-#!/usr/bin/perl -w
+#!/usr/bin/perl
+use 5.008;
use strict;
+use warnings;
use Getopt::Std;
use File::Temp qw(tempdir);
use Data::Dumper;
use File::Spec;
use Git;
-our ($opt_h, $opt_P, $opt_p, $opt_v, $opt_c, $opt_f, $opt_a, $opt_m, $opt_d, $opt_u, $opt_w, $opt_W);
+our ($opt_h, $opt_P, $opt_p, $opt_v, $opt_c, $opt_f, $opt_a, $opt_m, $opt_d, $opt_u, $opt_w, $opt_W, $opt_k);
-getopts('uhPpvcfam:d:w:W');
+getopts('uhPpvcfkam:d:w:W');
$opt_h && usage();
chomp($gd);
$ENV{GIT_DIR} = $gd;
}
+
+ # On MSYS, convert a Windows-style path to an MSYS-style path
+ # so that rel2abs() below works correctly.
+ if ($^O eq 'msys') {
+ $ENV{GIT_DIR} =~ s#^([[:alpha:]]):/#/$1/#;
+ }
+
# Make sure GIT_DIR is absolute
$ENV{GIT_DIR} = File::Spec->rel2abs($ENV{GIT_DIR});
}
foreach my $name (keys %todo) {
my $basename = basename($name);
- $basename = "no file " . $basename if (exists($added{$basename}));
+ # CVS reports files that don't exist in the current revision as
+ # "no file $basename" in its "status" output, so we should
+ # anticipate that. Totally unknown files will have a status
+ # "Unknown". However, if they exist in the Attic, their status
+ # will be "Up-to-date" (this means they were added once but have
+ # been removed).
+ $basename = "no file $basename" if $added{$basename};
+
$basename =~ s/^\s+//;
$basename =~ s/\s+$//;
$fullname{$basename} = $name;
push (@canstatusfiles2, $name);
delete($todo{$name});
- }
+ }
}
my @cvsoutput;
@cvsoutput = xargs_safe_pipe_capture([@cvs, 'status'], @canstatusfiles2);
foreach my $l (@cvsoutput) {
- chomp $l;
- if ($l =~ /^File:\s+(.*\S)\s+Status: (.*)$/) {
- if (!exists($fullname{$1})) {
- print STDERR "Huh? Status reported for unexpected file '$1'\n";
- } else {
- $cvsstat{$fullname{$1}} = $2;
- }
- }
+ chomp $l;
+ next unless
+ my ($file, $status) = $l =~ /^File:\s+(.*\S)\s+Status: (.*)$/;
+
+ my $fullname = $fullname{$file};
+ print STDERR "Huh? Status '$status' reported for unexpected file '$file'\n"
+ unless defined $fullname;
+
+ # This response means the file does not exist except in
+ # CVS's attic, so set the status accordingly
+ $status = "In-attic"
+ if $file =~ /^no file /
+ && $status eq 'Up-to-date';
+
+ $cvsstat{$fullname{$file}} = $status
+ if defined $fullname{$file};
}
}
}
-# ... validate new files,
+# ... Validate that new files have the correct status
foreach my $f (@afiles) {
- if (defined ($cvsstat{$f}) and $cvsstat{$f} ne "Unknown") {
- $dirty = 1;
+ next unless defined(my $stat = $cvsstat{$f});
+
+ # This means the file has never been seen before
+ next if $stat eq 'Unknown';
+
+ # This means the file has been seen before but was removed
+ next if $stat eq 'In-attic';
+
+ $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;
$dirty = 1;
warn "File $f not up to date but has status '$cvsstat{$f}' in your CVS checkout!\n";
}
+
+ # Depending on how your GIT tree got imported from CVS you may
+ # have a conflict between expanded keywords in your CVS tree and
+ # unexpanded keywords in the patch about to be applied.
+ if ($opt_k) {
+ my $orig_file ="$f.orig";
+ rename $f, $orig_file;
+ open(FILTER_IN, "<$orig_file") or die "Cannot open $orig_file\n";
+ open(FILTER_OUT, ">$f") or die "Cannot open $f\n";
+ while (<FILTER_IN>)
+ {
+ my $line = $_;
+ $line =~ s/\$([A-Z][a-z]+):[^\$]+\$/\$$1\$/g;
+ print FILTER_OUT $line;
+ }
+ close FILTER_IN;
+ close FILTER_OUT;
+ }
}
+
if ($dirty) {
if ($opt_f) { warn "The tree is not clean -- forced merge\n";
$dirty = 0;
sub usage {
print STDERR <<END;
-Usage: GIT_DIR=/path/to/.git git cvsexportcommit [-h] [-p] [-v] [-c] [-f] [-u] [-w cvsworkdir] [-m msgprefix] [ parent ] commit
+Usage: GIT_DIR=/path/to/.git git cvsexportcommit [-h] [-p] [-v] [-c] [-f] [-u] [-k] [-w cvsworkdir] [-m msgprefix] [ parent ] commit
END
exit(1);
}