[rtems-testing commit] gcc/rtems_gcc_main.c: Add signal() workaround
Sebastian Huber
sebh at rtems.org
Mon Feb 24 12:38:02 UTC 2014
Module: rtems-testing
Branch: master
Commit: fac5697318cb36135fc2df3dc3e0c2631983cd7a
Changeset: http://git.rtems.org/rtems-testing/commit/?id=fac5697318cb36135fc2df3dc3e0c2631983cd7a
Author: Sebastian Huber <sebastian.huber at embedded-brains.de>
Date: Thu Feb 6 09:25:23 2014 +0100
gcc/rtems_gcc_main.c: Add signal() workaround
---
gcc/rtems_gcc_main.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/gcc/rtems_gcc_main.c b/gcc/rtems_gcc_main.c
index 6f56a11..b5b3d38 100644
--- a/gcc/rtems_gcc_main.c
+++ b/gcc/rtems_gcc_main.c
@@ -12,6 +12,7 @@
#include <bsp.h>
#include <sys/stat.h>
#include <sys/types.h>
+#include <pthread.h>
/*
* Set up first argument
@@ -22,8 +23,23 @@ static char *argv[20] = { arg0 };
int main(int argc, char **argv, char **environp);
+/*
+ * Tests like "gcc.c-torture/execute/20101011-1.c" use signal() and raise().
+ * RTEMS ignores signals installed via signal() by default. Enable SIGFPE for
+ * the initialization thread as a workaround.
+ */
+static void signal_workaround(void)
+{
+ sigset_t set;
+
+ sigemptyset(&set);
+ sigaddset(&set, SIGFPE);
+ pthread_sigmask(SIG_UNBLOCK, &set, NULL);
+}
+
rtems_task Init(rtems_task_argument ignored)
{
+ signal_workaround();
mkdir( "/tmp", 0777 );
main(argc, argv, NULL);
}
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