diff options
author | Bruce M Simpson <bms@FreeBSD.org> | 2005-01-29 03:20:48 +0000 |
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committer | Bruce M Simpson <bms@FreeBSD.org> | 2005-01-29 03:20:48 +0000 |
commit | c5810eb8aadb7ee239570f4ce3995dcd54ac617a (patch) | |
tree | 8c6e1e9f10bcfd5e03d81ba7d970fecb69ddb6c4 /devel/p4genpatch | |
parent | c38a5e0e8ca35f1e2f9375d8f9833c4302f89012 (diff) | |
download | ports-c5810eb8aadb7ee239570f4ce3995dcd54ac617a.tar.gz ports-c5810eb8aadb7ee239570f4ce3995dcd54ac617a.zip |
Notes
Diffstat (limited to 'devel/p4genpatch')
-rw-r--r-- | devel/p4genpatch/Makefile | 40 | ||||
-rw-r--r-- | devel/p4genpatch/distinfo | 1 | ||||
-rw-r--r-- | devel/p4genpatch/files/bin/p4d2p | 84 | ||||
-rw-r--r-- | devel/p4genpatch/files/bin/p4genpatch | 182 | ||||
-rw-r--r-- | devel/p4genpatch/pkg-descr | 15 |
5 files changed, 322 insertions, 0 deletions
diff --git a/devel/p4genpatch/Makefile b/devel/p4genpatch/Makefile new file mode 100644 index 000000000000..c86d5cd85ea7 --- /dev/null +++ b/devel/p4genpatch/Makefile @@ -0,0 +1,40 @@ +# New ports collection makefile for: p4genpatch +# Date created: 29 January 2005 +# Whom: bms@FreeBSD.org +# +# $FreeBSD$ +# + +PORTNAME= p4genpatch +PORTVERSION= 1 +CATEGORIES= devel +MASTER_SITES= # +DISTFILES= + +MAINTAINER= bms@FreeBSD.org +COMMENT= Helper scripts for generating RCS patches from Perforce + +RUN_DEPENDS= p4:${PORTSDIR}/devel/perforce + +NO_BUILD= yes +NO_WRKSUBDIR= yes + +USE_PERL5= yes +USE_REINPLACE= yes + +SCRIPTS= bin/p4genpatch bin/p4d2p +PLIST_FILES= ${SCRIPTS} + +post-patch: + ${MKDIR} ${WRKSRC} + ${CP} -r ${FILESDIR}/bin ${WRKSRC} +.for script in ${SCRIPTS} + ${REINPLACE_CMD} -e 's,^#!/usr/bin/perl,#!${PERL},g' ${WRKSRC}/${script} +.endfor + +do-install: +.for script in ${SCRIPTS} + ${INSTALL_SCRIPT} ${WRKSRC}/${script} ${PREFIX}/bin +.endfor + +.include <bsd.port.mk> diff --git a/devel/p4genpatch/distinfo b/devel/p4genpatch/distinfo new file mode 100644 index 000000000000..792d6005489e --- /dev/null +++ b/devel/p4genpatch/distinfo @@ -0,0 +1 @@ +# diff --git a/devel/p4genpatch/files/bin/p4d2p b/devel/p4genpatch/files/bin/p4d2p new file mode 100644 index 000000000000..83b0021da596 --- /dev/null +++ b/devel/p4genpatch/files/bin/p4d2p @@ -0,0 +1,84 @@ +#!/usr/bin/perl -wspi~ + +# +# reads a perforce style diff on stdin and outputs appropriate headers +# so the diff can be applied with the patch program +# +# Gurusamy Sarathy <gsar@activestate.com> +# + +BEGIN { + $0 =~ s|.*/||; + if ($h or $help) { + print STDERR <<USAGE; +Usage: $0 [-v] [-h] files + + -h print this help + -v output progress messages + +Does inplace edit of diff files output by the perforce commands +"p4 describe", "p4 diff", and "p4 diff2". The result is suitable +for feeding to the "patch" program. + +If no files are specified, reads from stdin and writes to stdout. + +WARNING: It only handles context or unified diffs. + +Example: p4 describe -du 123 | $0 > change-123.patch + +USAGE + exit(0); + } + unless (@ARGV) { @ARGV = '-'; undef $^I; } + use vars qw($thisfile $time $file $fnum $v $h $help); + $thisfile = ""; + $time = localtime(time); +} + +my ($cur, $match); +$cur = m<^==== //depot/(.+?)\#\d+.* ====$> ... m<^(\@\@.+\@\@|\*+)$>; + +$match = $1; + +if ($ARGV ne $thisfile) { + warn "processing patchfile [$ARGV]\n" unless $ARGV eq '-'; + $thisfile = $ARGV; +} + +# while we are within range +if ($cur) { + # set the file name after first line + if ($cur == 1) { + $file = $match; + $fnum++; + } + # emit the diff header when we hit last line + elsif ($cur =~ /E0$/) { + my $f = $file; + + # special hack for perl so we can always use "patch -p1" + $f =~ s<^.*?(perl.*?/)><$1>; + + # unified diff + if ($match =~ /^\@/) { + warn "emitting udiff header\n" if $v; + $_ = "Index: $f\n--- $f.~1~\t$time\n+++ $f\t$time\n$_"; + } + # context diff + elsif ($match =~ /^\*/) { + warn "emitting cdiff header\n" if $v; + $_ = "Index: $f\n*** $f.~1~\t$time\n--- $f\t$time\n$_"; + } + } + # see if we hit another patch (i.e. previous patch was empty) + elsif (m<^==== //depot/(.+?)\#\d+.* ====$>) { + $file = $match = $1; + } + # suppress all other lines in the header + else { + $_ = ""; + } + warn "file [$file] line [$cur] file# [$fnum]\n" if $v; +} + +$_ .= "End of Patch.\n" if eof; diff --git a/devel/p4genpatch/files/bin/p4genpatch b/devel/p4genpatch/files/bin/p4genpatch new file mode 100644 index 000000000000..6de838bed829 --- /dev/null +++ b/devel/p4genpatch/files/bin/p4genpatch @@ -0,0 +1,182 @@ +#!/usr/bin/perl -w + + +# p4genpatch - Generate a perl patch from the repository + +# Usage: $0 -h + +# andreas.koenig@anima.de + +use strict; +use File::Temp qw(tempdir); +use File::Compare; +use File::Spec; +use File::Spec::Unix; +use Time::Local; +use Getopt::Long; +use Cwd qw(cwd); + +sub correctmtime ($$$); +sub Usage (); + +$0 =~ s|^.*[\\/]||; +my $VERSION = '0.05'; +my $TOPDIR = cwd(); +my @P4opt; +our %OPT = ( "d" => "u", b => "//depot/", "D" => "diff" ); +Getopt::Long::Configure("no_ignore_case"); +GetOptions(\%OPT, "b=s", "p=s", "d=s", "D=s", "h", "v", "V") or die Usage; +print Usage and exit if $OPT{h}; +print "$VERSION\n" and exit if $OPT{V}; +die Usage unless @ARGV == 1 && $ARGV[0] =~ /^\d+$/; +my $CHANGE = shift; + +for my $p4opt (qw(p)) { + push @P4opt, "-$p4opt $OPT{$p4opt}" if $OPT{$p4opt}; +} + +my $system = "p4 @P4opt describe -s $CHANGE |"; +open my $p4, $system or die "Could not run $system"; +my @action; +while (<$p4>) { + print; + next unless m|($OPT{b})|; + my($prefix) = $1; + $prefix =~ s|/$||; + $prefix =~ s|/[^/]+$||; # up to the last "/" in the match is to be stripped + if (my($file,$action) = m|^\.\.\. (//depot.*)\s(\w+)$|) { + next if $action eq "delete"; + push @action, [$action, $file, $prefix]; + } +} +close $p4; + +my $tempdir; +my @unlink; +print "Differences ...\n"; +for my $a (@action) { + $tempdir ||= tempdir( "tmp-XXXX", CLEANUP => 1, TMPDIR => 1 ); + @unlink = (); + my($action,$file,$prefix) = @$a; + my($path,$basename,$number) = $file =~ m|\Q$prefix\E/(.+/)?([^/]+)#(\d+)|; + + my @splitdir = File::Spec::Unix->splitdir($path); + $path = File::Spec->catdir(@splitdir); + + my($depotfile) = $file =~ m|^(.+)#\d+\z|; + die "Panic: Could not parse file[$file]" unless $number; + $path = "" unless defined $path; + my($d1,$d2,$prev,$prevchange,$prevfile,$doadd,$t1,$t2); + $prev = $number-1; + $prevchange = $CHANGE-1; + # can't assume previous rev == $number-1 due to obliterated revisions + $prevfile = "$depotfile\@$prevchange"; + if ($number == 1 or $action =~ /^(add|branch)$/) { + $d1 = $^O eq 'MacOS' ? File::Spec->devnull : "/dev/null"; + $t1 = $d1; + ++$doadd; + } elsif ($action =~ /^(edit|integrate)$/) { + $d1 = File::Spec->catfile($path, "$basename-$prevchange"); + $t1 = File::Spec->catfile($tempdir, $d1); + warn "==> $d1 <==\n" if $OPT{v}; + my $system = qq[p4 @P4opt print -o "$t1" "$prevfile"]; + my $status = `$system`; + if ($?) { + warn "$0: system[$system] failed, status[$?]\n"; + next; + } + chmod 0644, $t1; + if ($status =~ /\#(\d+) \s - \s \w+ \s change \s (\d+) \s /x) { + ($prev,$prevchange) = ($1,$2); + $prevfile = "$depotfile#$prev"; + my $oldd1 = $d1; + $d1 =~ s/-\d+$/#$prev~$prevchange~/; + my $oldt1 = $t1; + $t1 = File::Spec->catfile($tempdir, $d1); + rename $oldt1, $t1; + } + push @unlink, $t1; + } else { + die "Unknown action[$action]"; + } + $d2 = File::Spec->catfile($path, $basename); + $t2 = File::Spec->catfile($tempdir, $d2); + push @unlink, $t2; + warn "==> $d2#$number <==\n" if $OPT{v}; + my $system = qq[p4 @P4opt print -o "$t2" "$file"]; + # warn "system[$system]"; + my $type = `$system`; + if ($?) { + warn "$0: `$system` failed, status[$?]\n"; + next; + } + chmod 0644, $t2; + $type =~ m|^//.*\((.+)\)$| or next; + $type = $1; + if ($doadd or File::Compare::compare($t1, $t2)) { + print "\n==== $file ($type) ====\n"; + unless ($type =~ /text/) { + next; + } + unless ($^O eq 'MacOS') { + $d1 =~ s,\\,/,g; + $d2 =~ s,\\,/,g; + } + print "Index: $d2\n"; + correctmtime($prevfile,$prev,$t1) unless $doadd; + correctmtime($file,$number,$t2); + chdir $tempdir or warn "Could not chdir '$tempdir': $!"; + $system = qq[$OPT{D} -$OPT{d} "$d1" "$d2"]; + system($system); # no return check because diff doesn't always return 0 + chdir $TOPDIR or warn "Could not chdir '$TOPDIR': $!"; + } +} +continue { + for (@unlink) { + unlink or warn "Could not unlink $_: $!" if -f; + } +} +print "End of Patch.\n"; + +my($tz_offset); +sub correctmtime ($$$) { + my($depotfile,$nr,$localfile) = @_; + my %fstat = map { /^\.\.\. (\w+) (.*)$/ } `p4 @P4opt fstat -s "$depotfile"`; + return unless exists($fstat{headRev}) and $fstat{headRev} == $nr; + + if ($^O eq 'MacOS') { # fix epoch ... still off by three hours (EDT->PDT) + require Time::Local; + $tz_offset ||= sprintf "%+0.4d\n", ( + Time::Local::timelocal(localtime) - Time::Local::timelocal(gmtime) + ); + $fstat{headTime} += 2082844801 + $tz_offset; + } + + utime $fstat{headTime}, $fstat{headTime}, $localfile; +} + +sub Usage () { + qq{Usage: $0 [OPTIONS] patchnumber + + -p host:port p4 port (e.g. myhost:1666) + -d diffopt option to pass to diff(1) + -D diff diff(1) to use + -b branch(es) which branches to include (regex); the last + directory within the matched part will be + preserved on the local copy, so that patch -p1 + will work (default: "//depot/perl/") + -v verbose + -h print this help and exit + -V print version number and exit + +Fetches all required files from the repository, puts them into a +temporary directory with sensible names and sensible modification +times and composes a patch to STDOUT using external diff command. +Requires repository access. + +Examples: + perl $0 12345 | gzip -c > 12345.gz + perl $0 -dc 12345 > change-12345.patch + perl $0 -b //depot/maint-5.6/perl -v 8571 > 8571 +}; +} diff --git a/devel/p4genpatch/pkg-descr b/devel/p4genpatch/pkg-descr new file mode 100644 index 000000000000..d4cab0df105e --- /dev/null +++ b/devel/p4genpatch/pkg-descr @@ -0,0 +1,15 @@ +p4d2p is a Perl script which performs in-place editing on the output of +a previous 'p4 describe' command, to generate output suitable for patch(1). + +p4genpatch is a Perl script which wraps 'p4 describe' to generate such +patches directly from the depot, when provided with a Perforce changelist +number. + +Both utilities were written for development on Perl itself by Andreas Konig +and Gurusamy Sarathy, and were modified for use with multiple Perforce +depots by Simon Cozens. + +WWW: http://simon-cozens.org/programmer/secret-software.html + +Bruce +bms@FreeBSD.org |