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Code Issues Releases Wiki Activity

Use python3 when available

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This commit is contained in:
Carles Fernandez 2018-07-24 11:24:37 +02:00
parent af21b8c7ba
commit 5ba0759cdd
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GPG Key ID: 4C583C52B0C3877D
1 changed files with 40 additions and 52 deletions
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92
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cmake/Modules/VolkPython.cmake
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@ -25,42 +25,22 @@ set(__INCLUDED_VOLK_PYTHON_CMAKE TRUE)
# This allows the user to specify a specific interpreter,
# or finds the interpreter via the built-in cmake module.
########################################################################
#this allows the user to override PYTHON_EXECUTABLE
if(PYTHON_EXECUTABLE)
set(VOLK_PYTHON_MIN_VERSION "2.7")
set(VOLK_PYTHON3_MIN_VERSION "3.4")
if (PYTHON_EXECUTABLE)
message(STATUS "User set python executable ${PYTHON_EXECUTABLE}")
find_package(PythonInterp ${VOLK_PYTHON_MIN_VERSION} REQUIRED)
else (PYTHON_EXECUTABLE)
message(STATUS "PYTHON_EXECUTABLE not set - using default python3")
message(STATUS "Use -DPYTHON_EXECUTABLE=/path/to/python2 to build for python2.")
find_package(PythonInterp ${VOLK_PYTHON3_MIN_VERSION} REQUIRED)
endif (PYTHON_EXECUTABLE)
set(PYTHONINTERP_FOUND TRUE)
if (${PYTHON_VERSION_MAJOR} VERSION_EQUAL 3)
set(PYTHON3 TRUE)
endif ()
#otherwise if not set, try to automatically find it
else(PYTHON_EXECUTABLE)
#use the built-in find script
set(Python_ADDITIONAL_VERSIONS 3.4 3.5 3.6)
find_package(PythonInterp 2)
#and if that fails use the find program routine
if(NOT PYTHONINTERP_FOUND)
find_program(PYTHON_EXECUTABLE NAMES python python2 python2.7 python3)
if(PYTHON_EXECUTABLE)
set(PYTHONINTERP_FOUND TRUE)
endif(PYTHON_EXECUTABLE)
endif(NOT PYTHONINTERP_FOUND)
endif(PYTHON_EXECUTABLE)
#make the path to the executable appear in the cmake gui
set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE} CACHE FILEPATH "python interpreter")
#make sure we can use -B with python (introduced in 2.6)
if(PYTHON_EXECUTABLE)
execute_process(
COMMAND ${PYTHON_EXECUTABLE} -B -c ""
OUTPUT_QUIET ERROR_QUIET
RESULT_VARIABLE PYTHON_HAS_DASH_B_RESULT
)
if(PYTHON_HAS_DASH_B_RESULT EQUAL 0)
set(PYTHON_DASH_B "-B")
endif()
endif(PYTHON_EXECUTABLE)
find_package(PythonLibs ${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR} EXACT)
########################################################################
# Check for the existence of a python module:
@ -69,28 +49,32 @@ endif(PYTHON_EXECUTABLE)
# - cmd an additional command to run
# - have the result variable to set
########################################################################
macro(VOLK_PYTHON_CHECK_MODULE desc mod cmd have)
message(STATUS "")
message(STATUS "Python checking for ${desc}")
macro(VOLK_PYTHON_CHECK_MODULE_RAW desc python_code have)
execute_process(
COMMAND ${PYTHON_EXECUTABLE} -c "
#########################################
try: import ${mod}
except:
try: ${mod}
except: exit(-1)
try: assert ${cmd}
except: exit(-1)
#########################################"
RESULT_VARIABLE ${have}
COMMAND ${PYTHON_EXECUTABLE} -c "${python_code}"
OUTPUT_QUIET ERROR_QUIET
RESULT_VARIABLE return_code
)
if(${have} EQUAL 0)
if(return_code EQUAL 0)
message(STATUS "Python checking for ${desc} - found")
set(${have} TRUE)
else(${have} EQUAL 0)
else()
message(STATUS "Python checking for ${desc} - not found")
set(${have} FALSE)
endif(${have} EQUAL 0)
endif()
endmacro(VOLK_PYTHON_CHECK_MODULE_RAW)
macro(VOLK_PYTHON_CHECK_MODULE desc mod cmd have)
VOLK_PYTHON_CHECK_MODULE_RAW(
"${desc}" "
#########################################
try:
import ${mod}
assert ${cmd}
except (ImportError, AssertionError): exit(-1)
except: pass
#########################################"
"${have}")
endmacro(VOLK_PYTHON_CHECK_MODULE)
########################################################################
@ -98,8 +82,12 @@ endmacro(VOLK_PYTHON_CHECK_MODULE)
########################################################################
if(NOT DEFINED VOLK_PYTHON_DIR)
execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "
from distutils import sysconfig
print(sysconfig.get_python_lib(plat_specific=True, prefix=''))
import os
import sys
if os.name == 'posix':
print(os.path.join('lib', 'python' + sys.version[:3], 'dist-packages'))
if os.name == 'nt':
print(os.path.join('Lib', 'site-packages'))
" OUTPUT_VARIABLE VOLK_PYTHON_DIR OUTPUT_STRIP_TRAILING_WHITESPACE
)
endif()