[Libwebsockets] cmake .. - error --- linux system

Andy Green andy at warmcat.com
Wed Apr 24 12:28:42 CEST 2013


You probably need to instal openssl-dev or openssl-devel package to get the headers.

-Andy

Dinesh Guleria <din.gulu.er at gmail.com> wrote:

>Hi,
>
>As per Readme file libwebsocket requires openssl installes.
>
>openssl is here :---
>*openssl: /usr/bin/openssl /usr/bin/X11/openssl
>/usr/share/man/man1/openssl.
>1ssl.gz*
>
>But i am not able to find the -- open ssl header folder in ---
>/usr/lib
>/usr/local/lib
>
>This means that openssl is not installed ? Then how come openssl
>executable
>is there in -- /usr/bin ?
>
>Please suggest what shall i do. Install openssh again
>
>//Din
>
>On Wed, Apr 24, 2013 at 12:14 PM, Dinesh Guleria
><din.gulu.er at gmail.com>wrote:
>
>> Hi,
>>
>> I am getting following error when i build latest libwebsocket at the
>time
>> of, cmake ...
>>
>> But openssl is installed here
>> *whereis openssl*
>> openssl: /usr/bin/openssl /usr/bin/X11/openssl
>> /usr/share/man/man1/openssl.1ssl.gz
>>
>> What is openssl root folder ?
>> =================================== Error ================
>>
>>
>> -- Looking for 4 include files stdlib.h, ..., float.h - found
>> -- Found ZLIB: /usr/lib/arm-linux-gnueabihf/libz.so (found version
>> "1.2.7")
>> ZLib include dirs: /usr/include
>> ZLib libraries: /usr/lib/arm-linux-gnueabihf/libz.so
>> Compiling with SSL support
>> CMake Error at
>>
>/usr/local/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:97
>> (message):
>>   Could NOT find OpenSSL, try to set the path to OpenSSL root folder
>in the
>>   system variable OPENSSL_ROOT_DIR (missing: OPENSSL_LIBRARIES
>>   OPENSSL_INCLUDE_DIR)
>> Call Stack (most recent call first):
>>
>>
>/usr/local/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:291
>> (_FPHSA_FAILURE_MESSAGE)
>>   /usr/local/share/cmake-2.8/Modules/FindOpenSSL.cmake:313
>> (find_package_handle_standard_args)
>>   CMakeLists.txt:436 (find_package)
>>
>>
>> -- Configuring incomplete, errors occurred!
>>
>> ======================================= openssl
>========================
>>
>>
>ignite at ignite:~/sbox2/rootfs/rfs-raspbian_2/home/pi/libwebsockets/build$
>> *whereis openssl*
>> openssl: /usr/bin/openssl /usr/bin/X11/openssl
>> /usr/share/man/man1/openssl.1ssl.gz
>>
>>
>> Please suggest.
>>
>> //Regards,
>> Din
>>
>
>
>------------------------------------------------------------------------
>
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