new script to compare all the file names across two directory hierarchies

(does not consider file contents or dates or anything, just mere presence).

diff --git a/scripts/files/compare_dirs.sh b/scripts/files/compare_dirs.sh
new file mode 100644 (file)
index 0000000..02571db
--- /dev/null
+++ b/scripts/files/compare_dirs.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+
+
+dir1="$1"; shift
+dir2="$1"; shift
+
+if [ -z "$dir1" -o -z "$dir2" ]; then
+  echo This script needs two directory names for which it will create a
+  echo list of differences in the two directory hierarchies.
+  exit 1
+fi
+if [ ! -d "$dir1/" -o ! -d "$dir2/" ]; then
+  echo The directories to be compared must already exist.
+  exit 1
+fi
+
+out1="$(mktemp "$TMP/compare_dirs_output.XXXXXX")"
+out2="$(mktemp "$TMP/compare_dirs_output.XXXXXX")"
+
+pushd "$dir1" &>/dev/null
+#find . -type d >"$out1"
+find . >"$out1"
+sort "$out1" >"$out1".sort
+popd &>/dev/null
+
+pushd "$dir2" &>/dev/null
+#find . -type d >"$out2"
+find . >"$out2"
+sort "$out2" >"$out2".sort
+popd &>/dev/null
+
+diff "$out1".sort "$out2".sort
+