[CMake] Problem building CMake with system OPENSSL

[Lowekamp, Bradley (NIH/NLM/LHC) [C]]

Hi,

Just to clarify this is a problem building CMake itself not a project with CMake.

Brad

> On Jun 5, 2016, at 1:49 PM, Kristian <kristianonline28 at gmail.com> wrote:
> 
> Maybe you should add something like
> 
>> include_directories(${OPENSSL_INCLUDE_DIR})
> 
> to your CMakeLists.txt ?
> 
> 2016-06-03 10:27 GMT-04:00 Lowekamp, Bradley (NIH/NLM/LHC) [C]
> <blowekamp at mail.nih.gov>:
>> Hello,
>> 
>> I am trying to build CMake on an old system with a new version of openssl.
>> My build script was working with CMake 3.4 but is not working with 3.5.2 or
>> current master. Here is how I am building cmake:
>> 
>> 
>> cd /tmp/cmake-build &&
>>    ../${CMAKE_ROOT}/bootstrap &&
>>    make -j ${NPROC} &&
>>    ./bin/cmake -DCMAKE_BUILD_TYPE:STRING=Release
>> -DCMAKE_USE_OPENSSL:BOOL=ON -DOPENSSL_ROOT_DIR:PATH=/usr/local/ssl
>> -DCMAKE_USE_SYSTEM_CURL:BOOL=OFF  . &&
>>    make -j${NPROC}
>> 
>> ERROR MESSAGE:
>> 41%] Building C object
>> Utilities/cmlibarchive/libarchive/CMakeFiles/cmlibarchive.dir/archive_cryptor.c.o
>> cd /tmp/cmake-build/Utilities/cmlibarchive/libarchive &&
>> /opt/rh/devtoolset-2/root/usr/bin/gcc  -DCURL_STATICLIB -DHAVE_CONFIG_H
>> -DLIBARCHIVE_STATIC -DLZMA_API_STATIC
>> -I/tmp/cmake/Utilities/cmlibarchive/libarchive
>> -I/tmp/cmake-build/Utilities/cmlibarchive -I/tmp/cmake-build/Utilities
>> -I/tmp/cmake/Utilities -I/tmp/cmake/Utilities/cmbzip2
>> -I/tmp/cmake/Utilities/cmliblzma/liblzma/api  -w -O3 -DNDEBUG   -std=gnu99
>> -o CMakeFiles/cmlibarchive.dir/archive_cryptor.c.o   -c
>> /tmp/cmake/Utilities/cmlibarchive/libarchive/archive_cryptor.c
>> In file included from
>> /tmp/cmake/Utilities/cmlibarchive/libarchive/archive_cryptor.c:32:0:
>> /tmp/cmake/Utilities/cmlibarchive/libarchive/archive_cryptor_private.h:102:25:
>> fatal error: openssl/evp.h: No such file or directory
>> #include <openssl/evp.h>
>> 
>> My work around it just to add "-I/usr/local/ssl/include/“ to the
>> CMAKE_C_FLAGS.
>> 
>> 
>> Thanks!
>> Brad
>> 
>> --
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