Improve preg_* functions warnings for NUL byte

ext/pcre/php_pcre.c

@@ -649,7 +649,7 @@ PHPAPI pcre_cache_entry* pcre_get_compiled_regex_cache_ex(zend_string *regex, bo
 		if (key != regex) {
 			zend_string_release_ex(key, 0);
 		}
-		php_error_docref(NULL, E_WARNING, "Delimiter must not be alphanumeric, backslash, or NUL");
+		php_error_docref(NULL, E_WARNING, "Delimiter must not be alphanumeric, backslash, or NUL byte");
 		pcre_handle_exec_error(PCRE2_ERROR_INTERNAL);
 		return NULL;
 	}
@@ -745,7 +745,7 @@ PHPAPI pcre_cache_entry* pcre_get_compiled_regex_cache_ex(zend_string *regex, bo
 				if (pp[-1]) {
 					php_error_docref(NULL, E_WARNING, "Unknown modifier '%c'", pp[-1]);
 				} else {
-					php_error_docref(NULL, E_WARNING, "NUL is not a valid modifier");
+					php_error_docref(NULL, E_WARNING, "NUL byte is not a valid modifier");
 				}
 				pcre_handle_exec_error(PCRE2_ERROR_INTERNAL);
 				efree(pattern);

ext/pcre/tests/bug73392.phpt

@@ -15,11 +15,21 @@ class Foo {
 function b() {
     return "b";
 }
-var_dump(preg_replace_callback_array(
-    array(
-        "/a/" => 'b',	"/b/" => function () { return "c"; }, "/c/" => new Rep, "reporting" => array("Foo", "rep"),  "a1" => array("Foo", "rep"),
-    ), 'a'));
+var_dump(
+    preg_replace_callback_array(
+        [
+            "/a/" => 'b',
+            "/b/" => function () {
+                return 'c';
+            },
+            "/c/" => new Rep(),
+            "reporting" => ["Foo", "rep"],
+            "a1" => ["Foo", "rep"],
+        ],
+        'a'
+    )
+);
 ?>
 --EXPECTF--
-Warning: preg_replace_callback_array(): Delimiter must not be alphanumeric, backslash, or NUL in %sbug73392.php on line %d
+Warning: preg_replace_callback_array(): Delimiter must not be alphanumeric, backslash, or NUL byte in %sbug73392.php on line %d
 NULL

ext/pcre/tests/delimiters.phpt

@@ -23,7 +23,7 @@ Warning: preg_match(): Empty regular expression in %sdelimiters.php on line 4
 bool(false)
 int(1)
 
-Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in %sdelimiters.php on line 6
+Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL byte in %sdelimiters.php on line 6
 bool(false)
 int(1)
 
@@ -37,5 +37,5 @@ bool(false)
 Warning: preg_match(): No ending matching delimiter '}' found in %sdelimiters.php on line 11
 bool(false)
 
-Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in %sdelimiters.php on line 12
+Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL byte in %sdelimiters.php on line 12
 bool(false)

ext/pcre/tests/null_bytes.phpt

@@ -29,28 +29,28 @@ var_dump(preg_match("[abc\0def]", "abc\0fed"));
 
 ?>
 --EXPECTF--
-Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in %snull_bytes.php on line 3
+Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL byte in %snull_bytes.php on line 3
 bool(false)
 int(0)
 int(1)
 
-Warning: preg_match(): NUL is not a valid modifier in %snull_bytes.php on line 6
+Warning: preg_match(): NUL byte is not a valid modifier in %snull_bytes.php on line 6
 bool(false)
 
-Warning: preg_match(): NUL is not a valid modifier in %snull_bytes.php on line 7
+Warning: preg_match(): NUL byte is not a valid modifier in %snull_bytes.php on line 7
 bool(false)
 int(0)
 int(1)
 
-Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in %snull_bytes.php on line 11
+Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL byte in %snull_bytes.php on line 11
 bool(false)
 int(0)
 int(1)
 
-Warning: preg_match(): NUL is not a valid modifier in %snull_bytes.php on line 14
+Warning: preg_match(): NUL byte is not a valid modifier in %snull_bytes.php on line 14
 bool(false)
 
-Warning: preg_match(): NUL is not a valid modifier in %snull_bytes.php on line 15
+Warning: preg_match(): NUL byte is not a valid modifier in %snull_bytes.php on line 15
 bool(false)
 int(0)
 int(1)

ext/pcre/tests/preg_grep_error1.phpt

@@ -3,21 +3,25 @@ Test preg_grep() function : error conditions - bad regular expressions
 --FILE--
 <?php
 /*
-* Function is implemented in ext/pcre/php_pcre.c
-*/
+ * Function is implemented in ext/pcre/php_pcre.c
+ */
 /*
-* Testing how preg_grep reacts to being passed bad regexes
-*/
-echo "*** Testing preg_grep() : error conditions ***\n";
-$values = array('abcdef', //Regex without delimiter
-'/[a-zA-Z]', //Regex without closing delimiter
-'[a-zA-Z]/', //Regex without opening delimiter
-'/[a-zA-Z]/F', array('[a-z]', //Array of Regexes
-'[A-Z]', '[0-9]'), '/[a-zA-Z]/', //Regex string
-);
-$array = array(123, 'abc', 'test');
-foreach($values as $value) {
-    @print "\nArg value is $value\n";
+ * Testing how preg_grep reacts to being passed bad regexes
+ */
+$values = [
+    'abcdef', //Regex without delimiter
+    '/[a-zA-Z]', //Regex without closing delimiter
+    '[a-zA-Z]/', //Regex without opening delimiter
+    '/[a-zA-Z]/F',
+    [
+        '[a-z]', //Array of Regexes
+        '[A-Z]',
+        '[0-9]',
+    ],
+    '/[a-zA-Z]/', //Regex string
+];
+$array = [123, 'abc', 'test'];
+foreach ($values as $value) {
     try {
         var_dump(preg_grep($value, $array));
     } catch (TypeError $e) {
@@ -30,40 +34,25 @@ try {
 } catch (TypeError $e) {
     echo $e->getMessage(), "\n";
 }
-echo "Done"
 ?>
 --EXPECTF--
-*** Testing preg_grep() : error conditions ***
 
-Arg value is abcdef
-
-Warning: preg_grep(): Delimiter must not be alphanumeric, backslash, or NUL in %spreg_grep_error1.php on line %d
+Warning: preg_grep(): Delimiter must not be alphanumeric, backslash, or NUL byte in %spreg_grep_error1.php on line %d
 bool(false)
 
-Arg value is /[a-zA-Z]
-
 Warning: preg_grep(): No ending delimiter '/' found in %spreg_grep_error1.php on line %d
 bool(false)
 
-Arg value is [a-zA-Z]/
-
 Warning: preg_grep(): Unknown modifier '/' in %spreg_grep_error1.php on line %d
 bool(false)
 
-Arg value is /[a-zA-Z]/F
-
 Warning: preg_grep(): Unknown modifier 'F' in %spreg_grep_error1.php on line %d
 bool(false)
-
-Arg value is Array
 preg_grep(): Argument #1 ($pattern) must be of type string, array given
-
-Arg value is /[a-zA-Z]/
 array(2) {
   [1]=>
   string(3) "abc"
   [2]=>
   string(4) "test"
 }
 preg_grep(): Argument #1 ($pattern) must be of type string, stdClass given
-Done

ext/pcre/tests/preg_match_all_error1.phpt

@@ -3,21 +3,25 @@ Test preg_match_all() function : error conditions - bad regular expressions
 --FILE--
 <?php
 /*
-* Function is implemented in ext/pcre/php_pcre.c
-*/
+ * Function is implemented in ext/pcre/php_pcre.c
+ */
 /*
-* Testing how preg_match_all reacts to being passed the wrong type of regex argument
-*/
-echo "*** Testing preg_match_all() : error conditions ***\n";
-$regex_array = array('abcdef', //Regex without delimiter
-'/[a-zA-Z]', //Regex without closing delimiter
-'[a-zA-Z]/', //Regex without opening delimiter
-'/[a-zA-Z]/F', array('[a-z]', //Array of Regexes
-'[A-Z]', '[0-9]'), '/[a-zA-Z]/', //Regex string
-);
+ * Testing how preg_match_all reacts to being passed the wrong type of regex argument
+ */
+$regex_array = [
+    'abcdef', //Regex without delimiter
+    '/[a-zA-Z]', //Regex without closing delimiter
+    '[a-zA-Z]/', //Regex without opening delimiter
+    '/[a-zA-Z]/F',
+    [
+        '[a-z]', //Array of Regexes
+        '[A-Z]',
+        '[0-9]',
+    ],
+    '/[a-zA-Z]/', //Regex string
+];
 $subject = 'test';
-foreach($regex_array as $regex_value) {
-    @print "\nArg value is $regex_value\n";
+foreach ($regex_array as $regex_value) {
     try {
         var_dump(preg_match_all($regex_value, $subject, $matches1));
     } catch (TypeError $e) {
@@ -34,37 +38,24 @@ try {
 var_dump($matches);
 ?>
 --EXPECTF--
-*** Testing preg_match_all() : error conditions ***
 
-Arg value is abcdef
-
-Warning: preg_match_all(): Delimiter must not be alphanumeric, backslash, or NUL in %spreg_match_all_error1.php on line %d
+Warning: preg_match_all(): Delimiter must not be alphanumeric, backslash, or NUL byte in %spreg_match_all_error1.php on line %d
 bool(false)
 NULL
 
-Arg value is /[a-zA-Z]
-
 Warning: preg_match_all(): No ending delimiter '/' found in %spreg_match_all_error1.php on line %d
 bool(false)
 NULL
 
-Arg value is [a-zA-Z]/
-
 Warning: preg_match_all(): Unknown modifier '/' in %spreg_match_all_error1.php on line %d
 bool(false)
 NULL
 
-Arg value is /[a-zA-Z]/F
-
 Warning: preg_match_all(): Unknown modifier 'F' in %spreg_match_all_error1.php on line %d
 bool(false)
 NULL
-
-Arg value is Array
 preg_match_all(): Argument #1 ($pattern) must be of type string, array given
 NULL
-
-Arg value is /[a-zA-Z]/
 int(4)
 array(1) {
   [0]=>

ext/pcre/tests/preg_match_error1.phpt

@@ -4,18 +4,22 @@ Test preg_match() function : error conditions - bad regular expressions
 <?php
 /* Function is implemented in ext/pcre/php_pcre.c */
 /*
-* Testing how preg_match reacts to being passed the wrong type of regex argument
-*/
-echo "*** Testing preg_match() : error conditions ***\n";
-$regex_array = array('abcdef', //Regex without delimiter
-'/[a-zA-Z]', //Regex without closing delimiter
-'[a-zA-Z]/', //Regex without opening delimiter
-'/[a-zA-Z]/F', array('[a-z]', //Array of Regexes
-'[A-Z]', '[0-9]'), '/[a-zA-Z]/', //Regex string
-);
+ * Testing how preg_match reacts to being passed the wrong type of regex argument
+ */
+$regex_array = [
+    'abcdef', //Regex without delimiter
+    '/[a-zA-Z]', //Regex without closing delimiter
+    '[a-zA-Z]/', //Regex without opening delimiter
+    '/[a-zA-Z]/F',
+    [
+        '[a-z]', //Array of Regexes
+        '[A-Z]',
+        '[0-9]',
+    ],
+    '/[a-zA-Z]/', //Regex string
+];
 $subject = 'this is a test';
-foreach($regex_array as $regex_value) {
-    @print "\nArg value is $regex_value\n";
+foreach ($regex_array as $regex_value) {
     try {
         var_dump(preg_match($regex_value, $subject));
     } catch (TypeError $e) {
@@ -28,33 +32,21 @@ try {
 } catch (TypeError $e) {
     echo $e->getMessage(), "\n";
 }
+
 ?>
 --EXPECTF--
-*** Testing preg_match() : error conditions ***
-
-Arg value is abcdef
 
-Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in %spreg_match_error1.php on line %d
+Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL byte in %spreg_match_error1.php on line %d
 bool(false)
 
-Arg value is /[a-zA-Z]
-
 Warning: preg_match(): No ending delimiter '/' found in %spreg_match_error1.php on line %d
 bool(false)
 
-Arg value is [a-zA-Z]/
-
 Warning: preg_match(): Unknown modifier '/' in %spreg_match_error1.php on line %d
 bool(false)
 
-Arg value is /[a-zA-Z]/F
-
 Warning: preg_match(): Unknown modifier 'F' in %spreg_match_error1.php on line %d
 bool(false)
-
-Arg value is Array
 preg_match(): Argument #1 ($pattern) must be of type string, array given
-
-Arg value is /[a-zA-Z]/
 int(1)
 preg_match(): Argument #1 ($pattern) must be of type string, stdClass given