Patch from Paul Mundt (lethal) adding an initial librt implementation.

I then reworked the syscall handling and made minor cleanups.  With luck
I've not completely broken his patch...

1 files changed, 30 insertions, 0 deletions

diff --git a/librt/kernel-posix-timers.h b/librt/kernel-posix-timers.h
new file mode 100644
index 000000000..9a538c715
--- /dev/null
+++ b/librt/kernel-posix-timers.h
@@ -0,0 +1,30 @@
+/*
+ * kernel-posix-timers.h - kernel-dependent definitions for POSIX timers.
+ */
+
+#include <setjmp.h>
+#include <signal.h>
+#include <sys/types.h>
+
+/* Type of timers in the kernel */
+typedef int kernel_timer_t;
+
+/* Internal representation of timer */
+struct timer {
+    /* Notification mechanism */
+    int sigev_notify;
+
+    /* Timer ID returned by the kernel */
+    kernel_timer_t ktimerid;
+
+    /*
+     * All new elements must be added after ktimerid. And if the thrfunc
+     * element is not the third element anymore the memory allocation in
+     * timer_create needs to be changed.
+     */
+
+    /* Parameters for the thread to be started for SIGEV_THREAD */
+    void (*thrfunc) (sigval_t);
+    sigval_t sival;
+    pthread_attr_t attr;
+};