mirror of
https://github.com/golang/go
synced 2024-10-04 15:21:22 -06:00
47 lines
892 B
Go
47 lines
892 B
Go
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"flag";
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"fmt";
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"os";
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"tabwriter";
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)
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// Cgo; see gmp.go for an overview.
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// TODO(rsc):
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// Emit correct line number annotations.
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// Make 6g understand the annotations.
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func usage() {
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fmt.Fprint(os.Stderr, "usage: cgo file.cgo\n");
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flag.PrintDefaults();
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}
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func main() {
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flag.Usage = usage;
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flag.Parse();
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args := flag.Args();
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if len(args) != 1 {
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usage();
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os.Exit(2);
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}
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p := openProg(args[0]);
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p.loadDebugInfo();
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tw := tabwriter.NewWriter(os.Stdout, 1, 1, ' ', 0);
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for _, cref := range p.Crefs {
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what := "value";
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if cref.TypeName {
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what = "type";
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}
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fmt.Fprintf(tw, "%s:\t%s %s\tC %s\t%s\n", (*cref.Expr).Pos(), cref.Context, cref.Name, what, cref.DebugType);
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}
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tw.Flush();
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}
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