From: Zeev Suraski <zeev@php.net>
Date: Tue, 27 Apr 1999 11:00:59 +0000 (+0000)
Subject: * Fix debugger+interactive mode bug
X-Git-Tag: BEFORE_PHP4_APACHE_MODULE_CHANGE~134
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2493f6801815b4459a8bfb29085e448186f521c8;p=php

* Fix debugger+interactive mode bug
* Recognize whether an extension is with debug information or not
---

diff --git a/Zend/zend-scanner.l b/Zend/zend-scanner.l
index 75514fe0ae..aa50dd62e4 100644
--- a/Zend/zend-scanner.l
+++ b/Zend/zend-scanner.l
@@ -300,6 +300,7 @@ zend_op_array *compile_string(zval *source_string CLS_DC)
 	source_string = &tmp;
 
 	init_op_array(op_array, INITIAL_OP_ARRAY_SIZE);
+	op_array->type = ZEND_EVAL_CODE;
 	save_lexical_state(&original_lex_state CLS_CC);
 	if (prepare_string_for_scanning(source_string CLS_CC)==FAILURE) {
 		destroy_op_array(op_array);
diff --git a/Zend/zend_compile.h b/Zend/zend_compile.h
index 499178444e..f1d87bc650 100644
--- a/Zend/zend_compile.h
+++ b/Zend/zend_compile.h
@@ -498,6 +498,7 @@ int zendlex(znode *zendlval CLS_DC);
 #define ZEND_INTERNAL_FUNCTION		1
 #define ZEND_USER_FUNCTION			2
 #define ZEND_OVERLOADED_FUNCTION	3
+#define	ZEND_EVAL_CODE				4
 
 #define ZEND_INTERNAL_CLASS		1
 #define ZEND_USER_CLASS			2
diff --git a/Zend/zend_execute_API.c b/Zend/zend_execute_API.c
index 4a99396a92..180462ed2d 100644
--- a/Zend/zend_execute_API.c
+++ b/Zend/zend_execute_API.c
@@ -435,8 +435,9 @@ void execute_new_code(CLS_D)
 	ELS_FETCH();
 
 	if (!EG(interactive)
-		|| CG(active_op_array)->backpatch_count>0) {
-		
+		|| CG(active_op_array)->backpatch_count>0
+		|| CG(active_op_array)->function_name
+		|| CG(active_op_array)->type!=ZEND_USER_FUNCTION) {
 		return;
 	}
 	CG(active_op_array)->start_op_number = CG(active_op_array)->last_executed_op_number;
diff --git a/Zend/zend_extensions.c b/Zend/zend_extensions.c
index 92eb410aa9..ea59c025d4 100644
--- a/Zend/zend_extensions.c
+++ b/Zend/zend_extensions.c
@@ -83,6 +83,13 @@ int zend_load_extension(char *path)
 					(ZTS_V?"is":"isn't"));
 		DL_UNLOAD(handle);
 		return FAILURE;
+	} else if (ZEND_DEBUG_V!=extension_version_info->debug) {
+		zend_printf("Cannot load %s - it %s debug information, whereas Zend %s\n",
+					new_extension->name,
+					(extension_version_info->debug?"contains":"does not contain"),
+					(ZEND_DEBUG_V?"does":"does not"));
+		DL_UNLOAD(handle);
+		return FAILURE;
 	}
 
 	if (new_extension->startup) {
diff --git a/Zend/zend_extensions.h b/Zend/zend_extensions.h
index cd1c3cb974..9c11942bc1 100644
--- a/Zend/zend_extensions.h
+++ b/Zend/zend_extensions.h
@@ -25,6 +25,7 @@ typedef struct {
 	int zend_extension_api_no;
 	char *required_zend_version;
 	unsigned char thread_safe;
+	unsigned char debug;
 } zend_extension_version_info;
 
 
@@ -73,9 +74,15 @@ ZEND_API int zend_get_resource_handle();
 #define ZTS_V 0
 #endif
 
+#ifdef ZEND_DEBUG
+#define ZEND_DEBUG_V 1
+#else
+#define ZEND_DEBUG_V 0
+#endif
+
 
 #define ZEND_EXTENSION()	\
-	ZEND_EXT_API zend_extension_version_info extension_version_info = { ZEND_EXTENSION_API_NO, "0.80A", ZTS_V }
+	ZEND_EXT_API zend_extension_version_info extension_version_info = { ZEND_EXTENSION_API_NO, "0.80A", ZTS_V, ZEND_DEBUG_V }
 
 #define STANDARD_ZEND_EXTENSION_PROPERTIES NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, -1
 
diff --git a/Zend/zend_opcode.c b/Zend/zend_opcode.c
index 8af45c0064..1e113c500e 100644
--- a/Zend/zend_opcode.c
+++ b/Zend/zend_opcode.c
@@ -271,7 +271,7 @@ int pass_two(zend_op_array *op_array)
 {
 	CLS_FETCH();
 
-	if (op_array->type != ZEND_USER_FUNCTION) {
+	if (op_array->type!=ZEND_USER_FUNCTION && op_array->type!=ZEND_EVAL_CODE) {
 		return 0;
 	}
 	if (CG(extended_info)) {