1 files changed, 48 insertions, 0 deletions
diff --git a/mk/check/check-headers.sh b/mk/check/check-headers.sh
new file mode 100644
index 00000000000..c965025d524
--- /dev/null
+++ b/mk/check/check-headers.sh
@@ -0,0 +1,48 @@
+# $NetBSD: check-headers.sh,v 1.1 2006/11/09 02:53:15 rillig Exp $
+#
+# This program checks the header files for possible problems.
+#
+# When a macro definition contains the characters "${", it is likely
+# that is comes from a GNU-style configure script that didn't use the
+# ${prefix} or ${exec_prefix} variable correctly.
+#
+
+set -eu
+
+. "${PKGSRCDIR}/mk/check/check-subr.sh"
+cs_setprogname "$0"
+
+# usage: check_header <fname>
+check_header() {
+	# See the end of the loop for the redirection.
+	while read line; do
+
+		# Check for "${" in macro definitions.
+		case "$line" in
+		"#define"*"\${"*)
+			cs_error_heading "Found unresolved variable in macro:"
+			cs_error_msg "$fname: $line"
+			;;
+		esac
+
+	done < "$1"
+}
+
+find * -type f -print 2>/dev/null \
+| {
+	while read fname; do
+
+		case "$fname" in
+		*.h | *.hpp | *.h++ | *.hxx)
+			;;
+		*)
+			continue
+			;;
+		esac
+
+		eval "case \"\$fname\" in $SKIP_FILTER *.orig) continue;; esac"
+
+		check_header "$fname"
+	done
+	cs_exit
+}