svm: Add FreeBSD specific signal handling path
FreeBSD's siginfo_t doesn't have the ptr value used on linux to encode a
token. Fow now recover the code from siginfo_t and leave the opaque
value as 0.
Type: improvement
Change-Id: Ic6ef96f018b326b99d68534a4488cfc49fdf16e1
Signed-off-by: Tom Jones <thj@freebsd.org>
diff --git a/src/svm/svmdbtool.c b/src/svm/svmdbtool.c
index feb7eed..b60b86d 100644
--- a/src/svm/svmdbtool.c
+++ b/src/svm/svmdbtool.c
@@ -248,11 +248,16 @@
sigaction_handler (int signum, siginfo_t * i, void *notused)
{
u32 action, opaque;
+#ifdef __linux__
action = (u32) (uword) i->si_ptr;
action >>= 28;
opaque = (u32) (uword) i->si_ptr;
opaque &= ~(0xF0000000);
+#elif __FreeBSD__
+ action = i->si_code;
+ opaque = 0;
+#endif /* __linux__ */
clib_warning ("signal %d, action %d, opaque %x", signum, action, opaque);
}