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[cairo-pdf-surface] Check for pdf_resource_t allocation failure.

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Check that the resources are actually allocated or propagate the error.
This commit is contained in:
Chris Wilson 2007-10-05 12:45:36 +01:00
parent 5ac7ba9821
commit b210bea6c1
1 changed files with 12 additions and 0 deletions
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12
src/cairo-pdf-surface.c
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@ -986,6 +986,9 @@ _cairo_pdf_surface_close_group (cairo_pdf_surface_t *surface,
surface->group_stream.mem_stream,
&surface->group_stream.resources,
surface->group_stream.is_knockout);
if (group->id == 0)
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
return _cairo_output_stream_close (surface->group_stream.mem_stream);
}
@ -1122,6 +1125,9 @@ _cairo_pdf_surface_stop_content_stream (cairo_pdf_surface_t *surface)
surface->content_stream.mem_stream,
&surface->content_stream.resources,
FALSE);
if (group.id == 0)
return _cairo_error (CAIRO_STATUS_NO_MEMORY);
status = _cairo_pdf_surface_add_group_to_content_stream (surface, group);
if (status)
return status;
@ -1188,7 +1194,13 @@ _cairo_pdf_surface_finish (void *abstract_surface)
_cairo_pdf_surface_write_pages (surface);
info = _cairo_pdf_surface_write_info (surface);
if (info.id == 0 && status == CAIRO_STATUS_SUCCESS)
status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
catalog = _cairo_pdf_surface_write_catalog (surface);
if (catalog.id == 0 && status == CAIRO_STATUS_SUCCESS)
status = _cairo_error (CAIRO_STATUS_NO_MEMORY);
offset = _cairo_pdf_surface_write_xref (surface);
_cairo_output_stream_printf (surface->output,