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authorRob Pike <r@golang.org>2009-06-09 09:53:44 -0700
committerRob Pike <r@golang.org>2009-06-09 09:53:44 -0700
commit7249ea4df2b4f12a4e7ed446f270cea87e4ffd34 (patch)
tree7032a11d0cac2ae4d3e90f7a189b575b5a50f848 /src/pkg/runtime/extern.go
parentacf6ef7a82b3fe61516a1bac4563706552bdf078 (diff)
downloadgolang-7249ea4df2b4f12a4e7ed446f270cea87e4ffd34.tar.gz
mv src/lib to src/pkg
tests: all.bash passes, gobuild still works, godoc still works. R=rsc OCL=30096 CL=30102
Diffstat (limited to 'src/pkg/runtime/extern.go')
-rw-r--r--src/pkg/runtime/extern.go28
1 files changed, 28 insertions, 0 deletions
diff --git a/src/pkg/runtime/extern.go b/src/pkg/runtime/extern.go
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+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+/*
+ The runtime package contains operations that interact with Go's runtime system,
+ such as functions to control goroutines.
+ */
+package runtime
+
+// These functions are implemented in the base runtime library, ../../runtime/.
+
+// Gosched yields the processor, allowing other goroutines to run. It does not
+// suspend the current goroutine, so execution resumes automatically.
+func Gosched()
+
+// Goexit terminates the goroutine that calls it. No other goroutine is affected.
+func Goexit()
+
+// Breakpoint() executes a breakpoint trap.
+func Breakpoint()
+
+// Caller reports file and line number information about function invocations on
+// the calling goroutine's stack. The argument is the number of stack frames to
+// ascend, with 1 identifying the the caller of Caller. The return values report the
+// program counter, file name, and line number within the file of the corresponding
+// call. The boolean ok is false if it was not possible to recover the information.
+func Caller(n int) (pc uintptr, file string, line int, ok bool)