1 files changed, 18 insertions, 0 deletions
diff --git a/extra/pkgfile/pkgfile.install b/extra/pkgfile/pkgfile.install
new file mode 100644
index 000000000..5545a3d39
--- /dev/null
+++ b/extra/pkgfile/pkgfile.install
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+post_install() {
+  printf "==> Run 'pkgfile --update' to initialize the database\n"
+}
+
+post_remove() {
+  # the cache dir might not be removed, notify the user
+  if [ -d var/cache/pkgfile ]; then
+    printf "==> /var/cache/pkgfile has not been removed\n"
+  fi
+}
+
+post_upgrade() {
+  if [ "$(vercmp 5 "$2")" -eq 1 ]; then
+    printf "==> DB format has changed. Please run pkgfile -uu\n"
+  fi
+}