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Reformatted CMakeLists.txt to move compiler options into a single unified block at the top.

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This commit is contained in:
Ward Fisher 2014-01-24 11:10:41 -07:00
parent dedeffc822
commit 3d681fa183
1 changed files with 50 additions and 38 deletions
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88
CMakeLists.txt
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@ -104,7 +104,7 @@ INCLUDE(GenerateExportHeader)
################################
# Default to shared libs on.
# Default building shared libraries.
OPTION(BUILD_SHARED_LIBS "Configure netCDF as a shared library." ON)
SET (LIB_TYPE STATIC)
IF (BUILD_SHARED_LIBS)
@ -114,26 +114,59 @@ IF (BUILD_SHARED_LIBS)
ENDIF()
ENDIF()
# Supress unused variable and parameter warnings, for the time being,
# on GCC.
#
# Also, set some other default compiler flags.
# Set some default linux gcc & apple compiler options for
# debug builds.
IF(CMAKE_COMPILER_IS_GNUCC OR APPLE)
OPTION (ENABLE_COVERAGE_TESTS "Enable compiler flags needed to perform coverage tests." OFF)
OPTION (ENABLE_CONVERSION_WARNINGS "Enable warnings for implicit conversion from 64 to 32-bit datatypes." ON)
OPTION (ENABLE_USED_VAR_PAR_WARNINGS "Enable warnings for unused parameters and variables. Creates very noisy output." OFF)
# Debugging flags
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -Wall")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -Wall")
ENDIF()
IF(NOT ENABLE_COVERAGE_TESTS)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2")
SET(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -O2")
ENDIF()
# Coverage tests need to have optimization turned off.
IF(NOT ENABLE_COVERAGE_TESTS)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2")
SET(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -O2")
ELSE()
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O0 -profile-arcs -ftest-coverage")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fprofile-arcs -ftest-coverage")
MESSAGE(STATUS "Coverage Tests: On.")
ENDIF()
# Unused var and parameter warnings create a lot of noise.
IF(NOT ENABLE_UNUSED_VAR_PAR_WARNINGS)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-variable -Wno-unused-parameter")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-variable -Wno-unused-parameter")
ENDIF()
# Warnings for 64-to-32 bit conversions.
IF(ENABLE_CONVERSION_WARNINGS)
IF(APPLE)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wshorten-64-to-32")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshorten-64-to-32")
ELSE()
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wconversion")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wconversion")
ENDIF(APPLE)
ENDIF(ENABLE_CONVERSION_WARNINGS)
IF(NOT ENABLE_UNUSED_VAR_PAR_WARNINGS)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-varaible -Wno-unused-parameter")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-variable -Wno-unused-parameter")
ENDIF()
# On 64-bit linux builds with large file tests enabled, we need to
# specify the mcmodel flag.
IF(CMAKE_SIZEOF_VOID EQUAL 8 AND CMAKE_COMPILER_IS_GNUCC AND ENABLE_LARGE_FILE_TESTS) # 64-bit gcc platform
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcmodel=large")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mcmodel=large")
ENDIF()
ENDIF(CMAKE_COMPILER_IS_GNUCC OR APPLE)
# End default linux gcc & apple compiler options.
ADD_DEFINITIONS()
# Supress CRT Warnings.
@ -269,6 +302,9 @@ MACRO(print_conf_summary)
ENDIF()
MESSAGE(STATUS "\tUsing pnetcdf:\t\t\t" ${STATUS_PNETCDF})
MESSAGE(STATUS "\tUsing Parallel IO:\t\t" ${STATUS_PARALLEL})
MESSAGE(STATUS "\tCMAKE_C_FLAGS:\t\t" ${CMAKE_C_FLAGS})
MESSAGE(STATUS "\tCMAKE_CXX_FLAGS:\t\t" ${CMAKE_CXX_FLAGS})
MESSAGE(STATUS "\tLinking against:\t\t" "${ALL_TLL_LIBS}")
MESSAGE("")
@ -426,18 +462,6 @@ IF(ENABLE_DISKLESS)
SET(USE_DISKLESS ON)
ENDIF()
OPTION(ENABLE_CONVERSION_WARNINGS "Enable warnings for implicit conversion from 64 to 32-bit datatypes." ON)
IF(ENABLE_CONVERSION_WARNINGS)
IF(NOT MSVC)
IF(APPLE)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wshorten-64-to-32")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshorten-64-to-32")
ELSE()
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wconversion")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wconversion")
ENDIF(APPLE)
ENDIF(NOT MSVC)
ENDIF(ENABLE_CONVERSION_WARNINGS)
# Option Logging, only valid for netcdf4.
OPTION (ENABLE_LOGGING "Enable Logging." OFF)
IF(ENABLE_LOGGING)
@ -685,18 +709,6 @@ IF(ENABLE_LARGE_FILE_SUPPORT)
ENDIF()
# Provide the option to perform coverage tests.
IF(CMAKE_COMPILER_IS_GNUCC OR APPLE)
OPTION (ENABLE_COVERAGE_TESTS "Enable compiler flags needed to perform coverage tests." OFF)
IF(ENABLE_COVERAGE_TESTS)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O0 -profile-arcs -ftest-coverage")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fprofile-arcs -ftest-coverage")
MESSAGE(STATUS "Coverage Tests: On.")
ENDIF()
ENDIF()
OPTION (ENABLE_EXAMPLE_TESTS "Run extra example tests. Requires GNU Sed. Ignored if netCDF-4 is not Enabled" OFF)
IF(NOT ENABLE_NETCDF_4 AND ENABLE_EXAMPLE_TESTS)
SET (ENABLE_EXAMPLE_TESTS OFF)