voidrice/.local/bin/ifinstalled
Hekuran 4231d6bd33
improved ifinstalled and made noisereduce use it (#930)
* made noisereduce executable

* improved `ifinstalled` script

* made `noisereduce` use `ifinstalled` script

* quoting for quiet shellcheck
2021-05-30 21:07:27 -04:00

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Executable file

#!/bin/sh
# Some optional functions in LARBS require programs not installed by default. I
# use this little script to check to see if a command exists and if it doesn't
# it informs the user that they need that command to continue. This is used in
# various other scripts for clarity's sake.
for x in "$@";do
notify() { notify-send "📦 $x" "must be installed for this function." && exit 1 ;}
which_out="$( /usr/bin/which "$x" >/dev/null 2>&1 )" && exit 0 #you might have compiled the prog, and not install the repo pkg...
pkgname="$(pacman -Qqo "$which_out" >/dev/null 2>&1 )" #...thats why two variables.
pacman -Qq "$pkgname" >/dev/null 2>&1 || notify
done