#!/usr/bin/perl -w# this script patches a config.status file, to use our own perl script# in the main loop# we do it this way to circumvent hacking (and thereby including)# autoconf function (which are GPL) into our LGPL acinclude.m4.in# written by Michael Matz <matz@kde.org># adapted by Dirk Mueller <mueller@kde.org>##   This file is free software; you can redistribute it and/or#   modify it under the terms of the GNU Library General Public#   License as published by the Free Software Foundation; either#   version 2 of the License, or (at your option) any later version.#   This library is distributed in the hope that it will be useful,#   but WITHOUT ANY WARRANTY; without even the implied warranty of#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU#   Library General Public License for more details.#   You should have received a copy of the GNU Library General Public License#   along with this library; see the file COPYING.LIB.  If not, write to#   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,#   Boston, MA 02111-1307, USA.# we have to change two places# 1. the splitting of the substitutions into chunks of 90 (or even 48 in#    later autoconf's# 2. the big main loop which patches all Makefile.in'suse File::Basename;my $ac_aux_dir = dirname($0);my ($flag);local $ac_version = 0;my $vpath_seen = 0;$flag = 0;while (<>) {# usage of $flag: 0 -- we have seen nothing yet#   1 -- we are in (1)#   2 -- we have ended (1)#   3 -- we are in (2)#   4 -- we ended (2)    if ($flag == 4) {        print;    } elsif ($flag == 0) {# 1. begins with (including): "ac_max_sed_\S+\s*=\s*[0-9]+..."#    ends with (excluding) "CONFIG_FILE=..."#    in later autoconf (2.14.1) there is no CONFIG_FILES= line,#    but instead the (2) directly follow (1)        if (/^\s*ac_max_sed_([a-z]+).*=\s*([0-9]+)/ ) {	    $flag = 1;	    if ($1 eq 'lines') {                # lets hope its different with 2141,                 # wasn't able to verify that              if ($2 eq '48') {                $ac_version = 250;              }              else {	        $ac_version = 2141;              }	    } elsif ($1 eq 'cmds') {	        $ac_version = 213;	    }	    # hmm, we don't know the autoconf version, but we try anyway	} else {	    print;	}    } elsif ($flag == 1) {        if (/^\s*CONFIG_FILES=/ && ($ac_version != 250)) {	     print;	     $flag = 2;	} elsif (/^\s*for\s+ac_file\s+in\s+.*CONFIG_FILES/ ) {	     $flag = 3;	}    } elsif ($flag == 2) {# 2. begins with: "for ac_file in.*CONFIG_FILES"  (the next 'for' after (1))#    end with: "rm -f conftest.s\*"# on autoconf 250, it ends with '# CONFIG_HEADER section'	if (/^\s*for\s+ac_file\s+in\s+.*CONFIG_FILES/ ) {	    $flag = 3;	} else {	    print;	}    } elsif ($flag == 3) {        if (/^\s*rm\s+-f\s+conftest/ ) {	    $flag = 4;	    &insert_main_loop();	} elsif (/^\s*rm\s+-f\s+.*ac_cs_root/ ) {	    $flag = 4;	    &insert_main_loop();	    #die "hhhhhhh";	    if ($ac_version != 2141) {	        print STDERR "hmm, don't know autoconf version\n";	    }        } elsif (/^\#\s*CONFIG_HEADER section.*/) {          $flag = 4;          &insert_main_loop();          if($ac_version != 250) {            print STDERR "hmm, something went wrong :-(\n";          }	} elsif (/VPATH/ ) {	    $vpath_seen = 1;	}    }}die "wrong input (flag != 4)" unless $flag == 4;print STDERR "hmm, don't know autoconf version\n" unless $ac_version;sub insert_main_loop {  if ($ac_version == 250) {    &insert_main_loop_250();  }  else {    &insert_main_loop_213();  }}sub insert_main_loop_250 {  print <<EOF;  #echo Doing the fast build of Makefiles -- autoconf $ac_versionEOF    if ($vpath_seen) {        print <<EOF;        # VPATH subst was seen in original config.status main loop  echo '/^[ 	]*VPATH[ 	]*=[^:]*\$/d' >>\$tmp/subs.sedEOF      }  print <<EOF;  rm -f \$tmp/subs.files  for ac_file in .. \$CONFIG_FILES ; do      if test "x\$ac_file" != x..; then          echo \$ac_file >> \$tmp/subs.files      fi  done  if test -f \$tmp/subs.files ; then      perl $ac_aux_dir/config.pl "\$tmp/subs.sed" "\$tmp/subs.files" "\$srcdir" "\$INSTALL"  fi  rm -f \$tmp/subs.filesfiEOF  return;}sub insert_main_loop_213 {    print <<EOF;#echo Doing the fast build of Makefiles -- autoconf $ac_versionif test "x\$ac_cs_root" = "x" ; then    ac_cs_root=conftestfiEOF    if ($vpath_seen) {      print <<EOF;# VPATH subst was seen in original config.status main loopecho '/^[ 	]*VPATH[ 	]*=[^:]*\$/d' >> \$ac_cs_root.subsEOF    }    print <<EOF;rm -f \$ac_cs_root.sacfilesfor ac_file in .. \$CONFIG_FILES ; do    if test "x\$ac_file" != x..; then        echo \$ac_file >> \$ac_cs_root.sacfiles    fidoneif test -f \$ac_cs_root.sacfiles ; then    perl $ac_aux_dir/config.pl "\$ac_cs_root.subs" "\$ac_cs_root.sacfiles" "\$ac_given_srcdir" "\$ac_given_INSTALL"firm -f \$ac_cs_root.s*EOF    return;}