cmd: Space does not delimit environment variable names.

programs/cmd/builtins.c

@@ -2361,6 +2361,8 @@ void WCMD_setshow_env (WCHAR *s) {
     *p++ = '\0';
 
     if (strlenW(p) == 0) p = NULL;
+    WINE_TRACE("set: Setting var '%s' to '%s'\n", wine_dbgstr_w(s),
+               wine_dbgstr_w(p));
     status = SetEnvironmentVariableW(s, p);
     gle = GetLastError();
     if ((!status) & (gle == ERROR_ENVVAR_NOT_FOUND)) {

programs/cmd/tests/test_builtins.cmd.exp

@@ -203,10 +203,10 @@ baz@space@
 1
 0
 FOOBAR not defined
-@todo_wine@  baz
+  baz
 FOOBAR =  baz
 0
-@todo_wine@  baz2
+  baz2
 0
  bar
 @todo_wine@FOOBAR= bar

programs/cmd/wcmdmain.c

@@ -557,7 +557,7 @@ static WCHAR *WCMD_expand_envvar(WCHAR *start,
     static const WCHAR Time[]      = {'T','I','M','E','\0'};
     static const WCHAR Cd[]        = {'C','D','\0'};
     static const WCHAR Random[]    = {'R','A','N','D','O','M','\0'};
-    static const WCHAR Delims[]    = {'%',' ',':','\0'};
+    static const WCHAR Delims[]    = {'%',':','\0'};
 
     WINE_TRACE("Expanding: %s (%s,%s)\n", wine_dbgstr_w(start),
                wine_dbgstr_w(forVal), wine_dbgstr_w(forVar));