[PATCH 1/3] git-cvsexportcommit.perl tabified
Signed-off-by: Michael Witten <mfwitten@mit.edu>
---
This patch attempts to tabify this code.
Please be gentle, this is my second time
submitting a patch. git-cvsexportcommit.perl | 284 +++++++++++++++++++++++-----------------------
1 files changed, 141 insertions(+), 143 deletions(-)
diff --git a/git-cvsexportcommit.perl b/git-cvsexportcommit.perl
index a33fa8d..b330c3d 100755
--- a/git-cvsexportcommit.perl
+++ b/git-cvsexportcommit.perl
@@ -12,7 +12,7 @@ use Data::Dumper;
use File::Basename qw(basename dirname);
unless ($ENV{GIT_DIR} && -r $ENV{GIT_DIR}){
- die "GIT_DIR is not defined or is unreadable";
+ die "GIT_DIR is not defined or is unreadable";
}
our ($opt_h, $opt_P, $opt_p, $opt_v, $opt_c, $opt_f, $opt_a, $opt_m, $opt_d, $opt_u);
@@ -25,15 +25,13 @@ die "Need at least one commit identifier!" unless @ARGV;
my @cvs;
if ($opt_d) {
- @cvs = ('cvs', '-d', $opt_d);
+ @cvs = ('cvs', '-d', $opt_d);
} else {
- @cvs = ('cvs');
+ @cvs = ('cvs');
}
# setup a tempdir
-our ($tmpdir, $tmpdirname) = tempdir('git-cvsapplycommit-XXXXXX',
- TMPDIR => 1,
- CLEANUP => 1);
+our ($tmpdir, $tmpdirname) = tempdir('git-cvsapplycommit-XXXXXX', TMPDIR => 1, CLEANUP => 1);
# resolve target commit
my $commit;
@@ -41,18 +39,18 @@ $commit = pop @ARGV;
$commit = safe_pipe_capture('git-rev-parse', '--verify', "$commit^0");
chomp $commit;
if ($?) {
- die "The commit reference $commit did not resolve!";
+ die "The commit reference $commit did not resolve!";
}
# resolve what parent we want
my $parent;
if (@ARGV) {
- $parent = pop @ARGV;
- $parent = safe_pipe_capture('git-rev-parse', '--verify', "$parent^0");
- chomp $parent;
- if ($?) {
- die "The parent reference did not resolve!";
- }
+ $parent = pop @ARGV;
+ $parent = safe_pipe_capture('git-rev-parse', '--verify', "$parent^0");
+ chomp $parent;
+ if ($?) {
+ die "The parent reference did not resolve!";
+ }
}
# find parents from the commit itself
@@ -65,44 +63,44 @@ my $title;
my $msg = '';
foreach my $line (@commit) {
- chomp $line;
- if ($stage eq 'headers' && $line eq '') {
- $stage = 'msg';
- next;
- }
-
- if ($stage eq 'headers') {
- if ($line =~ m/^parent (\w{40})$/) { # found a parent
- push @parents, $1;
- } elsif ($line =~ m/^author (.+) \d+ [-+]\d+$/) {
- $author = $1;
- } elsif ($line =~ m/^committer (.+) \d+ [-+]\d+$/) {
- $committer = $1;
+ chomp $line;
+ if ($stage eq 'headers' && $line eq '') {
+ $stage = 'msg';
+ next;
}
- } else {
- $msg .= $line . "\n";
- unless ($title) {
- $title = $line;
+
+ if ($stage eq 'headers') {
+ if ($line =~ m/^parent (\w{40})$/) { # found a parent
+ push @parents, $1;
+ } elsif ($line =~ m/^author (.+) \d+ [-+]\d+$/) {
+ $author = $1;
+ } elsif ($line =~ m/^committer (.+) \d+ [-+]\d+$/) {
+ $committer = $1;
+ }
+ } else {
+ $msg .= $line . "\n";
+ unless ($title) {
+ $title = $line;
+ }
}
- }
}
if ($parent) {
- my $found;
- # double check that it's a valid parent
- foreach my $p (@parents) {
- if ($p eq $parent) {
- $found = 1;
- last;
- }; # found it
- }
- die "Did not find $parent in the parents for this commit!" if !$found and !$opt_P;
+ my $found;
+ # double check that it's a valid parent
+ foreach my $p (@parents) {
+ if ($p eq $parent) {
+ $found = 1;
+ last;
+ }; # found it
+ }
+ die "Did not find $parent in the parents for this commit!" if !$found and !$opt_P;
} else { # we don't have a parent from the cmdline...
- if (@parents == 1) { # it's safe to get it from the commit
- $parent = $parents[0];
- } else { # or perhaps not!
- die "This commit has more than one parent -- please name the parent you want to use explicitly";
- }
+ if (@parents == 1) { # it's safe to get it from the commit
+ $parent = $parents[0];
+ } else { # or perhaps not!
+ die "This commit has more than one parent -- please name the parent you want to use explicitly";
+ }
}
$opt_v && print "Applying to CVS commit $commit from parent $parent\n";
@@ -110,14 +108,14 @@ $opt_v && print "Applying to CVS commit $commit from parent $parent\n";
# grab the commit message
open(MSG, ">.msg") or die "Cannot open .msg for writing";
if ($opt_m) {
- print MSG $opt_m;
+ print MSG $opt_m;
}
print MSG $msg;
if ($opt_a) {
- print MSG "\n\nAuthor: $author\n";
- if ($author ne $committer) {
- print MSG "Committer: $committer\n";
- }
+ print MSG "\n\nAuthor: $author\n";
+ if ($author ne $committer) {
+ print MSG "Committer: $committer\n";
+ }
}
close MSG;
@@ -153,70 +151,70 @@ map { s/\\([0-7]{3})/sprintf('%c',oct $1)/eg } @bfiles,@files;
my $dirty;
my @dirs;
foreach my $p (@afiles) {
- my $path = dirname $p;
- while (!-d $path and ! grep { $_ eq $path } @dirs) {
- unshift @dirs, $path;
- $path = dirname $path;
- }
+ my $path = dirname $p;
+ while (!-d $path and ! grep { $_ eq $path } @dirs) {
+ unshift @dirs, $path;
+ $path = dirname $path;
+ }
}
# ... check dirs,
foreach my $d (@dirs) {
- if (-e $d) {
- $dirty = 1;
- warn "$d exists and is not a directory!\n";
- }
+ if (-e $d) {
+ $dirty = 1;
+ warn "$d exists and is not a directory!\n";
+ }
}
# ... query status of all files that we have a directory for and parse output of 'cvs status' to %cvsstat.
my @canstatusfiles;
foreach my $f (@files) {
- my $path = dirname $f;
- next if (grep { $_ eq $path } @dirs);
- push @canstatusfiles, $f;
+ my $path = dirname $f;
+ next if (grep { $_ eq $path } @dirs);
+ push @canstatusfiles, $f;
}
my %cvsstat;
if (@canstatusfiles) {
- if ($opt_u) {
- my @updated = safe_pipe_capture(@cvs, 'update', @canstatusfiles);
- print @updated;
- }
- my @cvsoutput;
- @cvsoutput= safe_pipe_capture(@cvs, 'status', @canstatusfiles);
- my $matchcount = 0;
- foreach my $l (@cvsoutput) {
- chomp $l;
- if ( $l =~ /^File:/ and $l =~ /Status: (.*)$/ ) {
- $cvsstat{$canstatusfiles[$matchcount]} = $1;
- $matchcount++;
- }
- }
+ if ($opt_u) {
+ my @updated = safe_pipe_capture(@cvs, 'update', @canstatusfiles);
+ print @updated;
+ }
+ my @cvsoutput;
+ @cvsoutput= safe_pipe_capture(@cvs, 'status', @canstatusfiles);
+ my $matchcount = 0;
+ foreach my $l (@cvsoutput) {
+ chomp $l;
+ if ( $l =~ /^File:/ and $l =~ /Status: (.*)$/ ) {
+ $cvsstat{$canstatusfiles[$matchcount]} = $1;
+ $matchcount++;
+ }
+ }
}
# ... validate new files,
foreach my $f (@afiles) {
- if (defined ($cvsstat{$f}) and $cvsstat{$f} ne "Unknown") {
- $dirty = 1;
- warn "File $f is already known in your CVS checkout -- perhaps it has been added by another user. Or this may indicate that it exists on a different branch. If this is the case, use -f to force the merge.\n";
- warn "Status was: $cvsstat{$f}\n";
- }
+ if (defined ($cvsstat{$f}) and $cvsstat{$f} ne "Unknown") {
+ $dirty = 1;
+ warn "File $f is already known in your CVS checkout -- perhaps it has been added by another user. Or this may indicate that it exists on a different branch. If this is the case, use -f to force the merge.\n";
+ warn "Status was: $cvsstat{$f}\n";
+ }
}
# ... validate known files.
foreach my $f (@files) {
- next if grep { $_ eq $f } @afiles;
- # TODO:we need to handle removed in cvs
- unless (defined ($cvsstat{$f}) and $cvsstat{$f} eq "Up-to-date") {
- $dirty = 1;
- warn "File $f not up to date but has status '$cvsstat{$f}' in your CVS checkout!\n";
- }
+ next if grep { $_ eq $f } @afiles;
+ # TODO:we need to handle removed in cvs
+ unless (defined ($cvsstat{$f}) and $cvsstat{$f} eq "Up-to-date") {
+ $dirty = 1;
+ warn "File $f not up to date but has status '$cvsstat{$f}' in your CVS checkout!\n";
+ }
}
if ($dirty) {
- if ($opt_f) { warn "The tree is not clean -- forced merge\n";
- $dirty = 0;
- } else {
- die "Exiting: your CVS tree is not clean for this merge.";
- }
+ if ($opt_f) { warn "The tree is not clean -- forced merge\n";
+ $dirty = 0;
+ } else {
+ die "Exiting: your CVS tree is not clean for this merge.";
+ }
}
print "Applying\n";
@@ -225,30 +223,30 @@ print "Applying\n";
print "Patch applied successfully. Adding new files and directories to CVS\n";
my $dirtypatch = 0;
foreach my $d (@dirs) {
- if (system(@cvs,'add',$d)) {
- $dirtypatch = 1;
- warn "Failed to cvs add directory $d -- you may need to do it manually";
- }
+ if (system(@cvs,'add',$d)) {
+ $dirtypatch = 1;
+ warn "Failed to cvs add directory $d -- you may need to do it manually";
+ }
}
foreach my $f (@afiles) {
- if (grep { $_ eq $f } @bfiles) {
- system(@cvs, 'add','-kb',$f);
- } else {
- system(@cvs, 'add', $f);
- }
- if ($?) {
- $dirtypatch = 1;
- warn "Failed to cvs add $f -- you may need to do it manually";
- }
+ if (grep { $_ eq $f } @bfiles) {
+ system(@cvs, 'add','-kb',$f);
+ } else {
+ system(@cvs, 'add', $f);
+ }
+ if ($?) {
+ $dirtypatch = 1;
+ warn "Failed to cvs add $f -- you may need to do it manually";
+ }
}
foreach my $f (@dfiles) {
- system(@cvs, 'rm', '-f', $f);
- if ($?) {
- $dirtypatch = 1;
- warn "Failed to cvs rm -f $f -- you may need to do it manually";
- }
+ system(@cvs, 'rm', '-f', $f);
+ if ($?) {
+ $dirtypatch = 1;
+ warn "Failed to cvs rm -f $f -- you may need to do it manually";
+ }
}
print "Commit to CVS\n";
@@ -257,25 +255,25 @@ my @commitfiles = map { unless (m/\s/) { '\''.$_.'\''; } else { $_; }; } (@files
my $cmd = join(' ', @cvs)." commit -F .msg @commitfiles";
if ($dirtypatch) {
- print "NOTE: One or more hunks failed to apply cleanly.\n";
- print "You'll need to apply the patch in .cvsexportcommit.diff manually\n";
- print "using a patch program. After applying the patch and resolving the\n";
- print "problems you may commit using:";
- print "\n $cmd\n\n";
- exit(1);
+ print "NOTE: One or more hunks failed to apply cleanly.\n";
+ print "You'll need to apply the patch in .cvsexportcommit.diff manually\n";
+ print "using a patch program. After applying the patch and resolving the\n";
+ print "problems you may commit using:";
+ print "\n $cmd\n\n";
+ exit(1);
}
if ($opt_c) {
- print "Autocommit\n $cmd\n";
- print safe_pipe_capture(@cvs, 'commit', '-F', '.msg', @files);
- if ($?) {
- die "Exiting: The commit did not succeed";
- }
- print "Committed successfully to CVS\n";
- # clean up
- unlink(".msg");
+ print "Autocommit\n $cmd\n";
+ print safe_pipe_capture(@cvs, 'commit', '-F', '.msg', @files);
+ if ($?) {
+ die "Exiting: The commit did not succeed";
+ }
+ print "Committed successfully to CVS\n";
+ # clean up
+ unlink(".msg");
} else {
- print "Ready for you to commit, just run:\n\n $cmd\n";
+ print "Ready for you to commit, just run:\n\n $cmd\n";
}
# clean up
@@ -297,25 +295,25 @@ END
# to work around shell problems with weird characters in arguments
# if the exec returns non-zero we die
sub safe_pipe_capture {
- my @output;
- if (my $pid = open my $child, '-|') {
- @output = (<$child>);
- close $child or die join(' ',@_).": $! $?";
- } else {
- exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
- }
- return wantarray ? @output : join('',@output);
+ my @output;
+ if (my $pid = open my $child, '-|') {
+ @output = (<$child>);
+ close $child or die join(' ',@_).": $! $?";
+ } else {
+ exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
+ }
+ return wantarray ? @output : join('',@output);
}
sub safe_pipe_capture_blob {
- my $output;
- if (my $pid = open my $child, '-|') {
- local $/;
- undef $/;
- $output = (<$child>);
- close $child or die join(' ',@_).": $! $?";
- } else {
- exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
- }
- return $output;
+ my $output;
+ if (my $pid = open my $child, '-|') {
+ local $/;
+ undef $/;
+ $output = (<$child>);
+ close $child or die join(' ',@_).": $! $?";
+ } else {
+ exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
+ }
+ return $output;
}
--
1.5.3.4.207.g6d7480-dirty
Michael Witten <mfwitten@mit.edu>