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Minor refactorings to zend_exceptions() #16684

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Merged
merged 2 commits into from
Nov 10, 2024
Merged

Minor refactorings to zend_exceptions() #16684

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148f98d
Minor refactorings to zend_exceptions()
Girgias Nov 2, 2024
90a806a
Address review comments
Girgias Nov 10, 2024
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21 changes: 10 additions & 11 deletions Zend/zend_exceptions.c
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Original file line number Diff line number Diff line change
Expand Up @@ -529,7 +529,7 @@ static void _build_trace_args(zval *arg, smart_str *str) /* {{{ */
}
/* }}} */

static void _build_trace_string(smart_str *str, HashTable *ht, uint32_t num) /* {{{ */
static void _build_trace_string(smart_str *str, const HashTable *ht, uint32_t num) /* {{{ */
{
zval *file, *tmp;

Expand All @@ -539,14 +539,14 @@ static void _build_trace_string(smart_str *str, HashTable *ht, uint32_t num) /*

file = zend_hash_find_known_hash(ht, ZSTR_KNOWN(ZEND_STR_FILE));
if (file) {
if (Z_TYPE_P(file) != IS_STRING) {
if (UNEXPECTED(Z_TYPE_P(file) != IS_STRING)) {
zend_error(E_WARNING, "File name is not a string");
smart_str_appends(str, "[unknown file]: ");
} else{
zend_long line = 0;
tmp = zend_hash_find_known_hash(ht, ZSTR_KNOWN(ZEND_STR_LINE));
if (tmp) {
if (Z_TYPE_P(tmp) == IS_LONG) {
if (EXPECTED(Z_TYPE_P(tmp) == IS_LONG)) {
line = Z_LVAL_P(tmp);
} else {
zend_error(E_WARNING, "Line is not an int");
Expand All @@ -566,7 +566,7 @@ static void _build_trace_string(smart_str *str, HashTable *ht, uint32_t num) /*
smart_str_appendc(str, '(');
tmp = zend_hash_find_known_hash(ht, ZSTR_KNOWN(ZEND_STR_ARGS));
if (tmp) {
if (Z_TYPE_P(tmp) == IS_ARRAY) {
if (EXPECTED(Z_TYPE_P(tmp) == IS_ARRAY)) {
size_t last_len = ZSTR_LEN(str->s);
zend_string *name;
zval *arg;
Expand All @@ -590,14 +590,14 @@ static void _build_trace_string(smart_str *str, HashTable *ht, uint32_t num) /*
}
/* }}} */

ZEND_API zend_string *zend_trace_to_string(HashTable *trace, bool include_main) {
ZEND_API zend_string *zend_trace_to_string(const HashTable *trace, bool include_main) {
zend_ulong index;
zval *frame;
uint32_t num = 0;
smart_str str = {0};

ZEND_HASH_FOREACH_NUM_KEY_VAL(trace, index, frame) {
if (Z_TYPE_P(frame) != IS_ARRAY) {
if (UNEXPECTED(Z_TYPE_P(frame) != IS_ARRAY)) {
zend_error(E_WARNING, "Expected array for frame " ZEND_ULONG_FMT, index);
continue;
}
Expand All @@ -624,7 +624,7 @@ ZEND_METHOD(Exception, getTraceAsString)
zval *object = ZEND_THIS;
zend_class_entry *base_ce = i_get_exception_base(Z_OBJ_P(object));
zval rv;
zval *trace = zend_read_property_ex(base_ce, Z_OBJ_P(object), ZSTR_KNOWN(ZEND_STR_TRACE), 1, &rv);
const zval *trace = zend_read_property_ex(base_ce, Z_OBJ_P(object), ZSTR_KNOWN(ZEND_STR_TRACE), 1, &rv);
if (EG(exception)) {
RETURN_THROWS();
}
Expand Down Expand Up @@ -859,14 +859,13 @@ ZEND_API ZEND_COLD zend_object *zend_throw_exception(zend_class_entry *exception
ZEND_API ZEND_COLD zend_object *zend_throw_exception_ex(zend_class_entry *exception_ce, zend_long code, const char *format, ...) /* {{{ */
{
va_list arg;
char *message;
zend_object *obj;

va_start(arg, format);
zend_vspprintf(&message, 0, format, arg);
zend_string *msg_str = zend_vstrpprintf(0, format, arg);
va_end(arg);
obj = zend_throw_exception(exception_ce, message, code);
efree(message);
obj = zend_throw_exception_zstr(exception_ce, msg_str, code);
zend_string_release(msg_str);
return obj;
}
/* }}} */
Expand Down
2 changes: 1 addition & 1 deletion Zend/zend_exceptions.h
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Original file line number Diff line number Diff line change
Expand Up @@ -72,7 +72,7 @@ extern ZEND_API void (*zend_throw_exception_hook)(zend_object *ex);
/* show an exception using zend_error(severity,...), severity should be E_ERROR */
ZEND_API ZEND_COLD zend_result zend_exception_error(zend_object *exception, int severity);
ZEND_NORETURN void zend_exception_uncaught_error(const char *prefix, ...) ZEND_ATTRIBUTE_FORMAT(printf, 1, 2);
ZEND_API zend_string *zend_trace_to_string(HashTable *trace, bool include_main);
ZEND_API zend_string *zend_trace_to_string(const HashTable *trace, bool include_main);

ZEND_API ZEND_COLD zend_object *zend_create_unwind_exit(void);
ZEND_API ZEND_COLD zend_object *zend_create_graceful_exit(void);
Expand Down