# acl.m4 - check for access control list (ACL) primitives
# serial 9
-# Copyright (C) 2002, 2004-2009 Free Software Foundation, Inc.
+# Copyright (C) 2002, 2004-2010 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.
dnl Test for POSIX-draft-like API (Linux, FreeBSD, MacOS X, IRIX, Tru64).
dnl -lacl is needed on Linux, -lpacl is needed on OSF/1.
if test $use_acl = 0; then
- AC_SEARCH_LIBS([acl_get_file], [acl pacl],
- [if test "$ac_cv_search_acl_get_file" != "none required"; then
- LIB_ACL=$ac_cv_search_acl_get_file
+ AC_SEARCH_LIBS([acl_get_file], [acl pacl],
+ [if test "$ac_cv_search_acl_get_file" != "none required"; then
+ LIB_ACL=$ac_cv_search_acl_get_file
fi
- AC_CHECK_FUNCS(
- [acl_get_file acl_get_fd acl_set_file acl_set_fd \
- acl_free acl_from_mode acl_from_text \
- acl_delete_def_file acl_extended_file \
- acl_delete_fd_np acl_delete_file_np \
- acl_copy_ext_native acl_create_entry_np \
- acl_to_short_text acl_free_text])
- # If the acl_get_file bug is detected, don't enable the ACL support.
- gl_ACL_GET_FILE([use_acl=1], [])
- if test $use_acl = 1; then
- dnl On Linux, additional API is declared in <acl/libacl.h>.
- AC_CHECK_HEADERS([acl/libacl.h])
- AC_REPLACE_FUNCS([acl_entries])
- AC_CACHE_CHECK([for ACL_FIRST_ENTRY],
- [gl_cv_acl_ACL_FIRST_ENTRY],
- [AC_COMPILE_IFELSE(
+ AC_CHECK_FUNCS(
+ [acl_get_file acl_get_fd acl_set_file acl_set_fd \
+ acl_free acl_from_mode acl_from_text \
+ acl_delete_def_file acl_extended_file \
+ acl_delete_fd_np acl_delete_file_np \
+ acl_copy_ext_native acl_create_entry_np \
+ acl_to_short_text acl_free_text])
+ # If the acl_get_file bug is detected, don't enable the ACL support.
+ gl_ACL_GET_FILE([use_acl=1], [])
+ if test $use_acl = 1; then
+ dnl On Linux, additional API is declared in <acl/libacl.h>.
+ AC_CHECK_HEADERS([acl/libacl.h])
+ AC_REPLACE_FUNCS([acl_entries])
+ AC_CACHE_CHECK([for ACL_FIRST_ENTRY],
+ [gl_cv_acl_ACL_FIRST_ENTRY],
+ [AC_COMPILE_IFELSE(
[[#include <sys/types.h>
#include <sys/acl.h>
int type = ACL_FIRST_ENTRY;]],
- [gl_cv_acl_ACL_FIRST_ENTRY=yes],
- [gl_cv_acl_ACL_FIRST_ENTRY=no])])
- if test $gl_cv_acl_ACL_FIRST_ENTRY = yes; then
- AC_DEFINE([HAVE_ACL_FIRST_ENTRY], [1],
- [Define to 1 if the constant ACL_FIRST_ENTRY exists.])
- fi
- dnl On MacOS X, other types of ACLs are supported.
- AC_CACHE_CHECK([for ACL_TYPE_EXTENDED],
- [gl_cv_acl_ACL_TYPE_EXTENDED],
- [AC_COMPILE_IFELSE(
+ [gl_cv_acl_ACL_FIRST_ENTRY=yes],
+ [gl_cv_acl_ACL_FIRST_ENTRY=no])])
+ if test $gl_cv_acl_ACL_FIRST_ENTRY = yes; then
+ AC_DEFINE([HAVE_ACL_FIRST_ENTRY], [1],
+ [Define to 1 if the constant ACL_FIRST_ENTRY exists.])
+ fi
+ dnl On MacOS X, other types of ACLs are supported.
+ AC_CACHE_CHECK([for ACL_TYPE_EXTENDED],
+ [gl_cv_acl_ACL_TYPE_EXTENDED],
+ [AC_COMPILE_IFELSE(
[[#include <sys/types.h>
#include <sys/acl.h>
int type = ACL_TYPE_EXTENDED;]],
- [gl_cv_acl_ACL_TYPE_EXTENDED=yes],
- [gl_cv_acl_ACL_TYPE_EXTENDED=no])])
- if test $gl_cv_acl_ACL_TYPE_EXTENDED = yes; then
- AC_DEFINE([HAVE_ACL_TYPE_EXTENDED], [1],
- [Define to 1 if the ACL type ACL_TYPE_EXTENDED exists.])
- fi
- else
- LIB_ACL=
- fi
- ])
+ [gl_cv_acl_ACL_TYPE_EXTENDED=yes],
+ [gl_cv_acl_ACL_TYPE_EXTENDED=no])])
+ if test $gl_cv_acl_ACL_TYPE_EXTENDED = yes; then
+ AC_DEFINE([HAVE_ACL_TYPE_EXTENDED], [1],
+ [Define to 1 if the ACL type ACL_TYPE_EXTENDED exists.])
+ fi
+ else
+ LIB_ACL=
+ fi
+ ])
fi
dnl Test for Solaris API (Solaris, Cygwin).
if test $use_acl = 0; then
- AC_CHECK_FUNCS([acl])
- if test $ac_cv_func_acl = yes; then
- AC_SEARCH_LIBS([acl_trivial], [sec],
- [if test "$ac_cv_search_acl_trivial" != "none required"; then
- LIB_ACL=$ac_cv_search_acl_trivial
- fi
- ])
- AC_CHECK_FUNCS([acl_trivial])
- use_acl=1
- fi
+ AC_CHECK_FUNCS([acl])
+ if test $ac_cv_func_acl = yes; then
+ AC_SEARCH_LIBS([acl_trivial], [sec],
+ [if test "$ac_cv_search_acl_trivial" != "none required"; then
+ LIB_ACL=$ac_cv_search_acl_trivial
+ fi
+ ])
+ AC_CHECK_FUNCS([acl_trivial])
+ use_acl=1
+ fi
fi
dnl Test for HP-UX API.
if test $use_acl = 0 || test "$ac_cv_func_acl" = yes; then
- AC_CHECK_FUNCS([getacl])
- if test $ac_cv_func_getacl = yes; then
- use_acl=1
- fi
+ AC_CHECK_FUNCS([getacl])
+ if test $ac_cv_func_getacl = yes; then
+ use_acl=1
+ fi
fi
dnl Test for AIX API (AIX 5.3 or newer).
if test $use_acl = 0; then
- AC_CHECK_FUNCS([aclx_get])
- if test $ac_cv_func_aclx_get = yes; then
- use_acl=1
- fi
+ AC_CHECK_FUNCS([aclx_get])
+ if test $ac_cv_func_aclx_get = yes; then
+ use_acl=1
+ fi
fi
dnl Test for older AIX API.
if test $use_acl = 0 || test "$ac_cv_func_aclx_get" = yes; then
- AC_CHECK_FUNCS([statacl])
- if test $ac_cv_func_statacl = yes; then
- use_acl=1
- fi
+ AC_CHECK_FUNCS([statacl])
+ if test $ac_cv_func_statacl = yes; then
+ use_acl=1
+ fi
fi
LIBS=$ac_save_LIBS
fi
if test "x$enable_acl$use_acl" = "xyes0"; then
AC_MSG_ERROR([ACLs enabled but support not detected])
+ elif test "x$enable_acl$use_acl" = "xauto0"; then
+ AC_MSG_WARN([libacl development library was not found or not usable.])
+ AC_MSG_WARN([AC_PACKAGE_NAME will be built without ACL support.])
fi
fi
AC_SUBST([LIB_ACL])
AC_CACHE_CHECK([for working acl_get_file], [gl_cv_func_working_acl_get_file],
[AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
- [[#include <sys/types.h>
- #include <sys/acl.h>
- #include <errno.h>
- ]],
- [[return !! (!acl_get_file (".", ACL_TYPE_ACCESS)
- && errno == ENOENT);]])],
+ [[#include <sys/types.h>
+ #include <sys/acl.h>
+ #include <errno.h>
+ ]],
+ [[return !! (!acl_get_file (".", ACL_TYPE_ACCESS)
+ && errno == ENOENT);]])],
[gl_cv_func_working_acl_get_file=yes],
[gl_cv_func_working_acl_get_file=no],
[gl_cv_func_working_acl_get_file=cross-compiling])])