Alexandre Julliard : userenv/tests: Don' t depend on the Ascii length to find the next env variable.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: c8c839a9bcabfb9da2867a89916098f0caf930f3
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=c8c839a9bcabfb9da2867a8991...

Author: Alexandre Julliard 
Date:   Wed Aug 19 19:50:06 2009 +0200

userenv/tests: Don't depend on the Ascii length to find the next env variable.

---

dlls/userenv/tests/userenv.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/dlls/userenv/tests/userenv.c b/dlls/userenv/tests/userenv.c
index 3f2bba0..7c1228b 100644
--- a/dlls/userenv/tests/userenv.c
+++ b/dlls/userenv/tests/userenv.c
@@ -51,7 +51,8 @@ static BOOL get_env(const WCHAR * env, const char * var, char ** result)
     varlen = strlen(var);
     do
     {
-        envlen = WideCharToMultiByte( CP_ACP, 0, p, -1, buf, sizeof(buf), NULL, NULL ) - 1;
+        if (!WideCharToMultiByte( CP_ACP, 0, p, -1, buf, sizeof(buf), NULL, NULL )) buf[sizeof(buf)-1] = 0;
+        envlen = strlen(buf);
         if (CompareStringA(GetThreadLocale(), NORM_IGNORECASE|LOCALE_USE_CP_ACP, buf, min(envlen, varlen), var, varlen) == CSTR_EQUAL)
         {
             if (buf[varlen] == '=')
@@ -63,7 +64,8 @@ static BOOL get_env(const WCHAR * env, const char * var, char ** result)
                 return TRUE;
             }
         }
-        p = p + envlen + 1;
+        while (*p) p++;
+        p++;
     } while (*p);
     return FALSE;
 }