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-rwxr-xr-xscripts/mkcompile_h12
1 files changed, 9 insertions, 3 deletions
diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
index 6a12dd9f118..bce3d0fe6fb 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -1,3 +1,5 @@
+#!/bin/sh
+
TARGET=$1
ARCH=$2
SMP=$3
@@ -50,7 +52,7 @@ UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP"
# Truncate to maximum length
UTS_LEN=64
-UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
+UTS_TRUNCATE="cut -b -$UTS_LEN"
# Generate a temporary compile.h
@@ -66,9 +68,13 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
echo \#define LINUX_COMPILE_HOST \"`hostname | $UTS_TRUNCATE`\"
if [ -x /bin/dnsdomainname ]; then
- echo \#define LINUX_COMPILE_DOMAIN \"`dnsdomainname | $UTS_TRUNCATE`\"
+ domain=`dnsdomainname 2> /dev/null`
elif [ -x /bin/domainname ]; then
- echo \#define LINUX_COMPILE_DOMAIN \"`domainname | $UTS_TRUNCATE`\"
+ domain=`domainname 2> /dev/null`
+ fi
+
+ if [ -n "$domain" ]; then
+ echo \#define LINUX_COMPILE_DOMAIN \"`echo $domain | $UTS_TRUNCATE`\"
else
echo \#define LINUX_COMPILE_DOMAIN
fi