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Diffstat (limited to 'vendor/maunium.net/go/tcell/terminfo/mkdatabase.sh')
| -rwxr-xr-x | vendor/maunium.net/go/tcell/terminfo/mkdatabase.sh | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/vendor/maunium.net/go/tcell/terminfo/mkdatabase.sh b/vendor/maunium.net/go/tcell/terminfo/mkdatabase.sh new file mode 100755 index 0000000..fd968bd --- /dev/null +++ b/vendor/maunium.net/go/tcell/terminfo/mkdatabase.sh @@ -0,0 +1,189 @@ +#!/bin/bash + +# Copyright 2017 The TCell Authors +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use file except in compliance with the License. +# You may obtain a copy of the license at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# +# When called with no arguments, this shell script builds the Go database, +# which is somewhat minimal for size reasons (it only contains the most +# commonly used entries), and then builds the complete JSON database. +# +# To limit the action to only building one or more terminals, specify them +# on the command line: +# +# ./mkdatabase xterm +# +# The script will also find and update or add any terminal "aliases". +# It does not remove any old entries. +# +# To add to the set of terminals that we compile into the Go database, +# add their names to the models.txt file. +# + +# This script is not very efficient, but there isn't really a better way +# without writing code to decode the terminfo binary format directly. +# Its not worth worrying about. + +# This script also requires bash, although ksh93 should work as well, because +# we use arrays, which are not specified in POSIX. + +export LANG=C +export LC_CTYPE=C + +progress() +{ + typeset -i num=$1 + typeset -i tot=$2 + typeset -i x + typeset back + typeset s + + if (( tot < 1 )) + then + s=$(printf "[ %d ]" $num) + back="\b\b\b\b\b" + x=$num + while (( x >= 10 )) + do + back="${back}\b" + x=$(( x / 10 )) + done + + else + x=$(( num * 100 / tot )) + s=$(printf "<%3d%%>" $x) + back="\b\b\b\b\b\b" + fi + printf "%s${back}" "$s" +} + +ord() +{ + printf "%02x" "'$1'" +} + +goterms=( $(cat models.txt) ) +args=( $* ) +if (( ${#args[@]} == 0 )) +then + args=( $(toe -a | cut -f1) ) +fi + +printf "Scanning terminal definitions: " +i=0 +aliases=() +models=() +for term in ${args[@]} +do + case "${term}" in + *-truecolor) + line="${term}|24-bit color" + ;; + *) + line=$(infocmp $term | head -2 | tail -1) + if [[ -z "$line" ]] + then + echo "Cannot find terminfo for $term" + exit 1 + fi + # take off the trailing comma + line=${line%,} + esac + + # grab primary name + term=${line%%|*} + all+=( ${term} ) + + # should this be in our go terminals? + for model in ${goterms[@]} + do + if [[ "${model}" == "${term}" ]] + then + models+=( ${term} ) + fi + done + + # chop off primary name + line=${line#${term}} + line=${line#|} + # chop off description + line=${line%|*} + while [[ "$line" != "" ]] + do + a=${line%%|*} + aliases+=( ${a}=${term} ) + line=${line#$a} + line=${line#|} + done + i=$(( i + 1 )) + progress $i ${#args[@]} +done +echo +# make sure we have mkinfo +printf "Building mkinfo: " +go build mkinfo.go +echo "done." + +# Build all the go database files for the "interesting" terminals". +printf "Building Go database: " +i=0 +for model in ${models[@]} +do + safe=$(echo $model | tr - _) + file=term_${safe}.go + ./mkinfo -go $file $model + go fmt ${file} >/dev/null + i=$(( i + 1 )) + progress $i ${#models[@]} +done +echo + +printf "Building JSON database: " + +# The JSON files are located for each terminal in a file with the +# terminal name, in the following fashion "database/x/xterm.json + +i=0 +for model in ${all[@]} +do + letter=$(ord ${model:0:1}) + dir=database/${letter} + file=${dir}/${model}.gz + mkdir -p ${dir} + ./mkinfo -nofatal -quiet -gzip -json ${file} ${model} + i=$(( i + 1 )) + progress $i ${#all[@]} +done +echo + +printf "Building JSON aliases: " +i=0 +for model in ${aliases[@]} +do + canon=${model#*=} + model=${model%=*} + letter=$(ord ${model:0:1}) + cletter=$(ord ${canon:0:1}) + dir=database/${letter} + file=${dir}/${model} + if [[ -f database/${cletter}/${canon}.gz ]] + then + [[ -d ${dir} ]] || mkdir -p ${dir} + # Generally speaking the aliases are better uncompressed + ./mkinfo -nofatal -quiet -json ${file} ${model} + fi + i=$(( i + 1 )) + progress $i ${#aliases[@]} +done +echo |