Rename docref0 to docref and improve related comments

Author: Girgias

main/main.c

@@ -962,7 +962,7 @@ PHPAPI size_t php_printf(const char *format, ...)
 /* }}} */
 
 /* {{{ php_verror */
-/* php_verror is called from php_error_docref<n> functions.
+/* php_verror is called from the php_error_docref function.
  * Its purpose is to unify error messages and automatically generate clickable
  * html error messages if correcponding ini setting (html_errors) is activated.
  * See: CODING_STANDARDS.md for details.
@@ -1163,9 +1163,9 @@ PHPAPI ZEND_COLD void php_verror(const char *docref, const char *params, int typ
 }
 /* }}} */
 
-/* {{{ php_error_docref0 */
-/* See: CODING_STANDARDS.md for details. */
-PHPAPI ZEND_COLD void php_error_docref0(const char *docref, int type, const char *format, ...)
+/* {{{ php_error_docref */
+/* Generate an error which links to docref or the php.net documentation if docref is NULL  */
+PHPAPI ZEND_COLD void php_error_docref(const char *docref, int type, const char *format, ...)
 {
 	va_list args;
 

main/php.h

@@ -341,15 +341,13 @@ static inline ZEND_ATTRIBUTE_DEPRECATED void php_std_error_handling() {}
 PHPAPI ZEND_COLD void php_verror(const char *docref, const char *params, int type, const char *format, va_list args) PHP_ATTRIBUTE_FORMAT(printf, 4, 0);
 
 /* PHPAPI void php_error(int type, const char *format, ...); */
-PHPAPI ZEND_COLD void php_error_docref0(const char *docref, int type, const char *format, ...)
+PHPAPI ZEND_COLD void php_error_docref(const char *docref, int type, const char *format, ...)
 	PHP_ATTRIBUTE_FORMAT(printf, 3, 4);
 #ifdef PHP_WIN32
 PHPAPI ZEND_COLD void php_win32_docref2_from_error(DWORD error, const char *param1, const char *param2);
 #endif
 END_EXTERN_C()
 
-#define php_error_docref php_error_docref0
-
 #define zenderror phperror
 #define zendlex phplex