help: can not compile on ubuntu ,when make all, show errors : CL/opencl.h: No such file or directory about daggergpuminer HOT 5 CLOSED

Hi. Did you follow https://github.com/jonano614/DaggerGpuMiner/blob/master/README.md ?

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me too

root@ip-172-31-26-42:~/DaggerGpuMiner/GpuMiner# make all
g++ -O -c -std=c++11 -I. -I/opt/AMDAPPSDK-3.0/include/ main.cpp -o main.o
In file included from ./MinerEngine/CLMiner.h:17:0,
from Core/MinerManager.h:23,
from main.cpp:6:
./MinerEngine/CL/cl2.hpp:504:23: fatal error: CL/opencl.h: No such file or directory
#include <CL/opencl.h>
^
compilation terminated.
Makefile:16: recipe for target 'main.o' failed
make: *** [main.o] Error 1

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root@ip-172-31-26-42:~/DaggerGpuMiner/GpuMiner# make
g++ -O -o xdag-gpu -L/opt/AMDAPPSDK-3.0/lib/x86_64/sdk main.o Core/CommonData.o Core/Farm.o Core/Log.o Core/Miner.o Core/MinerManager.o Core/Worker.o Hash/sha256.o Hash/sha256_mod.o MinerEngine/CLMiner.o MinerEngine/XCpuMiner.o Utils/CpuInfo.o Utils/PathUtils.o Utils/Random.o Utils/Utils.o XDagCore/XAddress.o XDagCore/XHash.o XDagCore/XNetwork.o XDagCore/XBlock.o XDagCore/XPool.o XDagCore/XTaskProcessor.o XDagCore/XTaskWrapper.o XDagCore/dar/crc_c.o XDagCore/dfstools/dfslib_crypt.o XDagCore/dfstools/dfslib_string.o -lOpenCL -lpthread -lboost_system
/usr/bin/ld: cannot find -lOpenCL
collect2: error: ld returned 1 exit status
Makefile:19: recipe for target 'xdag-gpu' failed
make: *** [xdag-gpu] Error 1

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@wiki-qi

Better check installation of OpenCL library firstly.

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For Ubuntu 20, I did the following and it fixed the opencl compile issue:

sudo apt-get install opencl-headers ocl-icd-opencl-dev

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