mirror of
https://github.com/Llewellynvdm/fzf.git
synced 2024-12-22 19:09:00 +00:00
293 lines
6.9 KiB
Bash
Executable File
293 lines
6.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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[[ "$@" =~ --pre ]] && version=0.10.5 pre=1 ||
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version=0.10.5 pre=0
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cd $(dirname $BASH_SOURCE)
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fzf_base=$(pwd)
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# If stdin is a tty, we are "interactive".
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[ -t 0 ] && interactive=yes
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ask() {
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# non-interactive shell: wait for a linefeed
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# interactive shell: continue after a single keypress
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[ -n "$interactive" ] && read_n='-n 1' || read_n=
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read -p "$1 ([y]/n) " $read_n -r
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echo
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[[ ! $REPLY =~ ^[Nn]$ ]]
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}
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check_binary() {
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echo -n " - Checking fzf executable ... "
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local output
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output=$("$fzf_base"/bin/fzf --version 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $output"
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binary_error="Invalid binary"
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elif [ "$version" != "$output" ]; then
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echo "$output != $version"
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binary_error="Invalid version"
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else
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echo "$output"
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binary_error=""
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return 0
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fi
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rm -f "$fzf_base"/bin/fzf
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return 1
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}
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symlink() {
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echo " - Creating symlink: bin/$1 -> bin/fzf"
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(cd "$fzf_base"/bin &&
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rm -f fzf &&
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ln -sf $1 fzf)
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if [ $? -ne 0 ]; then
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binary_error="Failed to create symlink"
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return 1
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fi
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}
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download() {
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echo "Downloading bin/fzf ..."
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if [ $pre = 0 ]; then
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if [ -x "$fzf_base"/bin/fzf ]; then
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echo " - Already exists"
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check_binary && return
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elif [ -x "$fzf_base"/bin/$1 ]; then
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symlink $1 && check_binary && return
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fi
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fi
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mkdir -p "$fzf_base"/bin && cd "$fzf_base"/bin
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if [ $? -ne 0 ]; then
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binary_error="Failed to create bin directory"
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return
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fi
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local url=https://github.com/junegunn/fzf-bin/releases/download/$version/${1}.tgz
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if which curl > /dev/null; then
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curl -fL $url | tar -xz
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elif which wget > /dev/null; then
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wget -O - $url | tar -xz
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else
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binary_error="curl or wget not found"
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return
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fi
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if [ ! -f $1 ]; then
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binary_error="Failed to download ${1}"
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return
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fi
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chmod +x $1 && symlink $1 || return 1
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if [[ $1 =~ linux_amd64$ ]]; then
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check_binary || download $1-static
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else
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check_binary
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fi
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}
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# Try to download binary executable
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archi=$(uname -sm)
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binary_available=1
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binary_error=""
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case "$archi" in
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Darwin\ x86_64) download fzf-$version-darwin_amd64 ;;
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Darwin\ i*86) download fzf-$version-darwin_386 ;;
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Linux\ x86_64) download fzf-$version-linux_amd64 ;;
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Linux\ i*86) download fzf-$version-linux_386 ;;
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*) binary_available=0 binary_error=1 ;;
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esac
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cd "$fzf_base"
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if [ -n "$binary_error" ]; then
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if [ $binary_available -eq 0 ]; then
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echo "No prebuilt binary for $archi ... "
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else
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echo " - $binary_error !!!"
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exit 1
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fi
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echo "Installing legacy Ruby version ..."
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# ruby executable
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echo -n "Checking Ruby executable ... "
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ruby=`which ruby`
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if [ $? -ne 0 ]; then
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echo "ruby executable not found !!!"
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exit 1
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fi
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# System ruby is preferred
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system_ruby=/usr/bin/ruby
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if [ -x $system_ruby -a $system_ruby != "$ruby" ]; then
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$system_ruby --disable-gems -rcurses -e0 2> /dev/null
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[ $? -eq 0 ] && ruby=$system_ruby
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fi
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echo "OK ($ruby)"
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# Curses-support
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echo -n "Checking Curses support ... "
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"$ruby" -rcurses -e0 2> /dev/null
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if [ $? -eq 0 ]; then
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echo "OK"
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else
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echo "Not found"
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echo "Installing 'curses' gem ... "
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if (( EUID )); then
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/usr/bin/env gem install curses --user-install
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else
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/usr/bin/env gem install curses
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fi
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if [ $? -ne 0 ]; then
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echo
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echo "Failed to install 'curses' gem."
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if [[ $(uname -r) =~ 'ARCH' ]]; then
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echo "Make sure that base-devel package group is installed."
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fi
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exit 1
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fi
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fi
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# Ruby version
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echo -n "Checking Ruby version ... "
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"$ruby" -e 'exit RUBY_VERSION >= "1.9"'
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if [ $? -eq 0 ]; then
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echo ">= 1.9"
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"$ruby" --disable-gems -rcurses -e0 2> /dev/null
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if [ $? -eq 0 ]; then
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fzf_cmd="$ruby --disable-gems $fzf_base/fzf"
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else
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fzf_cmd="$ruby $fzf_base/fzf"
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fi
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else
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echo "< 1.9"
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fzf_cmd="$ruby $fzf_base/fzf"
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fi
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# Create fzf script
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echo -n "Creating wrapper script for fzf ... "
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rm -f "$fzf_base"/bin/fzf
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echo "#!/bin/sh" > "$fzf_base"/bin/fzf
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echo "$fzf_cmd \"\$@\"" >> "$fzf_base"/bin/fzf
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chmod +x "$fzf_base"/bin/fzf
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echo "OK"
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fi
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[[ "$*" =~ "--bin" ]] && exit 0
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# Auto-completion
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ask "Do you want to add auto-completion support?"
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auto_completion=$?
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# Key-bindings
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ask "Do you want to add key bindings?"
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key_bindings=$?
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echo
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for shell in bash zsh; do
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echo -n "Generate ~/.fzf.$shell ... "
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src=~/.fzf.${shell}
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fzf_completion="[[ \$- =~ i ]] && source \"$fzf_base/shell/completion.${shell}\" 2> /dev/null"
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if [ $auto_completion -ne 0 ]; then
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fzf_completion="# $fzf_completion"
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fi
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fzf_key_bindings="source \"$fzf_base/shell/key-bindings.${shell}\""
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if [ $key_bindings -ne 0 ]; then
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fzf_key_bindings="# $fzf_key_bindings"
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fi
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cat > $src << EOF
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# Setup fzf
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# ---------
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if [[ ! "\$PATH" =~ "$fzf_base/bin" ]]; then
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export PATH="\$PATH:$fzf_base/bin"
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fi
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# Man path
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# --------
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if [[ ! "\$MANPATH" =~ "$fzf_base/man" && -d "$fzf_base/man" ]]; then
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export MANPATH="\$MANPATH:$fzf_base/man"
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fi
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# Auto-completion
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# ---------------
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$fzf_completion
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# Key bindings
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# ------------
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$fzf_key_bindings
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EOF
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echo "OK"
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done
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# fish
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has_fish=0
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if [ -n "$(which fish 2> /dev/null)" ]; then
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has_fish=1
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echo -n "Update fish_user_paths ... "
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fish << EOF
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echo \$fish_user_paths | grep $fzf_base/bin > /dev/null
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or set --universal fish_user_paths \$fish_user_paths $fzf_base/bin
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EOF
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[ $? -eq 0 ] && echo "OK" || echo "Failed"
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mkdir -p ~/.config/fish/functions
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if [ -e ~/.config/fish/functions/fzf.fish ]; then
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echo -n "Remove unnecessary ~/.config/fish/functions/fzf.fish ... "
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rm -f ~/.config/fish/functions/fzf.fish && echo "OK" || echo "Failed"
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fi
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if [ $key_bindings -eq 0 ]; then
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echo -n "Symlink ~/.config/fish/functions/fzf_key_bindings.fish ... "
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ln -sf $fzf_base/shell/key-bindings.fish \
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~/.config/fish/functions/fzf_key_bindings.fish && echo "OK" || echo "Failed"
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fi
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fi
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append_line() {
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echo "Update $2:"
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echo " - $1"
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[ -f "$2" ] || touch "$2"
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if [ $# -lt 3 ]; then
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line=$(\grep -nF "$1" "$2" | sed 's/:.*//' | tr '\n' ' ')
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else
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line=$(\grep -nF "$3" "$2" | sed 's/:.*//' | tr '\n' ' ')
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fi
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if [ -n "$line" ]; then
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echo " - Already exists: line #$line"
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else
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echo >> "$2"
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echo "$1" >> "$2"
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echo " + Added"
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fi
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echo
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}
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echo
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for shell in bash zsh; do
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append_line "[ -f ~/.fzf.${shell} ] && source ~/.fzf.${shell}" ~/.${shell}rc "~/.fzf.${shell}"
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done
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if [ $key_bindings -eq 0 -a $has_fish -eq 1 ]; then
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bind_file=~/.config/fish/functions/fish_user_key_bindings.fish
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append_line "fzf_key_bindings" "$bind_file"
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fi
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cat << EOF
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Finished. Restart your shell or reload config file.
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source ~/.bashrc # bash
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source ~/.zshrc # zsh
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EOF
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[ $has_fish -eq 1 ] && echo " fzf_key_bindings # fish"; cat << EOF
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Use uninstall script to remove fzf.
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For more information, see: https://github.com/junegunn/fzf
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EOF
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