This is the mail archive of the cygwin mailing list for the Cygwin project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: win95 pipe problems -- report + testcase + patch

Op Wed, 8 Sep 2004 12:06:57 +0200 schreef Corinna Vinschen
in <>:
:  On Sep  8 01:55, Bas van Gompel wrote:
: > This fix trips on a bug in (my) windows 95 (OSR2):
: > It's CreateNamedPipe returns 0 instead of -1 (INVALID_HANDLE_VALUE),
: > causing all operations on pipes to fail.
: > [...]
: > A patch to work around this in cygwin could be: (WFM)


: > I hope this patch is small enough to qualify as `trivial', as I
:  It is.  I'm just wondering if it is really necessary to assume, that
:  CreateNamedPipe will ever return NULL as a vaild handle.  I'd assume

The fact that INVALID_HANDLE_VALUE != NULL, made me think NULL might
be a valid handle value elsewhere. I was just trying to be thorough.
I don't think the difference will severely hurt performance or size...

:  that the following patch is sufficient:


Possibly. However MS might also make NULL be an alias to NUL in the
future, or just treat NULL like any other handle.

: > haven't received any reply to my legal query (yet). (Did the reply
: > get blocked from the list?)
:  No, there was no reply so far, unfortunately.  I'm sorry.  I'll try to
:  nudge our legal department again.

I'll be waiting. (This will give me more time to test readdir_r,
once I decide how to keep accesses separate.)


  ) |  | ---/ ---/  Yes, this | This message consists of true | I do not
--  |  |   /    /   really is |   and false bits entirely.    | mail for
  ) |  |  /    /    a 72 by 4 +-------------------------------+ any1 but
--  \--| /--- /---  .sigfile. |   |perl -pe "s.u(z)\"    | me. 4^re

Unsubscribe info:
Problem reports:

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]