From: Michael Matloob <matloob@golang.org>
Date: Mon, 2 Nov 2015 22:37:31 +0000 (-0500)
Subject: misc/ios: fix an error when getenv encounters unset variable
X-Git-Tag: go1.6beta1~652
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=48155f5440ab4ffb2e3c31646cecb504af735ff5;p=gostls13.git

misc/ios: fix an error when getenv encounters unset variable

The error message should indicate the name of the unset variable,
rather than the value. The value will alwayse be empty.

Change-Id: I6f6c165074dfce857b6523703a890d205423cd28
Reviewed-on: https://go-review.googlesource.com/16555
Reviewed-by: David Crawshaw <crawshaw@golang.org>
---

diff --git a/misc/ios/go_darwin_arm_exec.go b/misc/ios/go_darwin_arm_exec.go
index debd2cdb30..4d658e770c 100644
--- a/misc/ios/go_darwin_arm_exec.go
+++ b/misc/ios/go_darwin_arm_exec.go
@@ -103,7 +103,7 @@ func main() {
 func getenv(envvar string) string {
 	s := os.Getenv(envvar)
 	if s == "" {
-		log.Fatalf("%s not set\nrun $GOROOT/misc/ios/detect.go to attempt to autodetect", s)
+		log.Fatalf("%s not set\nrun $GOROOT/misc/ios/detect.go to attempt to autodetect", envvar)
 	}
 	return s
 }