Date: Sat, 05 Apr 2003 14:12:43 +0100
From: "Richard Dawe" <rich AT phekda DOT freeserve DOT co DOT uk>
Sender: rich AT phekda DOT freeserve DOT co DOT uk
To: djgpp-workers AT delorie DOT com
X-Mailer: Emacs 21.3.50 (via feedmail 8.3.emacs20_6 I) and Blat ver 1.8.6
Subject: Clarification for popen docs [PATCH]
Message-Id: <E191nPe-0001Td-00@phekda.freeserve.co.uk>
Reply-To: djgpp-workers AT delorie DOT com

Hello.

The popen docs aren't very clear about whether you can run
a program with or without arguments. You can run a program with arguments.
Below is a patch to make it clear.

OK to commit?

Thanks, bye, Rich =]

Index: src/libc/posix/stdio/popen.txh
===================================================================
RCS file: /cvs/djgpp/djgpp/src/libc/posix/stdio/popen.txh,v
retrieving revision 1.4
diff -p -c -3 -r1.4 popen.txh
*** src/libc/posix/stdio/popen.txh	29 Jan 2003 12:51:41 -0000	1.4
--- src/libc/posix/stdio/popen.txh	5 Apr 2003 13:07:43 -0000
***************
*** 5,22 ****
  @example
  #include <stdio.h>
  
! FILE *popen(const char *program, const char *mode);
  @end example
  
  @subheading Description
  
! This function executes the named @code{program} and attaches either its
! input stream or its output stream to the returned file.  While the file
! is open, the calling program can write to the program (if the program
! was open for writing) or read the program's output (if the program was
! opened for reading).  When the program is done, or if you have no more
! input for it, pass the file pointer to @code{pclose} (@pxref{pclose}),
! which terminates the program. 
  
  Since MS-DOS does not support multitasking, this function actually runs
  the entire program when the program is opened for reading, and stores
--- 5,23 ----
  @example
  #include <stdio.h>
  
! FILE *popen(const char *cmd, const char *mode);
  @end example
  
  @subheading Description
  
! This function executes the command or program specified by @code{cmd}
! and attaches either its input stream or its output stream
! to the returned file.  While the file is open, the calling program
! can write to the program (if the program was open for writing)
! or read the program's output (if the program was opened for reading).
! When the program is done, or if you have no more input for it, pass
! the file pointer to @code{pclose} (@pxref{pclose}), which terminates
! the program. 
  
  Since MS-DOS does not support multitasking, this function actually runs
  the entire program when the program is opened for reading, and stores