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573b460 @andigutmans Zend Library
andigutmans authored
1 /*
2 +----------------------------------------------------------------------+
3 | Zend Engine |
4 +----------------------------------------------------------------------+
d1dded8 MFH: Bump copyright year, 2 of 2.
Sebastian Bergmann authored
5 | Copyright (c) 1998-2008 Zend Technologies Ltd. (http://www.zend.com) |
573b460 @andigutmans Zend Library
andigutmans authored
6 +----------------------------------------------------------------------+
d863d52 Update headers.
Sebastian Bergmann authored
7 | This source file is subject to version 2.00 of the Zend license, |
b5b1117 @zsuraski License update
zsuraski authored
8 | that is bundled with this package in the file LICENSE, and is |
f68c7ff updating license information in the headers.
James Cox authored
9 | available through the world-wide-web at the following url: |
d863d52 Update headers.
Sebastian Bergmann authored
10 | http://www.zend.com/license/2_00.txt. |
b5b1117 @zsuraski License update
zsuraski authored
11 | If you did not receive a copy of the Zend license and are unable to |
12 | obtain it through the world-wide-web, please send a note to |
13 | license@zend.com so we can mail you a copy immediately. |
573b460 @andigutmans Zend Library
andigutmans authored
14 +----------------------------------------------------------------------+
15 | Authors: Andi Gutmans <andi@zend.com> |
16 | Zeev Suraski <zeev@zend.com> |
17 +----------------------------------------------------------------------+
18 */
19
333406b - Added some missing CVS $Id$ tags, headers and footers.
foobar authored
20 /* $Id$ */
b5b1117 @zsuraski License update
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21
a617217 Replace macros which begin with an underscore through an appropiately
Sascha Schumann authored
22 #ifndef ZEND_GLOBALS_H
23 #define ZEND_GLOBALS_H
573b460 @andigutmans Zend Library
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24
99947a2 @andigutmans - Shift around header files.
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25
573b460 @andigutmans Zend Library
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26 #include <setjmp.h>
27
99947a2 @andigutmans - Shift around header files.
andigutmans authored
28 #include "zend_globals_macros.h"
29
573b460 @andigutmans Zend Library
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30 #include "zend_stack.h"
31 #include "zend_ptr_stack.h"
32 #include "zend_hash.h"
33 #include "zend_llist.h"
6608f07 @smalyshev Mega-commit: Enter the new object model
smalyshev authored
34 #include "zend_objects.h"
f75f3cf @smalyshev Generalize object storage and reference bookkeeping
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35 #include "zend_objects_API.h"
5230321 - Fix Reflection class names
Marcus Boerger authored
36 #include "zend_modules.h"
573b460 @andigutmans Zend Library
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37
ab9dcec @fujimoto - added script encoding support to Zend Engine 2.
fujimoto authored
38 #ifdef ZEND_MULTIBYTE
39 #include "zend_multibyte.h"
40 #endif /* ZEND_MULTIBYTE */
41
7a87fcb @zsuraski Thread safety patch. We're still not quite there but it compiles again,...
zsuraski authored
42 /* Define ZTS if you want a thread-safe Zend */
52fcaa4 @zsuraski Thread-safe project
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43 /*#undef ZTS*/
573b460 @andigutmans Zend Library
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44
45 #ifdef ZTS
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
zsuraski authored
46
47 BEGIN_EXTERN_C()
e06a1ed @zsuraski Thread safety fixes
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48 ZEND_API extern int compiler_globals_id;
49 ZEND_API extern int executor_globals_id;
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
zsuraski authored
50 END_EXTERN_C()
51
573b460 @andigutmans Zend Library
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52 #endif
53
54 #define SYMTABLE_CACHE_SIZE 32
55
56
57 #include "zend_compile.h"
58
b510a6d More portability stuff
Sascha Schumann authored
59 /* excpt.h on Digital Unix 4.0 defines function_table */
60 #undef function_table
fafbf6d @zsuraski - Implement declare() with declarables framework
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61
62
63 typedef struct _zend_declarables {
64 zval ticks;
65 } zend_declarables;
66
67
573b460 @andigutmans Zend Library
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68 struct _zend_compiler_globals {
69 zend_stack bp_stack;
70 zend_stack switch_cond_stack;
22f066e @andigutmans - Add foreach() freeing code.
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71 zend_stack foreach_copy_stack;
573b460 @andigutmans Zend Library
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72 zend_stack object_stack;
fafbf6d @zsuraski - Implement declare() with declarables framework
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73 zend_stack declare_stack;
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74
26578c3 @andigutmans - Initial support for nested class definitions
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75 zend_class_entry *active_class_entry;
573b460 @andigutmans Zend Library
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76
77 /* variables for list() compilation */
78 zend_llist list_llist;
79 zend_llist dimension_llist;
43ebb86 @zsuraski Fix bug #10287 - avoid crashing under a bogus usage of list()
zsuraski authored
80 zend_stack list_stack;
573b460 @andigutmans Zend Library
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81
82 zend_stack function_call_stack;
83
84 char *compiled_filename;
85
86 int zend_lineno;
86a0efc @zsuraski Fix #2744
zsuraski authored
87 int comment_start_line;
573b460 @andigutmans Zend Library
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88 char *heredoc;
89 int heredoc_len;
90
91 zend_op_array *active_op_array;
92
93 HashTable *function_table; /* function symbol table */
94 HashTable *class_table; /* class table */
95
c34f41b @zsuraski Eliminate run-time leak with eval()'s
zsuraski authored
96 HashTable filenames_table;
573b460 @andigutmans Zend Library
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97
9d11db1 @andigutmans - Merge new $_GET, $_POST etc. patch from Engine 1 tree
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98 HashTable *auto_globals;
99
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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100 zend_bool in_compilation;
9ece796 @zsuraski define zend_bool
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101 zend_bool short_tags;
102 zend_bool asp_tags;
ced9cee @zsuraski - Implement return by reference:
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103 zend_bool allow_call_time_pass_reference;
573b460 @andigutmans Zend Library
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104
fafbf6d @zsuraski - Implement declare() with declarables framework
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105 zend_declarables declarables;
106
573b460 @andigutmans Zend Library
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107 /* For extensions support */
9ece796 @zsuraski define zend_bool
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108 zend_bool extended_info; /* generate extension information for debugger/profiler */
109 zend_bool handle_op_arrays; /* run op_arrays through op_array handlers */
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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110
9ece796 @zsuraski define zend_bool
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111 zend_bool unclean_shutdown;
87ba08d @zsuraski Avoid leaking fd's in case of failures
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112
9596255 @zsuraski Final touches on the INI parser
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113 zend_bool ini_parser_unbuffered_errors;
114
87ba08d @zsuraski Avoid leaking fd's in case of failures
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115 zend_llist open_files;
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, without a...
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116
f1e8815 @andigutmans - Change exception handling to use the Java-like catch(MyException $exce...
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117 long catch_begin;
29f5dbe @andigutmans - Initial support for exceptions.
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118
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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119 struct _zend_ini_parser_param *ini_parser_param;
120
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, without a...
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121 int interactive;
7ade3b3 @zsuraski Fix an off by one lineno issue, in case of an implicit ;
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122
cf05f34 @zsuraski MFZE1 - lineno fix
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123 zend_uint start_lineno;
7ade3b3 @zsuraski Fix an off by one lineno issue, in case of an implicit ;
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124 zend_bool increment_lineno;
b90d80b @andigutmans - Initial patch to support importing from class scopes (for Stig).
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125
26dd849 @zsuraski Add support for interfaces
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126 znode implementing_class;
e062dff @zsuraski - Implement public/protected/private methods.
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127
471947b @zsuraski Reimplement PPP properties
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128 zend_uint access_type;
bdd3b60 Implement a different way to catch documentation comments.
Andrei Zmievski authored
129
130 char *doc_comment;
131 zend_uint doc_comment_len;
ab9dcec @fujimoto - added script encoding support to Zend Engine 2.
fujimoto authored
132
f32ffe9 Namespaces
Dmitry Stogov authored
133 zval *current_namespace;
134 HashTable *current_import;
135
ab9dcec @fujimoto - added script encoding support to Zend Engine 2.
fujimoto authored
136 #ifdef ZEND_MULTIBYTE
137 zend_encoding **script_encoding_list;
138 int script_encoding_list_size;
a8c6b99 Fixed bug #35147 (__HALT_COMPILER() breaks with --enable-zend-multibyte)
Dmitry Stogov authored
139 zend_bool detect_unicode;
ab9dcec @fujimoto - added script encoding support to Zend Engine 2.
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140
141 zend_encoding *internal_encoding;
142
143 /* multibyte utility functions */
144 zend_encoding_detector encoding_detector;
145 zend_encoding_converter encoding_converter;
146 zend_encoding_oddlen encoding_oddlen;
147 #endif /* ZEND_MULTIBYTE */
8768ab9 Fixed bug #34729 (Crash in ZTS mode under Apache)
Dmitry Stogov authored
148
149 #ifdef ZTS
150 HashTable **static_members;
151 int last_static_member;
152 #endif
573b460 @andigutmans Zend Library
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153 };
154
155
156 struct _zend_executor_globals {
ced9cee @zsuraski - Implement return by reference:
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157 zval **return_value_ptr_ptr;
573b460 @andigutmans Zend Library
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158
159 zval uninitialized_zval;
160 zval *uninitialized_zval_ptr;
161
162 zval error_zval;
163 zval *error_zval_ptr;
164
165 zend_ptr_stack arg_types_stack;
223c674 @zsuraski - Made things work again (Thies, everybody - please check the latest CVS...
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166
573b460 @andigutmans Zend Library
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167 /* symbol table cache */
168 HashTable *symtable_cache[SYMTABLE_CACHE_SIZE];
169 HashTable **symtable_cache_limit;
170 HashTable **symtable_cache_ptr;
171
172 zend_op **opline_ptr;
173
174 HashTable *active_symbol_table;
175 HashTable symbol_table; /* main symbol table */
176
5951b16 @andigutmans - Quick way of supporting include_once().
andigutmans authored
177 HashTable included_files; /* files already included */
5463dd5 @andigutmans - Add use support (behaves like require, but will not use the same file ...
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178
14f6b91 Optimized zend_try/zend_catch macroses (eliminated memcpy())
Dmitry Stogov authored
179 jmp_buf *bailout;
573b460 @andigutmans Zend Library
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180
181 int error_reporting;
fde2e61 @zsuraski error_reporting fix
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182 int orig_error_reporting;
2ef6b68 Pass on the exit status
Sascha Schumann authored
183 int exit_status;
573b460 @andigutmans Zend Library
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184
185 zend_op_array *active_op_array;
186
187 HashTable *function_table; /* function symbol table */
188 HashTable *class_table; /* class table */
189 HashTable *zend_constants; /* constants table */
190
90bd453 @andigutmans - Remove use of C++ reserved words namespace/this
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191 zend_class_entry *scope;
166266d Added support for Late Static Binding. (Dmitry, Etienne Kneuss)
Dmitry Stogov authored
192 zend_class_entry *called_scope; /* Scope of the calling class */
4248619 @andigutmans - Initial work on changing namespace scope. Only methods & variables
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193
90bd453 @andigutmans - Remove use of C++ reserved words namespace/this
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194 zval *This;
a4248dd @andigutmans - Significantly improve the performance of method calls and $this->membe...
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195
573b460 @andigutmans Zend Library
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196 long precision;
197
fafbf6d @zsuraski - Implement declare() with declarables framework
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198 int ticks_count;
199
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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200 zend_bool in_execution;
55cf45a New autoload protection schema was implemented (Using HashTable instead ...
Dmitry Stogov authored
201 HashTable *in_autoload;
b7a8297 - Boost up __autoload() calls by caching the lookup
Marcus Boerger authored
202 zend_function *autoload_func;
aecd5b8 @zsuraski MFZE1
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203 zend_bool full_tables_cleanup;
51d4958 @zsuraski Restore ZE1 compatibility mode (Zend Engine part - the modules patches
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204 zend_bool ze1_compatibility_mode;
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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205
573b460 @andigutmans Zend Library
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206 /* for extended information support */
741ca16 @andigutmans - Fixed various inheritance problems & Andrey's leak
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207 zend_bool no_extensions;
573b460 @andigutmans Zend Library
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208
84eb48f @zsuraski Ok, this time here's some real Win32 system programming :)
zsuraski authored
209 #ifdef ZEND_WIN32
210 zend_bool timed_out;
211 #endif
212
573b460 @andigutmans Zend Library
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213 HashTable regular_list;
214 HashTable persistent_list;
215
39a7f4c @zsuraski This patch is a go. Not fully optimized yet, but working properly.
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216 zend_ptr_stack argument_stack;
1c0f136 @andigutmans - Hooray. This might actually work. (I hope)
andigutmans authored
217
a72c1ab @zsuraski Added error mask to set_error_handler()
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218 int user_error_handler_error_reporting;
67f6974 @zsuraski Initial support for trapping errors (not complete and disabled; will be...
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219 zval *user_error_handler;
04788f9 @- Added set_exception_handler() function for registering a global,
Stig Bakken authored
220 zval *user_exception_handler;
a72c1ab @zsuraski Added error mask to set_error_handler()
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221 zend_stack user_error_handlers_error_reporting;
34c2b0a @zsuraski - Add restore_error_handler()
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222 zend_ptr_stack user_error_handlers;
04788f9 @- Added set_exception_handler() function for registering a global,
Stig Bakken authored
223 zend_ptr_stack user_exception_handlers;
67f6974 @zsuraski Initial support for trapping errors (not complete and disabled; will be...
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224
ef0bd3d @zsuraski - Move timeout code to Zend
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225 /* timeout support */
226 int timeout_seconds;
227
0b7a9ce @zsuraski - Fix Win32 compilation (Use winsock2.h from now on)
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228 int lambda_count;
229
8831b9c @andigutmans - MFZE1.
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230 HashTable *ini_directives;
14cad8f Optimized shutdown sequence to iterate only over modified ini directives
Dmitry Stogov authored
231 HashTable *modified_ini_directives;
232
f75f3cf @smalyshev Generalize object storage and reference bookkeeping
smalyshev authored
233 zend_objects_store objects_store;
29f5dbe @andigutmans - Initial support for exceptions.
andigutmans authored
234 zval *exception;
9e60cb5 @zsuraski Rewrote exception support. Fixes a few limitations and bugs in the old
zsuraski authored
235 zend_op *opline_before_exception;
fa47e90 Changed exception handling. Now each op_array doesn't contain ZEND_HANDL...
Dmitry Stogov authored
236 zend_op exception_op[3];
54d5305 @zsuraski Make the INI mechanism thread safe (or at least thread safer :)
zsuraski authored
237
7e5ec2d @andigutmans Initial support for built-in backtracing.
andigutmans authored
238 struct _zend_execute_data *current_execute_data;
239
5230321 - Fix Reflection class names
Marcus Boerger authored
240 struct _zend_module_entry *current_module;
9e60cb5 @zsuraski Rewrote exception support. Fixes a few limitations and bugs in the old
zsuraski authored
241
fce275e @zsuraski Improve PPP handling of properties
zsuraski authored
242 zend_property_info std_property_info;
243
d6ee9d4 @tony2001 MFH: fix #38779 (engine crashes when require()'ing file with syntax erro...
tony2001 authored
244 zend_bool active;
245
b5f5e9a @andigutmans - Optimize the execute stack a bit.
andigutmans authored
246 void *reserved[ZEND_MAX_RESERVED_RESOURCES];
573b460 @andigutmans Zend Library
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247 };
248
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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249 struct _zend_scanner_globals {
e52aac9 @wez Implement simple stream support in the ZE scanners.
wez authored
250 zend_file_handle *yy_in;
251 zend_file_handle *yy_out;
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
zsuraski authored
252 int yy_leng;
253 char *yy_text;
254 struct yy_buffer_state *current_buffer;
255 char *c_buf_p;
256 int init;
257 int start;
fac8eaf MFZE1
Ilia Alshanetsky authored
258 int lineno;
1735281 @zsuraski MFZE1
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259 char _yy_hold_char;
260 int yy_n_chars;
261 int _yy_did_buffer_switch_on_eof;
e42ab2c @zsuraski MFZE1
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262 int _yy_last_accepting_state; /* Must be of the same type as yy_state_type,
263 * if for whatever reason it's no longer int!
264 */
1735281 @zsuraski MFZE1
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265 char *_yy_last_accepting_cpos;
266 int _yy_more_flag;
267 int _yy_more_len;
0bb780b @zsuraski MFZE1
zsuraski authored
268 int yy_start_stack_ptr;
269 int yy_start_stack_depth;
270 int *yy_start_stack;
ab9dcec @fujimoto - added script encoding support to Zend Engine 2.
fujimoto authored
271
09b6f37 MFH:
Jani Taskinen authored
272 /* For ini scanner. Modes are: ZEND_INI_SCANNER_NORMAL, ZEND_INI_SCANNER_RAW */
273 int scanner_mode;
274
ab9dcec @fujimoto - added script encoding support to Zend Engine 2.
fujimoto authored
275 #ifdef ZEND_MULTIBYTE
276 /* original (unfiltered) script */
277 char *script_org;
278 int script_org_size;
279
280 /* filtered script */
281 char *script_filtered;
282 int script_filtered_size;
283
284 /* input/ouput filters */
285 zend_encoding_filter input_filter;
286 zend_encoding_filter output_filter;
287 zend_encoding *script_encoding;
288 zend_encoding *internal_encoding;
289 #endif /* ZEND_MULTIBYTE */
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
zsuraski authored
290 };
291
a617217 Replace macros which begin with an underscore through an appropiately
Sascha Schumann authored
292 #endif /* ZEND_GLOBALS_H */
333406b - Added some missing CVS $Id$ tags, headers and footers.
foobar authored
293
294 /*
295 * Local variables:
296 * tab-width: 4
297 * c-basic-offset: 4
298 * indent-tabs-mode: t
299 * End:
300 */
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