#!/usr/bin/perl
use strict;
+use Getopt::Long;
+
+my($no_cvs, $failures_only, $minor_updates);
+
+&Getopt::Long::Configure('bundling');
+GetOptions(
+ 'no-cvs|n' => \$no_cvs,
+ 'failures-only|f' => \$failures_only,
+ 'minor-updates|u' => \$minor_updates,
+) or &usage;
+
+my $interesting_fuzz = $minor_updates ? '\d' : '[2-9]';
chdir('patches') if -d 'patches';
EOT
}
+$| = 1;
$ENV{'TZ'} = 'UTC';
my $CONF_OPTS = '-C';
EOT
close OUT;
-print "Using CVS to update the tmp/cvsdir copy of the source.\n";
-system qq|cvs -d "$root" co -d cvsdir rsync|;
+unless ($no_cvs) {
+ print "Using CVS to update the tmp/cvsdir copy of the source.\n";
+ system qq|cvs -d "$root" co -d cvsdir rsync|;
+}
@ARGV = glob('../*.diff') unless @ARGV;
if (/^Depends-On-Patch: (\S+.diff)$/) {
my $dep = $1;
$has_dependencies = 1;
- print "\nApplying dependency patch $dep\n";
+ print "\nApplying dependency patch $dep...\n";
if (system("patch -d cvsdir -p0 -b -Vt -Zf <../$dep") != 0) {
- print "Unable to cleanly apply depenency patch -- skipping $diff\n";
+ print "Unable to cleanly apply dependency patch -- skipping $diff\n";
+ system "rm -f cvsdir/*.rej cvsdir/*/*.rej";
&restore_cvsdir;
next DIFF;
}
close IN;
my $default = apply_patch($diff);
+ if ($default =~ s/^D,// || $default eq 'N') {
+ my $def = generate_new_patch($diff);
+ $default = 'U,N' if $default eq 'N' && $def eq 'E';
+ $default = 'N' if !$minor_updates && $default eq 'U,N';
+ }
+ PROMPT:
while (1) {
print "\n----------- $diff ------------\n",
"\nFix rejects, Diff create, Edit both diffs, Update patch,\n",
my $ans = <STDIN>;
chomp $ans;
$ans = $default if $ans eq '';
- if ($ans =~ /^!(.*)/) {
- my $cmd = $1 || $ENV{'SHELL'};
- chdir('workdir') or die $!;
- system $cmd;
- chdir('..') or die $!;
- $default = 'D,E';
- next;
- }
- if ($ans =~ /^\S*F/i) {
- chdir('workdir') or die $!;
- system "vim @rejects";
- chdir('..') or die $!;
- $default = 'D,E';
- }
- if ($ans =~ /^\S*D/i) {
- $default = generate_new_patch($diff);
- }
- if ($ans =~ /^\S*E/i) {
- chdir('workdir') or die $!;
- system "vim -d ../../$diff ../new.patch";
- chdir('..') or die $!;
- $default = 'U,A';
- }
- if ($ans =~ /^\S*U/i) {
- system "cp -p new.patch ../$diff";
- print "\nUpdated $diff from new.patch\n";
- $default = 'A';
- }
- if ($ans =~ /^\S*A/i) {
- $default = apply_patch($diff);
- }
- if ($ans =~ /^\S*B/i) {
- if (!-f 'workdir/Makefile') {
- open(IN, '../../Makefile') or die $!;
- open(OUT, '>workdir/Makefile') or die $!;
- print OUT "srcdir=.\n\n";
- while (<IN>) {
- last if /^gen:/;
+ while ($ans =~ s/^\s*(!|\w)((?<!!)[^;,]*|[^;]*)[;,]?//) {
+ my $cmd = "\U$1\E";
+ if ($cmd eq '!') {
+ $cmd = $2 || $ENV{'SHELL'};
+ chdir('workdir') or die $!;
+ system $cmd;
+ chdir('..') or die $!;
+ $default = 'D';
+ next;
+ }
+ if ($cmd eq 'A') {
+ $default = apply_patch($diff);
+ next;
+ }
+ if ($cmd eq 'B') {
+ if (!-f 'workdir/Makefile') {
+ open(IN, '../../Makefile') or die $!;
+ open(OUT, '>workdir/Makefile') or die $!;
+ print OUT "srcdir=.\n\n";
+ while (<IN>) {
+ last if /^gen:/;
+ }
+ print OUT $_;
+ while (<IN>) {
+ last if /^clean:/;
+ print OUT $_;
+ }
+ close IN;
+ close OUT;
}
- print OUT $_;
+ my $need_autoconf;
+ my $conf_opts;
+ open(IN, "../$diff") or die $!;
while (<IN>) {
- last if /^clean:/;
- print OUT $_;
+ if (!defined $conf_opts) {
+ $conf_opts = '' if /^---/;
+ if (m#^\s*\./configure( .+)#) {
+ $conf_opts = $1;
+ }
+ }
+ if (m#^--- orig/(configure\.in|/aclocal\.m4)#) {
+ $need_autoconf = 1;
+ last;
+ }
}
close IN;
- close OUT;
+ chdir('workdir') or die $!;
+ system "autoconf; autoheader" if $need_autoconf;
+ system "make proto; ./configure $CONF_OPTS $conf_opts; make";
+ chdir('..') or die $!;
+ $default = '!make test';
+ next;
+ }
+ if ($cmd eq 'D') {
+ $default = generate_new_patch($diff);
+ next;
+ }
+ if ($cmd eq 'E') {
+ chdir('workdir') or die $!;
+ system "vim -d ../../$diff ../new.patch";
+ chdir('..') or die $!;
+ $default = 'U,A,D';
+ next;
+ }
+ if ($cmd eq 'F') {
+ chdir('workdir') or die $!;
+ system "vim @rejects";
+ chdir('..') or die $!;
+ $default = 'D,E';
+ next;
+ }
+ if ($cmd eq 'N') {
+ last PROMPT;
+ }
+ if ($cmd eq 'Q') {
+ exit;
+ }
+ if ($cmd eq 'U') {
+ system "cp -p new.patch ../$diff";
+ print "\nUpdated $diff from new.patch\n";
+ $default = 'A';
+ next;
}
- chdir('workdir') or die $!;
- system "make gen; ./configure $CONF_OPTS; make";
- chdir('..') or die $!;
- $default = '!make test';
- }
- if ($ans =~ /^\S*Q/i) {
- exit;
- }
- if ($ans =~ /^\S*N/i) {
- last;
}
}
my($diff) = @_;
undef @new;
- my $def = 'N';
- system "rsync -a --delete cvsdir/ workdir/";
- print "\n";
+ system "rsync -a --delete --exclude='*~' cvsdir/ workdir/";
+ print "\nApplying patch $diff...\n";
+ undef @rejects;
+ my($saw_failure, $saw_offset, $saw_fuzz);
open(IN, "patch -d workdir -p0 --no-backup-if-mismatch -Zf <../$diff |") or die $!;
while (<IN>) {
print $_;
} elsif (s/.* saving rejects to file //) {
push(@rejects, $_);
} elsif (/^Hunk #\d+ FAILED/) {
- $def = 'F';
- } elsif (/^Hunk #\d+ succeeded/) {
- $def = 'E' unless $def eq 'F,D,E';
+ $saw_failure = 1;
+ } elsif (/^Hunk #\d+ succeeded at \d+( with fuzz $interesting_fuzz)?/o) {
+ $saw_fuzz ||= defined $1;
+ $saw_offset = 1;
}
}
close IN;
- if ($def eq 'N') {
- generate_new_patch($diff);
- }
- $def;
+ return 'F,D,E' if $saw_failure;
+ return 'D,E' if $saw_fuzz && !$failures_only;
+ return 'D,U,N' if $saw_offset && !$failures_only;
+ 'N';
}
sub generate_new_patch
foreach (@new) {
unlink("cvsdir/$_");
}
+ print "\nDiffing... ";
if (system("diff ../$diff new.patch >/dev/null") == 0) {
- print "\n(New patch is identical to old.)\n";
+ print "new patch is identical to old.\n";
return 'N';
}
+ print "New patch DIFFERS from old.\n";
'E';
}
}
}
}
+
+sub usage
+{
+ die <<EOT;
+Usage: $0 [OPTS] [DIFF-FILE...]
+ -n, --no-cvs Don't update tmp/cvsdir at the start of the run
+ -u, --minor-updates Suggest 'U' for even minor changes in the diff
+EOT
+}