conf.change.pl
上传用户:center1979
上传日期:2022-07-26
资源大小:50633k
文件大小:5k
- #!/usr/bin/env perl
- # 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., 51 Franklin Street, Fifth Floor,
- # Boston, MA 02110-1301, 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's
- use strict;
- use File::Basename;
- my $ac_aux_dir = dirname($0);
- my ($flag);
- my $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*fors+ac_files+ins+.*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'
- #
- # gg: if a post-processing commands section is found first,
- # stop there and insert a new loop to honor the case/esac.
- # (pattern: /^s+#sRun the commands associated with the file./)
- if (/^s*fors+ac_files+ins+.*CONFIG_FILES/ ) {
- $flag = 3;
- } else {
- print;
- }
- } elsif ($flag == 3) {
- if (/^s*rms+-fs+conftest/ ) {
- $flag = 4;
- &insert_main_loop();
- } elsif (/^s*rms+-fs+.*ac_cs_root/ ) {
- $flag = 4;
- &insert_main_loop();
- #die "hhhhhhh";
- if ($ac_version != 2141) {
- print STDERR "hmm, don't know autoconf versionn";
- }
- } elsif (/^#s*CONFIG_(HEADER|COMMANDS) section.*|^s+#s(Run) the commands associated/) {
- $flag = 4;
- my $commands = defined $2;
- &insert_main_loop();
- $commands && insert_command_loop();
- if($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 versionn" 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 $ac_version
- EOF
- if ($vpath_seen) {
- print <<EOF;
- # VPATH subst was seen in original config.status main loop
- echo '/^[ ]*VPATH[ ]*=[^:]*$/d' >>$tmp/subs.sed
- EOF
- }
- 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.files
- fi
- EOF
- return;
- }
- sub insert_main_loop_213 {
- print <<EOF;
- #echo Doing the fast build of Makefiles -- autoconf $ac_version
- if test "x$ac_cs_root" = "x" ; then
- ac_cs_root=conftest
- fi
- EOF
- if ($vpath_seen) {
- print <<EOF;
- # VPATH subst was seen in original config.status main loop
- echo '/^[ ]*VPATH[ ]*=[^:]*$/d' >> $ac_cs_root.subs
- EOF
- }
- print <<EOF;
- rm -f $ac_cs_root.sacfiles
- for ac_file in .. $CONFIG_FILES ; do
- if test "x$ac_file" != x..; then
- echo $ac_file >> $ac_cs_root.sacfiles
- fi
- done
- if 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"
- fi
- rm -f $ac_cs_root.s*
- EOF
- return;
- }
- sub insert_command_loop {
- print <<EOF;
- for ac_file in .. $CONFIG_FILES ; do
- EOF
- }