| # sys_stat_h.m4 serial 10 -*- Autoconf -*- |
| dnl Copyright (C) 2006-2008 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. |
| |
| AC_DEFUN([gl_HEADER_SYS_STAT_H], |
| [ |
| AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) |
| |
| 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 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>]) |
| |
| ]) # 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]) |
| GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1 |
| ]) |
| |
| AC_DEFUN([gl_SYS_STAT_H_DEFAULTS], |
| [ |
| GNULIB_LCHMOD=0; AC_SUBST([GNULIB_LCHMOD]) |
| GNULIB_LSTAT=0; AC_SUBST([GNULIB_LSTAT]) |
| dnl Assume proper GNU behavior unless another module says otherwise. |
| HAVE_LCHMOD=1; AC_SUBST([HAVE_LCHMOD]) |
| REPLACE_LSTAT=0; AC_SUBST([REPLACE_LSTAT]) |
| REPLACE_MKDIR=0; AC_SUBST([REPLACE_MKDIR]) |
| ]) |