w32.c (readlink): Support DBCS codepages.

diff --git a/src/ChangeLog b/src/ChangeLog
index c615266..66eb75a 100644 (file)
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,7 @@
 2013-01-25  Eli Zaretskii  <eliz@gnu.org>
 
+       * w32.c (readlink): Support DBCS codepages.
+
        * w32notify.c (Fw32notify_add_watch): Doc fix.  (Bug#13540)
 
 2013-01-25  Dmitry Antipov  <dmantipov@yandex.ru>

diff --git a/src/w32.c b/src/w32.c
index f722bc5..dc9233e 100644 (file)
--- a/src/w32.c
+++ b/src/w32.c
@@ -4639,18 +4639,34 @@ readlink (const char *name, char *buf, size_t buf_size)
          else
            {
              size_t size_to_copy = buf_size;
-             BYTE *p = lname;
+             BYTE *p = lname, *p2;
              BYTE *pend = p + lname_len;
+             int dbcs_p = max_filename_mbslen () > 1;
 
              /* Normalize like dostounix_filename does, but we don't
                 want to assume that lname is null-terminated.  */
-             if (*p && p[1] == ':' && *p >= 'A' && *p <= 'Z')
-               *p += 'a' - 'A';
+             if (dbcs_p)
+               p2 = CharNextExA (file_name_codepage, p, 0);
+             else
+               p2 = p + 1;
+             if (*p && *p2 == ':' && *p >= 'A' && *p <= 'Z')
+               {
+                 *p += 'a' - 'A';
+                 p += 2;
+               }
              while (p <= pend)
                {
                  if (*p == '\\')
                    *p = '/';
-                 ++p;
+                 if (dbcs_p)
+                   {
+                     p = CharNextExA (file_name_codepage, p, 0);
+                     /* CharNextExA doesn't advance at null character.  */
+                     if (!*p)
+                       break;
+                   }
+                 else
+                   ++p;
                }
              /* Testing for null-terminated LNAME is paranoia:
                 WideCharToMultiByte should always return a