X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;ds=sidebyside;f=Tools%2FDiskTool%2Finclude%2Frwlock.h;fp=Tools%2FDiskTool%2Finclude%2Frwlock.h;h=b9ff514a49f97e14f42275f25d6b5f8266a9db37;hb=c3b821ccc009ec819f2580a53c0ed423aad43bf9;hp=0000000000000000000000000000000000000000;hpb=281dc40f1891f368873b0380c58c443669fd958c;p=tpg%2Facess2.git

diff --git a/Tools/DiskTool/include/rwlock.h b/Tools/DiskTool/include/rwlock.h
new file mode 100644
index 00000000..b9ff514a
--- /dev/null
+++ b/Tools/DiskTool/include/rwlock.h
@@ -0,0 +1,22 @@
+/*
+ * Acess2 Disk Tool
+ */
+#ifndef _RWLOCK_H
+#define _RWLOCK_H
+
+typedef char	tRWLock;
+
+static inline int RWLock_AcquireRead(tRWLock *m) {
+	if(*m)	Log_KernelPanic("---", "Double mutex lock");
+	*m = 1;
+	return 0;
+}
+static inline int RWLock_AcquireWrite(tRWLock *m) {
+	if(*m)	Log_KernelPanic("---", "Double mutex lock");
+	*m = 1;
+	return 0;
+}
+static inline void RWLock_Release(tRWLock *m) { *m = 0; }
+
+#endif
+