Message-Id:	<199904222210.WAA36614@out4.ibm.net>
From:	"Mark E." <snowball3 AT usa DOT net>
To:	djgpp-workers AT delorie DOT com
Date:	Thu, 22 Apr 1999 18:10:51 -0400
MIME-Version:	1.0
Subject:	fsext patches for dup and dup2
X-mailer:	Pegasus Mail for Win32 (v3.01d)
Reply-To:	djgpp-workers AT delorie DOT com

Here are patches to implement fsext overrides for dup and dup2.

Index: djgpp/src/libc/posix/unistd/dup.c
=======================================================
============
RCS file: /cvs/djgpp/djgpp/src/libc/posix/unistd/dup.c,v
retrieving revision 1.1
diff -c -3 -r1.1 dup.c
*** dup.c	1995/02/27 00:43:08	1.1
--- dup.c	1999/04/22 22:07:13
***************
*** 10,15 ****
--- 10,23 ----
  dup(int fd)
  {
    __dpmi_regs r;
+   __FSEXT_Function *func = __FSEXT_get_function(fd);
+   if (func)
+   {
+     int rv;
+     if (func(__FSEXT_dup, &rv, &fd))
+       return rv;
+   }
+ 
    r.h.ah = 0x45;
    r.x.bx = fd;
    __dpmi_int(0x21, &r);
Index: djgpp/src/libc/posix/unistd/dup2.c
=======================================================
============
RCS file: /cvs/djgpp/djgpp/src/libc/posix/unistd/dup2.c,v
retrieving revision 1.3
diff -c -3 -r1.3 dup2.c
*** dup2.c	1996/09/29 10:20:56	1.3
--- dup2.c	1999/04/22 22:07:24
***************
*** 12,17 ****
--- 12,25 ----
  dup2(int fd, int newfd)
  {
    __dpmi_regs r;
+   __FSEXT_Function *func = __FSEXT_get_function(fd);
+   if (func)
+   {
+     int rv;
+     if (func(__FSEXT_dup2, &rv, &fd))
+       return rv;
+   }
+ 
    if (fd == newfd)
      return newfd;
    __file_handle_set(newfd, __file_handle_modes[fd] ^ 
(O_BINARY|O_TEXT));

--- 
Mark Elbrecht, snowball3 AT usa DOT net
http://snowball.frogspace.net/

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