1 files changed, 23 insertions, 0 deletions
diff --git a/bin/lowercase b/bin/lowercase
new file mode 100755
index 0000000..09273b0
--- /dev/null
+++ b/bin/lowercase
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# lowerext.sh    
+
+while read f; do
+    if [[ "$f" = *.* ]]; then
+        # Extract the basename
+        b="${f%.*}"
+
+        # Extract the extension
+        x="${f##*.}"
+
+        # Convert the extension to lower case
+        # Note: this only works in recent versions of Bash
+        l="${x,,}"
+
+        if [[ "$x" != "$l" ]]; then
+            mv "$f" "$b.$l"
+        fi
+    else
+        continue
+    fi
+done