This patch uses shell redirection to truncate without additional
commands/forks/files.
diff -ur 1/live-helper/helpers/lh_chroot_hosts
2/live-helper/helpers/lh_chroot_hosts
--- 1/live-helper/helpers/lh_chroot_hosts 2007-11-03 22:27:25.000000000
-0400
+++ 2/live-helper/helpers/lh_chroot_hosts 2007-11-06 16:06:10.000000000
-0500
@@ -89,7 +89,7 @@
else
# Blank out hosts file, don't remove in case
# its a symlink, as in the case of exposedroot mode
- cat /dev/null > chroot/etc/hosts
+ : >chroot/etc/hosts
fi
# Removing stage file
diff -ur 1/live-helper/helpers/lh_chroot_resolv
2/live-helper/helpers/lh_chroot_resolv
--- 1/live-helper/helpers/lh_chroot_resolv 2007-11-03 22:27:25.000000000
-0400
+++ 2/live-helper/helpers/lh_chroot_resolv 2007-11-06 16:06:31.000000000
-0500
@@ -80,7 +80,7 @@
mv chroot/etc/resolv.conf.orig chroot/etc/resolv.conf
else
# Truncating resolv file
- cat < /dev/null > chroot/etc/resolv.conf
+ : >chroot/etc/resolv.conf
fi
# Removing stage file
diff -ur 1/live-helper/hooks/mini 2/live-helper/hooks/mini
--- 1/live-helper/hooks/mini 2007-11-03 22:27:25.000000000 -0400
+++ 2/live-helper/hooks/mini 2007-11-06 16:06:56.000000000 -0500
@@ -40,5 +40,5 @@
# Truncating logs
for FILE in $(find /var/log/ -type f)
do
- cat < /dev/null > $FILE
+ : >$FILE
done
diff -ur 1/live-helper/hooks/minimal 2/live-helper/hooks/minimal
--- 1/live-helper/hooks/minimal 2007-11-03 22:27:25.000000000 -0400
+++ 2/live-helper/hooks/minimal 2007-11-06 16:07:33.000000000 -0500
@@ -32,5 +32,5 @@
# Truncating logs
for FILE in $(find /var/log/ -type f)
do
- cat < /dev/null > $FILE
+ : >$FILE
done
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