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Check for missing argument

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This commit is contained in:
Bruce Hill 2025-02-28 18:15:15 -05:00
parent 12569cb933
commit 39e169d5b4
1 changed files with 4 additions and 0 deletions
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4
stdlib/stdlib.c
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@ -69,6 +69,8 @@ public void tomo_init(void)
static bool parse_single_arg(const TypeInfo_t *info, char *arg, void *dest)
{
if (!arg) return false;
while (info->tag == OptionalInfo)
info = info->OptionalInfo.type;
@ -241,6 +243,8 @@ public void _tomo_parse_args(int argc, char *argv[], Text_t usage, Text_t help,
populated_args[s] = true;
*(OptionalBool_t*)spec[s].dest = true;
} else {
if (i + 1 >= argc)
errx(1, "Missing argument: %s\n%k", argv[i], &usage);
used_args[i+1] = true;
populated_args[s] = parse_single_arg(spec[s].type, argv[i+1], spec[s].dest);
if (!populated_args[s])