작은숲:위키노트/C 언어 예제/파일 내용 출력
(C 언어 예제/파일 내용 출력에서 넘어옴)
/**
* Copyright (c) 2001,2002 Yoon, Hyunho <hhyoon@kldp.org>
* http://mooo.org
* ----------------------------------------------------------------------
*
* LICENSE
*
* 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 02111-1307, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#define MAXLINELEN 74
void main(int argc, char *argv[])
{ char buffer[MAXLINELEN +1];
int line = 1;
/* 1) stream(FILE *) 변수의 정의 */
FILE *stream;
if (argc <= 1) {
puts("Usage : list filename.ext\n");
exit(1);
}
/* 2) 파일 open */
stream = fopen(argv[1], "r");
if (stream == 0) {
puts("file not found !\n");
exit(1);
}
/* 3) read / write */
while (!feof(stream)) {
if (fgets(buffer, MAXLINELEN + 1, stream) == NULL) break;
printf("%3d : %s", line++, buffer);
}
fclose(stream); /* 4) File close */
}