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Fix oplog trace with already freed closures

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This commit is contained in:
Bob Weinand 2015-07-31 02:05:49 +02:00
parent 57247f01f7
commit 1da4ee25b8
4 changed files with 19 additions and 10 deletions
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15
sapi/phpdbg/phpdbg.c
View File

@ -615,25 +615,24 @@ static PHP_FUNCTION(phpdbg_end_oplog)
zend_long insert_idx; zend_long insert_idx;
do { do {
zend_op_array *op_array = cur->op_array;
zval zero; zval zero;
ZVAL_LONG(&zero, 0); ZVAL_LONG(&zero, 0);
if (op_array->filename != last_file) { if (cur->filename != last_file) {
last_file = op_array->filename; last_file = cur->filename;
file_ht = insert_ht = phpdbg_add_empty_array(Z_ARR_P(return_value), last_file); file_ht = insert_ht = phpdbg_add_empty_array(Z_ARR_P(return_value), last_file);
} }
if (by_function) { if (by_function) {
if (op_array->function_name == NULL) { if (cur->function_name == NULL) {
if (last_function != NULL) { if (last_function != NULL) {
insert_ht = file_ht; insert_ht = file_ht;
} }
last_function = NULL; last_function = NULL;
} else if (op_array->function_name != last_function || op_array->scope != last_scope) { } else if (cur->function_name != last_function || cur->scope != last_scope) {
zend_string *fn_name; zend_string *fn_name;
last_function = op_array->function_name; last_function = cur->function_name;
last_scope = op_array->scope; last_scope = cur->scope;
if (last_scope == NULL) { if (last_scope == NULL) {
fn_name = zend_string_copy(last_function); fn_name = zend_string_copy(last_function);
} else { } else {
@ -645,7 +644,7 @@ static PHP_FUNCTION(phpdbg_end_oplog)
} }
if (by_opcode) { if (by_opcode) {
insert_idx = cur->op - op_array->opcodes; insert_idx = cur->op - cur->opcodes;
} else { } else {
insert_idx = cur->op->lineno; insert_idx = cur->op->lineno;
} }

1
sapi/phpdbg/phpdbg_list.c
View File

@ -320,6 +320,7 @@ zend_op_array *phpdbg_init_compile_file(zend_file_handle *file, int type) {
*dataptr->op_array->refcount = 2; *dataptr->op_array->refcount = 2;
dataptr->destroy_op_array = 0; dataptr->destroy_op_array = 0;
} }
++*dataptr->op_array->refcount;
} }
return ret; return ret;

8
sapi/phpdbg/phpdbg_opcode.c
View File

@ -202,11 +202,17 @@ void phpdbg_print_opline_ex(zend_execute_data *execute_data, zend_bool ignore_fl
if (PHPDBG_G(oplog_list)) { if (PHPDBG_G(oplog_list)) {
phpdbg_oplog_entry *cur = zend_arena_alloc(&PHPDBG_G(oplog_arena), sizeof(phpdbg_oplog_entry)); phpdbg_oplog_entry *cur = zend_arena_alloc(&PHPDBG_G(oplog_arena), sizeof(phpdbg_oplog_entry));
zend_op_array *op_array = &execute_data->func->op_array;
cur->op = (zend_op *) execute_data->opline; cur->op = (zend_op *) execute_data->opline;
cur->op_array = &execute_data->func->op_array; cur->opcodes = op_array->opcodes;
cur->filename = op_array->filename;
cur->scope = op_array->scope;
cur->function_name = op_array->function_name;
cur->next = NULL; cur->next = NULL;
PHPDBG_G(oplog_cur)->next = cur; PHPDBG_G(oplog_cur)->next = cur;
PHPDBG_G(oplog_cur) = cur; PHPDBG_G(oplog_cur) = cur;
if (!execute_data->func->op_array.filename)
printf("ALETR");
} }
} /* }}} */ } /* }}} */

5
sapi/phpdbg/phpdbg_opcode.h
View File

@ -30,7 +30,10 @@ void phpdbg_print_opline_ex(zend_execute_data *execute_data, zend_bool ignore_fl
typedef struct _phpdbg_oplog_entry phpdbg_oplog_entry; typedef struct _phpdbg_oplog_entry phpdbg_oplog_entry;
struct _phpdbg_oplog_entry { struct _phpdbg_oplog_entry {
phpdbg_oplog_entry *next; phpdbg_oplog_entry *next;
zend_op_array *op_array; zend_string *function_name;
zend_class_entry *scope;
zend_string *filename;
zend_op *opcodes;
zend_op *op; zend_op *op;
}; };