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zip-reader: Make the zip_reader reference counted.
[pspp]
/
src
/
output
/
output-item.c
diff --git
a/src/output/output-item.c
b/src/output/output-item.c
index 9febcfabd5ba9cf8166d44276207754a27a6fde7..1b7b4b7d1c06c90714fce02a49ec45e6f70680e5 100644
(file)
--- a/
src/output/output-item.c
+++ b/
src/output/output-item.c
@@
-45,6
+45,7
@@
struct output_item *
output_item_ref (const struct output_item *item_)
{
struct output_item *item = CONST_CAST (struct output_item *, item_);
+ assert (item->ref_cnt > 0);
item->ref_cnt++;
return item;
}