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options: don't report errors on help value for OPT_FLAG 

The same idea as in 3723e61 but for OPT_FLAG now.
This commit is contained in:
pavelxdd 2017-12-11 21:40:01 +03:00 committed by Jan Ekström
parent 6a85f9bf74
commit 3f127448e8
1 changed files with 9 additions and 4 deletions
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7
options/m_option.c
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@ -135,13 +135,18 @@ static int parse_flag(struct mp_log *log, const m_option_t *opt,
VAL(dst) = 0;
return 1;
}
bool is_help = bstr_equals0(param, "help");
if (is_help) {
mp_info(log, "Valid values for %.*s flag are:\n", BSTR_P(name));
} else {
mp_fatal(log, "Invalid parameter for %.*s flag: %.*s\n",
BSTR_P(name), BSTR_P(param));
mp_info(log, "Valid values are:\n");
}
mp_info(log, " yes\n");
mp_info(log, " no\n");
mp_info(log, " (passing nothing)\n");
return M_OPT_INVALID;
return is_help ? M_OPT_EXIT : M_OPT_INVALID;
}
static char *print_flag(const m_option_t *opt, const void *val)