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bspatch.c
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bspatch.c
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/*-
* Copyright 2023 Peter Vaskovic <[email protected]>
* All rights reserved
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted providing 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include <stdio.h>
#include "bspatchlib.h"
int main(int argc, char *argv[])
{
char *errmsg;
if (argc == 2)
{
/* Call bspatch_info with the single argument (patchfile) */
if ((errmsg = bspatch_info(argv[1])) != NULL)
{
printf("%s\n", errmsg);
return 1;
}
}
else if (argc == 4)
{
/* Call bspatch with three arguments (oldfile, newfile, patchfile) */
if ((errmsg = bspatch(argv[1], argv[2], argv[3])) != NULL)
{
printf("%s\n", errmsg);
return 1;
}
}
else
{
printf("usage:\n");
printf(" for patching: %s oldfile newfile patchfile\n", argv[0]);
printf(" for info: %s patchfile\n", argv[0]);
return 1;
}
return 0;
}