[pkg] Add preinstall which removes existing Mono of the same version (#…

…11209) Fixes ##11202
mono · Oct 17, 2018 · d07c626 · d07c626
1 parent cda3acc
commit d07c626
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/packaging/MacSDK/packaging/resources/preinstall b/packaging/MacSDK/packaging/resources/preinstall
@@ -0,0 +1,9 @@
+#!/bin/sh -x
+
+PREVIOUS_INSTALL=/Library/Frameworks/Mono.framework/Versions/@@MONO_VERSION@@
+
+# delete any preexisting install of this version
+# to make sure we're starting from a clean slate
+if [ -d "$PREVIOUS_INSTALL" ]; then
+    rm -rf "$PREVIOUS_INSTALL"
+fi