Added a gitignore file, added an initial CMakeLists.txt file.

.gitignore

@@ -0,0 +1 @@
+*~

CMakeLists.txt

@@ -0,0 +1,79 @@
+# This is a CMake file, part of Unidata's netCDF-CXX4 package.
+
+##################################
+# Set Project Properties
+##################################
+
+#Minimum required CMake Version
+cmake_minimum_required(VERSION 2.8.12)
+
+#Project Name
+PROJECT(NCXX C)
+set(PACKAGE "netcdf-cxx" CACHE STRING "")
+
+#####
+# Version Info:
+#
+# Release Version
+# Library Version
+# SO Version
+#
+# SO Version is computed from library version. See:
+# http://www.gnu.org/software/libtool/manual/libtool.html#Libtool-versioning
+#####
+
+SET(NCXX_VERSION_MAJOR 4)
+SET(NCXX_VERSION_MINOR 2)
+SET(NCXX_VERSION_PATCH 1)
+SET(NCXX_VERSION_NOTE "")
+SET(netCDF_VERSION ${NCXX_VERSION_MAJOR}.${NCXX_VERSION_MINOR}.${NCXX_VERSION_PATCH}${NCXX_VERSION_NOTE})
+SET(VERSION ${NCXX_VERSION})
+SET(NCXX_VERSION ${NCXX_VERSION})
+SET(NCXX_LIB_VERSION 7.2.1)
+SET(NCXX_SO_VERSION 7)
+SET(PACKAGE_VERSION ${VERSION})
+
+# Get system configuration, Use it to determine osname, os release, cpu. These
+# will be used when committing to CDash.
+find_program(UNAME NAMES uname)
+IF(UNAME)
+  macro(getuname name flag)
+    exec_program("${UNAME}" ARGS "${flag}" OUTPUT_VARIABLE "${name}")
+  endmacro(getuname)
+  getuname(osname -s)
+  getuname(osrel  -r)
+  getuname(cpu    -m)
+  set(BUILDNAME "${osname}-${osrel}-${cpu}" CACHE STRING "Build name variable for CDash")
+ENDIF()
+# For CMAKE_INSTALL_LIBDIR
+INCLUDE(GNUInstallDirs)
+
+IF(MSVC)
+  SET(GLOBAL PROPERTY USE_FOLDERS ON)
+ENDIF()
+
+#Add custom CMake Module
+SET(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules/"
+  CACHE INTERNAL "Location of our custom CMake modules.")
+
+# auto-configure style checks, other CMake modules.
+INCLUDE(${CMAKE_ROOT}/Modules/CheckLibraryExists.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CheckTypeSize.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CheckFunctionExists.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CheckCXXSourceCompiles.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CheckCSourceCompiles.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/TestBigEndian.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/CheckSymbolExists.cmake)
+INCLUDE(${CMAKE_ROOT}/Modules/GetPrerequisites.cmake)
+
+INCLUDE(CheckCCompilerFlag)
+FIND_PACKAGE(PkgConfig QUIET)
+
+# A macro to check if a C linker supports a particular flag.
+MACRO(CHECK_C_LINKER_FLAG M_FLAG M_RESULT)
+  SET(T_REQ_FLAG "${CMAKE_REQUIRED_FLAGS}")
+  SET(CMAKE_REQUIRED_FLAGS "${M_FLAG}")
+  CHECK_C_SOURCE_COMPILES("int main() {return 0;}" ${M_RESULT})
+  SET(CMAKE_REQUIRED_FLAGS "${T_REQ_FLAG}")
+ENDMACRO()