[zeromq-dev] Configure build for 32 bit libray on 64 bit CentOS 7

[Luca Boccassi]

Hi,

Did you install the 32 tool chain, build essential and so on?

I'm not a big user of centos so I'm not sure how multiarch is handled there

On Nov 29, 2016 18:28, "Igor Lopez" <igor.lopez at bredband.net> wrote:

> Hi,
>
> I am having a dependency problem.
>
> The Quartus Prime and the ModelSim applications requires a bunch of 32 bit
> libraries to be installed on the Linux machine for them to work.
> Of course is one of them the 0MQ libray libzmq3 and I have not found any
> CentOS repositories with that library so I have to build it myself.
>
> First time for me doing a build for another architecture with google
> giving the advice on how to configure it gave me this:
>      $ ./configure --build=i686-pc-linux-gnu "CFLAGS=-m32" "CXXFLAGS=-m32"
> "LDFLAGS=-m32"
>
> That will however not work:
>
> checking for gcc... gcc
> checking whether the C compiler works... no
> configure: error: in `/home/igor/Tools/libzmq':
> configure: error: C compiler cannot create executables
> See `config.log' for more details
>
>
> And opening the config.log gives me no understandable hint but it points
> out these warnings/errors:
>
> configure:4253: checking whether the C compiler works
> configure:4275: gcc -m32  -m32 conftest.c  >&5
> /usr/bin/ld: cannot find crt1.o: No such file or directory
> /usr/bin/ld: cannot find crti.o: No such file or directory
> /usr/bin/ld: skipping incompatible /usr/lib64/libc.so when searching for
> -lc
> /usr/bin/ld: cannot find -lc
> /usr/bin/ld: cannot find crtn.o: No such file or directory
> collect2: error: ld returned 1 exit status
> configure:4279: $? = 1
> configure:4317: result: no
> configure: failed program was:
> | /* confdefs.h */
> | #define PACKAGE_NAME "zeromq"
> | #define PACKAGE_TARNAME "zeromq"
> | #define PACKAGE_VERSION "4.2.1"
> | #define PACKAGE_STRING "zeromq 4.2.1"
> | #define PACKAGE_BUGREPORT "zeromq-dev at lists.zeromq.org"
> | #define PACKAGE_URL ""
> | #define PACKAGE "zeromq"
> | #define VERSION "4.2.1"
> | /* end confdefs.h.  */
> |
> | int
> | main ()
> | {
> |
> |   ;
> |   return 0;
> | }
> configure:4322: error: in `/home/igor/Tools/libzmq':
> configure:4324: error: C compiler cannot create executables
> See `config.log' for more details
>
> A standard ./configure will however work.
>
>
>
>
>
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