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Diffstat (limited to 'src/pkg/runtime/os_darwin.c')
-rw-r--r--src/pkg/runtime/os_darwin.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/src/pkg/runtime/os_darwin.c b/src/pkg/runtime/os_darwin.c
index 9eb1b4626..33a2df958 100644
--- a/src/pkg/runtime/os_darwin.c
+++ b/src/pkg/runtime/os_darwin.c
@@ -59,6 +59,7 @@ runtime·osinit(void)
void
runtime·get_random_data(byte **rnd, int32 *rnd_len)
{
+ #pragma dataflag NOPTR
static byte urandom_data[HashRandomBytes];
int32 fd;
fd = runtime·open("/dev/urandom", 0 /* O_RDONLY */, 0);
@@ -434,9 +435,12 @@ runtime·mach_semrelease(uint32 sem)
void
runtime·sigpanic(void)
{
+ if(!runtime·canpanic(g))
+ runtime·throw("unexpected signal during runtime execution");
+
switch(g->sig) {
case SIGBUS:
- if(g->sigcode0 == BUS_ADRERR && g->sigcode1 < 0x1000) {
+ if(g->sigcode0 == BUS_ADRERR && g->sigcode1 < 0x1000 || g->paniconfault) {
if(g->sigpc == 0)
runtime·panicstring("call of nil func value");
runtime·panicstring("invalid memory address or nil pointer dereference");
@@ -444,7 +448,7 @@ runtime·sigpanic(void)
runtime·printf("unexpected fault address %p\n", g->sigcode1);
runtime·throw("fault");
case SIGSEGV:
- if((g->sigcode0 == 0 || g->sigcode0 == SEGV_MAPERR || g->sigcode0 == SEGV_ACCERR) && g->sigcode1 < 0x1000) {
+ if((g->sigcode0 == 0 || g->sigcode0 == SEGV_MAPERR || g->sigcode0 == SEGV_ACCERR) && g->sigcode1 < 0x1000 || g->paniconfault) {
if(g->sigpc == 0)
runtime·panicstring("call of nil func value");
runtime·panicstring("invalid memory address or nil pointer dereference");
@@ -517,3 +521,9 @@ runtime·signalstack(byte *p, int32 n)
st.ss_flags = SS_DISABLE;
runtime·sigaltstack(&st, nil);
}
+
+void
+runtime·unblocksignals(void)
+{
+ runtime·sigprocmask(SIG_SETMASK, &sigset_none, nil);
+}