IF_DESKTOP(long long) int bz_write(bz_stream *strm, void* rbuf, ssize_t rlen, void *wbuf)
{
int n, n2, ret;
strm->avail_in = rlen;
strm->next_in = rbuf;
while (1) {
strm->avail_out = IOBUF_SIZE;
strm->next_out = wbuf;
ret = BZ2_bzCompress(strm, rlen ? BZ_RUN : BZ_FINISH);
if (ret != BZ_RUN_OK /* BZ_RUNning */
&& ret != BZ_FINISH_OK /* BZ_FINISHing, but not done yet */
&& ret != BZ_STREAM_END /* BZ_FINISHed */
) {
bb_error_msg_and_die("internal error %d", ret);
}
n = IOBUF_SIZE - strm->avail_out;
if (n) {
n2 = full_write(STDOUT_FILENO, wbuf, n);
if (n2 != n) {
if (n2 >= 0)
errno = 0; /* prevent bogus error message */
bb_perror_msg(n2 >= 0 ? "short write" : bb_msg_write_error);
return -1;
}
}
if (ret == BZ_STREAM_END)
break;
if (rlen && strm->avail_in == 0)
break;
}
return 0 IF_DESKTOP( + strm->total_out );
}
int cmp_main(int argc UNUSED_PARAM, char **argv)
{
FILE *fp1, *fp2, *outfile = stdout;
const char *filename1, *filename2 = "-";
IF_DESKTOP(off_t skip1 = 0, skip2 = 0;)
off_t char_pos = 0;
int line_pos = 1; /* Hopefully won't overflow... */
const char *fmt;
int c1, c2;
unsigned opt;
int retval = 0;
xfunc_error_retval = 2; /* 1 is returned if files are different. */
opt_complementary = "-1"
IF_DESKTOP(":?4")
IF_NOT_DESKTOP(":?2")
":l--s:s--l";
opt = getopt32(argv, opt_chars);
argv += optind;
filename1 = *argv;
fp1 = xfopen_stdin(filename1);
if (*++argv) {
filename2 = *argv;
#if ENABLE_DESKTOP
if (*++argv) {
skip1 = XATOOFF(*argv);
if (*++argv) {
skip2 = XATOOFF(*argv);
