Merge branch 'maint'

* maint:
  show-branch: fix segfault when showbranch.default exists
This commit is contained in:
Junio C Hamano 2009-10-04 14:48:51 -07:00
commit a7aebb9d00
2 changed files with 19 additions and 3 deletions

View File

@ -565,7 +565,15 @@ static int git_show_branch_config(const char *var, const char *value, void *cb)
if (!strcmp(var, "showbranch.default")) {
if (!value)
return config_error_nonbool(var);
if (default_alloc <= default_num + 1) {
/*
* default_arg is now passed to parse_options(), so we need to
* mimick the real argv a bit better.
*/
if (!default_num) {
default_alloc = 20;
default_arg = xcalloc(default_alloc, sizeof(*default_arg));
default_arg[default_num++] = "show-branch";
} else if (default_alloc <= default_num + 1) {
default_alloc = default_alloc * 3 / 2 + 20;
default_arg = xrealloc(default_arg, sizeof *default_arg * default_alloc);
}
@ -692,8 +700,8 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
/* If nothing is specified, try the default first */
if (ac == 1 && default_num) {
ac = default_num + 1;
av = default_arg - 1; /* ick; we would not address av[0] */
ac = default_num;
av = default_arg;
}
ac = parse_options(ac, av, prefix, builtin_show_branch_options,

View File

@ -56,4 +56,12 @@ test_expect_success 'show-branch with more than 8 branches' '
'
test_expect_success 'show-branch with showbranch.default' '
for i in $numbers; do
git config --add showbranch.default branch$i
done &&
git show-branch >out &&
test_cmp expect out
'
test_done