51 lines
1.6 KiB
Diff
51 lines
1.6 KiB
Diff
diff -Nuar -uar --color a/functions b/functions
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--- a/functions 2021-02-17 13:37:31.000000000 +1100
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+++ b/functions 2021-11-03 10:35:49.773891914 +1100
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@@ -625,6 +625,46 @@
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return 0
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}
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+add_udev_rule() {
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+ # Add an udev rules file to the initcpio image. Dependencies on binaries
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+ # will be discovered and added.
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+ # $1: path to rules file (or name of rules file)
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+
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+ local rules="$1" rule= key= value= binary=
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+
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+ if [[ ${rules:0:1} != '/' ]]; then
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+ rules=$(PATH=/usr/lib/udev/rules.d:/lib/udev/rules.d type -P "$1")
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+ fi
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+ if [[ -z $rules ]]; then
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+ # complain about not found rules
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+ return 1
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+ fi
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+
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+ add_file "$rules" /usr/lib/udev/rules.d/"${rules##*/}"
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+
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+ while IFS=, read -ra rule; do
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+ # skip empty lines, comments
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+ [[ -z $rule || $rule = @(+([[:space:]])|#*) ]] && continue
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+
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+ for pair in "${rule[@]}"; do
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+ IFS=' =' read -r key value <<< "$pair"
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+ case $key in
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+ RUN@({program}|+)|IMPORT{program}|ENV{REMOVE_CMD})
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+ # strip quotes
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+ binary=${value//[\"\']/}
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+ # just take the first word as the binary name
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+ binary=${binary%% *}
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+ [[ ${binary:0:1} == '$' ]] && continue
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+ if [[ ${binary:0:1} != '/' ]]; then
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+ binary=$(PATH=/usr/lib/udev:/lib/udev type -P "$binary")
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+ fi
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+ add_binary "$binary"
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+ ;;
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+ esac
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+ done
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+ done <"$rules"
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+}
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+
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parse_config() {
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# parse key global variables set by the config file.
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