tuxedo: implement lock_try_acquire(_recursive) syscalls

fincs · fincs · commit bb055c70693e · 2026-02-18T20:41:24.000+01:00
diff --git a/tuxedo/newlib_syscalls.c b/tuxedo/newlib_syscalls.c
@@ -19,6 +19,11 @@ void __SYSCALL(lock_acquire)(_LOCK_T* lock)
 	KMutexLock((KMutex*)lock);
 }
 
+int __SYSCALL(lock_try_acquire)(_LOCK_T* lock)
+{
+	return KMutexTryLock((KMutex*)lock) ? 0 : 1;
+}
+
 void __SYSCALL(lock_release)(_LOCK_T* lock)
 {
 	KMutexUnlock((KMutex*)lock);
@@ -29,6 +34,11 @@ void __SYSCALL(lock_acquire_recursive)(_LOCK_RECURSIVE_T* lock)
 	KRMutexLock((KRMutex*)lock);
 }
 
+int __SYSCALL(lock_try_acquire_recursive)(_LOCK_RECURSIVE_T* lock)
+{
+	return KRMutexTryLock((KRMutex*)lock) ? 0 : 1;
+}
+
 void __SYSCALL(lock_release_recursive)(_LOCK_RECURSIVE_T* lock)
 {
 	KRMutexUnlock((KRMutex*)lock);

Original file line number	Diff line number	Diff line change
`@@ -19,6 +19,11 @@ void __SYSCALL(lock_acquire)(_LOCK_T* lock)`
`19`	`19`	`KMutexLock((KMutex*)lock);`
`20`	`20`	`}`
`21`	`21`
	`22`	`+int __SYSCALL(lock_try_acquire)(_LOCK_T* lock)`
	`23`	`+{`
	`24`	`+ return KMutexTryLock((KMutex*)lock) ? 0 : 1;`
	`25`	`+}`
	`26`	`+`
`22`	`27`	`void __SYSCALL(lock_release)(_LOCK_T* lock)`
`23`	`28`	`{`
`24`	`29`	`KMutexUnlock((KMutex*)lock);`
`@@ -29,6 +34,11 @@ void __SYSCALL(lock_acquire_recursive)(_LOCK_RECURSIVE_T* lock)`
`29`	`34`	`KRMutexLock((KRMutex*)lock);`
`30`	`35`	`}`
`31`	`36`
	`37`	`+int __SYSCALL(lock_try_acquire_recursive)(_LOCK_RECURSIVE_T* lock)`
	`38`	`+{`
	`39`	`+ return KRMutexTryLock((KRMutex*)lock) ? 0 : 1;`
	`40`	`+}`
	`41`	`+`
`32`	`42`	`void __SYSCALL(lock_release_recursive)(_LOCK_RECURSIVE_T* lock)`
`33`	`43`	`{`
`34`	`44`	`KRMutexUnlock((KRMutex*)lock);`