rt-thread-official/tools/cmake.py

329 lines
13 KiB
Python

"""
Utils for CMake
Author: https://github.com/klivelinux
"""
import os
import sys
import re
import utils
import rtconfig
from utils import _make_path_relative
from collections import defaultdict, Counter
def GenerateCFiles(env, project, project_name):
"""
Generate CMakeLists.txt files
"""
info = utils.ProjectInfo(env)
PROJECT_NAME = project_name if project_name != "project" else "rtthread"
tool_path_conv = defaultdict(lambda : {"name":"", "path": ""})
tool_path_conv_helper = lambda tool: {"name": tool, "path": os.path.join(rtconfig.EXEC_PATH, tool).replace('\\', "/")}
tool_path_conv["CMAKE_C_COMPILER"] = tool_path_conv_helper(rtconfig.CC)
if 'CXX' in dir(rtconfig):
tool_path_conv["CMAKE_CXX_COMPILER"] = tool_path_conv_helper(rtconfig.CXX)
tool_path_conv["CMAKE_ASM_COMPILER"] = tool_path_conv_helper(rtconfig.AS)
tool_path_conv["CMAKE_AR"] = tool_path_conv_helper(rtconfig.AR)
tool_path_conv["CMAKE_LINKER"] = tool_path_conv_helper(rtconfig.LINK)
if rtconfig.PLATFORM in ['gcc']:
tool_path_conv["CMAKE_SIZE"] = tool_path_conv_helper(rtconfig.SIZE)
tool_path_conv["CMAKE_OBJDUMP"] = tool_path_conv_helper(rtconfig.OBJDUMP)
tool_path_conv["CMAKE_OBJCOPY"] = tool_path_conv_helper(rtconfig.OBJCPY)
elif rtconfig.PLATFORM in ['armcc', 'armclang']:
tool_path_conv["CMAKE_FROMELF"] = tool_path_conv_helper(rtconfig.FROMELF)
CC = tool_path_conv["CMAKE_C_COMPILER"]["path"]
CXX = tool_path_conv["CMAKE_CXX_COMPILER"]["path"]
AS = tool_path_conv["CMAKE_ASM_COMPILER"]["path"]
AR = tool_path_conv["CMAKE_AR"]["path"]
LINK = tool_path_conv["CMAKE_LINKER"]["path"]
SIZE = tool_path_conv["CMAKE_SIZE"]["path"]
OBJDUMP = tool_path_conv["CMAKE_OBJDUMP"]["path"]
OBJCOPY = tool_path_conv["CMAKE_OBJCOPY"]["path"]
FROMELF = tool_path_conv["CMAKE_FROMELF"]["path"]
CFLAGS = rtconfig.CFLAGS.replace('\\', "/").replace('\"', "\\\"")
if 'CXXFLAGS' in dir(rtconfig):
CXXFLAGS = rtconfig.CXXFLAGS.replace('\\', "/").replace('\"', "\\\"")
else:
CXXFLAGS = CFLAGS
AFLAGS = rtconfig.AFLAGS.replace('\\', "/").replace('\"', "\\\"")
LFLAGS = env['LINKFLAGS'].replace('\\', "/").replace('\"', "\\\"")
POST_ACTION = rtconfig.POST_ACTION
# replace the tool name with the cmake variable
for cmake_var, each_tool in tool_path_conv.items():
tool_name = each_tool['name']
if tool_name == "": continue
if "win32" in sys.platform:
while f"{tool_name}.exe" in POST_ACTION: # find the tool with `.exe` suffix first
POST_ACTION = POST_ACTION.replace(tool_name, "string_to_replace")
while tool_name in POST_ACTION:
POST_ACTION = POST_ACTION.replace(tool_name, "string_to_replace")
while "string_to_replace" in POST_ACTION:
POST_ACTION = POST_ACTION.replace("string_to_replace", f"${{{cmake_var}}}")
# replace the `$TARGET` with `${CMAKE_PROJECT_NAME}.elf`
while "$TARGET" in POST_ACTION:
POST_ACTION = POST_ACTION.replace("$TARGET", "${CMAKE_PROJECT_NAME}.elf")
# add COMMAAND before each command
POST_ACTION = POST_ACTION.split('\n')
POST_ACTION = [each_line.strip() for each_line in POST_ACTION]
POST_ACTION = [f"\tCOMMAND {each_line}" for each_line in POST_ACTION if each_line != '']
POST_ACTION = "\n".join(POST_ACTION)
if "win32" in sys.platform:
CC += ".exe"
if CXX != '':
CXX += ".exe"
AS += ".exe"
AR += ".exe"
LINK += ".exe"
if rtconfig.PLATFORM in ['gcc']:
SIZE += ".exe"
OBJDUMP += ".exe"
OBJCOPY += ".exe"
elif rtconfig.PLATFORM in ['armcc', 'armclang']:
FROMELF += ".exe"
if not os.path.exists(CC) or not os.path.exists(AS) or not os.path.exists(AR) or not os.path.exists(LINK):
print("'Cannot found toolchain directory, please check RTT_CC and RTT_EXEC_PATH'")
sys.exit(-1)
with open("CMakeLists.txt", "w") as cm_file:
cm_file.write("CMAKE_MINIMUM_REQUIRED(VERSION 3.10)\n\n")
cm_file.write("SET(CMAKE_SYSTEM_NAME Generic)\n")
cm_file.write("SET(CMAKE_SYSTEM_PROCESSOR " + rtconfig.CPU +")\n")
cm_file.write("#SET(CMAKE_VERBOSE_MAKEFILE ON)\n\n")
cm_file.write("SET(CMAKE_EXPORT_COMPILE_COMMANDS ON)\n\n")
cm_file.write("SET(CMAKE_C_COMPILER \""+ CC + "\")\n")
cm_file.write("SET(CMAKE_ASM_COMPILER \""+ AS + "\")\n")
cm_file.write("SET(CMAKE_C_FLAGS \""+ CFLAGS + "\")\n")
cm_file.write("SET(CMAKE_ASM_FLAGS \""+ AFLAGS + "\")\n")
cm_file.write("SET(CMAKE_C_COMPILER_WORKS TRUE)\n\n")
if CXX != '':
cm_file.write("SET(CMAKE_CXX_COMPILER \""+ CXX + "\")\n")
cm_file.write("SET(CMAKE_CXX_FLAGS \""+ CXXFLAGS + "\")\n")
cm_file.write("SET(CMAKE_CXX_COMPILER_WORKS TRUE)\n\n")
if rtconfig.PLATFORM in ['gcc']:
cm_file.write("SET(CMAKE_OBJCOPY \""+ OBJCOPY + "\")\n")
cm_file.write("SET(CMAKE_SIZE \""+ SIZE + "\")\n\n")
elif rtconfig.PLATFORM in ['armcc', 'armclang']:
cm_file.write("SET(CMAKE_FROMELF \""+ FROMELF + "\")\n\n")
LINKER_FLAGS = ''
LINKER_LIBS = ''
if rtconfig.PLATFORM in ['gcc']:
LINKER_FLAGS += '-T'
elif rtconfig.PLATFORM in ['armcc', 'armclang']:
LINKER_FLAGS += '--scatter'
for group in project:
if 'LIBPATH' in group.keys():
for f in group['LIBPATH']:
LINKER_LIBS += ' --userlibpath ' + f.replace("\\", "/")
for group in project:
if 'LIBS' in group.keys():
for f in group['LIBS']:
LINKER_LIBS += ' ' + f.replace("\\", "/") + '.lib'
cm_file.write("SET(CMAKE_EXE_LINKER_FLAGS \""+ re.sub(LINKER_FLAGS + '(\s*)', LINKER_FLAGS + ' ${CMAKE_SOURCE_DIR}/', LFLAGS) + LINKER_LIBS + "\")\n\n")
# get the c/cpp standard version from compilation flags
# not support the version with alphabet in `-std` param yet
pattern = re.compile('-std=[\w+]+')
c_standard = 11
if '-std=' in CFLAGS:
c_standard = re.search(pattern, CFLAGS).group(0)
c_standard = "".join([each for each in c_standard if each.isdigit()])
else:
print(f"Cannot find the param of the c standard in build flag, set to default {c_standard}")
cm_file.write(f"SET(CMAKE_C_STANDARD {c_standard})\n")
if CXX != '':
cpp_standard = 17
if '-std=' in CXXFLAGS:
cpp_standard = re.search(pattern, CXXFLAGS).group(0)
cpp_standard = "".join([each for each in cpp_standard if each.isdigit()])
else:
print(f"Cannot find the param of the cpp standard in build flag, set to default {cpp_standard}")
cm_file.write(f"SET(CMAKE_CXX_STANDARD {cpp_standard})\n")
cm_file.write('\n')
cm_file.write(f"PROJECT({PROJECT_NAME} C {'CXX' if CXX != '' else ''} ASM)\n")
cm_file.write('\n')
cm_file.write("INCLUDE_DIRECTORIES(\n")
for i in info['CPPPATH']:
# use relative path
path = _make_path_relative(os.getcwd(), i)
cm_file.write( "\t" + path.replace("\\", "/") + "\n")
cm_file.write(")\n\n")
cm_file.write("ADD_DEFINITIONS(\n")
for i in info['CPPDEFINES']:
cm_file.write("\t-D" + i + "\n")
cm_file.write(")\n\n")
libgroups = []
interfacelibgroups = []
for group in project:
if group['name'] == 'Applications':
continue
# When a group is provided without sources, add it to the <INTERFACE> library list
if len(group['src']) == 0:
interfacelibgroups.append(group)
else:
libgroups.append(group)
# Process groups whose names differ only in capitalization.
# (Groups have same name should be merged into one before)
for group in libgroups:
group['alias'] = group['name'].lower()
names = [group['alias'] for group in libgroups]
counter = Counter(names)
names = [name for name in names if counter[name] > 1]
for group in libgroups:
if group['alias'] in names:
counter[group['alias']] -= 1
group['alias'] = f"{group['name']}_{counter[group['alias']]}"
print(f"Renamed {group['name']} to {group['alias']}")
group['name'] = group['alias']
cm_file.write("# Library source files\n")
for group in project:
cm_file.write("SET(RT_{:s}_SOURCES\n".format(group['name'].upper()))
for f in group['src']:
# use relative path
path = _make_path_relative(os.getcwd(), os.path.normpath(f.rfile().abspath))
cm_file.write( "\t" + path.replace("\\", "/") + "\n" )
cm_file.write(")\n\n")
cm_file.write("# Library search paths\n")
for group in libgroups + interfacelibgroups:
if not 'LIBPATH' in group.keys():
continue
if len(group['LIBPATH']) == 0:
continue
cm_file.write("SET(RT_{:s}_LINK_DIRS\n".format(group['name'].upper()))
for f in group['LIBPATH']:
cm_file.write("\t"+ f.replace("\\", "/") + "\n" )
cm_file.write(")\n\n")
cm_file.write("# Library local macro definitions\n")
for group in libgroups:
if not 'LOCAL_CPPDEFINES' in group.keys():
continue
if len(group['LOCAL_CPPDEFINES']) == 0:
continue
cm_file.write("SET(RT_{:s}_DEFINES\n".format(group['name'].upper()))
for f in group['LOCAL_CPPDEFINES']:
cm_file.write("\t"+ f.replace("\\", "/") + "\n" )
cm_file.write(")\n\n")
cm_file.write("# Library dependencies\n")
for group in libgroups + interfacelibgroups:
if not 'LIBS' in group.keys():
continue
if len(group['LIBS']) == 0:
continue
cm_file.write("SET(RT_{:s}_LIBS\n".format(group['name'].upper()))
for f in group['LIBS']:
cm_file.write("\t"+ "{}\n".format(f.replace("\\", "/")))
cm_file.write(")\n\n")
cm_file.write("# Libraries\n")
for group in libgroups:
cm_file.write("ADD_LIBRARY(rtt_{:s} OBJECT ${{RT_{:s}_SOURCES}})\n"
.format(group['name'], group['name'].upper()))
cm_file.write("\n")
cm_file.write("# Interface libraries\n")
for group in interfacelibgroups:
cm_file.write("ADD_LIBRARY(rtt_{:s} INTERFACE)\n".format(group['name']))
cm_file.write("\n")
cm_file.write("# Private macros\n")
for group in libgroups:
if not 'LOCAL_CPPDEFINES' in group.keys():
continue
if len(group['LOCAL_CPPDEFINES']) == 0:
continue
cm_file.write("TARGET_COMPILE_DEFINITIONS(rtt_{:s} PRIVATE ${{RT_{:s}_DEFINES}})\n"
.format(group['name'], group['name'].upper()))
cm_file.write("\n")
cm_file.write("# Interface library search paths\n")
if rtconfig.PLATFORM in ['gcc']:
for group in libgroups:
if not 'LIBPATH' in group.keys():
continue
if len(group['LIBPATH']) == 0:
continue
cm_file.write("TARGET_LINK_DIRECTORIES(rtt_{:s} INTERFACE ${{RT_{:s}_LINK_DIRS}})\n"
.format(group['name'], group['name'].upper()))
for group in libgroups:
if not 'LIBS' in group.keys():
continue
if len(group['LIBS']) == 0:
continue
cm_file.write("TARGET_LINK_LIBRARIES(rtt_{:s} INTERFACE ${{RT_{:s}_LIBS}})\n"
.format(group['name'], group['name'].upper()))
cm_file.write("\n")
cm_file.write("ADD_EXECUTABLE(${CMAKE_PROJECT_NAME}.elf ${RT_APPLICATIONS_SOURCES})\n")
cm_file.write("TARGET_LINK_LIBRARIES(${CMAKE_PROJECT_NAME}.elf\n")
for group in libgroups + interfacelibgroups:
cm_file.write("\trtt_{:s}\n".format(group['name']))
cm_file.write(")\n\n")
cm_file.write("ADD_CUSTOM_COMMAND(TARGET ${CMAKE_PROJECT_NAME}.elf POST_BUILD \n" + POST_ACTION + '\n)\n')
# auto inclue `custom.cmake` for user custom settings
custom_cmake = \
'''
# if custom.cmake is exist, add it
if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/custom.cmake)
include(${CMAKE_CURRENT_SOURCE_DIR}/custom.cmake)
endif()
'''
custom_cmake = custom_cmake.split('\n')
custom_cmake = [each.strip() for each in custom_cmake]
custom_cmake = "\n".join(custom_cmake)
cm_file.write(custom_cmake)
return
def CMakeProject(env, project, project_name):
print('Update setting files for CMakeLists.txt...')
GenerateCFiles(env, project, project_name)
print('Done!')
return