mirror of
https://github.com/golang/go
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36 lines
514 B
C
36 lines
514 B
C
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// Copyright 2010 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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#include <u.h>
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#include <libc.h>
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static char*
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defgetenv(char *name, char *def)
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{
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char *p;
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p = getenv(name);
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if(p == nil || p[0] == '\0')
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p = def;
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return p;
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}
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char*
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getgoos(void)
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{
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return defgetenv("GOOS", GOOS);
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}
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char*
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getgoarch(void)
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{
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return defgetenv("GOARCH", GOARCH);
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}
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char*
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getgoroot(void)
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{
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return defgetenv("GOROOT", GOROOT);
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}
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