make compatible with PHP7

Author: realFlowControl

profiling/build.rs

@@ -37,6 +37,7 @@ fn main() {
         run_time_cache,
         fibers,
         trigger_time_sample,
+        vernum,
     );
 
     cfg_php_major_version(vernum);
@@ -86,12 +87,19 @@ fn build_zend_php_ffis(
     run_time_cache: bool,
     fibers: bool,
     trigger_time_sample: bool,
+    vernum: u64,
 ) {
     println!("cargo:rerun-if-changed=src/php_ffi.h");
     println!("cargo:rerun-if-changed=src/php_ffi.c");
     println!("cargo:rerun-if-changed=../ext/handlers_api.c");
     println!("cargo:rerun-if-changed=../ext/handlers_api.h");
 
+    let sandbox = if vernum < 80000 {
+        "../zend_abstract_interface/sandbox/php7/sandbox.c"
+    } else {
+        "../zend_abstract_interface/sandbox/php8/sandbox.c"
+    };
+
     // Profiling only needs config and its dependencies.
     let zai_c_files = [
         "../zend_abstract_interface/config/config_decode.c",
@@ -101,6 +109,7 @@ fn build_zend_php_ffis(
         "../zend_abstract_interface/env/env.c",
         "../zend_abstract_interface/exceptions/exceptions.c",
         "../zend_abstract_interface/symbols/lookup.c",
+        sandbox,
         "../zend_abstract_interface/json/json.c",
         "../zend_abstract_interface/zai_string/string.c",
     ];

profiling/src/exception.rs

@@ -60,6 +60,12 @@ impl ExceptionProfilingStats {
         #[cfg(php8)]
         let exception_name = unsafe { (*exception).class_name() };
 
+        #[cfg(php7)]
+        let message = unsafe {
+            zend::zai_str_from_zstr(zend::zai_exception_message((*exception).value.obj).as_mut())
+                .into_string()
+        };
+        #[cfg(php8)]
         let message = unsafe {
             zend::zai_str_from_zstr(zend::zai_exception_message(exception).as_mut()).into_string()
         };

profiling/src/php_ffi.c

@@ -5,11 +5,6 @@
 #include <stdint.h>
 #include <string.h>
 
-/* needed by zend_abstract_interface/sandbox/sandbox.h which is included in
- * zend_abstract_interface/symbols/lookup.c which we need due to
- * zend_abstract_interface/exceptions/exeptions.c */
-long zai_sandbox_active = 0;
-
 #if CFG_STACK_WALKING_TESTS
 #include <dlfcn.h> // for dlsym
 #endif