Article View: gnu.emacs.bug
Article #9851618.57 emacs sub-processes are hosed n ways. (more)
From: Wolfgang S. Rupprecht
Date: Thu, 04 Jul 1991 15:17
Date: Thu, 04 Jul 1991 15:17
68 lines
2543 bytes
2543 bytes
Hacking a process.c bit more I also got emacs to stop thinking that
sending a ^D down a pipe was the same as generating an EOF condition.
diff started at Thu Jul 4 19:10:28
cd /usr/local/emacs/src/
diff -c process.c.~1~ process.c
*** process.c.~1~ Tue Jan 15 20:28:48 1991
--- process.c Thu Jul 4 15:18:57 1991
***************
*** 1908,1914 ****
if (rv < 0)
{
#ifdef EWOULDBLOCK
! if (errno == EWOULDBLOCK)
{
/* It would be nice to accept process output here,
but that is difficult. For example, it could
--- 1908,1914 ----
if (rv < 0)
{
#ifdef EWOULDBLOCK
! if ((errno == EWOULDBLOCK) || errno == EAGAIN)
{
/* It would be nice to accept process output here,
but that is difficult. For example, it could
***************
*** 2137,2143 ****
write (XFASTINT (XPROCESS (proc)->outfd), buf, 0);
}
#else /* did not do TOICREMOTE */
! send_process (proc, "\004", 1);
#endif /* did not do TOICREMOTE */
return process;
}
--- 2137,2162 ----
write (XFASTINT (XPROCESS (proc)->outfd), buf, 0);
}
#else /* did not do TOICREMOTE */
! /*
! * wrong. ^D is not EOF. -wsr
! * send_process (proc, "\004", 1);
! */
! {
! struct Lisp_Process *p = XPROCESS (proc);
! int outchannel = XFASTINT (p->outfd);
!
!
! if (outchannel && (outchannel == XFASTINT (p->infd)))
! {
! send_process (proc, "\004", 1); /* AAAAARRRRRGGGG! */
! } else
!
! if (outchannel)
! {
! close(outchannel);
! XFASTINT (p->outfd) = 0;
! }
! }
#endif /* did not do TOICREMOTE */
return process;
}
diff exited abnormally with code 1 at Thu Jul 4 19:10:29
-wolfgang
---
Wolfgang Rupprecht wolfgang@wsrcc.com (or) uunet!wsrcc!wolfgang
Snail Mail Address: Box 6524, Alexandria, VA 22306-0524
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: fb2f1,916a2a3f48e8475b,start X-Google-Attributes: gidfb2f1,public X-Google-ArrivalTime: 1991-07-04 08:17:05 PST Path: arc1-ca.pugleaf.net!gmdzi!unido!mcsun!uunet!cis.ohio-state.edu!wsrcc.COM!wolfgang From: wolfgang@wsrcc.COM (Wolfgang S. Rupprecht) Newsgroups: gnu.emacs.bug Subject: 18.57 emacs sub-processes are hosed n ways. (more) Message-ID: <9107042317.AA05493@wsrcc.com> Date: 4 Jul 91 15:17:05 GMT Sender: gnulists@ai.mit.edu Distribution: gnu Organization: Wolfgang S Rupprecht Computer Consulting, Washington DC. Lines: 68 Approved: bug-gnu-emacs@prep.ai.mit.edu