Re: [Boost-users] [Serialization] Sometimes Fails Reading Binary File

Subject: Re: [Boost-users] [Serialization] Sometimes Fails Reading Binary File
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2010-06-15 15:43:46

AMDG

Robert McCullough wrote:
> I am using Boost 1.43.0, Linux 2.6.23, gcc version 4.0.0 on a Freescale
> PowerPC.
>
> I am reading  in a serialized binary file using 
>
> Ifstream ifs;
> try
> {
>   Ifs.open(filename.c_str(), iso_base::binary | iso_base::in);
>   If(fs.is_open())
>   {
>     Boost::archive::binary_iarchive ia(ifs);
>     ia >> data;
>     ifs.close();
>   }
> } catch (std:exception &e) {
>   Ifs.close();
> }
>
> Sometimes it reads the file fine and sometimes it throws one of the
> following errors.
>
> invalid_signature, Basic_string::resize, or stream error.
>
> Does anyone have an idea why sometimes it works and sometimes it does not
> work?
>   

a) Is the behavior consistent?  i.e. does it yield different behavior
for different archives, or can it yield different behavior for the
same archive?
b) What is data?
c) How is the archive created
d) Does it help if the archive is destroyed before the stream is closed?

In Christ,
Steven Watanabe