freebsd-dev/contrib/libf2c/libU77/fgetc_.c

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/* Copyright (C) 1996 Free Software Foundation, Inc.
This file is part of GNU Fortran libU77 library.
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published
by the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GNU Fortran 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with GNU Fortran; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "f2c.h"
#include "fio.h"
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integer
G77_fgetc_0 (const integer * lunit, char *c, ftnlen Lc)
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{
int err;
FILE *f = f__units[*lunit].ufd;
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if (*lunit >= MXUNIT || *lunit < 0)
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return 101; /* bad unit error */
err = getc (f);
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if (err == EOF)
{
if (feof (f))
return -1;
else
return ferror (f);
}
else
{
if (Lc == 0)
return 0;
c[0] = err;
while (--Lc)
*++c = ' ';
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return 0;
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}
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}
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integer
G77_fget_0 (char *c, const ftnlen Lc)
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{
integer five = 5;
return G77_fgetc_0 (&five, c, Lc);
}