diff --git a/altools/README.md b/altools/README.md
index 835ba29..a415f8c 100644
--- a/altools/README.md
+++ b/altools/README.md
@@ -1 +1,2 @@
 # This follows the UNIX philosophy
+Actually, also altools is meant to be in shell since it's ok
\ No newline at end of file
diff --git a/aps b/aps
index 31068e8..6752349 100755
--- a/aps
+++ b/aps
@@ -4,14 +4,20 @@
 # aps. rewritten. #
 ###################
 # OHIO: aps *needs* to be rewritten, i can't add any thing else in the aps.old.sh
-temp_location="/var/tmp"
-install_root="/var/tmp/alroot"
-installed_pkg_database="${install_root}/var/aps/installed"
-#locpkg_database="${install_root}/var/aps/repos"
-lock="${install_root}/var/aps/lock"
-#official="https://git.hippoz.xyz/alnux/repo"
-debug=off
-
+if [ -f "$XDG_CONFIG_HOME/al/config" ]; then
+	. $XDG_CONFIG_HOME/al/config
+elif [ -f "$HOME/.config/al/config" ]; then
+	. $HOME/.config/al/config
+elif [ -f "/etc/al/config" ]; then
+	. /etc/al/config
+elif [ -f "/etc/skel/al/config "]; then
+    . /etc/skel/al/config
+else
+    wrn "No config file!"
+fi
+case ${debug} in
+    on) set -x ;;
+esac
 function prn(){
     echo -e "\e[34m==>\e[39m $1"
 }
@@ -33,9 +39,9 @@ function notf(){
 function confirm(){
     prn "To install, press ENTER, to cancel, press CTRL+C (unix process break key)"
 }
-function dbg(){
-    wrn "This is a debug build, that may not work!"
-}
+#function dbg(){
+#    wrn "This is a debug build, that may not work!"
+#}
 function sources(){
     if [ -f sources ]; then
         pkg_config_url=$(cat sources)
@@ -59,24 +65,26 @@ function sources(){
     fi
 }
 function sha256(){
-    sum="$(cat $@/sums)"
-    case ${shawrp##*/} in
-        openssl) set -- dgst -sha256 -r "$sum" ;;
-        sha256 set -- -r "$sum" ;;
-    esac
-    hsh=$("$shawrp" "$sum")
+    sum="$(cat $1/sums | cut -d'+' -f-)"
+    sha256sum $sum > $1.sha256sum
+    shafilesum=sha256sum -cs "$1.sha256sum"
+    if [ shasum == shafilesum ]; then
+        prn "OK! sha verified."
+    else
+        err "Invalid sha"
+    fi
 }
 
-function md5(){
-    sum="$(cat $@/sums)"
-    md5sum "$sum"
-}
+#function md5(){
+#    sum="$(cat $@/sums)"
+#    md5sum "$sum"
+#}
 function versum(){
     $sumrest=$(cat $@/sums | cut -d'+' -f-)
     $sumtype=$(cat $@/sums | cut -d'+' -f2)
     case $sumtype in
-        sha256) sha256 ;;
-        md5) md5 ;;
+        sha256) sha256 $1 ;;
+        md5) err "MD5 is not supported." ;;
     esac
 }
 function runbuildsh(){
@@ -107,19 +115,6 @@ function pkg_find(){
 }
 function pkg_local(){
     if [ -z "$AL_REPO" ]; then
-        #wrn "Alnux Repo variable is not set, setting to /var/db/repo/core!"
-        #prn "To set the Alnux Repo var, either:"
-        #prn "  edit /etc/profile or your shell's profile to include your repo and sub-repos, "
-        #prn "  much like this: export AL_REPO=/var/db/repo/core:/var/db/repo/extra OR"
-        #prn "  export Alnux Repo var like this: export AL_REPO=/var/db/repo/core:/var/db/repo/extra"
-        #export AL_REPO="/var/aps/repos/official/core"
-        #notf "AL_REPO set to /var/db/repo/core"
-        #prn "Verifying if AL_REPO is set..."
-        #if [ -z $AL_REPO ]; then
-        #    err "AL_REPO is not set."
-        #else
-        #    prn "$(echo $AL_REPO)... yes."
-        #fi
         err "Alnux Repo variable is not set. Will not continue"
     fi
     pkg_find $1
@@ -140,7 +135,7 @@ function pkg_local(){
     cd "${pkg_path}"
     sources || err "No sources found / failed getting sources"
     if [ -f sums ]
-        versum "${pkg_path}"
+        versum "${1}"
     else
         wrn "No sums file found! Be careful!"
     fi
@@ -218,7 +213,11 @@ function version(){
     prn "APS Version 0.1.0"
 }
 function main(){
-    dbg 
+    if [ -f "${lock}" ]; then
+        err "A lock file already exists (another instance of the package manager could be running). If you're sure no package manager is running, remove the file ${lock}."
+    fi
+    touch "${lock}"
+    #dbg 
     case $1 in
         s|sync) sync_local_repo_database "official" ${official}
             [ -z "${2}" ] && exit 0