root/src/cmd/dist/buildgo.c

DEFINITIONS

1. mkzdefaultcc

// Copyright 2012 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.

#include "a.h"

/*
 * Helpers for building cmd/go and cmd/cgo.
 */

// mkzdefaultcc writes zdefaultcc.go:
//
//      package main
//      const defaultCC = <defaultcc>
//      const defaultCXX = <defaultcxx>
//
// It is invoked to write cmd/go/zdefaultcc.go
// but we also write cmd/cgo/zdefaultcc.go.
void
mkzdefaultcc(char *dir, char *file)
{
        Buf b, out;
        
        USED(dir);

        binit(&out);
        bprintf(&out,
                "// auto generated by go tool dist\n"
                "\n"
                "package main\n"
                "\n"
                "const defaultCC = `%s`\n"
                "const defaultCXX = `%s`\n",
                defaultcctarget, defaultcxxtarget);

        writefile(&out, file, 0);

        // Convert file name to replace.
        binit(&b);      
        bwritestr(&b, file);
        if(slash[0] == '/')
                bsubst(&b, "/go/zdefaultcc.go", "/cgo/zdefaultcc.go");
        else
                bsubst(&b, "\\go\\zdefaultcc.go", "\\cgo\\zdefaultcc.go");
        writefile(&out, bstr(&b), 0);

        bfree(&b);
        bfree(&out);
}