Add branch --set-upstream

diff --git a/convert.c b/convert.c
index 1816e977b7b13782003fc78a9de9b47cd3554a32..950b1f9840663e7536256babb05f68de01a4689b 100644 (file)
--- a/convert.c
+++ b/convert.c
@@ -249,10 +249,11 @@ static int filter_buffer(int fd, void *data)
        struct child_process child_process;
        struct filter_params *params = (struct filter_params *)data;
        int write_err, status;
-       const char *argv[] = { "sh", "-c", params->cmd, NULL };
+       const char *argv[] = { params->cmd, NULL };
 
        memset(&child_process, 0, sizeof(child_process));
        child_process.argv = argv;
+       child_process.use_shell = 1;
        child_process.in = -1;
        child_process.out = fd;
 
@@ -267,7 +268,7 @@ static int filter_buffer(int fd, void *data)
 
        status = finish_command(&child_process);
        if (status)
-               error("external filter %s failed %d", params->cmd, -status);
+               error("external filter %s failed %d", params->cmd, status);
        return (write_err || status);
 }