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[Bug #20752] Slice of readonly IO::Buffer also should be readonly

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Nobuyoshi Nakada 2024-09-30 16:24:03 +09:00
parent b93c51c114
commit 637067440f
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Notes: git 2024-09-30 11:40:03 +00:00
2 changed files with 13 additions and 0 deletions
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io_buffer.c
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@ -1532,6 +1532,7 @@ rb_io_buffer_slice(struct rb_io_buffer *buffer, VALUE self, size_t offset, size_
struct rb_io_buffer *slice = NULL;
TypedData_Get_Struct(instance, struct rb_io_buffer, &rb_io_buffer_type, slice);
slice->flags |= (buffer->flags & RB_IO_BUFFER_READONLY);
slice->base = (char*)buffer->base + offset;
slice->size = length;