X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?a=blobdiff_plain;f=yarrg%2FCommods.pm;h=24f2e81ae9eedb49353a925f4a2a06d2aeb1b200;hb=59316f0dcddd4e5d15e47dfde36f513e1685c4ae;hp=f74571ddd39c6c5093902c51aae03969cb780532;hpb=7135d15a2b4db9ac5caedd4730ccbf29fa55d15d;p=ypp-sc-tools.db-test.git

diff --git a/yarrg/Commods.pm b/yarrg/Commods.pm
index f74571d..24f2e81 100644
--- a/yarrg/Commods.pm
+++ b/yarrg/Commods.pm
@@ -22,6 +22,7 @@
 
 package Commods;
 use IO::File;
+use IO::Pipe;
 use HTTP::Request::Common ();
 use POSIX;
 use LWP::UserAgent;
@@ -45,7 +46,8 @@ BEGIN {
 		      &pipethrough_run_gzip &http_useragent &version_core
 		      &http_useragent_string_map
 		      &cgipostform &yarrgpostform &cgi_get_caller
-		      &set_ctype_utf8 $masterinfoversion);
+		      &set_ctype_utf8 $masterinfoversion
+		      &source_tarball);
     %EXPORT_TAGS = ( );
 
     @EXPORT_OK   = qw();
@@ -435,4 +437,38 @@ sub http_useragent ($) {
     return $ua;
 }
 
+sub source_tarball ($$) {
+    my ($sourcebasedir,$spitoutfn) = @_;
+
+    my $pipe= new IO::Pipe or die $!;
+    my $pid= fork();  defined $pid or die $!;
+    if (!$pid) {
+	$ENV{'YPPSC_YARRG_SRCBASE'}= $sourcebasedir;
+	$pipe->writer();
+	exec '/bin/sh','-c','
+		cd -P "$YPPSC_YARRG_SRCBASE"
+		(
+		 git-ls-files -z;
+		 git-ls-files -z --others --exclude-from=.gitignore;
+		 if test -d .git; then find .git -print0; fi
+		) | (
+		 cpio -Hustar -o --quiet -0 -R 1000:1000 || \
+		 cpio -Hustar -o --quiet -0
+		) | gzip
+	';
+	die $!;
+    }
+    $pipe->reader();
+
+    my ($d, $l);
+    while ($l= read $pipe, $d, 65536) {
+	$spitoutfn->($d);
+    }
+    waitpid $pid,0;
+    defined $l or die "read pipe $!";
+    $pipe->error and die "pipe error $!";
+    close $pipe;
+    # deliberately ignore errors
+}
+
 1;