gcc/libgo/runtime/go-getgoroot.c

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/* go-getgoroot.c -- getgoroot function for runtime package.
Copyright 2010 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 <stdlib.h>
#include "runtime.h"
String getgoroot (void) __asm__ (GOSYM_PREFIX "runtime.getgoroot");
String
getgoroot ()
{
const char *p;
String ret;
p = getenv ("GOROOT");
ret.str = (const byte *) p;
if (ret.str == NULL)
ret.len = 0;
else
ret.len = __builtin_strlen (p);
return ret;
}