Add a call to check for orphaned versions after any checkout (#1973)

* Add a call to check for orphaned versions after any checkout

* use == instead of -eq for optional

* Add a scripts/install-repo-checks for things to run after checkout; only this versioning error checked for now

scripts/find-orphaned-versions.sh

@@ -0,0 +1,9 @@
+#/bin/sh
+# $1 is a versioned file name
+
+ver="$1"
+base="${ver%%.~[1-9]*~}"
+if [ ! -f "$base" ]; then 
+    echo "Orphaned version: $ver but no $base"
+fi
+

scripts/install-repo-checks.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# install checks for repository, meant to run post-checkout
+
+# For now, this just checks for orphaned versions.
+
+
+rm -f .git/hooks/post-checkout
+cp scripts/post-checkout .git/hooks/post-checkout &&
+    chmod -x .git/hooks/post-checkout &&
+    echo copy made: &&
+    ls -l .git/hooks/post-checkout &&
+    exit 0
+
+exit 1

scripts/post-checkout

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# Get the parameters
+previous_head=$1
+new_head=$2
+is_branch_checkout=$3
+
+# Print some info
+echo "Checkout complete!"
+# echo "Previous HEAD: $previous_head"
+# echo "New HEAD: $new_head"
+# echo "Branch checkout: $is_branch_checkout"
+
+if [[ "$is_branch_checkout" == "1" ]]; then
+    find . -name "*.~[1-9]*~" -exec ./scripts/find-orphaned-versions.sh {} \;
+fi

scripts/post-checkout.sh

@@ -0,0 +1,3 @@
+#/bin/sh
+
+find . -name "*.~[1-9]*~" -exec if \[ ! -f {}:h \]\; then echo "{}" " with no versionless" \;