wrapper.c: add and use fopen_or_warn()

diff --git a/send-pack.c b/send-pack.c
index 6195b43e9abacf346f52b6bbb758c9ca7b617d4e..78bb34ebec297102c852a5b88ec7b4f10ffbc1d8 100644 (file)
--- a/send-pack.c
+++ b/send-pack.c
@@ -50,7 +50,7 @@ static void feed_object(const unsigned char *sha1, FILE *fh, int negative)
 /*
  * Make a pack stream and spit it out into file descriptor fd
  */
-static int pack_objects(int fd, struct ref *refs, struct sha1_array *extra, struct send_pack_args *args)
+static int pack_objects(int fd, struct ref *refs, struct oid_array *extra, struct send_pack_args *args)
 {
        /*
         * The child becomes pack-objects --revs; we feed
@@ -72,6 +72,7 @@ static int pack_objects(int fd, struct ref *refs, struct sha1_array *extra, stru
        struct child_process po = CHILD_PROCESS_INIT;
        FILE *po_in;
        int i;
+       int rc;
 
        i = 4;
        if (args->use_thin_pack)
@@ -97,7 +98,7 @@ static int pack_objects(int fd, struct ref *refs, struct sha1_array *extra, stru
         */
        po_in = xfdopen(po.in, "w");
        for (i = 0; i < extra->nr; i++)
-               feed_object(extra->sha1[i], po_in, 1);
+               feed_object(extra->oid[i].hash, po_in, 1);
 
        while (refs) {
                if (!is_null_oid(&refs->old_oid))
@@ -125,27 +126,44 @@ static int pack_objects(int fd, struct ref *refs, struct sha1_array *extra, stru
                po.out = -1;
        }
 
-       if (finish_command(&po))
+       rc = finish_command(&po);
+       if (rc) {
+               /*
+                * For a normal non-zero exit, we assume pack-objects wrote
+                * something useful to stderr. For death by signal, though,
+                * we should mention it to the user. The exception is SIGPIPE
+                * (141), because that's a normal occurence if the remote end
+                * hangs up (and we'll report that by trying to read the unpack
+                * status).
+                */
+               if (rc > 128 && rc != 141)
+                       error("pack-objects died of signal %d", rc - 128);
                return -1;
+       }
+       return 0;
+}
+
+static int receive_unpack_status(int in)
+{
+       const char *line = packet_read_line(in, NULL);
+       if (!skip_prefix(line, "unpack ", &line))
+               return error(_("unable to parse remote unpack status: %s"), line);
+       if (strcmp(line, "ok"))
+               return error(_("remote unpack failed: %s"), line);
        return 0;
 }
 
 static int receive_status(int in, struct ref *refs)
 {
        struct ref *hint;
-       int ret = 0;
-       char *line = packet_read_line(in, NULL);
-       if (!starts_with(line, "unpack "))
-               return error("did not receive remote status");
-       if (strcmp(line, "unpack ok")) {
-               error("unpack failed: %s", line + 7);
-               ret = -1;
-       }
+       int ret;
+
        hint = NULL;
+       ret = receive_unpack_status(in);
        while (1) {
                char *refname;
                char *msg;
-               line = packet_read_line(in, NULL);
+               char *line = packet_read_line(in, NULL);
                if (!line)
                        break;
                if (!starts_with(line, "ok ") && !starts_with(line, "ng ")) {
@@ -358,7 +376,7 @@ static void reject_invalid_nonce(const char *nonce, int len)
 int send_pack(struct send_pack_args *args,
              int fd[], struct child_process *conn,
              struct ref *remote_refs,
-             struct sha1_array *extra_have)
+             struct oid_array *extra_have)
 {
        int in = fd[0];
        int out = fd[1];
@@ -514,6 +532,14 @@ int send_pack(struct send_pack_args *args,
                }
        }
 
+       if (use_push_options) {
+               struct string_list_item *item;
+
+               packet_buf_flush(&req_buf);
+               for_each_string_list_item(item, args->push_options)
+                       packet_buf_write(&req_buf, "%s", item->string);
+       }
+
        if (args->stateless_rpc) {
                if (!args->dry_run && (cmds_sent || is_repository_shallow())) {
                        packet_buf_flush(&req_buf);
@@ -526,18 +552,6 @@ int send_pack(struct send_pack_args *args,
        strbuf_release(&req_buf);
        strbuf_release(&cap_buf);
 
-       if (use_push_options) {
-               struct string_list_item *item;
-               struct strbuf sb = STRBUF_INIT;
-
-               for_each_string_list_item(item, args->push_options)
-                       packet_buf_write(&sb, "%s", item->string);
-
-               write_or_die(out, sb.buf, sb.len);
-               packet_flush(out);
-               strbuf_release(&sb);
-       }
-
        if (use_sideband && cmds_sent) {
                memset(&demux, 0, sizeof(demux));
                demux.proc = sideband_demux;
@@ -557,6 +571,14 @@ int send_pack(struct send_pack_args *args,
                                close(out);
                        if (git_connection_is_socket(conn))
                                shutdown(fd[0], SHUT_WR);
+
+                       /*
+                        * Do not even bother with the return value; we know we
+                        * are failing, and just want the error() side effects.
+                        */
+                       if (status_report)
+                               receive_unpack_status(in);
+
                        if (use_sideband) {
                                close(demux.out);
                                finish_async(&demux);