[test] Timeout support for tests

Enforce that each test must render within 60 seconds or be considered to
have hit an infinite loop and be reported as a CRASH. The timeout value is
adjustable via CAIRO_TEST_TIMEOUT -- a value of 0 will disable.

1 files changed, 2 insertions, 0 deletions

diff --git a/test/cairo-test.h b/test/cairo-test.h
index d644d96b2..db02eef2d 100644
--- a/test/cairo-test.h
+++ b/test/cairo-test.h
@@ -179,6 +179,8 @@ struct _cairo_test_context {
     int malloc_failure;
     int last_fault_count;
 
+    int timeout;
+
     int thread;
 };