Initial revision

lib/syslib/taskcall.c

@@ -0,0 +1,20 @@
+/* _taskcall() is the same as _syscall() except it returns negative error
+ * codes directly and not in errno.  This is a better interface for MM and
+ * FS.
+ */
+
+#include <lib.h>
+#include <minix/syslib.h>
+
+PUBLIC int _taskcall(who, syscallnr, msgptr)
+int who;
+int syscallnr;
+register message *msgptr;
+{
+  int status;
+
+  msgptr->m_type = syscallnr;
+  status = _sendrec(who, msgptr);
+  if (status != 0) return(status);
+  return(msgptr->m_type);
+}