From: Michael Schuerig <michael@...>
Date: 2010-09-14T21:15:11+09:00
Subject: Re: Getting a unique filename?

Daniel Berger wrote:

>> tf = Tempfile.new(['archive-', '.zip'])
>> tempname = tf.path
>> tf.close!
>>
>> Is there a nicer way?
> 
> require 'file/temp'
> 
> fh = File::Temp.new(false) # Keep the file around

Thanks, that looks good, but unfortunately doesn't work for me. See 
below for the trace. Apparently it stumbles because the content of 
/usr/libc.so is not as expected. I'm running Debian/unstable amd64.

Michael


# /usr/lib/libc.so
/* GNU ld script
   Use the shared library, but some functions are only in
   the static library, so try that secondarily.  */
OUTPUT_FORMAT(elf64-x86-64)
GROUP ( /lib/libc.so.6 /usr/lib/libc_nonshared.a  AS_NEEDED ( /lib/ld-
linux-x86-64.so.2 ) )

$ rake test
(in /var/lib/gems/1.8/gems/file-temp-1.1.2)
/usr/bin/ruby1.8 -w -I"lib" "/usr/lib/ruby/1.8/rake/rake_test_loader.rb" 
"test/test_file_temp.rb" 
/var/lib/gems/1.8/gems/ffi-0.6.3/lib/ffi/library.rb:61:in `ffi_lib': 
Could not open library 'libc': libc: cannot open shared object file: No 
such file or directory. Could not open library 'libc.so': 
/usr/lib/libc.so: invalid ELF header (LoadError)
        from /var/lib/gems/1.8/gems/ffi-0.6.3/lib/ffi/library.rb:43:in 
`map'
        from /var/lib/gems/1.8/gems/ffi-0.6.3/lib/ffi/library.rb:43:in 
`ffi_lib'
        from ./lib/file/temp.rb:47
        from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in 
`gem_original_require'
        from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in 
`require'
        from ./test/test_file_temp.rb:11
        from /usr/lib/ruby/1.8/rake/rake_test_loader.rb:5:in `load'
        from /usr/lib/ruby/1.8/rake/rake_test_loader.rb:5
        from /usr/lib/ruby/1.8/rake/rake_test_loader.rb:5:in `each'
        from /usr/lib/ruby/1.8/rake/rake_test_loader.rb:5
rake aborted!
Command failed with status (1): [/usr/bin/ruby1.8 -w -I"lib" 
"/usr/lib/ruby...]

-- 
Michael Schuerig
mailto:michael@schuerig.de
http://www.schuerig.de/michael/