From d330c712c12397f50261ca30666b5cb35383a33d Mon Sep 17 00:00:00 2001
From: Rob Pike <r@golang.org>
Date: Fri, 26 Jun 2009 20:28:41 -0700
Subject: 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
---
 src/pkg/exec/exec.go | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

(limited to 'src/pkg/exec/exec.go')

diff --git a/src/pkg/exec/exec.go b/src/pkg/exec/exec.go
index 7ddb98b508..a50f9dc13a 100644
--- a/src/pkg/exec/exec.go
+++ b/src/pkg/exec/exec.go
@@ -208,12 +208,7 @@ func LookPath(file string) (string, os.Error) {
 		}
 		return "", os.ENOENT;
 	}
-	pathenv, err := os.Getenv("PATH");
-	if err != nil {
-		// Unix shell semantics: no $PATH means assume PATH=""
-		// (equivalent to PATH=".").
-		pathenv = "";
-	}
+	pathenv := os.Getenv("PATH");
 	for i, dir := range strings.Split(pathenv, ":", 0) {
 		if dir == "" {
 			// Unix shell semantics: path element "" means "."
-- 
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