added another test

Original commit message from CVS:
added another test

diff --git a/gst/cothreads/linuxthreads-internals.h b/gst/cothreads/linuxthreads-internals.h
index 1126cc5..1c0ff33 100644 (file)
--- a/gst/cothreads/linuxthreads-internals.h
+++ b/gst/cothreads/linuxthreads-internals.h
@@ -4,6 +4,14 @@
 #include <bits/local_lim.h> /* PTHREAD_THREADS_MAX */
 #include <sys/types.h>      /* _pthread_fastlock */
 
+#ifndef CURRENT_STACK_FRAME
+#define CURRENT_STACK_FRAME  ({ char __csf; &__csf; })
+#endif /* CURRENT_STACK_FRAME */
+
+#ifndef STACK_SIZE
+#define STACK_SIZE 0x20000 /* 2 M linuxthreads default stack size */
+#endif
+
 typedef void * pthread_descr;
 
 /* Global array of thread handles, used for validating a thread id

diff --git a/gst/cothreads/test-pth-pthreads.c b/gst/cothreads/test-pth-pthreads.c
index f44845c..d4818af 100644 (file)
--- a/gst/cothreads/test-pth-pthreads.c
+++ b/gst/cothreads/test-pth-pthreads.c
@@ -5,10 +5,6 @@
 #include <pthread.h>
 #include "linuxthreads-internals.h"
 
-#ifndef CURRENT_STACK_FRAME
-#define CURRENT_STACK_FRAME  ({ char __csf; &__csf; })
-#endif /* CURRENT_STACK_FRAME */
-
 pth_mctx_t main_context;
 int threadnum = 0;
 

diff --git a/gst/cothreads/test-pthreads.c b/gst/cothreads/test-pthreads.c
new file mode 100644 (file)
index 0000000..605fb69
--- /dev/null
+++ b/gst/cothreads/test-pthreads.c
@@ -0,0 +1,29 @@
+#include <pthread.h>
+#include <stdio.h>
+#include "linuxthreads-internals.h"
+
+#pragma weak __pthread_initial_thread
+extern pthread_descr __pthread_initial_thread;
+
+static inline thread_self_descr() 
+{
+  char * sp = CURRENT_STACK_FRAME;
+  int self = (int) pthread_self();
+  
+  if (self % PTHREAD_THREADS_MAX < 2)
+    /* we only support the main thread, not the manager. */
+    return &__pthread_initial_thread;
+  
+#ifdef _STACK_GROWS_DOWN
+  return (pthread_descr)(((unsigned long)sp | (STACK_SIZE-1))+1) - 1;
+#else
+  return (pthread_descr)((unsigned long)sp &~ (STACK_SIZE-1));
+#endif
+}
+
+int main (int argc, char *argv[]) 
+{
+    printf ("pthread_self: %d\n", pthread_self());
+    printf ("descr: %p\n", thread_self_descr());
+    exit (0);
+}