X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/d2359d50cab3647bfec8fc2c3147a9af2c4ecd67..b3f7c6a9a579208f555a9ae7a409474d68897d04:/IkiWiki/Plugin/git.pm

diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index 892b711d8..3db4af729 100644
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -496,16 +496,16 @@ sub rcs_commit (@) {
 		return $conflict if defined $conflict;
 	}
 
-	rcs_add($params{file});
-	return rcs_commit_staged(
-		message => $params{message},
-		session => $params{session},
-	);
+	return rcs_commit_helper(@_);
 }
 
 sub rcs_commit_staged (@) {
 	# Commits all staged changes. Changes can be staged using rcs_add,
 	# rcs_remove, and rcs_rename.
+	return rcs_commit_helper(@_);
+}
+
+sub rcs_commit_helper (@) {
 	my %params=@_;
 	
 	my %env=%ENV;
@@ -546,10 +546,12 @@ sub rcs_commit_staged (@) {
 			$params{message}.=".";
 		}
 	}
-	push @opts, '-q';
-	# git commit returns non-zero if file has not been really changed.
-	# so we should ignore its exit status (hence run_or_non).
-	if (run_or_non('git', 'commit', @opts, '-m', $params{message})) {
+	if (exists $params{file}) {
+		push @opts, '--', $params{file};
+	}
+	# git commit returns non-zero if nothing really changed.
+	# So we should ignore its exit status (hence run_or_non).
+	if (run_or_non('git', 'commit', '-m', $params{message}, '-q', @opts)) {
 		if (length $config{gitorigin_branch}) {
 			run_or_cry('git', 'push', $config{gitorigin_branch});
 		}
@@ -688,7 +690,7 @@ sub findtimes ($$) {
 	if (! keys %time_cache) {
 		my $date;
 		foreach my $line (run_or_die('git', 'log',
-				'--pretty=format:%ct',
+				'--pretty=format:%at',
 				'--name-only', '--relative')) {
 			if (! defined $date && $line =~ /^(\d+)$/) {
 				$date=$line;
@@ -797,7 +799,7 @@ sub git_parse_changes {
 				eval q{use File::Temp};
 				die $@ if $@;
 				my $fh;
-				($fh, $path)=File::Temp::tempfile("XXXXXXXXXX", UNLINK => 1);
+				($fh, $path)=File::Temp::tempfile(undef, UNLINK => 1);
 				my $cmd = "cd $git_dir && ".
 				          "git show $detail->{sha1_to} > '$path'";
 				if (system($cmd) != 0) {
@@ -848,8 +850,20 @@ sub rcs_preprevert ($) {
 	# in order to see all changes.
 	my ($subdir, $rootdir) = git_find_root();
 	$git_dir=$rootdir;
-	return git_parse_changes(git_commit_info($sha1, 1));
+	my @commits=git_commit_info($sha1, 1);
 	$git_dir=undef;
+
+	if (! @commits) {
+		error "unknown commit"; # just in case
+	}
+
+	# git revert will fail on merge commits. Add a nice message.
+	if (exists $commits[0]->{parents} &&
+	    @{$commits[0]->{parents}} > 1) {
+		error gettext("you are not allowed to revert a merge");
+	}
+
+	return git_parse_changes(@commits);
 }
 
 sub rcs_revert ($) {