diff options
| -rw-r--r-- | git.c | 17 |
1 files changed, 15 insertions, 2 deletions
@@ -675,6 +675,7 @@ static int run_argv(int *argcp, const char ***argv) { int done_alias = 0; struct string_list cmd_list = STRING_LIST_INIT_NODUP; + struct string_list_item *seen; while (1) { /* @@ -692,9 +693,21 @@ static int run_argv(int *argcp, const char ***argv) /* .. then try the external ones */ execv_dashed_external(*argv); - if (unsorted_string_list_has_string(&cmd_list, *argv[0])) { + seen = unsorted_string_list_lookup(&cmd_list, *argv[0]); + if (seen) { + int i; + struct strbuf sb = STRBUF_INIT; + for (i = 0; i < cmd_list.nr; i++) { + struct string_list_item *item = &cmd_list.items[i]; + + strbuf_addf(&sb, "\n %s", item->string); + if (item == seen) + strbuf_addstr(&sb, " <=="); + else if (i == cmd_list.nr - 1) + strbuf_addstr(&sb, " ==>"); + } die(_("alias loop detected: expansion of '%s' does" - " not terminate"), cmd_list.items[0].string); + " not terminate:%s"), cmd_list.items[0].string, sb.buf); } string_list_append(&cmd_list, *argv[0]); |