Update vis.h and vis.c from OpenBSD.

This will be needed for the upcoming utf8 changes.

1 files changed, 4 insertions, 1 deletions

diff --git a/openbsd-compat/vis.h b/openbsd-compat/vis.h
index d1286c99d..2cdfd364b 100644
--- a/openbsd-compat/vis.h
+++ b/openbsd-compat/vis.h
@@ -1,4 +1,4 @@
-/*      $OpenBSD: vis.h,v 1.11 2005/08/09 19:38:31 millert Exp $        */
+/*      $OpenBSD: vis.h,v 1.15 2015/07/20 01:52:27 millert Exp $        */
 /*      $NetBSD: vis.h,v 1.4 1994/10/26 00:56:41 cgd Exp $      */
 
 /*-
@@ -58,6 +58,8 @@
 #define VIS_NL          0x10    /* also encode newline */
 #define VIS_WHITE       (VIS_SP | VIS_TAB | VIS_NL)
 #define VIS_SAFE        0x20    /* only encode "unsafe" characters */
+#define VIS_DQ          0x200   /* backslash-escape double quotes */
+#define VIS_ALL         0x400   /* encode all characters */
 
 /*
  * other
@@ -81,6 +83,7 @@
 
 char    *vis(char *, int, int, int);
 int     strvis(char *, const char *, int);
+int     stravis(char **, const char *, int);
 int     strnvis(char *, const char *, size_t, int)
                 __attribute__ ((__bounded__(__string__,1,3)));
 int     strvisx(char *, const char *, size_t, int)