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Diffstat (limited to 'gcc-4.8.1/libgo/go/runtime/extern.go')
| -rw-r--r-- | gcc-4.8.1/libgo/go/runtime/extern.go | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/gcc-4.8.1/libgo/go/runtime/extern.go b/gcc-4.8.1/libgo/go/runtime/extern.go deleted file mode 100644 index 2a90113a3..000000000 --- a/gcc-4.8.1/libgo/go/runtime/extern.go +++ /dev/null @@ -1,133 +0,0 @@ -// 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. - -/* - Package runtime contains operations that interact with Go's runtime system, - such as functions to control goroutines. It also includes the low-level type information - used by the reflect package; see reflect's documentation for the programmable - interface to the run-time type system. -*/ -package 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. -// Goexit runs all deferred calls before terminating the goroutine. -func Goexit() - -// Caller reports file and line number information about function invocations on -// the calling goroutine's stack. The argument skip is the number of stack frames -// to ascend, with 0 identifying the caller of Caller. (For historical reasons the -// meaning of skip differs between Caller and Callers.) 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(skip int) (pc uintptr, file string, line int, ok bool) - -// Callers fills the slice pc with the program counters of function invocations -// on the calling goroutine's stack. The argument skip is the number of stack frames -// to skip before recording in pc, with 0 identifying the frame for Callers itself and -// 1 identifying the caller of Callers. -// It returns the number of entries written to pc. -func Callers(skip int, pc []uintptr) int - -type Func struct { // Keep in sync with runtime.h:struct Func - name string - entry uintptr // entry pc -} - -// FuncForPC returns a *Func describing the function that contains the -// given program counter address, or else nil. -func FuncForPC(pc uintptr) *Func - -// Name returns the name of the function. -func (f *Func) Name() string { return f.name } - -// Entry returns the entry address of the function. -func (f *Func) Entry() uintptr { return f.entry } - -// FileLine returns the file name and line number of the -// source code corresponding to the program counter pc. -// The result will not be accurate if pc is not a program -// counter within f. -func (f *Func) FileLine(pc uintptr) (file string, line int) { - return funcline_go(f, pc) -} - -// implemented in symtab.c -func funcline_go(*Func, uintptr) (string, int) - -// mid returns the current OS thread (m) id. -func mid() uint32 - -// SetFinalizer sets the finalizer associated with x to f. -// When the garbage collector finds an unreachable block -// with an associated finalizer, it clears the association and runs -// f(x) in a separate goroutine. This makes x reachable again, but -// now without an associated finalizer. Assuming that SetFinalizer -// is not called again, the next time the garbage collector sees -// that x is unreachable, it will free x. -// -// SetFinalizer(x, nil) clears any finalizer associated with x. -// -// The argument x must be a pointer to an object allocated by -// calling new or by taking the address of a composite literal. -// The argument f must be a function that takes a single argument -// of x's type and can have arbitrary ignored return values. -// If either of these is not true, SetFinalizer aborts the program. -// -// Finalizers are run in dependency order: if A points at B, both have -// finalizers, and they are otherwise unreachable, only the finalizer -// for A runs; once A is freed, the finalizer for B can run. -// If a cyclic structure includes a block with a finalizer, that -// cycle is not guaranteed to be garbage collected and the finalizer -// is not guaranteed to run, because there is no ordering that -// respects the dependencies. -// -// The finalizer for x is scheduled to run at some arbitrary time after -// x becomes unreachable. -// There is no guarantee that finalizers will run before a program exits, -// so typically they are useful only for releasing non-memory resources -// associated with an object during a long-running program. -// For example, an os.File object could use a finalizer to close the -// associated operating system file descriptor when a program discards -// an os.File without calling Close, but it would be a mistake -// to depend on a finalizer to flush an in-memory I/O buffer such as a -// bufio.Writer, because the buffer would not be flushed at program exit. -// -// A single goroutine runs all finalizers for a program, sequentially. -// If a finalizer must run for a long time, it should do so by starting -// a new goroutine. -func SetFinalizer(x, f interface{}) - -func getgoroot() string - -// GOROOT returns the root of the Go tree. -// It uses the GOROOT environment variable, if set, -// or else the root used during the Go build. -func GOROOT() string { - s := getgoroot() - if s != "" { - return s - } - return defaultGoroot -} - -// Version returns the Go tree's version string. -// It is either a sequence number or, when possible, -// a release tag like "release.2010-03-04". -// A trailing + indicates that the tree had local modifications -// at the time of the build. -func Version() string { - return theVersion -} - -// GOOS is the running program's operating system target: -// one of darwin, freebsd, linux, and so on. -const GOOS string = theGoos - -// GOARCH is the running program's architecture target: -// 386, amd64, or arm. -const GOARCH string = theGoarch |