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#!/usr/bin/env bash
#
# usage: ./scripts/update_terminfo.sh
#
# This script does:
#
# 1. Download Dickey's terminfo.src
# 2. Compile temporary terminfo database from terminfo.src
# 3. Use database to generate src/nvim/tui/terminfo_defs.h
#
set -e
url='https://invisible-island.net/datafiles/current/terminfo.src.gz'
target='src/nvim/tui/terminfo_defs.h'
readonly -A entries=(
[ansi]=ansi_terminfo
[interix]=interix_8colour_terminfo
[iterm2]=iterm_256colour_terminfo
[linux]=linux_16colour_terminfo
[putty-256color]=putty_256colour_terminfo
[rxvt-256color]=rxvt_256colour_terminfo
[screen-256color]=screen_256colour_terminfo
[st-256color]=st_256colour_terminfo
[tmux-256color]=tmux_256colour_terminfo
[vte-256color]=vte_256colour_terminfo
[xterm-256color]=xterm_256colour_terminfo
[cygwin]=cygwin_terminfo
[win32con]=win32con_terminfo
[conemu]=conemu_terminfo
[vtpcon]=vtpcon_terminfo
)
db="$(mktemp -du)"
print_bold() {
printf "\\e[1m%b\\e[0m" "$*"
}
cd "$(git rev-parse --show-toplevel)"
#
# Get terminfo.src
#
print_bold '[*] Get terminfo.src\n'
curl -O "$url"
gunzip -f terminfo.src.gz
#
# Build terminfo database
#
print_bold '[*] Build terminfo database\n'
cat terminfo.src scripts/windows.ti | tic -x -o "$db" -
rm -f terminfo.src
#
# Write src/nvim/tui/terminfo_defs.h
#
print_bold "[*] Writing $target... "
sorted_terms="$(echo "${!entries[@]}" | tr ' ' '\n' | sort | xargs)"
cat > "$target" <<EOF
// uncrustify:off
// Generated by scripts/update_terminfo.sh and $(tic -V)
#pragma once
#include <stdint.h>
EOF
for term in $sorted_terms; do
path="$(find "$db" -name "$term")"
if [ -z "$path" ]; then
>&2 echo "Not found: $term. Skipping."
continue
fi
printf '\n'
infocmp -L -1 -A "$db" "$term" | sed -e '1d' -e 's#^#// #' | tr '\t' ' '
printf 'static const int8_t %s[] = {\n' "${entries[$term]}"
printf ' '
od -v -t d1 < "$path" | cut -c9- | xargs | tr ' ' ','
printf '};\n'
done >> "$target"
print_bold 'done\n'
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