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pfetch: Fix program detection when aliases/functions are also defined. Closes #84

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Dylan Araps 2020-11-03 05:48:16 +02:00
parent 9886d75967
commit 4bcc18e9a6
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GPG Key ID: 46D62DD9F1DE636E
1 changed files with 12 additions and 8 deletions
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pfetch
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@ -2,6 +2,14 @@
#
# pfetch - Simple POSIX sh fetch script.
# This is just a simple wrapper around 'command -v' to avoid
# spamming '>/dev/null' throughout this function. This also guards
# against aliases and functions.
has() {
_cmd=$(command -v "$1") >/dev/null || return 1
[ -x "$_cmd" ] || return 1
}
log() {
# The 'log()' function handles the printing of information.
# In 'pfetch' (and 'neofetch'!) the printing of the ascii art and info
@ -155,7 +163,7 @@ get_os() {
# This applies only to distributions which follow the standard
# by shipping unmodified identification files and packages
# from their respective upstreams.
if command -v lsb_release; then
if has lsb_release; then
distro=$(lsb_release -sd)
# Android detection works by checking for the existence of
@ -183,8 +191,8 @@ get_os() {
# Special cases for (independent) distributions which
# don't follow any os-release/lsb standards whatsoever.
command -v crux && distro=$(crux)
command -v guix && distro='Guix System'
has crux && distro=$(crux)
has guix && distro='Guix System'
# Check to see if we're running Bedrock Linux which is
# very unique. This simply checks to see if the user's
@ -459,10 +467,6 @@ get_uptime() {
}
get_pkgs() {
# This is just a simple wrapper around 'command -v' to avoid
# spamming '>/dev/null' throughout this function.
has() { command -v "$1" >/dev/null; }
# This works by first checking for which package managers are
# installed and finally by printing each package manager's
# package list with each package one per line.
@ -834,7 +838,7 @@ get_wm() {
# This is a two pass call to xprop. One call to get the window
# manager's ID and another to print its properties.
command -v xprop && {
has xprop && {
# The output of the ID command is as follows:
# _NET_SUPPORTING_WM_CHECK: window id # 0x400000
#