[PATCH 2/3] grep: reset state after truncated or invalid multibyte sequences

[Paolo Bonzini]

From: Norihirio Tanaka <address@hidden>

* src/searchutils.c (is_mb_middle): When treating an invalid sequence
or a truncated multibyte character as a single byte character, reset
mbstate
---
 src/searchutils.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/searchutils.c b/src/searchutils.c
index ef4fef3..960e3ba 100644
--- a/src/searchutils.c
+++ b/src/searchutils.c
@@ -131,6 +131,7 @@ is_mb_middle(const char **good, const char *buf, const char 
*end)
          /* An invalid sequence, or a truncated multibyte character.
             We treat it as a single byte character.  */
          mbclen = 1;
+         memset(mbstate, 0, sizeof(mbstate_t));
        }
       p += mbclen;
     }
-- 
1.6.6.1