Add support for replaying warnings in opcache

If opcache.record_warnings is enabled, opcache will record
compilation warnings and replay them when the file is included
again. The primary use case I have in mind for this is automated
testing of the opcache file cache.

This resolves bug #76535.

1 files changed, 14 insertions, 0 deletions

diff --git a/ext/opcache/ZendAccelerator.h b/ext/opcache/ZendAccelerator.h
index 7dd9267e8f..05a05fa1b6 100644
--- a/ext/opcache/ZendAccelerator.h
+++ b/ext/opcache/ZendAccelerator.h
@@ -109,6 +109,13 @@ typedef enum _zend_accel_restart_reason {
 	ACCEL_RESTART_USER    /* restart scheduled by opcache_reset() */
 } zend_accel_restart_reason;
 
+typedef struct _zend_recorded_warning {
+	int type;
+	uint32_t error_lineno;
+	zend_string *error_filename;
+	zend_string *error_message;
+} zend_recorded_warning;
+
 typedef struct _zend_persistent_script {
 	zend_script    script;
 	zend_long      compiler_halt_offset;   /* position of __HALT_COMPILER or -1 */
@@ -117,6 +124,8 @@ typedef struct _zend_persistent_script {
 	zend_bool      corrupted;
 	zend_bool      is_phar;
 	zend_bool      empty;
+	uint32_t       num_warnings;
+	zend_recorded_warning **warnings;
 
 	void          *mem;                    /* shared memory area used by script structures */
 	size_t         size;                   /* size of used shared memory */
@@ -151,6 +160,7 @@ typedef struct _zend_accel_directives {
 	zend_bool      validate_timestamps;
 	zend_bool      revalidate_path;
 	zend_bool      save_comments;
+	zend_bool      record_warnings;
 	zend_bool      protect_memory;
 	zend_bool      file_override_enabled;
 	zend_bool      enable_cli;
@@ -221,6 +231,10 @@ typedef struct _zend_accel_globals {
 	void                   *arena_mem;
 	zend_persistent_script *current_persistent_script;
 	zend_bool               is_immutable_class;
+	/* Temporary storage for warnings before they are moved into persistent_script. */
+	zend_bool               record_warnings;
+	uint32_t                num_warnings;
+	zend_recorded_warning **warnings;
 	/* cache to save hash lookup on the same INCLUDE opcode */
 	const zend_op          *cache_opline;
 	zend_persistent_script *cache_persistent_script;