1 files changed, 22 insertions, 0 deletions

diff --git a/src/lib/evil/regex/utils.h b/src/lib/evil/regex/utils.h
new file mode 100644
index 0000000000..1a997ac8fc
--- /dev/null
+++ b/src/lib/evil/regex/utils.h
@@ -0,0 +1,22 @@
+/* utility definitions */
+#ifdef _POSIX2_RE_DUP_MAX
+#define DUPMAX  _POSIX2_RE_DUP_MAX
+#else
+#define DUPMAX  255
+#endif
+#define INFINITY        (DUPMAX + 1)
+#define NC              (CHAR_MAX - CHAR_MIN + 1)
+typedef unsigned char uch;
+
+/* switch off assertions (if not already off) if no REDEBUG */
+#ifndef REDEBUG
+#ifndef NDEBUG
+#define NDEBUG  /* no assertions please */
+#endif
+#endif
+#include <assert.h>
+
+/* for old systems with bcopy() but no memmove() */
+#ifdef USEBCOPY
+#define memmove(d, s, c)        bcopy(s, d, c)
+#endif