Add vsd.sh to source tree

setup/vsd.txt

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+skipWarning=
+drive=
+if [[ $1 == "-1" || $1 == "-d1" ]]; then
+    shift
+elif [[ $1 = "-2" || $1 == "-d2" ]]; then
+    drive=2
+    shift
+fi
+if [[ ! $1 ]]; then
+    echo "virtual drive $(( drive ? 2 : 1 )): $(readlink /usr/local/adtpro/disks/Virtual${drive}.po)"
+else
+    if [[ $1 == "-f" ]]; then
+        shift
+        skipWarning=1
+    fi
+    if [[ ! -f $1 ]]; then
+        echo "Image file '$1' was not found."
+    elif [[ -f /usr/local/adtpro/disks/Virtual${drive}.po && ! -L /usr/local/adtpro/disks/Virtual${drive}.po ]]; then
+        echo "/usr/local/adtpro/disks/Virtual${drive}.po is an actual disk image"
+        echo "file, not a symbolic link. Please move or rename it, and try again."
+    else
+        rm /usr/local/adtpro/disks/Virtual${drive}.po &>/dev/null;
+        [[ ${1:0:1} != "/" ]] && pwd="$PWD/";
+        ln -s "$pwd$1" /usr/local/adtpro/disks/Virtual${drive}.po
+        [[ $drive ]] && VSD2="$pwd$1" || VSD1="$pwd$1"
+        if [[ $(ps aux | grep [A]DTPro) ]]; then
+            if [[ ! $skipWarning ]]; then
+                echo "Please make sure you're not writing to either virtual drive on your Apple II."
+                echo -n "  Press return when ready, or control-C to cancel..."
+                read
+            fi
+            sudo pkill -f [A]DTPro
+            while [[ $(ps aux | grep [A]DTPro) ]]; do sleep 1; done
+            /usr/local/bin/adtpro-start
+        fi
+    fi
+fi
+
+unset drive
+unset pwd