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Diffstat (limited to 'vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go')
-rw-r--r--vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go38
1 files changed, 38 insertions, 0 deletions
diff --git a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go b/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go
new file mode 100644
index 000000000..0d590d9a5
--- /dev/null
+++ b/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go
@@ -0,0 +1,38 @@
+package stacktrace
+
+import (
+ "path/filepath"
+ "runtime"
+ "strings"
+)
+
+// NewFrame returns a new stack frame for the provided information
+func NewFrame(pc uintptr, file string, line int) Frame {
+ fn := runtime.FuncForPC(pc)
+ if fn == nil {
+ return Frame{}
+ }
+ pack, name := parseFunctionName(fn.Name())
+ return Frame{
+ Line: line,
+ File: filepath.Base(file),
+ Package: pack,
+ Function: name,
+ }
+}
+
+func parseFunctionName(name string) (string, string) {
+ i := strings.LastIndex(name, ".")
+ if i == -1 {
+ return "", name
+ }
+ return name[:i], name[i+1:]
+}
+
+// Frame contains all the information for a stack frame within a go program
+type Frame struct {
+ File string
+ Function string
+ Package string
+ Line int
+}