compat: fall back on __va_copy if available

diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 5170abf2a02d915238bfb5a01e7a1223cdefb642..760817dbd7fec0086a0a1b62e58ab4438f227b7b 100644 (file)
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -17,7 +17,7 @@ enum deny_action {
        DENY_UNCONFIGURED,
        DENY_IGNORE,
        DENY_WARN,
-       DENY_REFUSE,
+       DENY_REFUSE
 };
 
 static int deny_deletes;
@@ -515,9 +515,9 @@ static void check_aliased_update(struct command *cmd, struct string_list *list)
        dst_cmd->skip_update = 1;
 
        strcpy(cmd_oldh, find_unique_abbrev(cmd->old_sha1, DEFAULT_ABBREV));
-       strcat(cmd_newh, find_unique_abbrev(cmd->new_sha1, DEFAULT_ABBREV));
+       strcpy(cmd_newh, find_unique_abbrev(cmd->new_sha1, DEFAULT_ABBREV));
        strcpy(dst_oldh, find_unique_abbrev(dst_cmd->old_sha1, DEFAULT_ABBREV));
-       strcat(dst_newh, find_unique_abbrev(dst_cmd->new_sha1, DEFAULT_ABBREV));
+       strcpy(dst_newh, find_unique_abbrev(dst_cmd->new_sha1, DEFAULT_ABBREV));
        rp_error("refusing inconsistent update between symref '%s' (%s..%s) and"
                 " its target '%s' (%s..%s)",
                 cmd->ref_name, cmd_oldh, cmd_newh,
@@ -530,7 +530,7 @@ static void check_aliased_update(struct command *cmd, struct string_list *list)
 static void check_aliased_updates(struct command *commands)
 {
        struct command *cmd;
-       struct string_list ref_list = { NULL, 0, 0, 0 };
+       struct string_list ref_list = STRING_LIST_INIT_NODUP;
 
        for (cmd = commands; cmd; cmd = cmd->next) {
                struct string_list_item *item =