From: Han-Wen Nienhuys <hanwen@google.com>
Date: Sun, 29 Jul 2012 21:59:14 +0000 (-0400)
Subject: syscall: don't clobber source files if mksyscall.pl fails.
X-Git-Tag: go1.1rc2~2761
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=4dc85d67cdaef157e0907c63cb276e448b6cbafe;p=gostls13.git

syscall: don't clobber source files if mksyscall.pl fails.

R=golang-dev, minux.ma, r, rsc
CC=golang-dev
https://golang.org/cl/6353069
---

diff --git a/src/pkg/syscall/mkall.sh b/src/pkg/syscall/mkall.sh
index 9e2d98f0d2..4bd562eb5d 100755
--- a/src/pkg/syscall/mkall.sh
+++ b/src/pkg/syscall/mkall.sh
@@ -87,7 +87,8 @@ case "$1" in
 -syscalls)
 	for i in zsyscall*go
 	do
-		sed 1q $i | sed 's;^// ;;' | sh | gofmt >_$i && mv _$i $i
+		sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i
+		rm _$i
 	done
 	exit 0
 	;;