ext/gettext: dcgettext/dcngettext fix for stable branches.

close GH-13594

Author: devnexen

UPGRADING

@@ -218,10 +218,6 @@ PHP 8.2 UPGRADE NOTES
     dba_fetch(string|array $key, $skip, $dba): string|false
     is still accepted, but it is recommended to use the new standard variant.
 
-- Gettext:
-  . dcgettext/dcngettext throw now an exception if the category's argument if set to
-    `LC_ALL`.
-
 - MBString
   . mb_check_encoding() now checks input encoding more strictly for
     certain text encodings, including ISO-2022-JP and UTF-7.

ext/gettext/gettext.c

@@ -62,12 +62,6 @@ ZEND_GET_MODULE(php_gettext)
 		RETURN_THROWS(); \
 	}
 
-#define PHP_DCGETTEXT_CATEGORY_CHECK(_arg_num, category) \
-	if (category == LC_ALL) { \
-		zend_argument_value_error(_arg_num, "cannot be LC_ALL"); \
-		RETURN_THROWS(); \
-	}
-
 PHP_MINFO_FUNCTION(php_gettext)
 {
 	php_info_print_table_start();
@@ -153,7 +147,9 @@ PHP_FUNCTION(dcgettext)
 
 	PHP_GETTEXT_DOMAIN_LENGTH_CHECK(1, ZSTR_LEN(domain))
 	PHP_GETTEXT_LENGTH_CHECK(2, ZSTR_LEN(msgid))
-	PHP_DCGETTEXT_CATEGORY_CHECK(3, category)
+	if (category == LC_ALL) {
+		RETURN_STR_COPY(msgid);
+	}
 
 	msgstr = dcgettext(ZSTR_VAL(domain), ZSTR_VAL(msgid), category);
 
@@ -268,7 +264,9 @@ PHP_FUNCTION(dcngettext)
 	PHP_GETTEXT_DOMAIN_LENGTH_CHECK(1, domain_len)
 	PHP_GETTEXT_LENGTH_CHECK(2, msgid1_len)
 	PHP_GETTEXT_LENGTH_CHECK(3, msgid2_len)
-	PHP_DCGETTEXT_CATEGORY_CHECK(5, category)
+	if (category == LC_ALL) {
+		RETURN_STRING(msgid1);
+	}
 
 	msgstr = dcngettext(domain, msgid1, msgid2, count, category);
 

ext/gettext/tests/dcgettext_lcall.phpt

@@ -4,18 +4,9 @@ dcgettext with LC_ALL is undefined behavior.
 gettext
 --FILE--
 <?php
-try {
-	dcgettext('dngettextTest', 'item', LC_ALL);
-} catch (ValueError $e) {
-	echo $e->getMessage() . PHP_EOL;
-}
-
-try {
-	dcngettext('dngettextTest', 'item', 'item2', 1, LC_ALL);
-} catch (ValueError $e) {
-	echo $e->getMessage();
-}
+var_dump(dcgettext('dngettextTest', 'item', LC_ALL));
+var_dump(dcngettext('dngettextTest', 'item', 'item2', 1, LC_ALL));
 ?>
---EXPECTF--
-dcgettext(): Argument #3 ($category) cannot be LC_ALL
-dcngettext(): Argument #5 ($category) cannot be LC_ALL
+--EXPECT--
+string(4) "item"
+string(4) "item"