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bin: fix colors on Debian

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On Debian, /bin/sh is /bin/dash, which doesn't support substring
expansions. Use `awk` instead.
This commit is contained in:
Fernando Schauenburg 2023-07-24 21:32:41 +02:00
parent bad49abd72
commit 542f82d267
1 changed files with 11 additions and 1 deletions
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12
bin/colors
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@ -22,9 +22,19 @@ bg_256() { printf '\e[48;5;%sm' "$1"; }
fg_rgb() { printf '\e[38;2;%s;%s;%sm' "$1" "$2" "$3"; }
bg_rgb() { printf '\e[48;2;%s;%s;%sm' "$1" "$2" "$3"; }
rgb_from_hex() { printf '%d %d %d' "0x${1:1:2}" "0x${1:3:2}" "0x${1:5:2}"; }
rgb_from_hex() {
echo "$1" | awk '{
r="0x"substr($0, 2, 2)
g="0x"substr($0, 4, 2)
b="0x"substr($0, 6, 2)
printf "%d %d %d", r, g, b
}'
}
# shellcheck disable=SC2046 # word splitting is intentional here
fg_hex() { fg_rgb $(rgb_from_hex "$1"); }
# shellcheck disable=SC2046 # word slitting is intentional here
bg_hex() { bg_rgb $(rgb_from_hex "$1"); }
reset() { printf '\e[0m'; }