Add a patch that fixes df reporting, recognizes vmm, and plays nicely with

ps(1).
From Charlene Wendling (MAINTAINER)

sysutils/neofetch/Makefile

@@ -1,8 +1,8 @@
-# $OpenBSD: Makefile,v 1.2 2018/08/18 21:52:01 rsadowski Exp $
+# $OpenBSD: Makefile,v 1.3 2018/09/04 20:41:42 bcallah Exp $
 
 COMMENT =	system information tool written in bash
 CATEGORIES =	sysutils misc
-REVISION =	0
+REVISION =	1
 
 GH_ACCOUNT =	dylanaraps
 GH_PROJECT =	neofetch

sysutils/neofetch/patches/patch-neofetch

@@ -1,10 +1,76 @@
-$OpenBSD: patch-neofetch,v 1.1 2018/08/18 21:52:01 rsadowski Exp $
+$OpenBSD: patch-neofetch,v 1.2 2018/09/04 20:41:42 bcallah Exp $
+
 Battery fixes. Add support for amphour and charging status.
 From upstream 71df4ffd3b20abaf21c260c5a109793d579dfa11
+
+Fix WM detection, add disk and vmm(4) support
+From upstream e07f545c26a47151236af3a3bc73acae62d87922
+
 Index: neofetch
 --- neofetch.orig
 +++ neofetch
-@@ -3179,12 +3179,19 @@ get_battery() {
+@@ -1137,6 +1137,7 @@ get_model() {
+ 
+     case "$model" in
+         "Standard PC"*) model="KVM/QEMU (${model})" ;;
++        "OpenBSD"*)     model="vmm (${model})" ;;
+     esac
+ }
+ 
+@@ -1474,8 +1475,13 @@ get_wm() {
+     # If function was run, stop here.
+     ((wm_run == 1)) && return
+ 
++    case "$uname" in
++        *"OpenBSD"*)    ps_flags=(x -c) ;;
++        *)              ps_flags=(-e) ;;
++    esac
++
+     if [[ "$WAYLAND_DISPLAY" ]]; then
+-        wm="$(ps -e | grep -m 1 -o -F \
++        wm="$(ps "${ps_flags[@]}" | grep -m 1 -o -F \
+                            -e "arcan" \
+                            -e "asc" \
+                            -e "clayland" \
+@@ -1512,11 +1518,11 @@ get_wm() {
+ 
+         # Window Maker does not set _NET_WM_NAME
+         [[ "$wm" =~ "WINDOWMAKER" ]] && wm="wmaker"
+-
+         # Fallback for non-EWMH WMs.
+         [[ -z "$wm" ]] && \
+-            wm="$(ps -e | grep -m 1 -o -F \
++            wm="$(ps "${ps_flags[@]}" | grep -m 1 -o -F \
+                                -e "catwm" \
++                               -e "fvwm" \
+                                -e "dwm" \
+                                -e "2bwm" \
+                                -e "monsterwm" \
+@@ -3084,9 +3090,20 @@ get_disk() {
+ 
+     # Create an array called 'disks' where each element is a separate line from
+     # df's output. We then unset the first element which removes the column titles.
+-    IFS=$'\n' read -d "" -ra disks <<< "$(df "${df_flags[@]}" "${disk_show[@]:-/}")"
+-    unset "disks[0]"
+-
++    if [[ "$uname" == "OpenBSD" ]]; then
++        # On OpenBSD you can't use df against a /dev/... unless being root or
++        # in the 'operator' group. Making a separate disks array creation.
++        df_flags=(-h)
++        # building an AWK regexp
++        disk_re="${disk_show[*]:-/}"
++        disk_re="${disk_re// /\|}"
++        disk_re="^(${disk_re//\//\\\/})\$"
++        IFS=$'\n' read -d "" -ra disks <<< "$(df "${df_flags[@]}" | \
++            awk -v disk_re="$disk_re" '(NR > 1) && ($1 ~ disk_re || $6 ~ disk_re)')"
++    else
++        IFS=$'\n' read -d "" -ra disks <<< "$(df "${df_flags[@]}" "${disk_show[@]:-/}")"
++        unset "disks[0]"
++    fi
+     # Stop here if 'df' fails to print disk info.
+     [[ -z "${disks[*]}" ]] && {
+         err "Disk: df failed to print the disks, make sure the disk_show array is set properly."
+@@ -3179,12 +3196,19 @@ get_battery() {
                  ;;
  
                  "OpenBSD"* | "Bitrig"*)