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/*
* $Id: imSystem.cxx,v 4.0 2003/04/28 14:44:33 hut66au Exp $
*
* Imview, the portable image analysis application
* http://www.cmis.csiro.au/Hugues.Talbot/imview
* ----------------------------------------------------------
*
* Imview is an attempt to provide an image display application
* suitable for professional image analysis. It was started in
* 1997 and is mostly the result of the efforts of Hugues Talbot,
* Image Analysis Project, CSIRO Mathematical and Information
* Sciences, with help from others (see the CREDITS files for
* more information)
*
* Imview is Copyrighted (C) 1997-2001 by Hugues Talbot and was
* supported in parts by the Australian Commonwealth Science and
* Industry Research Organisation. Please see the COPYRIGHT file
* for full details. Imview also includes the contributions of
* many others. Please see the CREDITS file for full details.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
* */
/*------------------------------------------------------------------------
*
* Some wrappers for system functions
*
* Hugues Talbot 29 Jul 1998
*
*-----------------------------------------------------------------------*/
#include <stdio.h>
static bool isStd = false;
FILE *im_fopen(const char *path, const char *mode)
{
if (path[0] == '|') {
isStd = true;
if (mode[0] == 'r')
return stdin;
else
return stdout;
} else {
isStd = false;
return fopen(path, mode);
}
}
int im_fclose (FILE *stream)
{
if (!isStd)
return fclose(stream);
else
return 0;
}
// the assumption here is that there will always be only
// one temporary file made from stdin...
extern char *imTempFileName; // declared in imview.C
int stdinToTemp(void)
{
FILE *fp;
int i;
imTempFileName = tempnam(0, "flim");
if ((fp = im_fopen(imTempFileName, "w")) == 0) {
return 10;
} else {
/* copy the data */
while ( (i=getchar()) != EOF) putc(i,fp);
fclose(fp);
}
return 0;
}
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