_STAT_H_DEFAULTS],
+[
+ AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) dnl for REPLACE_FCHDIR
+ GNULIB_FCHMODAT=0; AC_SUBST([GNULIB_FCHMODAT])
+ GNULIB_FSTATAT=0; AC_SUBST([GNULIB_FSTATAT])
+ GNULIB_FUTIMENS=0; AC_SUBST([GNULIB_FUTIMENS])
+ GNULIB_LCHMOD=0; AC_SUBST([GNULIB_LCHMOD])
+ GNULIB_LSTAT=0; AC_SUBST([GNULIB_LSTAT])
+ GNULIB_MKDIRAT=0; AC_SUBST([GNULIB_MKDIRAT])
+ GNULIB_MKFIFO=0; AC_SUBST([GNULIB_MKFIFO])
+ GNULIB_MKFIFOAT=0; AC_SUBST([GNULIB_MKFIFOAT])
+ GNULIB_MKNOD=0; AC_SUBST([GNULIB_MKNOD])
+ GNULIB_MKNODAT=0; AC_SUBST([GNULIB_MKNODAT])
+ GNULIB_STAT=0; AC_SUBST([GNULIB_STAT])
+ GNULIB_UTIMENSAT=0; AC_SUBST([GNULIB_UTIMENSAT])
+ dnl Assume proper GNU behavior unless another module says otherwise.
+ HAVE_FCHMODAT=1; AC_SUBST([HAVE_FCHMODAT])
+ HAVE_FSTATAT=1; AC_SUBST([HAVE_FSTATAT])
+ HAVE_FUTIMENS=1; AC_SUBST([HAVE_FUTIMENS])
+ HAVE_LCHMOD=1; AC_SUBST([HAVE_LCHMOD])
+ HAVE_LSTAT=1; AC_SUBST([HAVE_LSTAT])
+ HAVE_MKDIRAT=1; AC_SUBST([HAVE_MKDIRAT])
+ HAVE_MKFIFO=1; AC_SUBST([HAVE_MKFIFO])
+ HAVE_MKFIFOAT=1; AC_SUBST([HAVE_MKFIFOAT])
+ HAVE_MKNOD=1; AC_SUBST([HAVE_MKNOD])
+ HAVE_MKNODAT=1; AC_SUBST([HAVE_MKNODAT])
+ HAVE_UTIMENSAT=1; AC_SUBST([HAVE_UTIMENSAT])
+ REPLACE_FSTAT=0; AC_SUBST([REPLACE_FSTAT])
+ REPLACE_FSTATAT=0; AC_SUBST([REPLACE_FSTATAT])
+ REPLACE_FUTIMENS=0; AC_SUBST([REPLACE_FUTIMENS])
+ REPLACE_LSTAT=0; AC_SUBST([REPLACE_LSTAT])
+ REPLACE_MKDIR=0; AC_SUBST([REPLACE_MKDIR])
+ REPLACE_MKFIFO=0; AC_SUBST([REPLACE_MKFIFO])
+ REPLACE_MKNOD=0; AC_SUBST([REPLACE_MKNOD])
+ REPLACE_STAT=0; AC_SUBST([REPLACE_STAT])
+ REPLACE_UTIMENSAT=0; AC_SUBST([REPLACE_UTIMENSAT])
+])
projects / debian / amanda / blobdiff