void *thread_writer_fct(void *args)
{
struct s_headinfo headinfo;
struct s_blockinfo blkinfo;
carchwriter *ai=NULL;
s64 blknum;
int type;
// init
inc_secthreads();
if ((ai=(carchwriter *)args)==NULL)
{ errprintf("ai is NULL\n");
goto thread_writer_fct_error;
}
if (archwriter_volpath(ai)!=0)
{ msgprintf(MSG_STACK, "archwriter_volpath() failed\n");
goto thread_writer_fct_error;
}
if (archwriter_create(ai)!=0)
{ msgprintf(MSG_STACK, "archwriter_create(%s) failed\n", ai->basepath);
goto thread_writer_fct_error;
}
if (archwriter_write_volheader(ai)!=0)
{ msgprintf(MSG_STACK, "cannot write volume header: archwriter_write_volheader() failed\n");
goto thread_writer_fct_error;
}
while (queue_get_end_of_queue(&g_queue)==false)
{
if ((blknum=queue_dequeue_first(&g_queue, &type, &headinfo, &blkinfo))<0 && blknum!=FSAERR_ENDOFFILE) // error
{ msgprintf(MSG_STACK, "queue_dequeue_first()=%ld=%s failed\n", (long)blknum, error_int_to_string(blknum));
goto thread_writer_fct_error;
}
else if (blknum>0) // block or header found
{
switch (type)
{
case QITEM_TYPE_BLOCK:
if (archwriter_dowrite_block(ai, &blkinfo)!=0)
{ msgprintf(MSG_STACK, "archive_dowrite_block() failed\n");
goto thread_writer_fct_error;
}
free(blkinfo.blkdata);
break;
case QITEM_TYPE_HEADER:
if (archwriter_dowrite_header(ai, &headinfo)!=0)
{ msgprintf(MSG_STACK, "archive_write_header() failed\n");
goto thread_writer_fct_error;
}
dico_destroy(headinfo.dico);
break;
default:
errprintf("unexpected item type from queue: type=%d\n", type);
break;
}
}
}
// write last volume footer
if (archwriter_write_volfooter(ai, true)!=0)
{ msgprintf(MSG_STACK, "cannot write volume footer: archio_write_volfooter() failed\n");
goto thread_writer_fct_error;
}
archwriter_close(ai);
msgprintf(MSG_DEBUG1, "THREAD-WRITER: exit success\n");
dec_secthreads();
return NULL;
thread_writer_fct_error:
msgprintf(MSG_DEBUG1, "THREAD-WRITER: exit remove\n");
set_stopfillqueue(); // say to the create.c thread that it must stop
while (queue_get_end_of_queue(&g_queue)==false) // wait until all the compression threads exit
queue_destroy_first_item(&g_queue); // empty queue
archwriter_close(ai);
dec_secthreads();
return NULL;
}
int archwriter_incvolume(carchwriter *ai, bool waitkeypress)
{
assert(ai);
ai->curvol++;
return archwriter_volpath(ai);
}