Fix uninstalling of breakpoints when a process exits. Process

exit is still handled poorly. R=rsc APPROVED=rsc DELTA=6 (6 added, 0 deleted, 0 changed) OCL=34288 CL=34315
stone56 · Sep 3, 2009 · 37aa6c9 · 37aa6c9
1 parent eea6b0d
commit 37aa6c9
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diff --git a/src/pkg/debug/proc/proc_linux.go b/src/pkg/debug/proc/proc_linux.go
@@ -386,6 +386,9 @@ func (p *process) installBreakpoints() os.Error {
 //
 // Must be called from the monitor thread.
 func (p *process) uninstallBreakpoints() os.Error {
+	if len(p.threads) == 0 {
+		return nil;
+	}
 	n := 0;
 	main := p.someStoppedThread();
 	for _, b := range p.breakpoints {

diff --git a/usr/austin/ptrace/ptrace_linux.go b/usr/austin/ptrace/ptrace_linux.go
@@ -384,6 +384,9 @@ func (p *process) installBreakpoints() os.Error {
 //
 // Must be called from the monitor thread.
 func (p *process) uninstallBreakpoints() os.Error {
+	if len(p.threads) == 0 {
+		return nil;
+	}
 	n := 0;
 	main := p.someStoppedThread();
 	for _, b := range p.breakpoints {