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/*
* Copyright (c) 1996-1998, 2000 University of Utah and the Flux Group.
* All rights reserved.
*
* This file is part of the Flux OSKit. The OSKit is free software, also known
* as "open source;" you can redistribute it and/or modify it under the terms
* of the GNU General Public License (GPL), version 2, as published by the Free
* Software Foundation (FSF). To explore alternate licensing terms, contact
* the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
*
* The OSKit 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 GPL for more details. You should have
* received a copy of the GPL along with the OSKit; see the file COPYING. If
* not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
*/
#include <stdio.h>
#include <unistd.h>
char *
fgets(char *str, int size, FILE *stream)
{
int i;
int c;
if (size <= 0)
return NULL;
/*
* Special case for stdin to call read for the whole size,
* since console read will stop at the newline and do line
* discipline stuff for us.
*/
if (stream == stdin) {
int rc = read(fileno(stream), str, size);
if (rc > 0)
return str;
if (rc < 0)
stream->_flags |= __SERR;
else
stream->_flags |= __SEOF;
return NULL;
}
i = 0;
while (i < size) {
c = fgetc(stream);
if (c == EOF) {
if (i == 0)
return NULL;
break;
}
str[i++] = c;
if (c == '\n')
break;
}
if (i < size)
str[i] = '\0';
return str;
}
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