From 36759ddacf3856599873f7c181c7e01c3a8d5f1f Mon Sep 17 00:00:00 2001
From: Christian Jullien <jullien@openbsd.eligis.com>
Date: Sat, 15 Oct 2016 14:50:17 +0200
Subject: [PATCH] Start support of OpenBSD, tcc compiler can be produced from
 source tree

---
 tcc.h    | 4 +++-
 tccrun.c | 4 ++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/tcc.h b/tcc.h
index 8aa2c474..efb1c926 100644
--- a/tcc.h
+++ b/tcc.h
@@ -39,7 +39,9 @@
 #ifndef _WIN32
 # include <unistd.h>
 # include <sys/time.h>
-# include <sys/ucontext.h>
+# ifndef __OpenBSD__
+#  include <sys/ucontext.h>
+# endif
 # include <sys/mman.h>
 # ifndef CONFIG_TCC_STATIC
 #  include <dlfcn.h>
diff --git a/tccrun.c b/tccrun.c
index 4903f903..2fcecd94 100644
--- a/tccrun.c
+++ b/tccrun.c
@@ -496,6 +496,8 @@ static int rt_get_caller_pc(addr_t *paddr, ucontext_t *uc, int level)
         *paddr = uc->uc_mcontext.eip;
 #elif defined(__NetBSD__)
         *paddr = uc->uc_mcontext.__gregs[_REG_EIP];
+#elif defined(__OpenBSD__)
+        *paddr = uc->sc_eip;
 #else
         *paddr = uc->uc_mcontext.gregs[REG_EIP];
 #endif
@@ -509,6 +511,8 @@ static int rt_get_caller_pc(addr_t *paddr, ucontext_t *uc, int level)
         fp = uc->uc_mcontext.ebp;
 #elif defined(__NetBSD__)
         fp = uc->uc_mcontext.__gregs[_REG_EBP];
+#elif defined(__OpenBSD__)
+        *paddr = uc->sc_ebp;
 #else
         fp = uc->uc_mcontext.gregs[REG_EBP];
 #endif
-- 
2.11.4.GIT