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Cancelling libisofs write thread in case of early libburn end

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This commit is contained in:
Thomas Schmitt 2010-10-20 07:52:47 +00:00
parent 98a60fec38
commit db3c3553cb
2 changed files with 12 additions and 9 deletions
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19
libisoburn/trunk/xorriso/write_run.c
View File

@ -987,7 +987,7 @@ int Xorriso_pacifier_loop(struct XorrisO *xorriso, struct burn_drive *drive,
int flag)
{
int ret, size, free_bytes, i, aborting= 0, emul, buffer_fill= 50, last_sector;
int iso_wait_counter= 0, iso_cancel_limit= 5, iso_break_limit= 10;
int iso_wait_counter= 0, iso_cancel_limit= 5, iso_break_limit= 20;
int iso_cancelled= 0;
struct burn_progress progress;
char *status_text, date_text[80], *speed_unit, mem_text[8];
@ -1032,17 +1032,20 @@ int Xorriso_pacifier_loop(struct XorrisO *xorriso, struct burn_drive *drive,
*/
if(image == NULL)
break;
if(!iso_image_generator_is_running(image)) {
if(!iso_image_generator_is_running(image))
break;
} else if(iso_wait_counter > iso_cancel_limit && !iso_cancelled) {
/* >>> cancel image burn source */;
iso_wait_counter++;
if(iso_wait_counter > iso_cancel_limit && !iso_cancelled) {
isoburn_cancel_prepared_write(drive, NULL, 0);
iso_cancelled= 1;
} else if(iso_wait_counter > iso_break_limit) {
/* >>> This is dangerous. xorriso will free memory objects which might
be in use in the unstoppable libisofs thread.
/* >>> This can be dangerous. xorriso will free memory objects which
might be in use in the unstoppable libisofs thread.
The current implementation of ecma119.c:bs_cancel() seems to
wait for the writer thread to end. Probably one should make
this a part of the libisofs API specs and break the loop
directly after isoburn_cancel_prepared_write().
*/
break;

2
libisoburn/trunk/xorriso/xorriso_timestamp.h
View File

@ -1 +1 @@
#define Xorriso_timestamP "2010.10.19.170704"
#define Xorriso_timestamP "2010.10.20.075221"