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/*
* $Id: join.c,v 1.3 2003/04/27 20:54:42 andrew_belov Exp $
* ---------------------------------------------------------------------------
* This program writes overlay data to ARJ executables.
*
*/
#include "arj.h"
static char buffer[PROC_BLOCK_SIZE];
static void _fput_dword(const unsigned long l, FILE *stream)
{
#ifdef WORDS_BIGENDIAN
fputc(l ,stream);
fputc(l>>8 ,stream);
fputc(l>>16,stream);
fputc(l>>24,stream);
#else
fwrite(&l,4,1,stream);
#endif
}
int main(int argc, char **argv)
{
FILE *V1, *V2;
unsigned long b;
int i, rc=0;
printf("JOIN v 1.30 [26/04/2003] Not a part of any binary package!\r\n\r\n");
if(argc>=3)
{
if((V1=fopen(argv[1], m_abp))!=NULL)
{
if((V2=fopen(argv[2], m_rb))!=NULL)
{
fseek(V1, 0, SEEK_END);
b=ftell(V1);
fgetc(V1);
fwrite("ARJ_SFX", 1, 8, V1); _fput_dword(b, V1);
fseek(V2, 0, SEEK_END); b=ftell(V2); fseek(V2, 0, SEEK_SET);
_fput_dword(b, V1);
/* Now simply copy the file */
printf("Copying ");
while((i=fread(buffer, 1, sizeof(buffer), V2))!=0)
{
fwrite(buffer, 1, i, V1);
printf(".");
}
printf(" done!\r\n");
fclose(V2);
}
else
{
printf("Can't open %s\r\n", argv[1]);
rc=3;
}
fclose(V1);
}
else
{
printf("Can't open ARJ.EXE\r\n");
return 0;
rc=2;
}
}
else
{
printf("Usage: JOIN <target> <overlay>,\r\n"
" e.g, to append HELP.ARJ to ARJ.EXE, type JOIN ARJ.EXE HELP.ARJ\r\n");
rc=1;
}
return rc;
}
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