unset.c

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/*
 * This file is part of the Fun programming language.
 * https://fun-lang.xyz/
 *
 * Copyright 2025 Johannes Findeisen <you@hanez.org>
 * Licensed under the terms of the Apache-2.0 license.
 * https://opensource.org/license/apache-2-0
 */


/* OP_INI_UNSET */
#ifdef FUN_WITH_INI
case OP_INI_UNSET: {
 Value vkey = pop_value(vm);
 Value vsec = pop_value(vm);
 Value vh = pop_value(vm);
 dictionary *d = ini_get((vh.type == VAL_INT) ? (int)vh.i : 0);
 const char *key = (vkey.type == VAL_STRING) ? vkey.s : NULL;
 const char *sec = (vsec.type == VAL_STRING) ? vsec.s : NULL;
 int ok = 0;
 if (d && sec && key) {
 char full[1024];
 char alt[1024];
 ini_make_full_key(full, sizeof(full), sec, key);
 memcpy(alt, full, sizeof(alt));
 for (size_t i = 0; i < sizeof(alt) && alt[i]; ++i) {
 if (alt[i] == ':') {
 alt[i] = '.';
 break;
 }
 }
 /* iniparser 4.2.6 dictionary_unset returns void; remove both forms */
 dictionary_unset(d, full);
 dictionary_unset(d, alt);
 ok = 1;
 }
 free_value(vkey);
 free_value(vsec);
 free_value(vh);
 push_value(vm, make_int(ok));
 break;
}
#endif