Add function to expose parallel worker threads (#352)

realFlowControl · web-flow · commit f80f4db48954 · 2025-12-12T10:16:59.000+01:00
* Add function to expose parallel worker threads
diff --git a/php_parallel.h b/php_parallel.h
@@ -30,5 +30,12 @@ extern zend_module_entry parallel_module_entry;
 ZEND_TSRMLS_CACHE_EXTERN()
 # endif
 
-#endif	/* PHP_PARALLEL_H */
+#if _WIN32
+# define PARALLEL_API __declspec(dllexport)
+#else
+# define PARALLEL_API __attribute__ ((visibility("default")))
+#endif
+
+PARALLEL_API bool php_parallel_is_parallel_worker_thread(void);
 
+#endif	/* PHP_PARALLEL_H */
diff --git a/src/scheduler.c b/src/scheduler.c
@@ -19,6 +19,7 @@
 #define HAVE_PARALLEL_SCHEDULER
 
 #include "parallel.h"
+#include "../php_parallel.h"
 #include "zend_types.h"
 
 TSRM_TLS php_parallel_runtime_t* php_parallel_scheduler_context = NULL;
@@ -179,7 +180,7 @@ static zend_always_inline void php_parallel_scheduler_add(
     }
 }
 
-static zend_always_inline zend_bool php_parallel_scheduler_empty(php_parallel_runtime_t *runtime) {
+static zend_always_inline bool php_parallel_scheduler_empty(php_parallel_runtime_t *runtime) {
     return !zend_llist_count(&runtime->schedule);
 }
 
@@ -683,6 +684,10 @@ zend_bool php_parallel_scheduler_cancel(php_parallel_future_t *future) {
     }
 }
 
+PARALLEL_API bool php_parallel_is_parallel_worker_thread(void) {
+    return php_parallel_scheduler_context != NULL;
+}
+
 static void php_parallel_scheduler_interrupt(zend_execute_data *execute_data) {
     if (php_parallel_scheduler_context) {
         php_parallel_monitor_lock(php_parallel_scheduler_context->monitor);

Original file line number	Diff line number	Diff line change
`@@ -19,6 +19,7 @@`
`19`	`19`	`#define HAVE_PARALLEL_SCHEDULER`
`20`	`20`
`21`	`21`	`#include "parallel.h"`
	`22`	`+#include "../php_parallel.h"`
`22`	`23`	`#include "zend_types.h"`
`23`	`24`
`24`	`25`	`TSRM_TLS php_parallel_runtime_t* php_parallel_scheduler_context = NULL;`
`@@ -179,7 +180,7 @@ static zend_always_inline void php_parallel_scheduler_add(`
`179`	`180`	`}`
`180`	`181`	`}`
`181`	`182`
`182`		`-static zend_always_inline zend_bool php_parallel_scheduler_empty(php_parallel_runtime_t *runtime) {`
	`183`	`+static zend_always_inline bool php_parallel_scheduler_empty(php_parallel_runtime_t *runtime) {`
`183`	`184`	`return !zend_llist_count(&runtime->schedule);`
`184`	`185`	`}`
`185`	`186`
`@@ -683,6 +684,10 @@ zend_bool php_parallel_scheduler_cancel(php_parallel_future_t *future) {`
`683`	`684`	`}`
`684`	`685`	`}`
`685`	`686`
	`687`	`+PARALLEL_API bool php_parallel_is_parallel_worker_thread(void) {`
	`688`	`+ return php_parallel_scheduler_context != NULL;`
	`689`	`+}`
	`690`	`+`
`686`	`691`	`static void php_parallel_scheduler_interrupt(zend_execute_data *execute_data) {`
`687`	`692`	`if (php_parallel_scheduler_context) {`
`688`	`693`	`php_parallel_monitor_lock(php_parallel_scheduler_context->monitor);`