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-rw-r--r--ui-snapshot.c73
1 files changed, 42 insertions, 31 deletions
diff --git a/ui-snapshot.c b/ui-snapshot.c
index 649569f..f623f35 100644
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -8,40 +8,49 @@
 
 #include "cgit.h"
 
-static int write_tar_gzip_archive(struct archiver_args *args)
+static int write_compressed_tar_archive(struct archiver_args *args,const char *filter)
 {
-    int rw[2];
-    pid_t gzpid;
-    int stdout2;
-    int status;
-    int rv;
+	int rw[2];
+	pid_t gzpid;
+	int stdout2;
+	int status;
+	int rv;
+
+	stdout2 = chk_non_negative(dup(STDIN_FILENO), "Preserving STDOUT before compressing");
+	chk_zero(pipe(rw), "Opening pipe from compressor subprocess");
+	gzpid = chk_non_negative(fork(), "Forking compressor subprocess");
+	if(gzpid==0) {
+		/* child */
+		chk_zero(close(rw[1]), "Closing write end of pipe in child");
+		chk_zero(close(STDIN_FILENO), "Closing STDIN");
+		chk_non_negative(dup2(rw[0],STDIN_FILENO), "Redirecting compressor input to stdin");
+		execlp(filter,filter,NULL);
+		_exit(-1);
+	}
+	/* parent */
+	chk_zero(close(rw[0]), "Closing read end of pipe");
+	chk_non_negative(dup2(rw[1],STDOUT_FILENO), "Redirecting output to compressor");
+	
+	rv = write_tar_archive(args);
 
-    stdout2 = chk_non_negative(dup(STDIN_FILENO), "Preserving STDOUT before compressing");
-    chk_zero(pipe(rw), "Opening pipe from compressor subprocess");
-    gzpid = chk_non_negative(fork(), "Forking compressor subprocess");
-    if(gzpid==0) {
-	    /* child */
-	    chk_zero(close(rw[1]), "Closing write end of pipe in child");
-	    chk_zero(close(STDIN_FILENO), "Closing STDIN");
-	    chk_non_negative(dup2(rw[0],STDIN_FILENO), "Redirecting compressor input to stdin");
-	    execlp("gzip","gzip",NULL);
-	    _exit(-1);
-    }
-    /* parent */
-    chk_zero(close(rw[0]), "Closing read end of pipe");
-    chk_non_negative(dup2(rw[1],STDOUT_FILENO), "Redirecting output to compressor");
-    
-    rv = write_tar_archive(args);
+	chk_zero(close(STDOUT_FILENO), "Closing STDOUT redirected to compressor");
+	chk_non_negative(dup2(stdout2,STDOUT_FILENO), "Restoring uncompressed STDOUT");
+	chk_zero(close(stdout2), "Closing uncompressed STDOUT");
+	chk_zero(close(rw[1]), "Closing write end of pipe in parent");
+	chk_positive(waitpid(gzpid,&status,0), "Waiting on compressor process");
+	if(! ( WIFEXITED(status) && WEXITSTATUS(status)==0 ) )
+		cgit_print_error("Failed to compress archive");
 
-    chk_zero(close(STDOUT_FILENO), "Closing STDOUT redirected to compressor");
-    chk_non_negative(dup2(stdout2,STDOUT_FILENO), "Restoring uncompressed STDOUT");
-    chk_zero(close(stdout2), "Closing uncompressed STDOUT");
-    chk_zero(close(rw[1]), "Closing write end of pipe in parent");
-    chk_positive(waitpid(gzpid,&status,0), "Waiting on compressor process");
-    if(! ( WIFEXITED(status) && WEXITSTATUS(status)==0 ) )
-	    cgit_print_error("Failed to compress archive");
+	return rv;
+}
 
-    return rv;
+static int write_tar_gzip_archive(struct archiver_args *args)
+{
+	return write_compressed_tar_archive(args,"gzip");
+}
+static int write_tar_bzip2_archive(struct archiver_args *args)
+{
+	return write_compressed_tar_archive(args,"bzip2");
 }
 
 static const struct snapshot_archive_t {
@@ -50,7 +59,8 @@ static const struct snapshot_archive_t {
 	write_archive_fn_t write_func;
 }	snapshot_archives[] = {
 	{ ".zip", "application/x-zip", write_zip_archive },
-	{ ".tar.gz", "application/x-gzip", write_tar_gzip_archive }
+	{ ".tar.gz", "application/x-tar", write_tar_gzip_archive },
+	{ ".tar.bz2", "application/x-tar", write_tar_bzip2_archive }
 };
 
 void cgit_print_snapshot(struct cacheitem *item, const char *hex, 
@@ -102,3 +112,4 @@ void cgit_print_snapshot_links(const char *repo,const char *hex)
 			    fmt("id=%s&name=%s",hex,filename)), filename);
 	}
 }
+/* vim:set sw=8: */