qbit/go
1
0
Fork 0
mirror of https://github.com/golang/go synced 2024-11-26 01:07:57 -07:00
Code Releases Activity

runtime: make return from main wait for active panic

Browse Source 
Arguably if this happens the program is buggy anyway,
but letting the panic continue looks better than interrupting it.
Otherwise things like this are possible, and confusing:

$ go run x.go
panic: $ echo $?
0
$

Fixes #3934.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7322083
This commit is contained in:
Russ Cox 2013-02-15 14:48:35 -05:00
parent 2d4164596f
commit c8214c78bd
1 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/pkg/runtime/proc.c
View File

@ -253,6 +253,14 @@ runtime·main(void)
main·main();
if(raceenabled)
runtime·racefini();
// Make racy client program work: if panicking on
// another goroutine at the same time as main returns,
// let the other goroutine finish printing the panic trace.
// Once it does, it will exit. See issue 3934.
if(runtime·panicking)
runtime·park(nil, nil, "panicwait");
runtime·exit(0);
for(;;)
*(int32*)runtime·main = 0;