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mirror of https://github.com/golang/go synced 2024-11-26 18:06:55 -07:00
go/test/env.go
Rob Pike d330c712c1 Getenv: almost no one wants the error, so make it return a string that may be empty.
Getenverror is the new name for the old routine that returns an error too.

R=rsc
DELTA=35  (7 added, 7 deleted, 21 changed)
OCL=30818
CL=30821
2009-06-26 20:28:41 -07:00

27 lines
602 B
Go

// $G $F.go && $L $F.$A && ./$A.out
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import os "os"
func main() {
ga, e0 := os.Getenverror("GOARCH");
if e0 != nil {
print("$GOARCH: ", e0.String(), "\n");
os.Exit(1);
}
if ga != "amd64" && ga != "386" && ga != "arm" {
print("$GOARCH=", ga, "\n");
os.Exit(1);
}
xxx, e1 := os.Getenverror("DOES_NOT_EXIST");
if e1 != os.ENOENV {
print("$DOES_NOT_EXIST=", xxx, "; err = ", e1.String(), "\n");
os.Exit(1);
}
}