Brian
bed85f565b
Fixes compile on Windows and Linux (if you didn't have libzip installed for some reason). --HG-- branch : trunk
104 lines
3.1 KiB
C
104 lines
3.1 KiB
C
/*
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$NiH: set_comment_revert.c,v 1.2 2006/04/23 13:28:41 wiz Exp $
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set_comment_revert.c -- set global and file comments, but revert
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Copyright (C) 2006 Dieter Baron and Thomas Klausner
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This file is part of libzip, a library to manipulate ZIP archives.
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The authors can be contacted at <[email protected]>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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3. The names of the authors may not be used to endorse or promote
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products derived from this software without specific prior
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written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
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OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "zip.h"
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const char *prg;
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const char *new_archive_comment="This is the new,\r\n"
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"multiline archive comment.\r\n"
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"Ain't it nice?";
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int
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main(int argc, char *argv[])
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{
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const char *archive;
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struct zip *za;
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char buf[100];
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int err;
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int i;
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prg = argv[0];
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if (argc != 2) {
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fprintf(stderr, "usage: %s archive\n", prg);
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return 1;
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}
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archive = argv[1];
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if ((za=zip_open(archive, 0, &err)) == NULL) {
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zip_error_to_str(buf, sizeof(buf), err, errno);
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fprintf(stderr, "%s: can't open zip archive `%s': %s\n", prg,
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archive, buf);
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return 1;
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}
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if (zip_set_archive_comment(za, new_archive_comment,
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strlen(new_archive_comment)) < 0) {
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zip_error_to_str(buf, sizeof(buf), err, errno);
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fprintf(stderr, "%s: zip_set_archive_comment failed: %s\n",
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prg, buf);
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}
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for (i=0; i<zip_get_num_files(za); i++) {
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snprintf(buf, sizeof(buf), "File comment no %d", i);
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if (zip_set_file_comment(za, i, buf, strlen(buf)) < 0) {
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zip_error_to_str(buf, sizeof(buf), err, errno);
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fprintf(stderr, "%s: zip_set_file_comment on file %d failed: %s\n",
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prg, i, buf);
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}
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}
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if (zip_unchange_all(za) == -1) {
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fprintf(stderr, "%s: can't revert changes to archive `%s'\n",
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prg, archive);
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return 1;
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}
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if (zip_close(za) == -1) {
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fprintf(stderr, "%s: can't close zip archive `%s'\n", prg, archive);
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return 1;
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}
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return 0;
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}
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