building eiskaltdcpp from source in fedora

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CMake Error at /usr/share/cmake/Modules/CMakeDetermineCompilerId.cmake:81 (FILE):
  file Internal CMake error when trying to open file:
  /home/mayank/Downloads/eiskaltdcpp-2.2.6/builddir/CMakeFiles/CompilerIdCXX/CMakeCXXCompilerId.cpp
  for writing.
Call Stack (most recent call first):
  /usr/share/cmake/Modules/CMakeDetermineCompilerId.cmake:91 (CMAKE_DETERMINE_COMPILER_ID_WRITE)
  /usr/share/cmake/Modules/CMakeDetermineCompilerId.cmake:39 (CMAKE_DETERMINE_COMPILER_ID_BUILD)
  /usr/share/cmake/Modules/CMakeDetermineCXXCompiler.cmake:138 (CMAKE_DETERMINE_COMPILER_ID)
  CMakeLists.txt:1 (project)


CMake Error at /usr/share/cmake/Modules/CMakeDetermineCompilerId.cmake:81 (FILE):
  file Internal CMake error when trying to open file:
  /home/mayank/Downloads/eiskaltdcpp-2.2.6/builddir/CMakeFiles/CompilerIdCXX/CMakeCXXCompilerId.cpp
  for writing.
Call Stack (most recent call first):
  /usr/share/cmake/Modules/CMakeDetermineCompilerId.cmake:91 (CMAKE_DETERMINE_COMPILER_ID_WRITE)
  /usr/share/cmake/Modules/CMakeDetermineCompilerId.cmake:39 (CMAKE_DETERMINE_COMPILER_ID_BUILD)
  /usr/share/cmake/Modules/CMakeDetermineCXXCompiler.cmake:138 (CMAKE_DETERMINE_COMPILER_ID)
  CMakeLists.txt:1 (project)


-- The CXX compiler identification is unknown
CMake Error: Could not open file for write in copy operation /home/mayank/Downloads/eiskaltdcpp-2.2.6/builddir/CMakeFiles/CMakeCXXCompiler.cmake.tmp
CMake Error: : System Error: Permission denied
CMake Error at /usr/share/cmake/Modules/CMakeDetermineCXXCompiler.cmake:182 (CONFIGURE_FILE):
  configure_file Problem configuring file
Call Stack (most recent call first):
  CMakeLists.txt:1 (project)


CMake Error: Could not find cmake module file:/home/mayank/Downloads/eiskaltdcpp-2.2.6/builddir/CMakeFiles/CMakeCXXCompiler.cmake
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
-- Could NOT find Git (missing:  GIT_EXECUTABLE) 
-- Building with Lua scripts support
-- Building with UPNP support (miniupnpc)
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
-- Building with Aspell support
-- Building with free space bar (realisation on C, POSIX 1003.1-2001 (and later) with XSI)
-- Library directory: /usr/lib
-- Data directory: /usr/share/eiskaltdcpp
CMake Error: Could not open file for write in copy operation /home/mayank/Downloads/eiskaltdcpp-2.2.6/builddir/VersionGlobal.h.tmp
CMake Error: : System Error: Permission denied
CMake Error at CMakeLists.txt:274 (configure_file):
  configure_file Problem configuring file


-- Translations: be;bg;cs;de;el;en;es;fr;hu;it;pl;ru;sr@latin;sk;uk
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
CMake Error: your CXX compiler: "CMAKE_CXX_COMPILER-NOTFOUND" was not found.   Please set CMAKE_CXX_COMPILER to a valid compiler path or name.
-- Found Qt4: /usr/bin/qmake-qt4 (found suitable version "4.8.1", required is "4.4.0") 
-- Building without Qt Declarative UI support
-- Found Qt4: /usr/bin/qmake-qt4 (found suitable version "4.8.1", required is "4.4.0") 
-- Building with Qt DBus support
-- Found Qt4: /usr/bin/qmake-qt4 (found suitable version "4.8.1", required is "4 ...