auto import from //depot/cupcake/@135843
diff --git a/debuggerd/crasher.c b/debuggerd/crasher.c
new file mode 100644
index 0000000..f4a5a62
--- /dev/null
+++ b/debuggerd/crasher.c
@@ -0,0 +1,105 @@
+
+//#include <cutils/misc.h>
+
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sched.h>
+#include <errno.h>
+
+#include <signal.h>
+#include <sys/ptrace.h>
+#include <sys/wait.h>
+#include <sys/socket.h>
+
+#include <pthread.h>
+
+#include <cutils/sockets.h>
+
+void crash1(void);
+void crashnostack(void);
+
+static void debuggerd_connect()
+{
+ char tmp[1];
+ int s;
+ sprintf(tmp, "%d", gettid());
+ s = socket_local_client("android:debuggerd",
+ ANDROID_SOCKET_NAMESPACE_ABSTRACT, SOCK_STREAM);
+ if(s >= 0) {
+ read(s, tmp, 1);
+ close(s);
+ }
+}
+
+void test_call1()
+{
+ *((int*) 32) = 1;
+}
+
+void *test_thread(void *x)
+{
+ printf("crasher: thread pid=%d tid=%d\n", getpid(), gettid());
+
+ sleep(1);
+ test_call1();
+ printf("goodbye\n");
+
+ return 0;
+}
+
+void *noisy(void *x)
+{
+ char c = (unsigned) x;
+ for(;;) {
+ usleep(250*1000);
+ write(2, &c, 1);
+ if(c == 'C') *((unsigned*) 0) = 42;
+ }
+ return 0;
+}
+
+int ctest()
+{
+ pthread_t thr;
+ pthread_attr_t attr;
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+ pthread_create(&thr, &attr, noisy, (void*) 'A');
+ pthread_create(&thr, &attr, noisy, (void*) 'B');
+ pthread_create(&thr, &attr, noisy, (void*) 'C');
+ for(;;) ;
+ return 0;
+}
+
+int main(int argc, char **argv)
+{
+ pthread_t thr;
+ pthread_attr_t attr;
+
+ fprintf(stderr,"crasher: " __TIME__ "!@\n");
+ fprintf(stderr,"crasher: init pid=%d tid=%d\n", getpid(), gettid());
+
+ if(argc > 1) {
+ if(!strcmp(argv[1],"nostack")) crashnostack();
+ if(!strcmp(argv[1],"ctest")) return ctest();
+ if(!strcmp(argv[1],"exit")) exit(1);
+ if(!strcmp(argv[1],"abort")) maybeabort();
+
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+ pthread_create(&thr, &attr, test_thread, 0);
+ while(1) sleep(1);
+ } else {
+ crash1();
+// *((int*) 0) = 42;
+ }
+
+ return 0;
+}
+
+void maybeabort()
+{
+ if(time(0) != 42) abort();
+}