ack/lang/cem/libcc/stdio/fgets.c
1987-03-31 10:45:53 +00:00

23 lines
318 B
C

/* $Header$ */
#include <stdio.h>
char *fgets(str, n, file)
char *str;
unsigned n;
FILE *file;
{
register int ch;
register char *ptr;
ptr = str;
while ( --n > 0 && (ch = getc(file)) != EOF){
*ptr++ = ch;
if ( ch == '\n')
break;
}
if (ch == EOF && ptr==str)
return(NULL);
*ptr = '\0';
return(str);
}