Re: [Boost-users] how to get auto_link to use shared libraries

Subject: Re: [Boost-users] how to get auto_link to use shared libraries
From: John Maddock (jz.maddock_at_[hidden])
Date: 2015-10-04 04:23:28

On 03/10/2015 22:57, Jeff Archer wrote:
> I am trying to use Boost 1.59.0 with Visual Studio 2015
>
> I believe I have built correctly the shared libraries as I have the 
> following files in stage/lib
> 10/03/2015  04:48 PM           968,192 boost_regex-vc140-mt-1_59.dll
> 10/03/2015  04:48 PM         1,100,728 boost_regex-vc140-mt-1_59.lib
> 10/03/2015  03:59 PM         2,561,024 boost_regex-vc140-mt-gd-1_59.dll
> 10/03/2015  03:59 PM         1,103,914 boost_regex-vc140-mt-gd-1_59.lib
>
> I am trying to build the credit_card_example from
> http://www.boost.org/doc/libs/1_59_0/libs/regex/example/snippets/credit_card_example.cpp
>
> I do have several static libraries in my stage/lib. Uncertain how they 
> got there as I thought that I had only built the debug and release 
> shared libraries.
> 10/03/2015  04:52 PM           395,432 libboost_chrono-vc140-mt-1_59.lib
> 10/03/2015  04:02 PM         2,223,204 
> libboost_chrono-vc140-mt-gd-1_59.lib
> 10/03/2015  04:48 PM             1,416 
> libboost_exception-vc140-mt-1_59.lib
> 10/03/2015  03:59 PM            29,648 
> libboost_exception-vc140-mt-gd-1_59.lib
> 10/03/2015  04:52 PM            88,934 libboost_system-vc140-mt-1_59.lib
> 10/03/2015  04:02 PM           660,700 
> libboost_system-vc140-mt-gd-1_59.lib
> 10/03/2015  04:52 PM        13,542,628 
> libboost_test_exec_monitor-vc140-mt-1_59.lib
> 10/03/2015  04:02 PM        42,599,796 
> libboost_test_exec_monitor-vc140-mt-gd-1_59.lib
> 10/03/2015  04:52 PM           177,682 libboost_timer-vc140-mt-1_59.lib
> 10/03/2015  04:02 PM         1,319,014 libboost_timer-vc140-mt-gd-1_59.lib
>
> Compiling with BOOST_LIB_DIAGNOSTIC defined gives this output
> 1>------ Build started: Project: BoostRegexCreditCardExample, 
> Configuration: Debug x64 ------
> 1>  BoostRegexCreditCardExample.cpp
> 1>  Linking to lib file: libboost_regex-vc140-mt-gd-1_59.lib
> ========== Build: 1 succeeded, 0 failed, 0 up-to-date, 0 skipped 
> ==========
>
> Building the project gives this error
> 1>------ Build started: Project: BoostRegexCreditCardExample, 
> Configuration: Debug x64 ------
> 1>LINK : fatal error LNK1104: cannot open file 
> 'libboost_regex-vc140-mt-gd-1_59.lib'
> ========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped 
> ==========
>
> Precompiled headers is turned off.
>
> I believe the shared libraries are built correctly because if I rename 
> the import library to libboost_regex-vc140-mt-gd-1_59.lib the build 
> succeeds and the boost_regex-vc140-mt-gd-1_59.dll module is shown as 
> loaded by the debugger and the program produces the following output.
> C:\Dev.ja\BoostRegexCreditCardExample\x64\Debug>BoostRegexCreditCardExample.exe
> validate_card_format("0000111122223333") returned 0
> validate_card_format("0000 1111 2222 3333") returned 1
> validate_card_format("0000-1111-2222-3333") returned 1
> validate_card_format("000-1111-2222-3333") returned 0
> machine_readable_card_number("0000111122223333") returned 0000111122223333
> machine_readable_card_number("0000 1111 2222 3333") returned 
> 0000111122223333
> machine_readable_card_number("0000-1111-2222-3333") returned 
> 0000111122223333
> machine_readable_card_number("000-1111-2222-3333") returned 
> 000111122223333
> human_readable_card_number("0000111122223333") returned 
> 0000-1111-2222-3333
> human_readable_card_number("0000 1111 2222 3333") returned 
> 0000-1111-2222-3333
> human_readable_card_number("0000-1111-2222-3333") returned 
> 0000-1111-2222-3333
> human_readable_card_number("000-1111-2222-3333") returned 
> 000-1111-2222-3333
>
> Therefore, I believe I have overlooked some detail in the setup of my 
> project.
>
> Please, can someone point out what I have failed to do correctly?
>

Define BOOST_ALL_DYN_LINK when building your project.

HTH, John.