Merge branch 'jc/color'

[git.git] / git-cvsexportcommit.perl

diff --git a/git-cvsexportcommit.perl b/git-cvsexportcommit.perl
index b2c9f98e86557dfe9649381fb9b24c1631cf004a..92e41620fd2a998e765a47c2c2ca7085834b14cc 100755 (executable)
--- a/git-cvsexportcommit.perl
+++ b/git-cvsexportcommit.perl
@@ -1,28 +1,42 @@
 #!/usr/bin/perl -w
 
-# Known limitations:
-# - does not propagate permissions
-# - error handling has not been extensively tested
-#
-
 use strict;
 use Getopt::Std;
 use File::Temp qw(tempdir);
 use Data::Dumper;
 use File::Basename qw(basename dirname);
 
-unless ($ENV{GIT_DIR} && -r $ENV{GIT_DIR}){
-    die "GIT_DIR is not defined or is unreadable";
-}
-
-our ($opt_h, $opt_P, $opt_p, $opt_v, $opt_c, $opt_f, $opt_a, $opt_m, $opt_d, $opt_u);
+our ($opt_h, $opt_P, $opt_p, $opt_v, $opt_c, $opt_f, $opt_a, $opt_m, $opt_d, $opt_u, $opt_w);
 
-getopts('uhPpvcfam:d:');
+getopts('uhPpvcfam:d:w:');
 
 $opt_h && usage();
 
 die "Need at least one commit identifier!" unless @ARGV;
 
+if ($opt_w) {
+       unless ($ENV{GIT_DIR}) {
+               # Remember where our GIT_DIR is before changing to CVS checkout
+               my $gd =`git-rev-parse --git-dir`;
+               chomp($gd);
+               if ($gd eq '.git') {
+                       my $wd = `pwd`;
+                       chomp($wd);
+                       $gd = $wd."/.git"       ;
+               }
+               $ENV{GIT_DIR} = $gd;
+       }
+
+       if (! -d $opt_w."/CVS" ) {
+               die "$opt_w is not a CVS checkout";
+       }
+       chdir $opt_w or die "Cannot change to CVS checkout at $opt_w";
+}
+unless ($ENV{GIT_DIR} && -r $ENV{GIT_DIR}){
+    die "GIT_DIR is not defined or is unreadable";
+}
+
+
 my @cvs;
 if ($opt_d) {
        @cvs = ('cvs', '-d', $opt_d);
@@ -30,11 +44,6 @@ if ($opt_d) {
        @cvs = ('cvs');
 }
 
-# setup a tempdir
-our ($tmpdir, $tmpdirname) = tempdir('git-cvsapplycommit-XXXXXX',
-                                    TMPDIR => 1,
-                                    CLEANUP => 1);
-
 # resolve target commit
 my $commit;
 $commit = pop @ARGV;
@@ -141,7 +150,7 @@ my $context = $opt_p ? '' : '-C1';
 print "Checking if patch will apply\n";
 
 my @stat;
-open APPLY, "GIT_DIR= git-apply $context --binary --summary --numstat<.cvsexportcommit.diff|" || die "cannot patch";
+open APPLY, "GIT_DIR= git-apply $context --summary --numstat<.cvsexportcommit.diff|" || die "cannot patch";
 @stat=<APPLY>;
 close APPLY || die "Cannot patch";
 my (@bfiles,@files,@afiles,@dfiles);
@@ -227,7 +236,7 @@ if ($dirty) {
 }
 
 print "Applying\n";
-`GIT_DIR= git-apply $context --binary --summary --numstat --apply <.cvsexportcommit.diff` || die "cannot patch";
+`GIT_DIR= git-apply $context --summary --numstat --apply <.cvsexportcommit.diff` || die "cannot patch";
 
 print "Patch applied successfully. Adding new files and directories to CVS\n";
 my $dirtypatch = 0;
@@ -279,6 +288,7 @@ if ($dirtypatch) {
     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    cd \"$opt_w\"" if $opt_w;
     print "\n    $cmd\n\n";
     exit(1);
 }
@@ -306,7 +316,7 @@ sleep(1);
 
 sub usage {
        print STDERR <<END;
-Usage: GIT_DIR=/path/to/.git ${\basename $0} [-h] [-p] [-v] [-c] [-f] [-m msgprefix] [ parent ] commit
+Usage: GIT_DIR=/path/to/.git ${\basename $0} [-h] [-p] [-v] [-c] [-f] [-u] [-w cvsworkdir] [-m msgprefix] [ parent ] commit
 END
        exit(1);
 }