eb/samples/disctype.c
2016-10-28 20:02:30 -07:00

101 lines
3.3 KiB
C

/* -*- C -*-
* Copyright (c) 1999-2006 Motoyuki Kasahara
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* 使用方法:
* disctype <book-path>
* 例:
* disctype /cdrom
* 説明:
* <book-path> で指定された CD-ROM 書籍の種類が、EB か EPWING か
* を調べて表示します。
*/
#include <stdio.h>
#include <stdlib.h>
#include <eb/eb.h>
#include <eb/error.h>
int
main(int argc, char *argv[])
{
EB_Error_Code error_code;
EB_Book book;
EB_Disc_Code disc_code;
/* コマンド行引数をチェック。*/
if (argc != 2) {
fprintf(stderr, "Usage: %s book-path\n", argv[0]);
exit(1);
}
/* EB ライブラリと `book' を初期化。*/
error_code = eb_initialize_library();
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: failed to initialize EB Library, %s: %s\n",
argv[0], eb_error_message(error_code), argv[1]);
goto die;
}
eb_initialize_book(&book);
/* `book' を書籍に結び付ける。失敗したら終了。*/
error_code = eb_bind(&book, argv[1]);
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: failed to bind the book, %s: %s\n",
argv[0], eb_error_message(error_code), argv[1]);
goto die;
}
/* 書籍の種類を調べて表示。*/
error_code = eb_disc_type(&book, &disc_code);
if (error_code != EB_SUCCESS) {
fprintf(stderr, "%s: failed to get disc type, %s: %s\n",
argv[0], eb_error_message(error_code), argv[1]);
goto die;
}
if (disc_code == EB_DISC_EB) {
fputs("EB\n", stdout);
} else if (disc_code == EB_DISC_EPWING) {
fputs("EPWING\n", stdout);
} else {
fputs("unknown\n", stdout);
}
/* 書籍と EB ライブラリの利用を終了。*/
eb_finalize_book(&book);
eb_finalize_library();
exit(0);
/* エラー発生で終了するときの処理。*/
die:
eb_finalize_book(&book);
eb_finalize_library();
exit(1);
}