File: gbm.sh 1 #!/bin/sh 2 3 # The MIT License (MIT) 4 # 5 # Copyright © 2024 pacman64 6 # 7 # Permission is hereby granted, free of charge, to any person obtaining a copy 8 # of this software and associated documentation files (the “Software”), to deal 9 # in the Software without restriction, including without limitation the rights 10 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11 # copies of the Software, and to permit persons to whom the Software is 12 # furnished to do so, subject to the following conditions: 13 # 14 # The above copyright notice and this permission notice shall be included in 15 # all copies or substantial portions of the Software. 16 # 17 # THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 20 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 # SOFTWARE. 24 25 26 # gbm [good condition...] [bad condition...] [meh condition...] 27 # 28 # Good, Bad, Meh colors lines using 1..3 awk conditions, keeping all other 29 # input lines verbatim. 30 31 32 # handle leading options 33 case "$1" in 34 -h|--h|-help|--help) 35 # show help message, extracting the info-comment at the start 36 # of this file, and quit 37 awk '/^# +gbm/, /^$/ { gsub(/^# ?/, ""); print }' "$0" 38 exit 0 39 ;; 40 esac 41 42 good="${1:-0}" 43 shift 44 bad="${1:-0}" 45 shift 46 meh="${1:-0}" 47 shift 48 49 awk " 50 ${good} { 51 gsub(/\\x1b\\[0m/, \"\x1b[0m\\x1b[38;5;29m\") 52 printf \"\\x1b[38;5;29m%s\x1b[0m\\n\", \$0 53 fflush() 54 next 55 } 56 57 ${bad} { 58 gsub(/\\x1b\\[0m/, \"\x1b[0m\\x1b[38;5;1m\") 59 printf \"\\x1b[38;5;1m%s\x1b[0m\\n\", \$0 60 fflush() 61 next 62 } 63 64 ${meh} { 65 gsub(/\\x1b\\[0m/, \"\x1b[0m\\x1b[38;5;249m\") 66 printf \"\\x1b[38;5;249m%s\x1b[0m\\n\", \$0 67 fflush() 68 next 69 } 70 71 { 72 print 73 fflush() 74 } 75 " "$@"