keymap: add check for valid names

Add keymap/check-keymaps.sh and run it in make check.

This verifies that all key names in keymap/keymaps/* are known in the
current <linux/input.h>.

1 files changed, 16 insertions, 0 deletions

diff --git a/keymap/check-keymaps.sh b/keymap/check-keymaps.sh
new file mode 100755
index 0000000..bb38378
--- /dev/null
+++ b/keymap/check-keymaps.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+# check that all key names in keymaps/* are known in <linux/input.h>
+
+KEYLIST=${srcdir:-.}/keys.txt
+
+[ -e "$KEYLIST" ] || {
+    echo "need $KEYLIST please build first" >&2
+    exit 1
+}
+
+missing=$(join -v 2 <(awk '{print tolower(substr($1,5))}' $KEYLIST | sort -u) <(awk '{print $2}' keymaps/*|sort -u))
+[ -z "$missing" ] || {
+    echo "ERROR: unknown key names in keymaps/*:" >&2
+    echo "$missing" >&2
+    exit 1
+}