php-src/Zend/zend.c

1412 lines
41 KiB
C
Raw Normal View History

1999-04-08 02:10:10 +08:00
/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
2014-01-03 11:08:10 +08:00
| Copyright (c) 1998-2014 Zend Technologies Ltd. (http://www.zend.com) |
1999-04-08 02:10:10 +08:00
+----------------------------------------------------------------------+
2001-12-11 23:16:21 +08:00
| This source file is subject to version 2.00 of the Zend license, |
1999-07-16 22:58:16 +08:00
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
2001-12-11 23:16:21 +08:00
| http://www.zend.com/license/2_00.txt. |
1999-07-16 22:58:16 +08:00
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
1999-04-08 02:10:10 +08:00
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@zend.com> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
1999-04-08 02:18:16 +08:00
1999-04-08 02:10:10 +08:00
#include "zend.h"
#include "zend_extensions.h"
2001-02-27 02:18:34 +08:00
#include "zend_modules.h"
1999-04-08 02:10:10 +08:00
#include "zend_constants.h"
#include "zend_list.h"
#include "zend_API.h"
#include "zend_exceptions.h"
#include "zend_builtin_functions.h"
#include "zend_ini.h"
#include "zend_vm.h"
2010-04-24 21:32:30 +08:00
#include "zend_dtrace.h"
#include "zend_virtual_cwd.h"
1999-04-08 02:10:10 +08:00
#ifdef ZTS
# define GLOBAL_FUNCTION_TABLE global_function_table
# define GLOBAL_CLASS_TABLE global_class_table
# define GLOBAL_CONSTANTS_TABLE global_constants_table
# define GLOBAL_AUTO_GLOBALS_TABLE global_auto_globals_table
#else
# define GLOBAL_FUNCTION_TABLE CG(function_table)
# define GLOBAL_CLASS_TABLE CG(class_table)
# define GLOBAL_AUTO_GLOBALS_TABLE CG(auto_globals)
# define GLOBAL_CONSTANTS_TABLE EG(zend_constants)
#endif
1999-04-08 02:10:10 +08:00
/* true multithread-shared globals */
ZEND_API zend_class_entry *zend_standard_class_def = NULL;
1999-04-08 02:10:10 +08:00
ZEND_API int (*zend_printf)(const char *format, ...);
ZEND_API zend_write_func_t zend_write;
2008-08-16 03:47:33 +08:00
ZEND_API FILE *(*zend_fopen)(const char *filename, char **opened_path TSRMLS_DC);
ZEND_API int (*zend_stream_open_function)(const char *filename, zend_file_handle *handle TSRMLS_DC);
ZEND_API void (*zend_block_interruptions)(void);
ZEND_API void (*zend_unblock_interruptions)(void);
ZEND_API void (*zend_ticks_function)(int ticks TSRMLS_DC);
ZEND_API void (*zend_error_cb)(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args);
int (*zend_vspprintf)(char **pbuf, size_t max_len, const char *format, va_list ap);
zend_string *(*zend_vstrpprintf)(size_t max_len, const char *format, va_list ap);
2004-09-06 06:40:35 +08:00
ZEND_API char *(*zend_getenv)(char *name, size_t name_len TSRMLS_DC);
ZEND_API char *(*zend_resolve_path)(const char *filename, int filename_len TSRMLS_DC);
2002-09-19 23:58:01 +08:00
void (*zend_on_timeout)(int seconds TSRMLS_DC);
static void (*zend_message_dispatcher_p)(long message, const void *data TSRMLS_DC);
static int (*zend_get_configuration_directive_p)(const char *name, uint name_length, zval *contents);
1999-06-20 04:42:15 +08:00
static ZEND_INI_MH(OnUpdateErrorReporting) /* {{{ */
2002-11-20 01:51:30 +08:00
{
if (!new_value) {
EG(error_reporting) = E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED;
2002-11-20 01:51:30 +08:00
} else {
EG(error_reporting) = atoi(new_value);
}
return SUCCESS;
}
/* }}} */
2002-11-20 01:51:30 +08:00
2008-01-22 17:27:48 +08:00
static ZEND_INI_MH(OnUpdateGCEnabled) /* {{{ */
{
OnUpdateBool(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
if (GC_G(gc_enabled)) {
gc_init(TSRMLS_C);
}
return SUCCESS;
}
/* }}} */
static ZEND_INI_MH(OnUpdateScriptEncoding) /* {{{ */
{
if (!CG(multibyte)) {
return FAILURE;
}
if (!zend_multibyte_get_functions(TSRMLS_C)) {
return SUCCESS;
}
return zend_multibyte_set_script_encoding_by_string(new_value, new_value_length TSRMLS_CC);
}
/* }}} */
2002-11-20 01:51:30 +08:00
ZEND_INI_BEGIN()
ZEND_INI_ENTRY("error_reporting", NULL, ZEND_INI_ALL, OnUpdateErrorReporting)
2008-01-22 17:27:48 +08:00
STD_ZEND_INI_BOOLEAN("zend.enable_gc", "1", ZEND_INI_ALL, OnUpdateGCEnabled, gc_enabled, zend_gc_globals, gc_globals)
STD_ZEND_INI_BOOLEAN("zend.multibyte", "0", ZEND_INI_PERDIR, OnUpdateBool, multibyte, zend_compiler_globals, compiler_globals)
ZEND_INI_ENTRY("zend.script_encoding", NULL, ZEND_INI_ALL, OnUpdateScriptEncoding)
STD_ZEND_INI_BOOLEAN("zend.detect_unicode", "1", ZEND_INI_ALL, OnUpdateBool, detect_unicode, zend_compiler_globals, compiler_globals)
2011-06-22 22:23:21 +08:00
#ifdef ZEND_SIGNALS
STD_ZEND_INI_BOOLEAN("zend.signal_check", "0", ZEND_INI_SYSTEM, OnUpdateBool, check, zend_signal_globals_t, zend_signal_globals)
#endif
2002-11-20 01:51:30 +08:00
ZEND_INI_END()
#ifdef ZTS
1999-04-25 00:16:11 +08:00
ZEND_API int compiler_globals_id;
ZEND_API int executor_globals_id;
static HashTable *global_function_table = NULL;
static HashTable *global_class_table = NULL;
static HashTable *global_constants_table = NULL;
static HashTable *global_auto_globals_table = NULL;
static HashTable *global_persistent_list = NULL;
#endif
1999-04-08 02:10:10 +08:00
2002-09-03 18:25:06 +08:00
ZEND_API zend_utility_values zend_uv;
1999-04-08 02:10:10 +08:00
/* version information */
static char *zend_version_info;
static uint zend_version_info_length;
2014-01-03 11:08:10 +08:00
#define ZEND_CORE_VERSION_INFO "Zend Engine v" ZEND_VERSION ", Copyright (c) 1998-2014 Zend Technologies\n"
1999-12-22 01:14:31 +08:00
#define PRINT_ZVAL_INDENT 4
1999-04-08 02:10:10 +08:00
static void print_hash(zend_write_func_t write_func, HashTable *ht, int indent, zend_bool is_object TSRMLS_DC) /* {{{ */
1999-04-08 02:10:10 +08:00
{
zval *tmp;
zend_string *string_key;
2001-08-21 20:29:12 +08:00
ulong num_key;
1999-04-08 02:10:10 +08:00
int i;
for (i = 0; i < indent; i++) {
ZEND_PUTS_EX(" ");
1999-04-08 02:10:10 +08:00
}
ZEND_PUTS_EX("(\n");
1999-12-22 01:14:31 +08:00
indent += PRINT_ZVAL_INDENT;
ZEND_HASH_FOREACH_KEY_VAL(ht, num_key, string_key, tmp) {
if (Z_TYPE_P(tmp) == IS_INDIRECT) {
tmp = Z_INDIRECT_P(tmp);
if (Z_TYPE_P(tmp) == IS_UNDEF) {
continue;
}
}
for (i = 0; i < indent; i++) {
ZEND_PUTS_EX(" ");
1999-04-08 02:10:10 +08:00
}
ZEND_PUTS_EX("[");
if (string_key) {
if (is_object) {
const char *prop_name, *class_name;
int prop_len;
int mangled = zend_unmangle_property_name_ex(string_key->val, string_key->len, &class_name, &prop_name, &prop_len);
ZEND_WRITE_EX(prop_name, prop_len);
if (class_name && mangled == SUCCESS) {
if (class_name[0]=='*') {
ZEND_PUTS_EX(":protected");
} else {
ZEND_PUTS_EX(":");
ZEND_PUTS_EX(class_name);
ZEND_PUTS_EX(":private");
}
}
} else {
ZEND_WRITE_EX(string_key->val, string_key->len);
}
} else {
char key[25];
snprintf(key, sizeof(key), "%ld", num_key);
ZEND_PUTS_EX(key);
1999-04-08 02:10:10 +08:00
}
ZEND_PUTS_EX("] => ");
zend_print_zval_r_ex(write_func, tmp, indent+PRINT_ZVAL_INDENT TSRMLS_CC);
ZEND_PUTS_EX("\n");
} ZEND_HASH_FOREACH_END();
1999-12-22 01:14:31 +08:00
indent -= PRINT_ZVAL_INDENT;
for (i = 0; i < indent; i++) {
ZEND_PUTS_EX(" ");
1999-04-08 02:10:10 +08:00
}
ZEND_PUTS_EX(")\n");
1999-04-08 02:10:10 +08:00
}
/* }}} */
1999-04-08 02:10:10 +08:00
static void print_flat_hash(HashTable *ht TSRMLS_DC) /* {{{ */
2002-12-02 03:47:02 +08:00
{
zval *tmp;
zend_string *string_key;
ulong num_key;
int i = 0;
2014-05-26 02:07:29 +08:00
ZEND_HASH_FOREACH_KEY_VAL_IND(ht, num_key, string_key, tmp) {
if (i++ > 0) {
ZEND_PUTS(",");
}
ZEND_PUTS("[");
if (string_key) {
ZEND_WRITE(string_key->val, string_key->len);
} else {
zend_printf("%ld", num_key);
}
ZEND_PUTS("] => ");
zend_print_flat_zval_r(tmp TSRMLS_CC);
} ZEND_HASH_FOREACH_END();
2002-12-02 03:47:02 +08:00
}
/* }}} */
ZEND_API void zend_make_printable_zval(zval *expr, zval *expr_copy, int *use_copy) /* {{{ */
1999-04-08 02:10:10 +08:00
{
2014-03-07 13:48:28 +08:00
if (Z_TYPE_P(expr) == IS_STRING) {
*use_copy = 0;
return;
}
2014-03-07 13:48:28 +08:00
again:
switch (Z_TYPE_P(expr)) {
case IS_NULL:
case IS_FALSE: {
TSRMLS_FETCH();
ZVAL_EMPTY_STRING(expr_copy);
2000-02-01 19:37:33 +08:00
break;
}
case IS_TRUE:
// TODO: use interned string ???
ZVAL_NEW_STR(expr_copy, STR_INIT("1", 1, 0));
break;
case IS_RESOURCE: {
char buf[sizeof("Resource id #") + MAX_LENGTH_OF_LONG];
int len;
len = snprintf(buf, sizeof(buf), "Resource id #%ld", Z_RES_HANDLE_P(expr));
ZVAL_NEW_STR(expr_copy, STR_INIT(buf, len, 0));
}
break;
case IS_ARRAY:
zend_error(E_NOTICE, "Array to string conversion");
2014-04-15 19:40:40 +08:00
// TODO: use interned string ???
ZVAL_NEW_STR(expr_copy, STR_INIT("Array", sizeof("Array") - 1, 0));
break;
case IS_OBJECT:
2004-03-14 23:50:51 +08:00
{
TSRMLS_FETCH();
if (Z_OBJ_HANDLER_P(expr, cast_object)) {
2014-06-03 04:36:31 +08:00
Z_ADDREF_P(expr);
if (Z_OBJ_HANDLER_P(expr, cast_object)(expr, expr_copy, IS_STRING TSRMLS_CC) == SUCCESS) {
zval_ptr_dtor(expr);
break;
}
2014-06-03 04:36:31 +08:00
zval_ptr_dtor(expr);
}
2006-05-12 08:21:00 +08:00
if (!Z_OBJ_HANDLER_P(expr, cast_object) && Z_OBJ_HANDLER_P(expr, get)) {
2014-04-15 11:05:03 +08:00
zval rv;
zval *z = Z_OBJ_HANDLER_P(expr, get)(expr, &rv TSRMLS_CC);
Z_ADDREF_P(z);
if (Z_TYPE_P(z) != IS_OBJECT) {
2006-05-12 08:21:00 +08:00
zend_make_printable_zval(z, expr_copy, use_copy);
if (*use_copy) {
zval_ptr_dtor(z);
2006-05-12 08:21:00 +08:00
} else {
ZVAL_ZVAL(expr_copy, z, 0, 1);
*use_copy = 1;
}
2006-05-12 08:21:00 +08:00
return;
}
zval_ptr_dtor(z);
}
zend_error(EG(exception) ? E_ERROR : E_RECOVERABLE_ERROR, "Object of class %s could not be converted to string", Z_OBJCE_P(expr)->name->val);
ZVAL_EMPTY_STRING(expr_copy);
}
break;
2002-10-13 05:15:35 +08:00
case IS_DOUBLE:
ZVAL_DUP(expr_copy, expr);
2002-10-13 05:15:35 +08:00
zend_locale_sprintf_double(expr_copy ZEND_FILE_LINE_CC);
break;
2014-03-07 13:48:28 +08:00
case IS_REFERENCE:
expr = Z_REFVAL_P(expr);
if (Z_TYPE_P(expr) == IS_STRING) {
ZVAL_STR(expr_copy, STR_COPY(Z_STR_P(expr)));
*use_copy = 1;
return;
}
goto again;
break;
default:
ZVAL_DUP(expr_copy, expr);
convert_to_string(expr_copy);
break;
}
*use_copy = 1;
}
/* }}} */
ZEND_API int zend_print_zval(zval *expr, int indent TSRMLS_DC) /* {{{ */
{
return zend_print_zval_ex(zend_write, expr, indent TSRMLS_CC);
}
/* }}} */
ZEND_API int zend_print_zval_ex(zend_write_func_t write_func, zval *expr, int indent TSRMLS_DC) /* {{{ */
{
zend_string *str = zval_get_string(expr);
int len = str->len;
if (len != 0) {
write_func(str->val, len);
1999-04-08 02:10:10 +08:00
}
STR_RELEASE(str);
return len;
1999-04-08 02:10:10 +08:00
}
/* }}} */
1999-04-08 02:10:10 +08:00
ZEND_API void zend_print_flat_zval_r(zval *expr TSRMLS_DC) /* {{{ */
2002-12-02 03:47:02 +08:00
{
switch (Z_TYPE_P(expr)) {
case IS_ARRAY:
ZEND_PUTS("Array (");
if (ZEND_HASH_APPLY_PROTECTION(Z_ARRVAL_P(expr)) &&
++Z_ARRVAL_P(expr)->u.v.nApplyCount>1) {
ZEND_PUTS(" *RECURSION*");
Z_ARRVAL_P(expr)->u.v.nApplyCount--;
return;
}
print_flat_hash(Z_ARRVAL_P(expr) TSRMLS_CC);
ZEND_PUTS(")");
if (ZEND_HASH_APPLY_PROTECTION(Z_ARRVAL_P(expr))) {
Z_ARRVAL_P(expr)->u.v.nApplyCount--;
}
break;
case IS_OBJECT:
{
2003-01-12 21:45:50 +08:00
HashTable *properties = NULL;
zend_string *class_name = NULL;
2007-10-11 09:03:19 +08:00
2003-01-14 20:13:51 +08:00
if (Z_OBJ_HANDLER_P(expr, get_class_name)) {
class_name = Z_OBJ_HANDLER_P(expr, get_class_name)(Z_OBJ_P(expr), 0 TSRMLS_CC);
2003-01-12 21:45:50 +08:00
}
if (class_name) {
zend_printf("%s Object (", class_name->val);
} else {
zend_printf("%s Object (", "Unknown Class");
}
if (class_name) {
2014-02-26 17:58:59 +08:00
STR_RELEASE(class_name);
2003-01-12 21:45:50 +08:00
}
2003-01-14 20:13:51 +08:00
if (Z_OBJ_HANDLER_P(expr, get_properties)) {
2003-01-12 21:45:50 +08:00
properties = Z_OBJPROP_P(expr);
}
2003-01-14 20:13:51 +08:00
if (properties) {
if (++properties->u.v.nApplyCount>1) {
2003-01-12 21:45:50 +08:00
ZEND_PUTS(" *RECURSION*");
properties->u.v.nApplyCount--;
2003-01-12 21:45:50 +08:00
return;
}
2003-01-12 22:25:58 +08:00
print_flat_hash(properties TSRMLS_CC);
properties->u.v.nApplyCount--;
2003-01-12 21:45:50 +08:00
}
ZEND_PUTS(")");
break;
}
default:
zend_print_variable(expr TSRMLS_CC);
break;
}
2002-12-02 03:47:02 +08:00
}
/* }}} */
1999-04-08 02:10:10 +08:00
ZEND_API void zend_print_zval_r(zval *expr, int indent TSRMLS_DC) /* {{{ */
{
2003-01-12 22:25:58 +08:00
zend_print_zval_r_ex(zend_write, expr, indent TSRMLS_CC);
}
/* }}} */
ZEND_API void zend_print_zval_r_ex(zend_write_func_t write_func, zval *expr, int indent TSRMLS_DC) /* {{{ */
1999-04-08 02:10:10 +08:00
{
2014-03-27 17:39:09 +08:00
ZVAL_DEREF(expr);
switch (Z_TYPE_P(expr)) {
1999-04-08 02:10:10 +08:00
case IS_ARRAY:
ZEND_PUTS_EX("Array\n");
if (ZEND_HASH_APPLY_PROTECTION(Z_ARRVAL_P(expr)) &&
++Z_ARRVAL_P(expr)->u.v.nApplyCount>1) {
ZEND_PUTS_EX(" *RECURSION*");
Z_ARRVAL_P(expr)->u.v.nApplyCount--;
2000-11-03 07:17:55 +08:00
return;
}
print_hash(write_func, Z_ARRVAL_P(expr), indent, 0 TSRMLS_CC);
if (ZEND_HASH_APPLY_PROTECTION(Z_ARRVAL_P(expr))) {
Z_ARRVAL_P(expr)->u.v.nApplyCount--;
}
1999-04-08 02:10:10 +08:00
break;
case IS_OBJECT:
2001-07-29 16:22:57 +08:00
{
2007-10-11 09:03:19 +08:00
HashTable *properties;
zend_string *class_name = NULL;
2007-10-11 09:03:19 +08:00
int is_temp;
2003-01-14 20:13:51 +08:00
if (Z_OBJ_HANDLER_P(expr, get_class_name)) {
class_name = Z_OBJ_HANDLER_P(expr, get_class_name)(Z_OBJ_P(expr), 0 TSRMLS_CC);
2003-01-12 21:45:50 +08:00
}
if (class_name) {
ZEND_PUTS_EX(class_name->val);
} else {
ZEND_PUTS_EX("Unknown Class");
}
ZEND_PUTS_EX(" Object\n");
if (class_name) {
2014-02-21 19:26:41 +08:00
STR_RELEASE(class_name);
2003-01-12 21:45:50 +08:00
}
2007-10-11 09:03:19 +08:00
if ((properties = Z_OBJDEBUG_P(expr, is_temp)) == NULL) {
break;
2003-01-12 21:45:50 +08:00
}
if (++properties->u.v.nApplyCount>1) {
ZEND_PUTS_EX(" *RECURSION*");
properties->u.v.nApplyCount--;
2007-10-11 09:03:19 +08:00
return;
}
print_hash(write_func, properties, indent, 1 TSRMLS_CC);
properties->u.v.nApplyCount--;
2007-10-11 09:03:19 +08:00
if (is_temp) {
zend_hash_destroy(properties);
2014-04-25 15:54:10 +08:00
FREE_HASHTABLE(properties);
2001-07-29 16:22:57 +08:00
}
break;
2000-11-03 07:17:55 +08:00
}
1999-04-08 02:10:10 +08:00
default:
zend_print_zval_ex(write_func, expr, indent TSRMLS_CC);
1999-04-08 02:10:10 +08:00
break;
}
}
/* }}} */
1999-04-08 02:10:10 +08:00
2008-08-16 03:47:33 +08:00
static FILE *zend_fopen_wrapper(const char *filename, char **opened_path TSRMLS_DC) /* {{{ */
1999-04-08 02:10:10 +08:00
{
if (opened_path) {
*opened_path = estrdup(filename);
}
return fopen(filename, "rb");
1999-04-08 02:10:10 +08:00
}
/* }}} */
1999-04-08 02:10:10 +08:00
#ifdef ZTS
static zend_bool asp_tags_default = 0;
static zend_bool short_tags_default = 1;
static zend_uint compiler_options_default = ZEND_COMPILE_DEFAULT;
#else
# define asp_tags_default 0
# define short_tags_default 1
# define compiler_options_default ZEND_COMPILE_DEFAULT
#endif
static void zend_set_default_compile_time_values(TSRMLS_D) /* {{{ */
{
/* default compile-time values */
CG(asp_tags) = asp_tags_default;
CG(short_tags) = short_tags_default;
CG(compiler_options) = compiler_options_default;
}
/* }}} */
static void zend_init_exception_op(TSRMLS_D) /* {{{ */
{
memset(EG(exception_op), 0, sizeof(EG(exception_op)));
EG(exception_op)[0].opcode = ZEND_HANDLE_EXCEPTION;
EG(exception_op)[0].op1_type = IS_UNUSED;
EG(exception_op)[0].op2_type = IS_UNUSED;
EG(exception_op)[0].result_type = IS_UNUSED;
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op));
EG(exception_op)[1].opcode = ZEND_HANDLE_EXCEPTION;
EG(exception_op)[1].op1_type = IS_UNUSED;
EG(exception_op)[1].op2_type = IS_UNUSED;
EG(exception_op)[1].result_type = IS_UNUSED;
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+1);
EG(exception_op)[2].opcode = ZEND_HANDLE_EXCEPTION;
EG(exception_op)[2].op1_type = IS_UNUSED;
EG(exception_op)[2].op2_type = IS_UNUSED;
EG(exception_op)[2].result_type = IS_UNUSED;
ZEND_VM_SET_OPCODE_HANDLER(EG(exception_op)+2);
}
/* }}} */
#ifdef ZTS
static void function_copy_ctor(zval *zv)
{
zend_function *old_func = Z_FUNC_P(zv);
Z_FUNC_P(zv) = pemalloc(sizeof(zend_internal_function), 1);
memcpy(Z_FUNC_P(zv), old_func, sizeof(zend_internal_function));
function_add_ref(Z_FUNC_P(zv));
}
static void compiler_globals_ctor(zend_compiler_globals *compiler_globals TSRMLS_DC) /* {{{ */
{
compiler_globals->compiled_filename = NULL;
2003-06-02 20:13:11 +08:00
compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(compiler_globals->function_table, 1024, NULL, ZEND_FUNCTION_DTOR, 1, 0);
zend_hash_copy(compiler_globals->function_table, global_function_table, function_copy_ctor);
compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(compiler_globals->class_table, 64, NULL, ZEND_CLASS_DTOR, 1, 0);
zend_hash_copy(compiler_globals->class_table, global_class_table, zend_class_add_ref);
1999-12-27 19:22:57 +08:00
zend_set_default_compile_time_values(TSRMLS_C);
CG(interactive) = 0;
compiler_globals->auto_globals = (HashTable *) malloc(sizeof(HashTable));
zend_hash_init_ex(compiler_globals->auto_globals, 8, NULL, NULL, 1, 0);
zend_hash_copy(compiler_globals->auto_globals, global_auto_globals_table, NULL /* empty element */);
compiler_globals->last_static_member = zend_hash_num_elements(compiler_globals->class_table);
if (compiler_globals->last_static_member) {
2010-05-25 01:07:52 +08:00
compiler_globals->static_members_table = calloc(compiler_globals->last_static_member, sizeof(zval**));
} else {
2010-05-25 01:07:52 +08:00
compiler_globals->static_members_table = NULL;
}
compiler_globals->script_encoding_list = NULL;
}
/* }}} */
static void compiler_globals_dtor(zend_compiler_globals *compiler_globals TSRMLS_DC) /* {{{ */
{
if (compiler_globals->function_table != GLOBAL_FUNCTION_TABLE) {
zend_hash_destroy(compiler_globals->function_table);
2003-12-12 18:50:23 +08:00
free(compiler_globals->function_table);
}
if (compiler_globals->class_table != GLOBAL_CLASS_TABLE) {
zend_hash_destroy(compiler_globals->class_table);
2003-12-12 18:50:23 +08:00
free(compiler_globals->class_table);
}
2003-12-12 18:50:23 +08:00
if (compiler_globals->auto_globals != GLOBAL_AUTO_GLOBALS_TABLE) {
zend_hash_destroy(compiler_globals->auto_globals);
free(compiler_globals->auto_globals);
}
2010-05-25 01:07:52 +08:00
if (compiler_globals->static_members_table) {
free(compiler_globals->static_members_table);
}
if (compiler_globals->script_encoding_list) {
pefree(compiler_globals->script_encoding_list, 1);
}
compiler_globals->last_static_member = 0;
}
/* }}} */
static void executor_globals_ctor(zend_executor_globals *executor_globals TSRMLS_DC) /* {{{ */
{
zend_startup_constants(TSRMLS_C);
zend_copy_constants(EG(zend_constants), GLOBAL_CONSTANTS_TABLE);
zend_init_rsrc_plist(TSRMLS_C);
zend_init_exception_op(TSRMLS_C);
EG(lambda_count) = 0;
ZVAL_UNDEF(&EG(user_error_handler));
ZVAL_UNDEF(&EG(user_exception_handler));
EG(in_autoload) = NULL;
2002-11-02 17:05:18 +08:00
EG(current_execute_data) = NULL;
EG(current_module) = NULL;
EG(exit_status) = 0;
#if XPFPA_HAVE_CW
EG(saved_fpu_cw) = 0;
#endif
EG(saved_fpu_cw_ptr) = NULL;
EG(active) = 0;
}
/* }}} */
static void executor_globals_dtor(zend_executor_globals *executor_globals TSRMLS_DC) /* {{{ */
{
zend_ini_shutdown(TSRMLS_C);
if (&executor_globals->persistent_list != global_persistent_list) {
zend_destroy_rsrc_list(&executor_globals->persistent_list TSRMLS_CC);
}
if (executor_globals->zend_constants != GLOBAL_CONSTANTS_TABLE) {
zend_hash_destroy(executor_globals->zend_constants);
free(executor_globals->zend_constants);
}
}
/* }}} */
static void zend_new_thread_end_handler(THREAD_T thread_id TSRMLS_DC) /* {{{ */
{
if (zend_copy_ini_directives(TSRMLS_C) == SUCCESS) {
zend_ini_refresh_caches(ZEND_INI_STAGE_STARTUP TSRMLS_CC);
}
}
/* }}} */
#endif
#if defined(__FreeBSD__) || defined(__DragonFly__)
/* FreeBSD and DragonFly floating point precision fix */
#include <floatingpoint.h>
#endif
static void ini_scanner_globals_ctor(zend_ini_scanner_globals *scanner_globals_p TSRMLS_DC) /* {{{ */
{
memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
}
/* }}} */
static void php_scanner_globals_ctor(zend_php_scanner_globals *scanner_globals_p TSRMLS_DC) /* {{{ */
{
memset(scanner_globals_p, 0, sizeof(*scanner_globals_p));
}
/* }}} */
2007-07-21 08:35:15 +08:00
void zend_init_opcodes_handlers(void);
static void module_destructor_zval(zval *zv) /* {{{ */
{
zend_module_entry *module = (zend_module_entry*)Z_PTR_P(zv);
module_destructor(module);
free(module);
}
/* }}} */
static void auto_global_dtor(zval *zv) /* {{{ */
{
free(Z_PTR_P(zv));
}
/* }}} */
static zend_bool php_auto_globals_create_globals(zend_string *name TSRMLS_DC) /* {{{ */
{
zval globals;
ZVAL_ARR(&globals, &EG(symbol_table));
ZVAL_NEW_REF(&globals, &globals);
zend_hash_update(&EG(symbol_table).ht, name, &globals);
return 0;
}
/* }}} */
int zend_startup(zend_utility_functions *utility_functions, char **extensions TSRMLS_DC) /* {{{ */
1999-04-08 02:10:10 +08:00
{
#ifdef ZTS
zend_compiler_globals *compiler_globals;
zend_executor_globals *executor_globals;
extern ZEND_API ts_rsrc_id ini_scanner_globals_id;
extern ZEND_API ts_rsrc_id language_scanner_globals_id;
#else
extern zend_ini_scanner_globals ini_scanner_globals;
extern zend_php_scanner_globals language_scanner_globals;
#endif
2006-07-18 17:06:33 +08:00
start_memory_manager(TSRMLS_C);
virtual_cwd_startup(); /* Could use shutdown to free the main cwd but it would just slow it down for CGI */
#if defined(__FreeBSD__) || defined(__DragonFly__)
/* FreeBSD and DragonFly floating point precision fix */
fpsetmask(0);
#endif
zend_startup_strtod();
zend_startup_extensions_mechanism();
1999-04-08 02:10:10 +08:00
/* Set up utility functions and values */
zend_error_cb = utility_functions->error_function;
1999-04-08 02:10:10 +08:00
zend_printf = utility_functions->printf_function;
zend_write = (zend_write_func_t) utility_functions->write_function;
1999-04-08 02:10:10 +08:00
zend_fopen = utility_functions->fopen_function;
if (!zend_fopen) {
zend_fopen = zend_fopen_wrapper;
}
zend_stream_open_function = utility_functions->stream_open_function;
2000-03-06 03:50:10 +08:00
zend_message_dispatcher_p = utility_functions->message_handler;
2011-06-22 22:23:21 +08:00
#ifndef ZEND_SIGNALS
1999-04-08 02:10:10 +08:00
zend_block_interruptions = utility_functions->block_interruptions;
zend_unblock_interruptions = utility_functions->unblock_interruptions;
2011-06-22 22:23:21 +08:00
#endif
zend_get_configuration_directive_p = utility_functions->get_configuration_directive;
zend_ticks_function = utility_functions->ticks_function;
2002-09-19 23:58:01 +08:00
zend_on_timeout = utility_functions->on_timeout;
zend_vspprintf = utility_functions->vspprintf_function;
zend_vstrpprintf = utility_functions->vstrpprintf_function;
2004-09-06 06:40:35 +08:00
zend_getenv = utility_functions->getenv_function;
zend_resolve_path = utility_functions->resolve_path_function;
1999-06-20 04:42:15 +08:00
2010-04-24 21:32:30 +08:00
#if HAVE_DTRACE
/* build with dtrace support */
zend_compile_file = dtrace_compile_file;
zend_execute_ex = dtrace_execute_ex;
2010-04-24 21:32:30 +08:00
zend_execute_internal = dtrace_execute_internal;
#else
zend_compile_file = compile_file;
zend_execute_ex = execute_ex;
zend_execute_internal = NULL;
2010-04-24 21:32:30 +08:00
#endif /* HAVE_SYS_SDT_H */
zend_compile_string = compile_string;
zend_throw_exception_hook = NULL;
1999-04-08 02:10:10 +08:00
zend_init_opcodes_handlers();
1999-04-08 02:10:10 +08:00
/* set up version */
zend_version_info = strdup(ZEND_CORE_VERSION_INFO);
zend_version_info_length = sizeof(ZEND_CORE_VERSION_INFO) - 1;
GLOBAL_FUNCTION_TABLE = (HashTable *) malloc(sizeof(HashTable));
GLOBAL_CLASS_TABLE = (HashTable *) malloc(sizeof(HashTable));
GLOBAL_AUTO_GLOBALS_TABLE = (HashTable *) malloc(sizeof(HashTable));
GLOBAL_CONSTANTS_TABLE = (HashTable *) malloc(sizeof(HashTable));
1999-04-08 02:10:10 +08:00
zend_hash_init_ex(GLOBAL_FUNCTION_TABLE, 1024, NULL, ZEND_FUNCTION_DTOR, 1, 0);
zend_hash_init_ex(GLOBAL_CLASS_TABLE, 64, NULL, ZEND_CLASS_DTOR, 1, 0);
zend_hash_init_ex(GLOBAL_AUTO_GLOBALS_TABLE, 8, NULL, auto_global_dtor, 1, 0);
zend_hash_init_ex(GLOBAL_CONSTANTS_TABLE, 128, NULL, ZEND_CONSTANT_DTOR, 1, 0);
zend_hash_init_ex(&module_registry, 32, NULL, module_destructor_zval, 1, 0);
zend_init_rsrc_list_dtors();
1999-04-08 02:10:10 +08:00
#ifdef ZTS
ts_allocate_id(&compiler_globals_id, sizeof(zend_compiler_globals), (ts_allocate_ctor) compiler_globals_ctor, (ts_allocate_dtor) compiler_globals_dtor);
ts_allocate_id(&executor_globals_id, sizeof(zend_executor_globals), (ts_allocate_ctor) executor_globals_ctor, (ts_allocate_dtor) executor_globals_dtor);
ts_allocate_id(&language_scanner_globals_id, sizeof(zend_php_scanner_globals), (ts_allocate_ctor) php_scanner_globals_ctor, NULL);
ts_allocate_id(&ini_scanner_globals_id, sizeof(zend_ini_scanner_globals), (ts_allocate_ctor) ini_scanner_globals_ctor, NULL);
compiler_globals = ts_resource(compiler_globals_id);
executor_globals = ts_resource(executor_globals_id);
2003-12-12 18:50:23 +08:00
compiler_globals_dtor(compiler_globals TSRMLS_CC);
2004-02-12 06:58:03 +08:00
compiler_globals->in_compilation = 0;
2003-12-12 18:50:23 +08:00
compiler_globals->function_table = (HashTable *) malloc(sizeof(HashTable));
compiler_globals->class_table = (HashTable *) malloc(sizeof(HashTable));
*compiler_globals->function_table = *GLOBAL_FUNCTION_TABLE;
*compiler_globals->class_table = *GLOBAL_CLASS_TABLE;
compiler_globals->auto_globals = GLOBAL_AUTO_GLOBALS_TABLE;
zend_hash_destroy(executor_globals->zend_constants);
*executor_globals->zend_constants = *GLOBAL_CONSTANTS_TABLE;
1999-07-15 03:49:19 +08:00
#else
ini_scanner_globals_ctor(&ini_scanner_globals TSRMLS_CC);
php_scanner_globals_ctor(&language_scanner_globals TSRMLS_CC);
zend_set_default_compile_time_values(TSRMLS_C);
ZVAL_UNDEF(&EG(user_error_handler));
ZVAL_UNDEF(&EG(user_exception_handler));
#endif
zend_interned_strings_init(TSRMLS_C);
zend_startup_builtin_functions(TSRMLS_C);
zend_register_standard_constants(TSRMLS_C);
zend_register_auto_global(STR_INIT("GLOBALS", sizeof("GLOBALS") - 1, 1), 1, php_auto_globals_create_globals TSRMLS_CC);
1999-05-09 20:24:21 +08:00
#ifndef ZTS
zend_init_rsrc_plist(TSRMLS_C);
zend_init_exception_op(TSRMLS_C);
1999-05-09 20:24:21 +08:00
#endif
zend_ini_startup(TSRMLS_C);
#ifdef ZTS
tsrm_set_new_thread_end_handler(zend_new_thread_end_handler);
#endif
1999-04-08 02:10:10 +08:00
return SUCCESS;
}
/* }}} */
1999-04-08 02:10:10 +08:00
void zend_register_standard_ini_entries(TSRMLS_D) /* {{{ */
2002-11-20 01:51:30 +08:00
{
int module_number = 0;
REGISTER_INI_ENTRIES();
}
/* }}} */
2002-11-20 01:51:30 +08:00
2002-09-17 20:42:11 +08:00
/* Unlink the global (r/o) copies of the class, function and constant tables,
* and use a fresh r/w copy for the startup thread
*/
void zend_post_startup(TSRMLS_D) /* {{{ */
2002-09-17 20:42:11 +08:00
{
#ifdef ZTS
zend_encoding **script_encoding_list;
2002-09-17 20:42:11 +08:00
zend_compiler_globals *compiler_globals = ts_resource(compiler_globals_id);
zend_executor_globals *executor_globals = ts_resource(executor_globals_id);
2002-09-17 20:42:11 +08:00
*GLOBAL_FUNCTION_TABLE = *compiler_globals->function_table;
*GLOBAL_CLASS_TABLE = *compiler_globals->class_table;
*GLOBAL_CONSTANTS_TABLE = *executor_globals->zend_constants;
asp_tags_default = CG(asp_tags);
short_tags_default = CG(short_tags);
compiler_options_default = CG(compiler_options);
2007-10-11 09:03:19 +08:00
2003-01-09 17:22:44 +08:00
zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC);
2003-12-12 18:50:23 +08:00
free(compiler_globals->function_table);
free(compiler_globals->class_table);
if ((script_encoding_list = (zend_encoding **)compiler_globals->script_encoding_list)) {
compiler_globals_ctor(compiler_globals, tsrm_ls);
compiler_globals->script_encoding_list = (const zend_encoding **)script_encoding_list;
} else {
compiler_globals_ctor(compiler_globals, tsrm_ls);
}
2003-12-12 18:50:23 +08:00
free(EG(zend_constants));
virtual_cwd_deactivate(TSRMLS_C);
executor_globals_ctor(executor_globals, tsrm_ls);
global_persistent_list = &EG(persistent_list);
zend_copy_ini_directives(TSRMLS_C);
#else
virtual_cwd_deactivate(TSRMLS_C);
2002-09-17 20:42:11 +08:00
#endif
}
/* }}} */
2002-09-17 20:42:11 +08:00
void zend_shutdown(TSRMLS_D) /* {{{ */
1999-04-08 02:10:10 +08:00
{
2011-06-22 22:23:21 +08:00
#ifdef ZEND_SIGNALS
zend_signal_shutdown(TSRMLS_C);
#endif
#ifdef ZEND_WIN32
zend_shutdown_timeout_thread();
1999-05-09 20:24:21 +08:00
#endif
zend_destroy_rsrc_list(&EG(persistent_list) TSRMLS_CC);
zend_destroy_modules();
virtual_cwd_deactivate(TSRMLS_C);
virtual_cwd_shutdown();
zend_hash_destroy(GLOBAL_FUNCTION_TABLE);
2001-12-26 19:18:00 +08:00
zend_hash_destroy(GLOBAL_CLASS_TABLE);
zend_hash_destroy(GLOBAL_AUTO_GLOBALS_TABLE);
free(GLOBAL_AUTO_GLOBALS_TABLE);
2005-01-10 00:18:39 +08:00
2001-07-31 12:53:54 +08:00
zend_shutdown_extensions(TSRMLS_C);
1999-04-08 02:10:10 +08:00
free(zend_version_info);
2003-12-12 19:14:44 +08:00
free(GLOBAL_FUNCTION_TABLE);
free(GLOBAL_CLASS_TABLE);
zend_hash_destroy(GLOBAL_CONSTANTS_TABLE);
2003-12-12 16:25:58 +08:00
free(GLOBAL_CONSTANTS_TABLE);
zend_shutdown_strtod();
#ifdef ZTS
2003-12-12 18:50:23 +08:00
GLOBAL_FUNCTION_TABLE = NULL;
GLOBAL_CLASS_TABLE = NULL;
GLOBAL_AUTO_GLOBALS_TABLE = NULL;
GLOBAL_CONSTANTS_TABLE = NULL;
#endif
zend_destroy_rsrc_list_dtors();
zend_interned_strings_dtor(TSRMLS_C);
1999-04-08 02:10:10 +08:00
}
/* }}} */
1999-04-08 02:10:10 +08:00
void zend_set_utility_values(zend_utility_values *utility_values) /* {{{ */
{
zend_uv = *utility_values;
zend_uv.import_use_extension_length = strlen(zend_uv.import_use_extension);
}
/* }}} */
1999-04-08 02:10:10 +08:00
/* this should be compatible with the standard zenderror */
void zenderror(const char *error) /* {{{ */
1999-04-08 02:10:10 +08:00
{
2003-09-22 12:21:44 +08:00
zend_error(E_PARSE, "%s", error);
1999-04-08 02:10:10 +08:00
}
/* }}} */
1999-04-08 02:10:10 +08:00
BEGIN_EXTERN_C()
ZEND_API void _zend_bailout(char *filename, uint lineno) /* {{{ */
1999-04-08 02:10:10 +08:00
{
TSRMLS_FETCH();
1999-04-08 02:10:10 +08:00
if (!EG(bailout)) {
2001-07-22 00:21:22 +08:00
zend_output_debug_string(1, "%s(%d) : Bailed out without a bailout address!", filename, lineno);
exit(-1);
}
CG(unclean_shutdown) = 1;
CG(active_class_entry) = NULL;
CG(in_compilation) = 0;
EG(current_execute_data) = NULL;
LONGJMP(*EG(bailout), FAILURE);
1999-04-08 02:10:10 +08:00
}
/* }}} */
END_EXTERN_C()
1999-04-08 02:10:10 +08:00
void zend_append_version_info(const zend_extension *extension) /* {{{ */
1999-04-08 02:10:10 +08:00
{
char *new_info;
uint new_info_length;
new_info_length = sizeof(" with v, , by \n")
1999-04-08 02:10:10 +08:00
+ strlen(extension->name)
+ strlen(extension->version)
+ strlen(extension->copyright)
+ strlen(extension->author);
new_info = (char *) malloc(new_info_length + 1);
1999-04-08 02:10:10 +08:00
snprintf(new_info, new_info_length, " with %s v%s, %s, by %s\n", extension->name, extension->version, extension->copyright, extension->author);
1999-04-08 02:10:10 +08:00
zend_version_info = (char *) realloc(zend_version_info, zend_version_info_length+new_info_length + 1);
strncat(zend_version_info, new_info, new_info_length);
1999-04-08 02:10:10 +08:00
zend_version_info_length += new_info_length;
free(new_info);
}
/* }}} */
1999-04-08 02:10:10 +08:00
ZEND_API char *get_zend_version(void) /* {{{ */
1999-04-08 02:10:10 +08:00
{
return zend_version_info;
}
/* }}} */
2013-11-18 06:39:31 +08:00
ZEND_API void zend_activate(TSRMLS_D) /* {{{ */
{
#ifdef ZTS
virtual_cwd_activate(TSRMLS_C);
#endif
2008-01-22 17:27:48 +08:00
gc_reset(TSRMLS_C);
init_compiler(TSRMLS_C);
init_executor(TSRMLS_C);
startup_scanner(TSRMLS_C);
}
/* }}} */
void zend_call_destructors(TSRMLS_D) /* {{{ */
{
zend_try {
shutdown_destructors(TSRMLS_C);
} zend_end_try();
}
/* }}} */
2013-11-18 06:39:31 +08:00
ZEND_API void zend_deactivate(TSRMLS_D) /* {{{ */
{
/* we're no longer executing anything */
EG(current_execute_data) = NULL;
EG(active_symbol_table) = NULL;
zend_try {
shutdown_scanner(TSRMLS_C);
} zend_end_try();
/* shutdown_executor() takes care of its own bailout handling */
shutdown_executor(TSRMLS_C);
zend_try {
shutdown_compiler(TSRMLS_C);
} zend_end_try();
zend_destroy_rsrc_list(&EG(regular_list) TSRMLS_CC);
2014-05-05 06:50:51 +08:00
#if ZEND_DEBUG
2008-01-22 17:27:48 +08:00
if (GC_G(gc_enabled) && !CG(unclean_shutdown)) {
gc_collect_cycles(TSRMLS_C);
}
#endif
#if GC_BENCH
fprintf(stderr, "GC Statistics\n");
fprintf(stderr, "-------------\n");
fprintf(stderr, "Runs: %d\n", GC_G(gc_runs));
fprintf(stderr, "Collected: %d\n", GC_G(collected));
fprintf(stderr, "Root buffer length: %d\n", GC_G(root_buf_length));
fprintf(stderr, "Root buffer peak: %d\n\n", GC_G(root_buf_peak));
fprintf(stderr, " Possible Remove from Marked\n");
fprintf(stderr, " Root Buffered buffer grey\n");
fprintf(stderr, " -------- -------- ----------- ------\n");
fprintf(stderr, "ZVAL %8d %8d %9d %8d\n", GC_G(zval_possible_root), GC_G(zval_buffered), GC_G(zval_remove_from_buffer), GC_G(zval_marked_grey));
fprintf(stderr, "ZOBJ %8d %8d %9d %8d\n", GC_G(zobj_possible_root), GC_G(zobj_buffered), GC_G(zobj_remove_from_buffer), GC_G(zobj_marked_grey));
#endif
zend_try {
zend_ini_deactivate(TSRMLS_C);
} zend_end_try();
}
/* }}} */
2000-03-06 03:50:10 +08:00
2000-03-06 18:46:40 +08:00
BEGIN_EXTERN_C()
ZEND_API void zend_message_dispatcher(long message, const void *data TSRMLS_DC) /* {{{ */
2000-03-06 03:50:10 +08:00
{
if (zend_message_dispatcher_p) {
2008-08-16 03:47:33 +08:00
zend_message_dispatcher_p(message, data TSRMLS_CC);
2000-03-06 03:50:10 +08:00
}
}
/* }}} */
2000-03-06 18:46:40 +08:00
END_EXTERN_C()
2000-03-06 03:50:10 +08:00
ZEND_API int zend_get_configuration_directive(const char *name, uint name_length, zval *contents) /* {{{ */
2000-03-06 03:50:10 +08:00
{
if (zend_get_configuration_directive_p) {
return zend_get_configuration_directive_p(name, name_length, contents);
2000-03-06 03:50:10 +08:00
} else {
return FAILURE;
}
}
/* }}} */
#define SAVE_STACK(stack) do { \
if (CG(stack).top) { \
memcpy(&stack, &CG(stack), sizeof(zend_stack)); \
CG(stack).top = CG(stack).max = 0; \
CG(stack).elements = NULL; \
} else { \
stack.top = 0; \
} \
} while (0)
#define RESTORE_STACK(stack) do { \
if (stack.top) { \
zend_stack_destroy(&CG(stack)); \
memcpy(&CG(stack), &stack, sizeof(zend_stack)); \
} \
} while (0)
ZEND_API void zend_error(int type, const char *format, ...) /* {{{ */
{
char *str;
int len;
va_list args;
va_list usr_copy;
zval params[5];
zval retval;
const char *error_filename;
2014-04-22 21:46:34 +08:00
uint error_lineno = 0;
zval orig_user_error_handler;
zend_bool in_compilation;
zend_class_entry *saved_class_entry;
zend_stack bp_stack;
zend_stack function_call_stack;
zend_stack switch_cond_stack;
zend_stack foreach_copy_stack;
zend_stack object_stack;
zend_stack declare_stack;
zend_stack list_stack;
zend_stack context_stack;
TSRMLS_FETCH();
/* Report about uncaught exception in case of fatal errors */
if (EG(exception)) {
zend_execute_data *ex;
zend_op *opline;
switch (type) {
case E_CORE_ERROR:
case E_ERROR:
case E_RECOVERABLE_ERROR:
case E_PARSE:
case E_COMPILE_ERROR:
case E_USER_ERROR:
ex = EG(current_execute_data);
opline = NULL;
while (ex && (!ex->func || !ZEND_USER_CODE(ex->func->type))) {
ex = ex->prev_execute_data;
}
if (ex && ex->opline && ex->opline->opcode == ZEND_HANDLE_EXCEPTION &&
EG(opline_before_exception)) {
opline = EG(opline_before_exception);
}
zend_exception_error(EG(exception), E_WARNING TSRMLS_CC);
EG(exception) = NULL;
if (opline) {
ex->opline = opline;
}
break;
default:
break;
}
}
/* Obtain relevant filename and lineno */
switch (type) {
case E_CORE_ERROR:
case E_CORE_WARNING:
error_filename = NULL;
error_lineno = 0;
break;
case E_PARSE:
case E_COMPILE_ERROR:
case E_COMPILE_WARNING:
case E_ERROR:
case E_NOTICE:
case E_STRICT:
case E_DEPRECATED:
case E_WARNING:
case E_USER_ERROR:
case E_USER_WARNING:
case E_USER_NOTICE:
case E_USER_DEPRECATED:
case E_RECOVERABLE_ERROR:
2001-07-30 15:43:02 +08:00
if (zend_is_compiling(TSRMLS_C)) {
error_filename = zend_get_compiled_filename(TSRMLS_C)->val;
error_lineno = zend_get_compiled_lineno(TSRMLS_C);
2001-07-30 15:43:02 +08:00
} else if (zend_is_executing(TSRMLS_C)) {
error_filename = zend_get_executed_filename(TSRMLS_C);
if (error_filename[0] == '[') { /* [no active file] */
error_filename = NULL;
error_lineno = 0;
} else {
error_lineno = zend_get_executed_lineno(TSRMLS_C);
}
} else {
error_filename = NULL;
error_lineno = 0;
}
break;
default:
error_filename = NULL;
error_lineno = 0;
break;
}
if (!error_filename) {
error_filename = "Unknown";
}
2010-04-24 21:32:30 +08:00
#ifdef HAVE_DTRACE
if(DTRACE_ERROR_ENABLED()) {
char *dtrace_error_buffer;
va_start(args, format);
2010-04-24 21:32:30 +08:00
zend_vspprintf(&dtrace_error_buffer, 0, format, args);
DTRACE_ERROR(dtrace_error_buffer, (char *)error_filename, error_lineno);
2010-04-24 21:32:30 +08:00
efree(dtrace_error_buffer);
va_end(args);
2010-04-24 21:32:30 +08:00
}
#endif /* HAVE_DTRACE */
va_start(args, format);
/* if we don't have a user defined error handler */
if (Z_TYPE(EG(user_error_handler)) == IS_UNDEF
|| !(EG(user_error_handler_error_reporting) & type)
|| EG(error_handling) != EH_NORMAL) {
zend_error_cb(type, error_filename, error_lineno, format, args);
} else switch (type) {
case E_ERROR:
case E_PARSE:
case E_CORE_ERROR:
case E_CORE_WARNING:
case E_COMPILE_ERROR:
case E_COMPILE_WARNING:
/* The error may not be safe to handle in user-space */
zend_error_cb(type, error_filename, error_lineno, format, args);
break;
default:
/* Handle the error in user space */
/* va_copy() is __va_copy() in old gcc versions.
* According to the autoconf manual, using
* memcpy(&dst, &src, sizeof(va_list))
* gives maximum portability. */
#ifndef va_copy
# ifdef __va_copy
# define va_copy(dest, src) __va_copy((dest), (src))
# else
# define va_copy(dest, src) memcpy(&(dest), &(src), sizeof(va_list))
# endif
#endif
va_copy(usr_copy, args);
len = zend_vspprintf(&str, 0, format, usr_copy);
ZVAL_NEW_STR(&params[1], STR_INIT(str, len, 0));
efree(str);
#ifdef va_copy
va_end(usr_copy);
#endif
ZVAL_LONG(&params[0], type);
2000-06-29 06:08:47 +08:00
if (error_filename) {
ZVAL_STRING(&params[2], error_filename);
} else {
ZVAL_NULL(&params[2]);
2000-06-29 06:08:47 +08:00
}
ZVAL_LONG(&params[3], error_lineno);
2000-06-29 06:08:47 +08:00
if (!EG(active_symbol_table)) {
zend_rebuild_symbol_table(TSRMLS_C);
}
/* during shutdown the symbol table table can be still null */
if (!EG(active_symbol_table)) {
ZVAL_NULL(&params[4]);
} else {
ZVAL_NEW_ARR(&params[4]);
zend_array_dup(Z_ARRVAL(params[4]), &EG(active_symbol_table)->ht);
}
2000-06-29 23:07:59 +08:00
ZVAL_COPY_VALUE(&orig_user_error_handler, &EG(user_error_handler));
ZVAL_UNDEF(&EG(user_error_handler));
2007-10-11 09:03:19 +08:00
/* User error handler may include() additinal PHP files.
* If an error was generated during comilation PHP will compile
2007-10-11 09:03:19 +08:00
* such scripts recursivly, but some CG() variables may be
* inconsistent. */
in_compilation = CG(in_compilation);
if (in_compilation) {
saved_class_entry = CG(active_class_entry);
CG(active_class_entry) = NULL;
SAVE_STACK(bp_stack);
SAVE_STACK(function_call_stack);
SAVE_STACK(switch_cond_stack);
SAVE_STACK(foreach_copy_stack);
SAVE_STACK(object_stack);
SAVE_STACK(declare_stack);
SAVE_STACK(list_stack);
SAVE_STACK(context_stack);
CG(in_compilation) = 0;
}
ZVAL_UNDEF(&retval);
if (call_user_function_ex(CG(function_table), NULL, &orig_user_error_handler, &retval, 5, params, 1, NULL TSRMLS_CC) == SUCCESS) {
if (Z_TYPE(retval) != IS_UNDEF) {
if (Z_TYPE(retval) == IS_FALSE) {
zend_error_cb(type, error_filename, error_lineno, format, args);
}
2002-11-25 04:15:56 +08:00
zval_ptr_dtor(&retval);
}
} else if (!EG(exception)) {
/* The user error handler failed, use built-in error handler */
zend_error_cb(type, error_filename, error_lineno, format, args);
}
if (in_compilation) {
CG(active_class_entry) = saved_class_entry;
RESTORE_STACK(bp_stack);
RESTORE_STACK(function_call_stack);
RESTORE_STACK(switch_cond_stack);
RESTORE_STACK(foreach_copy_stack);
RESTORE_STACK(object_stack);
RESTORE_STACK(declare_stack);
RESTORE_STACK(list_stack);
RESTORE_STACK(context_stack);
CG(in_compilation) = 1;
}
zval_ptr_dtor(&params[4]);
zval_ptr_dtor(&params[3]);
zval_ptr_dtor(&params[2]);
zval_ptr_dtor(&params[1]);
zval_ptr_dtor(&params[0]);
if (Z_TYPE(EG(user_error_handler)) == IS_UNDEF) {
ZVAL_COPY_VALUE(&EG(user_error_handler), &orig_user_error_handler);
} else {
zval_ptr_dtor(&orig_user_error_handler);
}
break;
}
va_end(args);
if (type == E_PARSE) {
/* eval() errors do not affect exit_status */
if (!(EG(current_execute_data) &&
EG(current_execute_data)->opline &&
EG(current_execute_data)->opline->opcode == ZEND_INCLUDE_OR_EVAL &&
EG(current_execute_data)->opline->extended_value == ZEND_EVAL)) {
EG(exit_status) = 255;
}
zend_init_compiler_data_structures(TSRMLS_C);
}
}
/* }}} */
2009-06-17 00:10:15 +08:00
#if defined(__GNUC__) && __GNUC__ >= 3 && !defined(__INTEL_COMPILER) && !defined(DARWIN) && !defined(__hpux) && !defined(_AIX) && !defined(__osf__)
void zend_error_noreturn(int type, const char *format, ...) __attribute__ ((alias("zend_error"),noreturn));
#endif
ZEND_API void zend_output_debug_string(zend_bool trigger_break, const char *format, ...) /* {{{ */
{
#if ZEND_DEBUG
va_list args;
va_start(args, format);
2000-06-03 15:34:20 +08:00
# ifdef ZEND_WIN32
{
char output_buf[1024];
vsnprintf(output_buf, 1024, format, args);
OutputDebugString(output_buf);
OutputDebugString("\n");
if (trigger_break && IsDebuggerPresent()) {
DebugBreak();
}
}
# else
vfprintf(stderr, format, args);
fprintf(stderr, "\n");
# endif
va_end(args);
#endif
}
/* }}} */
ZEND_API int zend_execute_scripts(int type TSRMLS_DC, zval *retval, int file_count, ...) /* {{{ */
{
va_list files;
int i;
zend_file_handle *file_handle;
zend_op_array *op_array;
long orig_interactive = CG(interactive);
va_start(files, file_count);
for (i = 0; i < file_count; i++) {
file_handle = va_arg(files, zend_file_handle *);
if (!file_handle) {
continue;
}
if (orig_interactive) {
if (file_handle->filename[0] != '-' || file_handle->filename[1]) {
CG(interactive) = 0;
} else {
CG(interactive) = 1;
}
}
op_array = zend_compile_file(file_handle, type TSRMLS_CC);
if (file_handle->opened_path) {
zend_hash_str_add_empty_element(&EG(included_files), file_handle->opened_path, strlen(file_handle->opened_path));
}
zend_destroy_file_handle(file_handle TSRMLS_CC);
if (op_array) {
zend_execute(op_array, retval TSRMLS_CC);
2008-08-14 18:24:52 +08:00
zend_exception_restore(TSRMLS_C);
2001-12-09 04:58:20 +08:00
if (EG(exception)) {
if (Z_TYPE(EG(user_exception_handler)) != IS_UNDEF) {
zval orig_user_exception_handler;
zval params[1], retval2;
zend_object *old_exception;
old_exception = EG(exception);
EG(exception) = NULL;
ZVAL_OBJ(&params[0], old_exception);
ZVAL_COPY_VALUE(&orig_user_exception_handler, &EG(user_exception_handler));
ZVAL_UNDEF(&retval2);
if (call_user_function_ex(CG(function_table), NULL, &orig_user_exception_handler, &retval2, 1, params, 1, NULL TSRMLS_CC) == SUCCESS) {
zval_ptr_dtor(&retval2);
2008-08-14 18:24:52 +08:00
if (EG(exception)) {
OBJ_RELEASE(EG(exception));
2008-08-14 18:24:52 +08:00
EG(exception) = NULL;
}
OBJ_RELEASE(old_exception);
2008-08-14 18:24:52 +08:00
} else {
EG(exception) = old_exception;
2009-01-02 21:14:49 +08:00
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
} else {
2009-01-02 21:14:49 +08:00
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
2001-08-31 21:11:52 +08:00
}
destroy_op_array(op_array TSRMLS_CC);
efree(op_array);
} else if (type==ZEND_REQUIRE) {
va_end(files);
CG(interactive) = orig_interactive;
return FAILURE;
}
}
va_end(files);
CG(interactive) = orig_interactive;
return SUCCESS;
}
/* }}} */
#define COMPILED_STRING_DESCRIPTION_FORMAT "%s(%d) : %s"
ZEND_API char *zend_make_compiled_string_description(const char *name TSRMLS_DC) /* {{{ */
{
const char *cur_filename;
int cur_lineno;
char *compiled_string_description;
2001-07-30 15:43:02 +08:00
if (zend_is_compiling(TSRMLS_C)) {
cur_filename = zend_get_compiled_filename(TSRMLS_C)->val;
cur_lineno = zend_get_compiled_lineno(TSRMLS_C);
2001-07-30 15:43:02 +08:00
} else if (zend_is_executing(TSRMLS_C)) {
cur_filename = zend_get_executed_filename(TSRMLS_C);
cur_lineno = zend_get_executed_lineno(TSRMLS_C);
} else {
cur_filename = "Unknown";
cur_lineno = 0;
}
zend_spprintf(&compiled_string_description, 0, COMPILED_STRING_DESCRIPTION_FORMAT, cur_filename, cur_lineno, name);
return compiled_string_description;
}
/* }}} */
void free_estring(char **str_p) /* {{{ */
2001-01-15 18:52:06 +08:00
{
efree(*str_p);
}
void free_string_zval(zval *zv) /* {{{ */
{
zend_string *str = Z_PTR_P(zv);
STR_RELEASE(str);
}
/* }}} */
2003-02-11 00:11:24 +08:00
2002-08-16 18:12:17 +08:00
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
*/