update-index: do not die too early in a read-only repository.

diff --git a/http-push.c b/http-push.c
index 48497797f1650a2ed3f24010a85123993b14d8aa..b128c0146c6f1d8ca69d802d15d6bc778e5780a6 100644 (file)
--- a/http-push.c
+++ b/http-push.c
@@ -195,7 +195,7 @@ static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb,
        int posn = 0;
        struct transfer_request *request = (struct transfer_request *)data;
        do {
-               ssize_t retval = write(request->local_fileno,
+               ssize_t retval = xwrite(request->local_fileno,
                                       (char *) ptr + posn, size - posn);
                if (retval < 0)
                        return posn;
@@ -288,7 +288,7 @@ static void start_fetch_loose(struct transfer_request *request)
        prevlocal = open(prevfile, O_RDONLY);
        if (prevlocal != -1) {
                do {
-                       prev_read = read(prevlocal, prev_buf, PREV_BUF_SIZE);
+                       prev_read = xread(prevlocal, prev_buf, PREV_BUF_SIZE);
                        if (prev_read>0) {
                                if (fwrite_sha1_file(prev_buf,
                                                     1,
@@ -770,11 +770,14 @@ static void finish_request(struct transfer_request *request)
                                request->url, curl_errorstr);
                        remote->can_update_info_refs = 0;
                } else {
+                       off_t pack_size = ftell(request->local_stream);
+
                        fclose(request->local_stream);
                        request->local_stream = NULL;
                        if (!move_temp_to_file(request->tmpfile,
                                               request->filename)) {
                                target = (struct packed_git *)request->userData;
+                               target->pack_size = pack_size;
                                lst = &remote->packs;
                                while (*lst != target)
                                        lst = &((*lst)->next);
@@ -1238,10 +1241,8 @@ xml_start_tag(void *userData, const char *name, const char **atts)
        strcat(ctx->name, ".");
        strcat(ctx->name, c);
 
-       if (ctx->cdata) {
-               free(ctx->cdata);
-               ctx->cdata = NULL;
-       }
+       free(ctx->cdata);
+       ctx->cdata = NULL;
 
        ctx->userFunc(ctx, 0);
 }
@@ -1268,8 +1269,7 @@ static void
 xml_cdata(void *userData, const XML_Char *s, int len)
 {
        struct xml_ctx *ctx = (struct xml_ctx *)userData;
-       if (ctx->cdata)
-               free(ctx->cdata);
+       free(ctx->cdata);
        ctx->cdata = xmalloc(len + 1);
        strlcpy(ctx->cdata, s, len + 1);
 }
@@ -1518,9 +1518,7 @@ static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed)
                        ls->dentry_flags |= IS_DIR;
                }
        } else if (!strcmp(ctx->name, DAV_PROPFIND_RESP)) {
-               if (ls->dentry_name) {
-                       free(ls->dentry_name);
-               }
+               free(ls->dentry_name);
                ls->dentry_name = NULL;
                ls->dentry_flags = 0;
        }
@@ -1544,7 +1542,7 @@ static void remote_ls(const char *path, int flags,
        struct remote_ls_ctx ls;
 
        ls.flags = flags;
-       ls.path = strdup(path);
+       ls.path = xstrdup(path);
        ls.dentry_name = NULL;
        ls.dentry_flags = 0;
        ls.userData = userData;
@@ -1700,7 +1698,7 @@ static int locking_available(void)
        return lock_flags;
 }
 
-struct object_list **add_one_object(struct object *obj, struct object_list **p)
+static struct object_list **add_one_object(struct object *obj, struct object_list **p)
 {
        struct object_list *entry = xmalloc(sizeof(struct object_list));
        entry->item = obj;
@@ -1743,7 +1741,7 @@ static struct object_list **process_tree(struct tree *tree,
                die("bad tree object %s", sha1_to_hex(obj->sha1));
 
        obj->flags |= SEEN;
-       name = strdup(name);
+       name = xstrdup(name);
        p = add_one_object(obj, p);
        me.up = path;
        me.elem = name;
@@ -1869,12 +1867,12 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock)
 static struct ref *local_refs, **local_tail;
 static struct ref *remote_refs, **remote_tail;
 
-static int one_local_ref(const char *refname, const unsigned char *sha1)
+static int one_local_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
 {
        struct ref *ref;
        int len = strlen(refname) + 1;
        ref = xcalloc(1, sizeof(*ref) + len);
-       memcpy(ref->new_sha1, sha1, 20);
+       hashcpy(ref->new_sha1, sha1);
        memcpy(ref->name, refname, len);
        *local_tail = ref;
        local_tail = &ref->next;
@@ -1909,7 +1907,7 @@ static void one_remote_ref(char *refname)
        }
 
        ref = xcalloc(1, sizeof(*ref) + len);
-       memcpy(ref->old_sha1, remote_sha1, 20);
+       hashcpy(ref->old_sha1, remote_sha1);
        memcpy(ref->name, refname, len);
        *remote_tail = ref;
        remote_tail = &ref->next;
@@ -1918,7 +1916,7 @@ static void one_remote_ref(char *refname)
 static void get_local_heads(void)
 {
        local_tail = &local_refs;
-       for_each_ref(one_local_ref);
+       for_each_ref(one_local_ref, NULL);
 }
 
 static void get_dav_remote_heads(void)
@@ -2164,7 +2162,7 @@ static void fetch_symref(const char *path, char **symref, unsigned char *sha1)
        if (*symref != NULL)
                free(*symref);
        *symref = NULL;
-       memset(sha1, 0, 20);
+       hashclr(sha1);
 
        if (buffer.posn == 0)
                return;
@@ -2301,7 +2299,6 @@ int main(int argc, char **argv)
        struct ref *ref;
 
        setup_git_directory();
-       setup_ident();
 
        remote = xcalloc(sizeof(*remote), 1);
 
@@ -2445,7 +2442,7 @@ int main(int argc, char **argv)
                                continue;
                        }
                }
-               memcpy(ref->new_sha1, ref->peer_ref->new_sha1, 20);
+               hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
                if (is_zero_sha1(ref->new_sha1)) {
                        error("cannot happen anymore");
                        rc = -3;
@@ -2472,7 +2469,7 @@ int main(int argc, char **argv)
 
                /* Set up revision info for this refspec */
                commit_argc = 3;
-               new_sha1_hex = strdup(sha1_to_hex(ref->new_sha1));
+               new_sha1_hex = xstrdup(sha1_to_hex(ref->new_sha1));
                old_sha1_hex = NULL;
                commit_argv[1] = "--objects";
                commit_argv[2] = new_sha1_hex;