1 files changed, 14 insertions, 0 deletions
diff --git a/src/libregexp/regerror.c b/src/libregexp/regerror.c
new file mode 100644
index 00000000..2cd1e3e2
--- /dev/null
+++ b/src/libregexp/regerror.c
@@ -0,0 +1,14 @@
+#include "lib9.h"
+#include "regexp9.h"
+
+void
+regerror(char *s)
+{
+	char buf[132];
+
+	strcpy(buf, "regerror: ");
+	strcat(buf, s);
+	strcat(buf, "\n");
+	write(2, buf, strlen(buf));
+	exit(1);
+}