| # serial 11 |
| |
| # Copyright (C) 2001, 2003-2004, 2006, 2008-2016 Free Software Foundation, Inc. |
| # This file is free software; the Free Software Foundation |
| # gives unlimited permission to copy and/or distribute it, |
| # with or without modifications, as long as this notice is preserved. |
| |
| # On some systems, mkdir ("foo/", 0700) fails because of the trailing slash. |
| # On others, mkdir ("foo/./", 0700) mistakenly succeeds. |
| # On such systems, arrange to use a wrapper function. |
| AC_DEFUN([gl_FUNC_MKDIR], |
| [dnl |
| AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) |
| AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles |
| AC_CHECK_HEADERS_ONCE([unistd.h]) |
| AC_CACHE_CHECK([whether mkdir handles trailing slash], |
| [gl_cv_func_mkdir_trailing_slash_works], |
| [rm -rf conftest.dir |
| AC_RUN_IFELSE([AC_LANG_PROGRAM([[ |
| # include <sys/types.h> |
| # include <sys/stat.h> |
| ]], [return mkdir ("conftest.dir/", 0700);])], |
| [gl_cv_func_mkdir_trailing_slash_works=yes], |
| [gl_cv_func_mkdir_trailing_slash_works=no], |
| [case "$host_os" in |
| # Guess yes on glibc systems. |
| *-gnu*) gl_cv_func_mkdir_trailing_slash_works="guessing yes" ;; |
| # If we don't know, assume the worst. |
| *) gl_cv_func_mkdir_trailing_slash_works="guessing no" ;; |
| esac |
| ]) |
| rm -rf conftest.dir |
| ] |
| ) |
| case "$gl_cv_func_mkdir_trailing_slash_works" in |
| *yes) ;; |
| *) |
| REPLACE_MKDIR=1 |
| ;; |
| esac |
| |
| AC_CACHE_CHECK([whether mkdir handles trailing dot], |
| [gl_cv_func_mkdir_trailing_dot_works], |
| [rm -rf conftest.dir |
| AC_RUN_IFELSE([AC_LANG_PROGRAM([[ |
| # include <sys/types.h> |
| # include <sys/stat.h> |
| ]], [return !mkdir ("conftest.dir/./", 0700);])], |
| [gl_cv_func_mkdir_trailing_dot_works=yes], |
| [gl_cv_func_mkdir_trailing_dot_works=no], |
| [case "$host_os" in |
| # Guess yes on glibc systems. |
| *-gnu*) gl_cv_func_mkdir_trailing_dot_works="guessing yes" ;; |
| # If we don't know, assume the worst. |
| *) gl_cv_func_mkdir_trailing_dot_works="guessing no" ;; |
| esac |
| ]) |
| rm -rf conftest.dir |
| ] |
| ) |
| case "$gl_cv_func_mkdir_trailing_dot_works" in |
| *yes) ;; |
| *) |
| REPLACE_MKDIR=1 |
| AC_DEFINE([FUNC_MKDIR_DOT_BUG], [1], [Define to 1 if mkdir mistakenly |
| creates a directory given with a trailing dot component.]) |
| ;; |
| esac |
| ]) |