X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=src%2Finitscripts%2Finit.d%2Ffunctions;h=58fdffeb4a997220381e7b400211b441aeb38ef4;hb=5258a65deaba155637d44dba97958b90ed942197;hp=00cd6fa2a1a6d239cb751e36facaea7ad550a13c;hpb=8e7778a8fca173fede71bde64c06eb48690d8a1f;p=people%2Fjschlag%2Fipfire-2.x.git

diff --git a/src/initscripts/init.d/functions b/src/initscripts/init.d/functions
index 00cd6fa2a1..58fdffeb4a 100644
--- a/src/initscripts/init.d/functions
+++ b/src/initscripts/init.d/functions
@@ -27,7 +27,7 @@ KILLDELAY="10"
 ## Screen Dimensions
 # Find current screen size
 if [ -z "${COLUMNS}" ]; then
-	COLUMNS=$(stty size)
+	COLUMNS=$(stty size 2>/dev/null)
 	COLUMNS=${COLUMNS##* }
 fi
 
@@ -702,4 +702,37 @@ run_subdir() {
 	done
 }
 
+mem_amount() {
+        local pagesize="$(getconf PAGESIZE)"
+        local pages="$(getconf _PHYS_PAGES)"
+
+        echo "$(( ${pagesize} * ${pages} / 1024 / 1024 ))"
+}
+
+mount_ramdisk() {
+	mount -t tmpfs none $1
+}
+
+umount_ramdisk() {
+	if mountpoint $1 &>/dev/null; then
+		umount $1
+	fi
+}
+
+backup_ramdisk() {
+	if [ ! -e $1.bak ]; then
+		mkdir -p $1.bak
+	fi
+
+	cp -pR $1/* $1.bak/
+	rm -rf $1/*
+}
+
+restore_ramdisk() {
+	if [ -e $1.bak ];then
+		cp -pR $1.bak/* $1/
+		rm -rf $1.bak/*
+	fi
+}
+
 # End $rc_base/init.d/functions