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| author | Robin Watts <robin.watts@artifex.com> | 2013-07-01 19:44:16 +0100 |
|---|---|---|
| committer | Robin Watts <robin.watts@artifex.com> | 2013-07-02 12:16:21 +0100 |
| commit | 607474c1ea7c1e4fc4a5ac220236afb72dba8c21 (patch) | |
| tree | 2439580b41280133d2fdf6df1318697775342b49 /source/pdf/pdf-write.c | |
| parent | 10ffbc1df88eb370a73aca6b07cc797db2690b97 (diff) | |
| download | mupdf-607474c1ea7c1e4fc4a5ac220236afb72dba8c21.tar.xz | |
Fix "mutool clean -ggg" operation.
When moving an object from one xref to a new xref, ensure firstly
that we only drop each object once (by setting it to NULL) and
secondly that it has the correct parent pointer.
Diffstat (limited to 'source/pdf/pdf-write.c')
| -rw-r--r-- | source/pdf/pdf-write.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/source/pdf/pdf-write.c b/source/pdf/pdf-write.c index 00718848..27fe6d6c 100644 --- a/source/pdf/pdf-write.c +++ b/source/pdf/pdf-write.c @@ -793,14 +793,23 @@ static void renumberobjs(pdf_document *doc, pdf_write_options *opts) { if (opts->use_list[num]) { + pdf_xref_entry *e; if (newlen < opts->renumber_map[num]) newlen = opts->renumber_map[num]; - newxref[opts->renumber_map[num]] = *pdf_get_xref_entry(doc, num); + e = pdf_get_xref_entry(doc, num); + newxref[opts->renumber_map[num]] = *e; + if (e->obj) + { + pdf_set_objects_parent_num(e->obj, opts->renumber_map[num]); + e->obj = NULL; + } new_use_list[opts->renumber_map[num]] = opts->use_list[num]; } else { - pdf_drop_obj(pdf_get_xref_entry(doc, num)->obj); + pdf_xref_entry *e = pdf_get_xref_entry(doc, num); + pdf_drop_obj(e->obj); + e->obj = NULL; } } |