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#if !defined(lint) && !defined(DOS)
static char rcsid[] = "$Id: popen.c 761 2007-10-23 22:35:18Z hubert@u.washington.edu $";
#endif
/*
* ========================================================================
* Copyright 2006 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* ========================================================================
*/
#include <system.h>
#include <general.h>
#include "../estruct.h"
/*
* P_open - run the given command in a sub-shell returning a file pointer
* from which to read the output
*
* note:
* For OS's other than unix, you will have to rewrite this function.
* Hopefully it'll be easy to exec the command into a temporary file,
* and return a file pointer to that opened file or something.
*/
int
P_open(char *s)
{
#if HAVE_POPEN
extern FIOINFO g_pico_fio;
g_pico_fio.flags = FIOINFO_READ;
g_pico_fio.name = "pipe";
if((g_pico_fio.fp = popen(s, "r")) != NULL)
return(FIOSUC);
return(FIOERR);
#else
/* Windows never did this, but piping has been done elsewhere */
return(0);
#endif
}
/*
* P_close - close the given descriptor
*
*/
void
P_close(void)
{
#if HAVE_PCLOSE
extern FIOINFO g_pico_fio;
if(g_pico_fio.fp)
(void) pclose(g_pico_fio.fp);
#endif
}
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