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# serial 17 |
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# Copyright (C) 2001, 2003-2004, 2006, 2008-2023 Free Software Foundation, Inc. |
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# This file is free software; the Free Software Foundation |
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# gives unlimited permission to copy and/or distribute it, |
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# with or without modifications, as long as this notice is preserved. |
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# On some systems, mkdir ("foo/", 0700) fails because of the trailing slash. |
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# On others, mkdir ("foo/./", 0700) mistakenly succeeds. |
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# On such systems, arrange to use a wrapper function. |
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AC_DEFUN([gl_FUNC_MKDIR], |
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[dnl |
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AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) |
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AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles |
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AC_CHECK_HEADERS_ONCE([unistd.h]) |
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AC_CACHE_CHECK([whether mkdir handles trailing slash], |
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[gl_cv_func_mkdir_trailing_slash_works], |
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[rm -rf conftest.dir |
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AC_RUN_IFELSE( |
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[AC_LANG_PROGRAM([[ |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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]GL_MDA_DEFINES], |
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[[return mkdir ("conftest.dir/", 0700);]])], |
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[gl_cv_func_mkdir_trailing_slash_works=yes], |
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[gl_cv_func_mkdir_trailing_slash_works=no], |
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[case "$host_os" in |
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# Guess yes on Linux systems. |
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linux-* | linux) gl_cv_func_mkdir_trailing_slash_works="guessing yes" ;; |
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# Guess yes on glibc systems. |
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*-gnu* | gnu*) gl_cv_func_mkdir_trailing_slash_works="guessing yes" ;; |
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# Guess yes on MSVC, no on mingw. |
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mingw*) AC_EGREP_CPP([Known], [ |
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#ifdef _MSC_VER |
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Known |
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#endif |
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], |
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[gl_cv_func_mkdir_trailing_slash_works="guessing yes"], |
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[gl_cv_func_mkdir_trailing_slash_works="guessing no"]) |
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;; |
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# If we don't know, obey --enable-cross-guesses. |
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*) gl_cv_func_mkdir_trailing_slash_works="$gl_cross_guess_normal" ;; |
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esac |
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]) |
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rm -rf conftest.dir |
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]) |
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case "$gl_cv_func_mkdir_trailing_slash_works" in |
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*yes) ;; |
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*) |
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REPLACE_MKDIR=1 |
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;; |
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esac |
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AC_CACHE_CHECK([whether mkdir handles trailing dot], |
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[gl_cv_func_mkdir_trailing_dot_works], |
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[rm -rf conftest.dir |
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AC_RUN_IFELSE( |
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[AC_LANG_PROGRAM([[ |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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]GL_MDA_DEFINES], |
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[[return !mkdir ("conftest.dir/./", 0700);]])], |
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[gl_cv_func_mkdir_trailing_dot_works=yes], |
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[gl_cv_func_mkdir_trailing_dot_works=no], |
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[case "$host_os" in |
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# Guess yes on glibc systems. |
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*-gnu* | gnu*) gl_cv_func_mkdir_trailing_dot_works="guessing yes" ;; |
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# Guess yes on musl systems. |
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*-musl*) gl_cv_func_mkdir_trailing_dot_works="guessing yes" ;; |
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# Guess no on native Windows. |
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mingw*) gl_cv_func_mkdir_trailing_dot_works="guessing no" ;; |
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# If we don't know, obey |
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*) gl_cv_func_mkdir_trailing_dot_works="$gl_cross_guess_normal" ;; |
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esac |
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]) |
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rm -rf conftest.dir |
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] |
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) |
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case "$gl_cv_func_mkdir_trailing_dot_works" in |
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*yes) ;; |
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*) |
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REPLACE_MKDIR=1 |
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AC_DEFINE([FUNC_MKDIR_DOT_BUG], [1], [Define to 1 if mkdir mistakenly |
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creates a directory given with a trailing dot component.]) |
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;; |
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esac |
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]) |
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