ext/standard/string.c: Refactor php_spn_common_handler()

Main objective is to remove the PHP_STR_STR(C)SPN symbols which are only used with this static function

Author: Girgias

ext/standard/php_string.h

@@ -80,7 +80,4 @@ PHPAPI bool php_binary_string_shuffle(php_random_algo_with_state engine, char *s
 #define PHP_PATHINFO_FILENAME 	8
 #define PHP_PATHINFO_ALL	(PHP_PATHINFO_DIRNAME | PHP_PATHINFO_BASENAME | PHP_PATHINFO_EXTENSION | PHP_PATHINFO_FILENAME)
 
-#define PHP_STR_STRSPN			0
-#define PHP_STR_STRCSPN			1
-
 #endif /* PHP_STRING_H */

ext/standard/string.c

@@ -207,7 +207,7 @@ PHP_FUNCTION(hex2bin)
 }
 /* }}} */
 
-static void php_spn_common_handler(INTERNAL_FUNCTION_PARAMETERS, int behavior) /* {{{ */
+static void php_spn_common_handler(INTERNAL_FUNCTION_PARAMETERS, bool is_strspn) /* {{{ */
 {
 	zend_string *s11, *s22;
 	zend_long start = 0, len = 0;
@@ -249,13 +249,12 @@ static void php_spn_common_handler(INTERNAL_FUNCTION_PARAMETERS, int behavior) /
 		RETURN_LONG(0);
 	}
 
-	if (behavior == PHP_STR_STRSPN) {
+	if (is_strspn) {
 		RETURN_LONG(php_strspn(ZSTR_VAL(s11) + start /*str1_start*/,
 						ZSTR_VAL(s22) /*str2_start*/,
 						ZSTR_VAL(s11) + start + len /*str1_end*/,
 						ZSTR_VAL(s22) + ZSTR_LEN(s22) /*str2_end*/));
 	} else {
-		ZEND_ASSERT(behavior == PHP_STR_STRCSPN);
 		RETURN_LONG(php_strcspn(ZSTR_VAL(s11) + start /*str1_start*/,
 						ZSTR_VAL(s22) /*str2_start*/,
 						ZSTR_VAL(s11) + start + len /*str1_end*/,
@@ -267,14 +266,14 @@ static void php_spn_common_handler(INTERNAL_FUNCTION_PARAMETERS, int behavior) /
 /* {{{ Finds length of initial segment consisting entirely of characters found in mask. If start or/and length is provided works like strspn(substr($s,$start,$len),$good_chars) */
 PHP_FUNCTION(strspn)
 {
-	php_spn_common_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, PHP_STR_STRSPN);
+	php_spn_common_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, /* is_strspn */ true);
 }
 /* }}} */
 
 /* {{{ Finds length of initial segment consisting entirely of characters not found in mask. If start or/and length is provide works like strcspn(substr($s,$start,$len),$bad_chars) */
 PHP_FUNCTION(strcspn)
 {
-	php_spn_common_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, PHP_STR_STRCSPN);
+	php_spn_common_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, /* is_strspn */ false);
 }
 /* }}} */