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[package] base-files: Add function pi_include the /lib/functions/boot.sh used by preinit, which safely sources files as well as working correctly whether the script using it is a package added to the jffs2 part of a squashfs or built into an image or on some other root filesystem.

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23099 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
cshore
2010-09-19 23:29:40 +00:00
parent 6a672ca0eb
commit 92a1aaeba2
1 changed files with 13 additions and 0 deletions
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13
package/base-files/files/lib/functions/boot.sh
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@@ -98,3 +98,16 @@ ramoverlay() {
mount -t tmpfs root /tmp/root mount -t tmpfs root /tmp/root
fopivot /tmp/root /rom 1 fopivot /tmp/root /rom 1
} }
pi_include() {
if [ -f "/tmp/overlay/$1" ]; then
. "/tmp/overlay/$1"
elif [ -f "$1" ]; then
. "$1"
else
echo "WARNING: $1 not found"
return 1
fi
return 0
}