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libsrc.lzh
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fgets.c
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C/C++ Source or Header
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1990-04-07
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1KB
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42 lines
/*
* Libraries and headers for PDC release 3.3 (C) 1989 Lionel Hummel.
* PDC Software Distribution (C) 1989 Lionel Hummel and Paul Petersen.
* PDC I/O Library (C) 1987 by J.A. Lydiatt.
*
* This code is freely redistributable upon the conditions that this
* notice remains intact and that modified versions of this file not
* be included as part of the PDC Software Distribution without the
* express consent of the copyright holders. No warrantee of any
* kind is provided with this code. For further information, contact:
*
* PDC Software Distribution Internet: BIX:
* P.O. Box 4006 or hummel@cs.uiuc.edu lhummel
* Urbana, IL 61801-8801 petersen@uicsrd.csrd.uiuc.edu
*/
/* fgets.c
*
* fgets(linbuf, maxchars, fp) - Reads line from file into buffer
*/
#include <stdio.h>
char *fgets(linbuf, maxchars, fp)
char *linbuf;
int maxchars;
FILE *fp;
{
char c;
char *s;
for ( s = &linbuf[0]; --maxchars > 0 && (c = getc(fp)) != EOF; ) {
*s++ = c;
if ( c == '\n')
break;
}
*s = '\0';
if ( c == EOF && s == &linbuf[0])
return NULL;
return (&linbuf[0]);
}