Re: [Help-glpk] Always running time error : " error while loading shared libraries: libglpk.so.0:"

[Guanyao Huang]

The makefile is still:
g++ -lglpk -LLIBDIR -I /home/myname/glpk-4.43/glpk-4.43/include
/usr/lib/libglpk.so.0  -o TestLP TestLP.o BasicFunction.o CIDR.o

On Tue, Feb 23, 2010 at 10:51 AM, Guanyao Huang <address@hidden> wrote:
> Actually I already make install but I didnt post in the email.
> OK.
> Now:
> sudo ./configure --prefix /usr
> sudo make install prefix=/usr
>
> Then make check works.
> However, still there is a running time error for my program:
> address@hidden TestLP]$ ./TestLP
> ./TestLP: error while loading shared libraries: libglpk.so.0: cannot
> open shared object file: No such file or directory
>
> If I dont specify the prefix /usr but let it to be /usr/local/, there
> is still the same error.
>
> As I said, global variables are already defined as:
> declare -x LD_LIBRARY_PATH="/usr/lib"
> declare -x LD_RUN_PATH="/usr/lib"
> declare -x LIBDIR="/usr/lib"
>
> I strongly suspect that it is a problem of  my Makefile for my own program.
>
> Thanks.
>
> On Mon, Feb 22, 2010 at 11:54 PM, Andrew Makhorin <address@hidden> wrote:
>>> Sorry to bother us. I am a newbie to glpk. I am calling glpk lib from
>>> my own c++ file. The c++ code is actually a test code copied from page
>>> 15 of glpk.pdf.
>>
>>> I already configure to support dynamic lib. The commands I use are:
>>> sudo ./configure --enable-dl=dlfcn --prefix /usr
>>> sudo make install LDFLAGS+=-ldl prefix=/usr/
>>> If I donot use LDFLAGS+=-ldl, there will be errors like:
>>> ../src/.libs/libglpk.so: undefined reference to `dlsym'
>>
>> The option '--enable-dl' has sense only if it specified along with
>> '--enable-odbc' and/or '--enable-mysql'. If you are not going to access
>> external databases from mathprog models, you do not need to enable this
>> feature.
>>
>>> sudo make check shows it is correctly installed.
>>
>> 'make check' does not install the package. To install the package you
>> should run 'make install'.
>>
>>> sudo ./glpsol can also work
>>
>>> [...]
>>
>>> The source code gets compiled, but there is always a running time error:
>>> address@hidden TestLP]$ ./TestLP
>>> ./TestLP: error while loading shared libraries: libglpk.so.0: cannot
>>> open shared object file: No such file or directory
>>
>> You should either install the package with 'make install' or make
>> libglpk.so available on running your program.
>>
>> For more details please see file INSTALL or Appendix A in the glpk
>> reference manual included in the distribution.
>>
>>
>