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Zend language scanner: minor refactorings #20480

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Merged
merged 2 commits into from
Nov 19, 2025
+10 −8
Merged

Zend language scanner: minor refactorings #20480

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d8acc96
Use uint32_t type
Girgias Nov 13, 2025
11168ae
Explain why we include zend_globals.h
Girgias Nov 14, 2025
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3 changes: 2 additions & 1 deletion Zend/zend_language_scanner.h
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@
#ifndef ZEND_SCANNER_H
#define ZEND_SCANNER_H

/* The zend_php_scanner_event enum is declared in zend_globals and we don't want everything to include zend_language_scanner.h */
#include "zend_globals.h"

typedef struct _zend_lex_state {
Expand Down Expand Up @@ -71,7 +72,7 @@ typedef struct _zend_heredoc_label {
/* Track locations of unclosed {, [, (, etc. for better syntax error reporting */
typedef struct _zend_nest_location {
char text;
int lineno;
uint32_t lineno;
} zend_nest_location;

BEGIN_EXTERN_C()
Expand Down
15 changes: 8 additions & 7 deletions Zend/zend_language_scanner.l
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,7 @@
#include "zend_language_scanner_defs.h"

#include <errno.h>
#include <stdint.h>
#include "zend.h"
#ifdef ZEND_WIN32
# include <Winuser.h>
Expand Down Expand Up @@ -600,7 +601,7 @@ static zend_op_array *zend_compile(int type)
CG(ast_arena) = zend_arena_create(1024 * 32);

if (!zendparse()) {
int last_lineno = CG(zend_lineno);
uint32_t last_lineno = CG(zend_lineno);
zend_file_context original_file_context;
zend_oparray_context original_oparray_context;
zend_op_array *original_active_op_array = CG(active_op_array);
Expand Down Expand Up @@ -1140,7 +1141,7 @@ skip_escape_conversion:
unsigned char *str;
// TODO: avoid realocation ???
s = Z_STRVAL_P(zendlval);
SCNG(output_filter)(&str, &sz, (unsigned char *)s, (size_t)Z_STRLEN_P(zendlval));
SCNG(output_filter)(&str, &sz, (unsigned char *)s, Z_STRLEN_P(zendlval));
zval_ptr_dtor(zendlval);
ZVAL_STRINGL(zendlval, (char *) str, sz);
efree(str);
Expand Down Expand Up @@ -1172,7 +1173,7 @@ static bool strip_multiline_string_indentation(
const char *str = Z_STRVAL_P(zendlval), *end = str + Z_STRLEN_P(zendlval);
char *copy = Z_STRVAL_P(zendlval);

int newline_count = 0;
uint32_t newline_count = 0;
size_t newline_len;
const char *nl;

Expand Down Expand Up @@ -1253,7 +1254,7 @@ static void copy_heredoc_label_stack(void *void_heredoc_label)
}

/* Check that { }, [ ], ( ) are nested correctly */
static void report_bad_nesting(char opening, int opening_lineno, char closing)
static void report_bad_nesting(char opening, uint32_t opening_lineno, char closing)
{
char buf[256];
size_t used = 0;
Expand Down Expand Up @@ -1361,7 +1362,7 @@ int ZEND_FASTCALL lex_scan(zval *zendlval, zend_parser_stack_elem *elem)
{
int token;
int offset;
int start_line = CG(zend_lineno);
uint32_t start_line = CG(zend_lineno);

ZVAL_UNDEF(zendlval);
restart:
Expand Down Expand Up @@ -2499,7 +2500,7 @@ inline_char_handler:
if (YYCURSOR < YYLIMIT) {
YYCURSOR++;
} else {
zend_throw_exception_ex(zend_ce_parse_error, 0, "Unterminated comment starting line %d", CG(zend_lineno));
zend_throw_exception_ex(zend_ce_parse_error, 0, "Unterminated comment starting line %" PRIu32, CG(zend_lineno));
if (PARSER_MODE()) {
RETURN_TOKEN(T_ERROR);
}
Expand Down Expand Up @@ -2616,7 +2617,7 @@ skip_escape_conversion:
zend_string *new_str;
s = Z_STRVAL_P(zendlval);
// TODO: avoid reallocation ???
SCNG(output_filter)((unsigned char **)&str, &sz, (unsigned char *)s, (size_t)Z_STRLEN_P(zendlval));
SCNG(output_filter)((unsigned char **)&str, &sz, (unsigned char *)s, Z_STRLEN_P(zendlval));
new_str = zend_string_init(str, sz, 0);
if (str != s) {
efree(str);
Expand Down