CVS operations generally need to be within CVS checkouts, so these chdir()

[ikiwiki.git] / IkiWiki / Plugin / cvs.pm

diff --git a/IkiWiki/Plugin/cvs.pm b/IkiWiki/Plugin/cvs.pm
index 60f5372eb01813017245f28fe16785b7051e3d9b..e926425f292cca2554ff1944d35b0ddf8b2b124f 100644 (file)
--- a/IkiWiki/Plugin/cvs.pm
+++ b/IkiWiki/Plugin/cvs.pm
@@ -5,7 +5,10 @@ use warnings;
 use strict;
 use IkiWiki;
 
+use File::chdir;
+
 sub import {
+       hook(type => "wrapperargcheck", id => "cvs", call => \&wrapperargcheck);
        hook(type => "checkconfig", id => "cvs", call => \&checkconfig);
        hook(type => "getsetup", id => "cvs", call => \&getsetup);
        hook(type => "rcs", id => "rcs_update", call => \&rcs_update);
@@ -20,6 +23,17 @@ sub import {
        hook(type => "rcs", id => "rcs_getctime", call => \&rcs_getctime);
 }
 
+sub wrapperargcheck () {
+       my $check_args=<<"EOF";
+       int j;
+       for (j = 1; j < argc; j++)
+               if (strstr(argv[j], "New directory") != NULL)
+                       return 0;
+       return 1;
+EOF
+       return $check_args;
+}
+
 sub checkconfig () {
        if (! defined $config{cvspath}) {
                $config{cvspath}="ikiwiki";
@@ -92,7 +106,7 @@ sub cvs_info ($$) {
        my $field=shift;
        my $file=shift;
 
-       chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+       local $CWD = $config{srcdir};
 
        my $info=`cvs status $file`;
        my ($ret)=$info=~/^\s*$field:\s*(\S+)/m;
@@ -103,12 +117,12 @@ sub cvs_runcvs(@) {
        my @cmd = @_;
        unshift @cmd, 'cvs', '-Q';
 
-       chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+       local $CWD = $config{srcdir};
 
-       open(my $savederr, ">&STDERR");
-       open(STDERR, ">", "/dev/null");
+       open(my $savedout, ">&STDOUT");
+       open(STDOUT, ">", "/dev/null");
        my $ret = system(@cmd);
-       open(STDERR, ">$savederr");
+       open(STDOUT, ">&", $savedout);
 
        return ($ret == 0) ? 1 : 0;
 }
@@ -249,7 +263,7 @@ sub rcs_rename ($$) {
 
        return unless cvs_is_controlling;
 
-       chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+       local $CWD = $config{srcdir};
 
        if (system("mv", "$src", "$dest") != 0) {
                warn("filesystem rename failed\n");
@@ -268,7 +282,7 @@ sub rcs_recentchanges($) {
        eval q{use Date::Parse};
        error($@) if $@;
 
-       chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+       local $CWD = $config{srcdir};
 
        # There's no cvsps option to get the last N changesets.
        # Write full output to a temp file and read backwards.
@@ -388,7 +402,7 @@ sub rcs_recentchanges($) {
 sub rcs_diff ($) {
        my $rev=IkiWiki::possibly_foolish_untaint(int(shift));
 
-       chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+       local $CWD = $config{srcdir};
 
        # diff output is unavoidably preceded by the cvsps PatchSet entry
        my @cvsps = `env TZ=UTC cvsps -q --cvs-direct -z 30 -g -s $rev`;