Annotation of embedaddon/php/Zend/zend_dtrace.c, revision 1.1.1.1
1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | Zend Engine |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1998-2009 Zend Technologies Ltd. (http://www.zend.com) |
6: +----------------------------------------------------------------------+
7: | This source file is subject to version 2.00 of the Zend license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.zend.com/license/2_00.txt. |
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. |
14: +----------------------------------------------------------------------+
15: | Authors: David Soria Parra <david.soriaparra@sun.com> |
16: +----------------------------------------------------------------------+
17: */
18:
19: /* $Id: $ */
20:
21: #include "zend.h"
22: #include "zend_API.h"
23: #include "zend_dtrace.h"
24:
25: #ifdef HAVE_DTRACE
26: /* PHP DTrace probes {{{ */
27: static inline char *dtrace_get_executed_filename(TSRMLS_D)
28: {
29: if (EG(current_execute_data) && EG(current_execute_data)->op_array) {
30: return EG(current_execute_data)->op_array->filename;
31: } else {
32: return zend_get_executed_filename(TSRMLS_C);
33: }
34: }
35:
36: ZEND_API zend_op_array *dtrace_compile_file(zend_file_handle *file_handle, int type TSRMLS_DC)
37: {
38: zend_op_array *res;
39: DTRACE_COMPILE_FILE_ENTRY(file_handle->opened_path, file_handle->filename);
40: res = compile_file(file_handle, type TSRMLS_CC);
41: DTRACE_COMPILE_FILE_RETURN(file_handle->opened_path, file_handle->filename);
42:
43: return res;
44: }
45:
46: /* We wrap the execute function to have fire the execute-entry/return and function-entry/return probes */
47: ZEND_API void dtrace_execute(zend_op_array *op_array TSRMLS_DC)
48: {
49: int lineno;
50: char *scope, *filename, *funcname, *classname;
51: scope = filename = funcname = classname = NULL;
52:
53: /* we need filename and lineno for both execute and function probes */
54: if (DTRACE_EXECUTE_ENTRY_ENABLED() || DTRACE_EXECUTE_RETURN_ENABLED()
55: || DTRACE_FUNCTION_ENTRY_ENABLED() || DTRACE_FUNCTION_RETURN_ENABLED()) {
56: filename = dtrace_get_executed_filename(TSRMLS_C);
57: lineno = zend_get_executed_lineno(TSRMLS_C);
58: }
59:
60: if (DTRACE_FUNCTION_ENTRY_ENABLED() || DTRACE_FUNCTION_RETURN_ENABLED()) {
61: filename = dtrace_get_executed_filename(TSRMLS_C);
62: classname = get_active_class_name(&scope TSRMLS_CC);
63: funcname = get_active_function_name(TSRMLS_C);
64: lineno = zend_get_executed_lineno(TSRMLS_C);
65: }
66:
67: if (DTRACE_EXECUTE_ENTRY_ENABLED()) {
68: DTRACE_EXECUTE_ENTRY(filename, lineno);
69: }
70:
71: if (DTRACE_FUNCTION_ENTRY_ENABLED() && funcname != NULL) {
72: DTRACE_FUNCTION_ENTRY(funcname, filename, lineno, classname, scope);
73: }
74:
75: execute(op_array TSRMLS_CC);
76:
77: if (DTRACE_FUNCTION_RETURN_ENABLED() && funcname != NULL) {
78: DTRACE_FUNCTION_RETURN(funcname, filename, lineno, classname, scope);
79: }
80:
81: if (DTRACE_EXECUTE_RETURN_ENABLED()) {
82: DTRACE_EXECUTE_RETURN(filename, lineno);
83: }
84: }
85:
86: ZEND_API void dtrace_execute_internal(zend_execute_data *execute_data_ptr, int return_value_used TSRMLS_DC)
87: {
88: int lineno;
89: char *filename;
90: if (DTRACE_EXECUTE_ENTRY_ENABLED() || DTRACE_EXECUTE_RETURN_ENABLED()) {
91: filename = dtrace_get_executed_filename(TSRMLS_C);
92: lineno = zend_get_executed_lineno(TSRMLS_C);
93: }
94:
95: if (DTRACE_EXECUTE_ENTRY_ENABLED()) {
96: DTRACE_EXECUTE_ENTRY(filename, lineno);
97: }
98:
99: execute_internal(execute_data_ptr, return_value_used TSRMLS_CC);
100:
101: if (DTRACE_EXECUTE_RETURN_ENABLED()) {
102: DTRACE_EXECUTE_RETURN(filename, lineno);
103: }
104: }
105:
106: /* }}} */
107: #endif /* HAVE_DTRACE */
108:
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