mirror of
https://github.com/Llewellynvdm/fzf.git
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dce6fe6f2d
Fix #305. ncurses can crash on invalid $TERM. fzf-tmux uses bash on a new pane so we have to make sure that the $TERM is consistent with that of the hosting shell.
137 lines
3.1 KiB
Bash
Executable File
137 lines
3.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# fzf-tmux: starts fzf in a tmux pane
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# usage: fzf-tmux [-u|-d [HEIGHT[%]]] [-l|-r [WIDTH[%]]] [--] [FZF OPTIONS]
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args=()
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opt=""
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skip=""
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swap=""
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close=""
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term=""
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while [ $# -gt 0 ]; do
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arg="$1"
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case "$arg" in
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-)
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term=1
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;;
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-w*|-h*|-d*|-u*|-r*|-l*)
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if [ -n "$skip" ]; then
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args+=("$1")
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shift
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continue
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fi
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if [[ "$arg" =~ ^.[lrw] ]]; then
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opt="-h"
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if [[ "$arg" =~ ^.l ]]; then
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opt="$opt -d"
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swap="; swap-pane -D ; select-pane -L"
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close="; tmux swap-pane -D"
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fi
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else
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opt=""
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if [[ "$arg" =~ ^.u ]]; then
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opt="$opt -d"
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swap="; swap-pane -D ; select-pane -U"
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close="; tmux swap-pane -D"
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fi
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fi
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if [ ${#arg} -gt 2 ]; then
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size="${arg:2}"
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else
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shift
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if [[ "$1" =~ ^[0-9]+%?$ ]]; then
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size="$1"
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else
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[ -n "$1" -a "$1" != "--" ] && args+=("$1")
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shift
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continue
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fi
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fi
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if [[ "$size" =~ %$ ]]; then
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size=${size:0:((${#size}-1))}
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if [ -n "$swap" ]; then
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opt="$opt -p $(( 100 - size ))"
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else
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opt="$opt -p $size"
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fi
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else
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if [ -n "$swap" ]; then
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if [[ "$arg" =~ ^.l ]]; then
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[ -n "$COLUMNS" ] && max=$COLUMNS || max=$(tput cols)
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else
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[ -n "$LINES" ] && max=$LINES || max=$(tput lines)
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fi
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size=$(( max - size ))
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[ $size -lt 0 ] && size=0
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opt="$opt -l $size"
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else
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opt="$opt -l $size"
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fi
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fi
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;;
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--)
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# "--" can be used to separate fzf-tmux options from fzf options to
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# avoid conflicts
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skip=1
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;;
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*)
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args+=("$1")
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;;
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esac
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shift
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done
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if [ -z "$TMUX_PANE" ] || tmux list-panes -F '#F' | grep -q Z; then
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fzf "${args[@]}"
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exit $?
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fi
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set -e
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# Clean up named pipes on exit
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id=$RANDOM
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argsf=/tmp/fzf-args-$id
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fifo1=/tmp/fzf-fifo1-$id
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fifo2=/tmp/fzf-fifo2-$id
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fifo3=/tmp/fzf-fifo3-$id
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cleanup() {
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rm -f $argsf $fifo1 $fifo2 $fifo3
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}
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trap cleanup EXIT SIGINT SIGTERM
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fail() {
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>&2 echo "$1"
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exit 1
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}
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fzf="$(which fzf 2> /dev/null)" || fzf="$(dirname "$0")/fzf"
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[ -x "$fzf" ] || fail "fzf executable not found"
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envs="env TERM=$TERM "
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[ -n "$FZF_DEFAULT_OPTS" ] && envs="$envs FZF_DEFAULT_OPTS=$(printf %q "$FZF_DEFAULT_OPTS")"
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[ -n "$FZF_DEFAULT_COMMAND" ] && envs="$envs FZF_DEFAULT_COMMAND=$(printf %q "$FZF_DEFAULT_COMMAND")"
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mkfifo $fifo2
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mkfifo $fifo3
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# Build arguments to fzf
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opts=""
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for arg in "${args[@]}"; do
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opts="$opts \"${arg//\"/\\\"}\""
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done
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if [ -n "$term" -o -t 0 ]; then
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cat <<< "$fzf $opts > $fifo2; echo \$? > $fifo3 $close" > $argsf
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tmux set-window-option -q synchronize-panes off \;\
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split-window $opt "cd $(printf %q "$PWD");$envs bash $argsf" $swap
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else
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mkfifo $fifo1
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cat <<< "$fzf $opts < $fifo1 > $fifo2; echo \$? > $fifo3 $close" > $argsf
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tmux set-window-option -q synchronize-panes off \;\
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split-window $opt "$envs bash $argsf" $swap
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cat <&0 > $fifo1 &
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fi
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cat $fifo2
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[ "$(cat $fifo3)" = '0' ]
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