don't replace gtk3-classic again

.gitignore

+*.log

PKGBUILD

@@ -2,7 +2,7 @@
 # Maintainer : Bernhard Landauer <oberon@manjaro.org>
 
 pkgname=manjaro-system
-pkgver=$(date +%Y%m%d)
+pkgver=20191208
 pkgrel=1
 pkgdesc="Manjaro Linux System - Update script"
 arch=('any')
@@ -14,6 +14,10 @@ install=manjaro-update-system.sh
 source=('fsck.overlay')
 sha256sums=('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
 
+pkgver() {
+    date +%Y%m%d
+}
+
 package() {
    install -Dm755 "$srcdir/fsck.overlay" "$pkgdir/usr/bin/fsck.overlay"
 }

manjaro-update-system.sh

@@ -224,16 +224,18 @@ post_upgrade() {
 		chmod 755 /var/lib/AccountsService/icons/
 	fi
 
-    # replace gtk3-classic with regular upstream gtk3
-    if [ "$(pacman -Qq | grep 'gtk3-classic' -m1)" == "gtk3-classic" ]; then
-        msg "replacing gkt3-classic with regular gtk3 ..."
-        msg "If you want to continue using the -classic or -mushroom version please install from the AUR."
-        rm /var/lib/pacman/db.lck &> /dev/null
-        pacman -Rdd --noconfirm gtk3-classic
-        pacman -S --noconfirm gtk3
-        if [ "$(pacman -Qq | grep 'lib32-gtk3-classic' -m1)" == "lib32-gtk3-classic" ]; then
-            pacman -Rdd --noconfirm lib32-gtk3-classic
-            pacman -S --noconfirm lib32-gtk3
+    # replace gtk3-classic with regular upstream gtk3 unless reinstalled since m-s 20191208-1
+    if [ "$(vercmp $(pacman -Q | grep 'manjaro-system' -m1 | cut -d' ' -f2) 20191208-1)" -lt 0 ]; then
+        if [ "$(pacman -Qq | grep 'gtk3-classic' -m1)" == "gtk3-classic" ]; then
+            msg "replacing gkt3-classic with regular gtk3 ..."
+            msg "If you want to continue using the -classic or -mushroom version please install from the AUR."
+            rm /var/lib/pacman/db.lck &> /dev/null
+            pacman -Rdd --noconfirm gtk3-classic
+            pacman -S --noconfirm gtk3
+            if [ "$(pacman -Qq | grep 'lib32-gtk3-classic' -m1)" == "lib32-gtk3-classic" ]; then
+                pacman -Rdd --noconfirm lib32-gtk3-classic
+                pacman -S --noconfirm lib32-gtk3
+            fi
         fi
     fi
 }