Add /etc configs

etc/Xorg/10disable-timeout.conf

@@ -0,0 +1,11 @@
+Section "Monitor"
+    Identifier "monitor catchall"
+    Option "DPMS" "false"
+EndSection
+
+Section "ServerFlags"
+    Option "StandbyTime" "0"
+    Option "SuspendTime" "0"
+    Option "OffTime" "0"
+    Option "BlankTime" "0"
+EndSection

etc/Xorg/20opengl.conf

@@ -0,0 +1,2 @@
+Section "Files"
+EndSection

etc/Xorg/30trackpoint.conf

@@ -0,0 +1,11 @@
+Section "InputClass"
+    Identifier	"Trackpoint Wheel Emulation"
+    Driver "evdev"
+    MatchProduct	"TPPS/2 IBM TrackPoint"
+    MatchDevicePath	"/dev/input/event*"
+    Option		"EmulateWheel"		"true"
+    Option		"EmulateWheelButton"	"2"
+    Option		"Emulate3Buttons"	"false"
+    Option		"XAxisMapping"		"6 7"
+    Option		"YAxisMapping"		"4 5"
+EndSection

etc/Xorg/40disable-trackpad.conf

@@ -0,0 +1,6 @@
+Section "InputClass"
+        Identifier "touchpad catchall"
+        Driver "evdev"
+        MatchIsTouchpad "on"
+        Option "Ignore" "on"
+EndSection

etc/portage/bashrc

@@ -0,0 +1,31 @@
+declare -gA SNAPPER_PRE_SNAP_NUMS
+
+snapper_pre_snap() {
+    local desc="$1 ${CATEGORY}/${PF}"
+    local n="$(snapper -c root create -t pre -p -d "${desc}")"
+    SNAPPER_PRE_SNAP_NUMS["${desc}"]="${n}"
+}
+
+snapper_post_snap() {
+    local desc="$1 ${CATEGORY}/${PF}"
+    local n="${SNAPPER_PRE_SNAP_NUMS["${desc}"]}"
+    snapper -c root create -t post --pre-number "${n}" -d "${desc}"
+}
+
+pre_pkg_preinst() {
+    snapper_pre_snap install
+}
+
+post_pkg_postinst() {
+    updatedb
+    snapper_post_snap install
+}
+
+pre_pkg_prerm() {
+    snapper_pre_snap rm
+}
+
+post_pkg_postrm() {
+    updatedb
+    snapper_post_snap rm
+}