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runtime/debug: more explicit Stack docs

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Change-Id: I81a7f22be827519b5290b4acbcba357680cad3c4
Reviewed-on: https://go-review.googlesource.com/14605
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
David Crawshaw 2015-09-16 10:29:53 -04:00
parent 9a6a8a0586
commit 9337dc9b5e
1 changed files with 2 additions and 4 deletions
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6
src/runtime/debug/stack.go
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@ -11,15 +11,13 @@ import (
"runtime"
)
// PrintStack prints to standard error the stack trace returned by Stack.
// PrintStack prints to standard error the stack trace returned by runtime.Stack.
func PrintStack() {
os.Stderr.Write(Stack())
}
// Stack returns a formatted stack trace of the goroutine that calls it.
// For each routine, it includes the source line information and PC value,
// then attempts to discover, for Go functions, the calling function or
// method.
// It calls runtime.Stack with a large enough buffer to capture the entire trace.
func Stack() []byte {
buf := make([]byte, 1024)
for {