make use of setsid(1)'s -f flag (#652)

Co-authored-by: Luke Smith <luke@lukesmith.xyz>

.config/bspwm/bspwm/bspwmrc

@@ -32,7 +32,7 @@ bspc config focus_follows_pointer true
 bspc rule -a Zathura state=tiled
 
 dropdownname="dropdown"
-bspc query -N -n .hidden >/dev/null || setsid $TERMINAL -n "$dropdownname" -e dropdown >/dev/null 2>&1 &
+bspc query -N -n .hidden >/dev/null || setsid -f $TERMINAL -n "$dropdownname" -e dropdown >/dev/null 2>&1
 bspc rule -a St:$dropdownname hidden=on
 bspc rule -a St:$dropdownname sticky=on
 bspc rule -a St:$dropdownname state=floating

.config/bspwm/bspwmrc

@@ -26,7 +26,7 @@ bspc config top_padding 24	# top_padding I set equal to polybar's height
 bspc config focus_follows_pointer true
 
 dropdownname="dropdown"
-bspc query -N -n .hidden >/dev/null || setsid $TERMINAL -n "$dropdownname" -e dropdown >/dev/null 2>&1 &
+bspc query -N -n .hidden >/dev/null || setsid -f $TERMINAL -n "$dropdownname" -e dropdown >/dev/null 2>&1
 bspc rule -a St:$dropdownname hidden=on
 bspc rule -a St:$dropdownname sticky=on
 bspc rule -a St:$dropdownname state=floating

.config/lf/lfrc

@@ -15,17 +15,14 @@ $lf -remote "send $id set previewer ${XDG_CONFIG_HOME:-$HOME/.config}/lf/scope"
 # cmds/functions
 cmd open ${{
     case $(file --mime-type $f -b) in
-	image/vnd.djvu|application/pdf|application/octet-stream) setsid zathura $fx >/dev/null 2>&1 & ;;
+	image/vnd.djvu|application/pdf|application/octet-stream) setsid -f zathura $fx >/dev/null 2>&1 ;;
         text/*) $EDITOR $fx;;
-	image/x-xcf|image/svg+xml) setsid gimp $f >/dev/null 2>&1 & ;;
-	image/*) rotdir $f | grep -i "\.\(png\|jpg\|jpeg\|gif\|webp\)\(_large\)*$" | setsid sxiv -aio 2>/dev/null | lf-select & ;;
+	image/x-xcf|image/svg+xml) setsid -f gimp $f >/dev/null 2>&1 ;;
+	image/*) rotdir $f | grep -i "\.\(png\|jpg\|jpeg\|gif\|webp\)\(_large\)*$" | setsid -f sxiv -aio 2>/dev/null | lf-select ;;
 	audio/*) mpv --audio-display=no $f ;;
-	video/*) setsid mpv $f -quiet >/dev/null 2>&1 & ;;
-	application/pdf) setsid zathura $fx >/dev/null 2>&1 & ;;
-	application/epub+zip) setsid zathura $fx >/dev/null 2>&1 & ;;
-	application/vnd.comicbook+zip) setsid zathura $fx >/dev/null 2>&1 & ;;
-	application/vnd.comicbook-rar) setsid zathura $fx >/dev/null 2>&1 & ;;
-        *) for f in $fx; do setsid $OPENER $f >/dev/null 2>&1 & done;;
+	video/*) setsid -f mpv $f -quiet >/dev/null 2>&1 ;;
+	application/pdf|application/vnd*|application/epub*) setsid -f zathura $fx >/dev/null 2>&1 ;;
+        *) for f in $fx; do setsid -f $OPENER $f >/dev/null 2>&1 done;;
     esac
 }}
 

.config/ranger/rifle.conf

@@ -37,7 +37,7 @@
 #
 # Flags are single characters which slightly transform the command:
 #   f | Fork the program, make it run in the background.
-#     |   New command = setsid $command >& /dev/null &
+#     |   New command = setsid -f $command >& /dev/null
 #   r | Execute the command with root permissions
 #     |   New command = sudo $command
 #   t | Run the program in a new terminal.  If $TERMCMD is not defined,

.local/bin/compiler

@@ -35,6 +35,6 @@ case "$file" in
 	*\.m) octave "$file" ;;
 	*\.scad) openscad -o "$base".stl "$file" ;;
 	*\.go) go run "$file" ;;
-	*\.sent) setsid sent "$file" 2>/dev/null & ;;
+	*\.sent) setsid -f sent "$file" 2>/dev/null ;;
 	*) sed 1q "$file" | grep "^#!/" | sed "s/^#!//" | xargs -r -I % "$file" ;;
 esac

.local/bin/displayselect

@@ -59,7 +59,7 @@ onescreen() { # If only one output available or chosen.
 postrun() { # Stuff to run to clean up.
 	setbg		# Fix background if screen size/arangement has changed.
 	remaps		# Re-remap keys if keyboard added (for laptop bases)
-	{ killall dunst ; setsid dunst & } >/dev/null 2>&1 # Restart dunst to ensure proper location on screen
+	{ killall dunst ; setsid -f dunst } >/dev/null 2>&1 # Restart dunst to ensure proper location on screen
 	}
 
 # Get all possible displays

.local/bin/dmenuhandler

@@ -5,12 +5,12 @@
 
 case "$(printf "copy url\\nmpv\\nmpv (loop)\\nqueue download\\n\\nqueue youtube-dl\\nfeh\\nbrowser\\nw3m\\nmpv (float)" | dmenu -i -p "Open link with what program?")" in
 	"copy url") echo "$1" | xclip -selection clipboard ;;
-	mpv) setsid mpv -quiet "$1" >/dev/null 2>&1 & ;;
-	"mpv (loop)") setsid mpv -quiet --loop "$1" >/dev/null 2>&1 & ;;
+	mpv) setsid -f mpv -quiet "$1" >/dev/null 2>&1 ;;
+	"mpv (loop)") setsid -f mpv -quiet --loop "$1" >/dev/null 2>&1 ;;
 	"queue download") tsp curl -LO "$1" >/dev/null 2>&1 ;;
 	"queue youtube-dl") tsp youtube-dl --write-metadata -ic "$1" >/dev/null 2>&1 ;;
-	browser) setsid "$BROWSER" "$1" >/dev/null 2>&1 & ;;
-	feh) setsid feh "$1" >/dev/null 2>&1 & ;;
+	browser) setsid -f "$BROWSER" "$1" >/dev/null 2>&1 ;;
+	feh) setsid -f feh "$1" >/dev/null 2>&1 ;;
 	w3m) w3m "$1" >/dev/null 2>&1 ;;
-	"mpv (float)") setsid mpv --geometry=+0-0 --autofit=30%  --title="mpvfloat" "$1" >/dev/null 2>&1 & ;;
+	"mpv (float)") setsid -f mpv --geometry=+0-0 --autofit=30%  --title="mpvfloat" "$1" >/dev/null 2>&1 ;;
 esac

.local/bin/linkhandler

@@ -11,12 +11,12 @@
 
 case "$1" in
 	*mkv|*webm|*mp4|*youtube.com/watch*|*youtube.com/playlist*|*youtu.be*|*hooktube.com*|*bitchute.com*)
-		setsid mpv -quiet "$1" >/dev/null 2>&1 & ;;
+		setsid -f mpv -quiet "$1" >/dev/null 2>&1 ;;
 	*png|*jpg|*jpe|*jpeg|*gif)
 		curl -sL "$1" > "/tmp/$(echo "$1" | sed "s/.*\///")" && sxiv -a "/tmp/$(echo "$1" | sed "s/.*\///")"  >/dev/null 2>&1 & ;;
 	*mp3|*flac|*opus|*mp3?source*)
-		setsid tsp curl -LO "$1" >/dev/null 2>&1 & ;;
+		setsid -f tsp curl -LO "$1" >/dev/null 2>&1 ;;
 	*)
 		if [ -f "$1" ]; then "$TERMINAL" -e "$EDITOR $1"
-		else setsid $BROWSER "$1" >/dev/null 2>&1 & fi ;;
+		else setsid -f $BROWSER "$1" >/dev/null 2>&1 fi ;;
 esac

.local/bin/opout

@@ -7,7 +7,7 @@
 basename="$(echo "$1" | sed 's/\.[^\/.]*$//')"
 
 case "$1" in
-	*.tex|*.m[dse]|*.[rR]md|*.mom|*.[0-9]) setsid xdg-open "$basename".pdf >/dev/null 2>&1 & ;;
-	*.html) setsid "$BROWSER" "$basename".html >/dev/null 2>&1 & ;;
-	*.sent) setsid sent "$1" >/dev/null 2>&1 & ;;
+	*.tex|*.m[dse]|*.[rR]md|*.mom|*.[0-9]) setsid -f xdg-open "$basename".pdf >/dev/null 2>&1 ;;
+	*.html) setsid -f "$BROWSER" "$basename".html >/dev/null 2>&1 ;;
+	*.sent) setsid -f sent "$1" >/dev/null 2>&1 ;;
 esac

.local/bin/statusbar/clock

@@ -20,7 +20,7 @@ esac
 
 case $BLOCK_BUTTON in
 	1) notify-send "This Month" "$(cal --color=always | sed "s/..7m/<b><span color=\"red\">/;s/..27m/<\/span><\/b>/")" && notify-send "Appointments" "$(calcurse -D ~/.config/calcurse -d3)" ;;
-	2) setsid "$TERMINAL" -e calcurse -D ~/.config/calcurse & ;;
+	2) setsid -f "$TERMINAL" -e calcurse -D ~/.config/calcurse ;;
 	3) notify-send "📅 Time/date module" "\- Left click to show upcoming appointments for the next three days via \`calcurse -d3\` and show the month via \`cal\`
 - Middle click opens calcurse if installed" ;;
 	6) "$TERMINAL" -e "$EDITOR" "$0" ;;

.local/bin/statusbar/cpu

@@ -2,7 +2,7 @@
 
 case $BLOCK_BUTTON in
 	1) notify-send "🖥 CPU hogs" "$(ps axch -o cmd:15,%cpu --sort=-%cpu | head)\\n(100% per core)" ;;
-	2) setsid "$TERMINAL" -e htop & ;;
+	2) setsid -f "$TERMINAL" -e htop ;;
 	3) notify-send "🖥 CPU module " "\- Shows CPU temperature.
 - Click to show intensive processes.
 - Middle click to open htop." ;;

.local/bin/statusbar/mailbox

@@ -4,8 +4,8 @@
 # When clicked, brings up `neomutt`.
 
 case $BLOCK_BUTTON in
-	1) setsid "$TERMINAL" -e neomutt & ;;
-	2) setsid mailsync >/dev/null & ;;
+	1) setsid -f "$TERMINAL" -e neomutt ;;
+	2) setsid -f mailsync >/dev/null ;;
 	3) notify-send "📬 Mail module" "\- Shows unread mail
 - Shows 🔃 if syncing mail
 - Left click opens neomutt

.local/bin/statusbar/memory

@@ -2,7 +2,7 @@
 
 case $BLOCK_BUTTON in
 	1) notify-send "🧠 Memory hogs" "$(ps axch -o cmd:15,%mem --sort=-%mem | head)" ;;
-	2) setsid "$TERMINAL" -e htop & ;;
+	2) setsid -f "$TERMINAL" -e htop ;;
 	3) notify-send "🧠 Memory module" "\- Shows Memory Used/Total.
 - Click to show memory hogs.
 - Middle click to open htop." ;;

.local/bin/statusbar/music

@@ -5,7 +5,7 @@ filter() { mpc | sed "/^volume:/d;s/\\&/&/g;s/\\[paused\\].*/⏸/g;/\\[playi
 pidof -x mpdup >/dev/null 2>&1 || mpdup &
 
 case $BLOCK_BUTTON in
-	1) mpc status | filter ; setsid "$TERMINAL" -e ncmpcpp & ;;  # right click, pause/unpause
+	1) mpc status | filter ; setsid -f "$TERMINAL" -e ncmpcpp ;;  # right click, pause/unpause
 	2) mpc toggle | filter ;;  # right click, pause/unpause
 	3) mpc status | filter ; notify-send "🎵 Music module" "\- Shows mpd song playing.
 - Italic when paused.

.local/bin/statusbar/news

@@ -5,7 +5,7 @@
 
 case $BLOCK_BUTTON in
         1) setsid "$TERMINAL" -e newsboat ;;
-	2) setsid newsup >/dev/null & exit ;;
+	2) setsid -f newsup >/dev/null exit ;;
         3) notify-send "📰 News module" "\- Shows unread news items
 - Shows 🔃 if updating with \`newsup\`
 - Left click opens newsboat

.local/bin/statusbar/pacpackages

@@ -18,7 +18,7 @@
 # Exec = /usr/bin/pkill -RTMIN+8 dwmblocks # Or i3blocks if using i3.
 
 case $BLOCK_BUTTON in
-	1) setsid "$TERMINAL" -e popupgrade & ;;
+	1) setsid -f "$TERMINAL" -e popupgrade ;;
 	2) notify-send "$(/usr/bin/pacman -Qu)" ;;
 	3) notify-send "🎁 Upgrade module" "📦: number of upgradable packages
 - Left click to upgrade packages

.local/bin/statusbar/torrent

@@ -17,7 +17,7 @@ transmission-remote -l | grep % |
 				s/Z/🌱/g" | awk '{print $2 $1}' | paste -sd ' '
 
 case $BLOCK_BUTTON in
-	1) setsid "$TERMINAL" -e tremc & ;;
+	1) setsid -f "$TERMINAL" -e tremc ;;
 	2) td-toggle ;;
 	3) notify-send "🌱 Torrent module" "\- Left click to open tremc.
 - Middle click to toggle transmission.

.local/bin/statusbar/volume

@@ -4,11 +4,11 @@
 # uncomment the ALSA lines if you remove PulseAudio.
 
 case $BLOCK_BUTTON in
-	# 1) setsid "$TERMINAL" -e alsamixer & ;;
+	# 1) setsid -f "$TERMINAL" -e alsamixer ;;
 	# 2) amixer sset Master toggle ;;
 	# 4) amixer sset Master 5%+ >/dev/null 2>/dev/null ;;
 	# 5) amixer sset Master 5%- >/dev/null 2>/dev/null ;;
-	1) setsid "$TERMINAL" -e pulsemixer & ;;
+	1) setsid -f "$TERMINAL" -e pulsemixer ;;
 	2) pamixer -t ;;
 	4) pamixer --allow-boost -i 1 ;;
 	5) pamixer --allow-boost -d 1 ;;

.local/bin/statusbar/weather

@@ -16,7 +16,7 @@ showweather() { printf "%s" "$(sed '16q;d' "${XDG_DATA_HOME:-$HOME/.local/share}
 sed '13q;d' "${XDG_DATA_HOME:-$HOME/.local/share}/weatherreport" | grep -o "m\\([-+]\\)*[0-9]\\+" | sort -n -t 'm' -k 2n | sed -e 1b -e '$!d' | tr '\n|m' ' ' | awk '{print " 🥶" $1 "°","🌞" $2 "°"}' ;}
 
 case $BLOCK_BUTTON in
-	1) setsid "$TERMINAL" -e less -Srf "${XDG_DATA_HOME:-$HOME/.local/share}/weatherreport" & ;;
+	1) setsid -f "$TERMINAL" -e less -Srf "${XDG_DATA_HOME:-$HOME/.local/share}/weatherreport" ;;
 	2) getforecast && showweather ;;
 	3) notify-send "🌈 Weather module" "\- Left click for full forecast.
 - Middle click to update forecast.