Optional IPC logging

kernel/extract-errno.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+set -e
+
+# grep message type and errno constants and make them into a .h file
+cat ../include/errno.h | \
+tr -s ' \t' ' ' | \
+sed 's/^# /#/' | \
+egrep '^#define [A-Z_][A-Z0-9_]* \( ?_SIGN ?[0-9]+ ?\)' | \
+cut -d' ' -f2 | \
+sed 's/\(.*\)/IDENT(\1)/' | \
+sort