Compilation instructions on Linux?

[daemonspudguy]

I have tried to compile EDGE on Linux multiple ways, both 2.1.0pre and master, and all of them fail. Master with CMake fails with

Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_CREATE_STATIC_LIBRARY CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_CREATE_STATIC_LIBRARY CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_LINK_EXECUTABLE CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_COMPILE_OBJECT CMake Error: Error required internal CMake variable not set, cmake may not be built correctly. Missing variable is: CMAKE_C_LINK_EXECUTABLE -- Generating done CMake Generate step failed. Build files cannot be regenerated correctly. gmake: *** [Makefile:6954: cmake_check_build_system] Error 1

trying to compile with the Makefile on both master and 2.1.0pre results in make: *** No rule to make target 'obj_linux/edge/i_main.o', needed by 'edge.static'. Stop.