Jeff King <p...@peff.net> writes:
> On Sun, Jul 20, 2014 at 06:49:54PM +0200, René Scharfe wrote:
>
>> diff --git a/builtin/init-db.c b/builtin/init-db.c
>> index 56f85e2..c4958b6 100644
>> --- a/builtin/init-db.c
>> +++ b/builtin/init-db.c
>> @@ -535,10 +535,10 @@ int cmd_init_db(int argc, const char **argv, const
>> char *prefix)
>> usage(init_db_usage[0]);
>> }
>> if (is_bare_repository_cfg == 1) {
>> - static char git_dir[PATH_MAX+1];
>> -
>> - setenv(GIT_DIR_ENVIRONMENT,
>> - getcwd(git_dir, sizeof(git_dir)), argc > 0);
>> + struct strbuf cwd = STRBUF_INIT;
>> + strbuf_getcwd(&cwd);
>> + setenv(GIT_DIR_ENVIRONMENT, cwd.buf, argc > 0);
>> + strbuf_release(&cwd);
>
> Hmm. You are not making anything worse here, as we already do not check
> the return value of getcwd. But what happens if it fails? Looks like we
> currently get a segfault, and the new code will silently set the
> variable to the empty string. Neither is particularly helpful.
>
> Should we be using the xgetcwd helper that you add in the next patch?
>
>> - setenv(GIT_DIR_ENVIRONMENT, getcwd(git_dir,
>> sizeof(git_dir)), 0);
>> + strbuf_getcwd(&cwd);
>> + setenv(GIT_DIR_ENVIRONMENT, cwd.buf, 0);
>> + strbuf_release(&cwd);
>
> Ditto here.
Good eyes.
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