Support for POSIX ACLs

[chaz/tar] / configure.ac

diff --git a/configure.ac b/configure.ac
index c6bb4212037607f7bd7b48548378ef261cae7a05..3e501a82d091da4ce56f6a6b378f00e30846bb75 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,11 +1,12 @@
-# Configure template for GNU tar.
+# Configure template for GNU tar.  -*- autoconf -*-
 
 # Copyright (C) 1991, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-# 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free
+# Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
+# the Free Software Foundation; either version 3, or (at your option)
 # any later version.
 
 # This program is distributed in the hope that it will be useful,
@@ -18,12 +19,15 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 # 02110-1301, USA.
 
-AC_INIT([GNU tar], [1.16], [bug-tar@gnu.org])
+AC_INIT([GNU tar], [1.26.90], [bug-tar@gnu.org])
 AC_CONFIG_SRCDIR([src/tar.c])
 AC_CONFIG_AUX_DIR([build-aux])
-AC_CONFIG_HEADERS([config.h:config.hin])
-AC_PREREQ([2.60])
-AM_INIT_AUTOMAKE([1.9 gnits tar-ustar dist-bzip2 dist-shar std-options])
+AC_CONFIG_HEADERS([config.h])
+AC_PREREQ([2.63])
+AM_INIT_AUTOMAKE([1.11 gnits tar-ustar dist-bzip2 dist-xz dist-shar std-options silent-rules])
+
+# Enable silent rules by default:
+AM_SILENT_RULES([yes])
 
 AC_PROG_CC
 AC_EXEEXT
@@ -36,8 +40,8 @@ AC_ISC_POSIX
 AC_C_INLINE
 
 AC_CHECK_HEADERS_ONCE(fcntl.h linux/fd.h memory.h net/errno.h \
-  sgtty.h string.h stropts.h \
-  sys/param.h sys/device.h sys/filio.h sys/gentape.h \
+  sgtty.h string.h \
+  sys/param.h sys/device.h sys/gentape.h \
   sys/inet.h sys/io/trioctl.h \
   sys/mtio.h sys/time.h sys/tprintf.h sys/tape.h \
   unistd.h locale.h)
@@ -48,7 +52,6 @@ AC_CHECK_HEADERS([sys/buf.h], [], [],
 #endif])
 
 AC_HEADER_SYS_WAIT
-AM_STDBOOL_H
 
 AC_HEADER_DIRENT
 AC_HEADER_MAJOR
@@ -87,7 +90,29 @@ gl_INIT
 # paxutils modules
 tar_PAXUTILS
 
-AC_CHECK_FUNCS(fsync getdtablesize lstat mkfifo readlink strerror symlink setlocale utimes)
+TAR_HEADERS_ATTR_XATTR_H
+
+AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink])
+
+# we use gnulib's acl.h - because of very useful file_has_acl() function.  M4
+# file from gnulib/acl does a quite good job of course.  The problem is that
+# this function works on wide list of platforms and we need to restrict tar to
+# use POSIX.1e ACLs only.
+AC_ARG_WITH([posix-acls],
+    AS_HELP_STRING([--without-posix-acls],
+                   [do not use POSIX.1e access control lists]),
+    [with_posix_acls=no])
+AC_CHECK_HEADERS(sys/acl.h,, [with_posix_acl=no])
+AC_SEARCH_LIBS([acl_get_file],  [acl pacl],, [with_posix_acl=no])
+AC_SEARCH_LIBS([acl_get_fd],    [acl pacl],, [with_posix_acl=no])
+AC_SEARCH_LIBS([acl_set_file],  [acl pacl],, [with_posix_acl=no])
+AC_SEARCH_LIBS([acl_set_fd],    [acl pacl],, [with_posix_acl=no])
+AC_SEARCH_LIBS([acl_to_text],   [acl pacl],, [with_posix_acl=no])
+AC_SEARCH_LIBS([acl_from_text], [acl pacl],, [with_posix_acl=no])
+if test "x$with_posix_acls" != xno; then
+  AC_DEFINE(HAVE_POSIX_ACLS,,[Define when we have working POSIX acls])
+fi
+
 AC_CHECK_DECLS([getgrgid],,, [#include <grp.h>])
 AC_CHECK_DECLS([getpwuid],,, [#include <pwd.h>])
 AC_CHECK_DECLS([time],,, [#include <time.h>])
@@ -122,6 +147,14 @@ else
     [Define to the full path of your rsh, if any.])
 fi
 
+TAR_COMPR_PROGRAM(compress)
+TAR_COMPR_PROGRAM(gzip)
+TAR_COMPR_PROGRAM(bzip2)
+TAR_COMPR_PROGRAM(lzip)
+TAR_COMPR_PROGRAM(lzma)
+TAR_COMPR_PROGRAM(lzop)
+TAR_COMPR_PROGRAM(xz)
+
 AC_MSG_CHECKING(for default archive format)
 
 AC_ARG_VAR([DEFAULT_ARCHIVE_FORMAT],
@@ -146,7 +179,7 @@ if test -z "$DEFAULT_ARCHIVE"; then
   DEFAULT_ARCHIVE=-
 else
   if test -z "`ls $DEFAULT_ARCHIVE 2>/dev/null`"; then
-    AC_MSG_WARN(DEFAULT_ARCHIVE \`$DEFAULT_ARCHIVE' not found on this system)
+    AC_MSG_WARN(DEFAULT_ARCHIVE '$DEFAULT_ARCHIVE' not found on this system)
   fi
   # FIXME: Look for DEFTAPE in <sys/mtio.h>.
   # FIXME: Let DEVICE_PREFIX be configured from the environment.
@@ -241,6 +274,7 @@ fi
 
 AC_OUTPUT([Makefile\
            doc/Makefile\
+          gnu/Makefile\
            lib/Makefile\
            po/Makefile.in\
            scripts/Makefile\