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$ curl https://github.com/archlinux/mkinitcpio/commit/9ee1333a5f3302d7ddb004cf0909c94b4cff60ba.diff
diff --git a/functions b/functions
index 9539a60..f95fb92 100644
--- a/functions
+++ b/functions
@@ -625,6 +625,46 @@ add_binary() {
return 0
}
+add_udev_rule() {
+ # Add an udev rules file to the initcpio image. Dependencies on binaries
+ # will be discovered and added.
+ # $1: path to rules file (or name of rules file)
+
+ local rules="$1" rule= key= value= binary=
+
+ if [[ ${rules:0:1} != '/' ]]; then
+ rules=$(PATH=/usr/lib/udev/rules.d:/lib/udev/rules.d type -P "$rules")
+ fi
+ if [[ -z $rules ]]; then
+ # complain about not found rules
+ return 1
+ fi
+
+ add_file "$rules" /usr/lib/udev/rules.d/"${rules##*/}"
+
+ while IFS=, read -ra rule; do
+ # skip empty lines, comments
+ [[ -z $rule || $rule = @(+([[:space:]])|#*) ]] && continue
+
+ for pair in "${rule[@]}"; do
+ IFS=' =' read -r key value <<< "$pair"
+ case $key in
+ RUN@({program}|+)|IMPORT{program}|ENV{REMOVE_CMD})
+ # strip quotes
+ binary=${value//[\"\']/}
+ # just take the first word as the binary name
+ binary=${binary%% *}
+ [[ ${binary:0:1} == '$' ]] && continue
+ if [[ ${binary:0:1} != '/' ]]; then
+ binary=$(PATH=/usr/lib/udev:/lib/udev type -P "$binary")
+ fi
+ add_binary "$binary"
+ ;;
+ esac
+ done
+ done <"$rules"
+}
+
parse_config() {
# parse key global variables set by the config file.
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