[Emacs-diffs] trunk r116722: src/w32.c (stat_worker): Fix commentary.

[Eli Zaretskii]

------------------------------------------------------------
revno: 116722
revision-id: address@hidden
parent: address@hidden
committer: Eli Zaretskii <address@hidden>
branch nick: trunk
timestamp: Mon 2014-03-10 19:31:17 +0200
message:
  src/w32.c (stat_worker): Fix commentary.
modified:
  src/w32.c                      w32.c-20091113204419-o5vbwnq5f7feedwu-808

=== modified file 'src/w32.c'
--- a/src/w32.c 2014-03-10 17:26:45 +0000
+++ b/src/w32.c 2014-03-10 17:31:17 +0000
@@ -4745,10 +4745,9 @@
       return -1;
     }
 
-  /* Remove trailing directory separator, unless name is the root
-     directory of a drive or UNC volume in which case ensure there
-     is a trailing separator. */
   len = strlen (name);
+  /* Allocate 1 extra byte so that we could append a slash to a root
+     directory, down below.  */
   name = strcpy (alloca (len + 2), name);
 
   /* Avoid a somewhat costly call to is_symlink if the filesystem
@@ -4963,6 +4962,7 @@
        }
       else if (rootdir)
        {
+         /* Make sure root directories end in a slash.  */
          if (!IS_DIRECTORY_SEP (name[len-1]))
            strcat (name, "\\");
          if (GetDriveType (name) < 2)
@@ -4978,6 +4978,8 @@
        {
          int have_wfd = -1;
 
+         /* Make sure non-root directories do NOT end in a slash,
+            otherwise FindFirstFile might fail.  */
          if (IS_DIRECTORY_SEP (name[len-1]))
            name[len - 1] = 0;