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runtime: use startpanic so that only one thread handles an incoming SIGQUIT

Browse Source 
Typing ^\ delivers the SIGQUIT to all threads, it appears.

R=golang-dev, r, iant
CC=golang-dev
https://golang.org/cl/5657044
This commit is contained in:
Russ Cox 2012-02-13 23:06:21 -05:00
parent 0995aba983
commit 55a54691f9
10 changed files with 10 additions and 30 deletions
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4
src/pkg/runtime/signal_darwin_386.c
View File

@ -92,9 +92,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG){ if(sig < 0 || sig >= NSIG){
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_darwin_amd64.c
View File

@ -102,9 +102,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG){ if(sig < 0 || sig >= NSIG){
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_freebsd_386.c
View File

@ -89,9 +89,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_freebsd_amd64.c
View File

@ -97,9 +97,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_linux_386.c
View File

@ -85,9 +85,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_linux_amd64.c
View File

@ -95,9 +95,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_netbsd_386.c
View File

@ -85,9 +85,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_netbsd_amd64.c
View File

@ -94,9 +94,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_openbsd_386.c
View File

@ -85,9 +85,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);

4
src/pkg/runtime/signal_openbsd_amd64.c
View File

@ -94,9 +94,7 @@ runtime·sighandler(int32 sig, Siginfo *info, void *context, G *gp)
return; return;
Throw: Throw:
if(runtime·panicking) // traceback already printed runtime·startpanic();
runtime·exit(2);
runtime·panicking = 1;
if(sig < 0 || sig >= NSIG) if(sig < 0 || sig >= NSIG)
runtime·printf("Signal %d\n", sig); runtime·printf("Signal %d\n", sig);