diff options
| -rw-r--r-- | pcl/pcl/pcjob.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/pcl/pcl/pcjob.c b/pcl/pcl/pcjob.c index 792b43b1d..8d2792671 100644 --- a/pcl/pcl/pcjob.c +++ b/pcl/pcl/pcjob.c @@ -167,37 +167,37 @@ pcl_duplex_page_side_select(pcl_args_t * pargs, pcl_state_t * pcs) { uint i = uint_arg(pargs); int code = 0; - /* save : because pcl_end_page() messes with it, - or not if it was an unmarked page, so do it yourself */ - bool back_side = pcs->back_side; /* oddly the command goes to the next page irrespective of arguments */ code = pcl_end_page_if_marked(pcs); - if (code < 0) - return code; - pcl_home_cursor(pcs); - if (i > 2) return 0; - /* restore */ - pcs->back_side = back_side; - if (pcs->duplex) - { + /* home the cursor even if the command has no effect */ + pcl_home_cursor(pcs); + + /* if there is an error (code < 0) or the page is unmarked (code + == 0) then nothing to update */ + if (code <= 0) + return code; + + + if (pcs->duplex) { switch (i) { - case 0: - pcs->back_side = !pcs->back_side; - break; - case 1: - pcs->back_side = false; - break; - case 2: - pcs->back_side = true; - break; - default: - pcs->back_side = false; /* default front */ - break; + case 0: + /* do nothing, back_side was updated by + pcl_end_page_if_marked() above */ + break; + case 1: + pcs->back_side = false; + break; + case 2: + pcs->back_side = true; + break; + default: + /* can't happen */ + break; } code = put_param1_bool(pcs, "FirstSide", !pcs->back_side); } |