无法为带有SCON的ARM交叉编译,因为添加了/Fo
我正在使用Scons 3.0.0在安装了VC++的Windows上交叉编译ARM和ARM none eabi gcc。 SCON将/Fo添加为编译选项,如下所示:无法为带有SCON的ARM交叉编译,因为添加了/Fo,arm,cross-compiling,scons,Arm,Cross Compiling,Scons,我正在使用Scons 3.0.0在安装了VC++的Windows上交叉编译ARM和ARM none eabi gcc。 SCON将/Fo添加为编译选项,如下所示: arm-none-eabi-gcc /Fobuild\main.o /c source\main.c ... 以下是命令行的内容: scons: Reading SConscript files ... scons: done reading SConscript files. scons: Building targets ...
arm-none-eabi-gcc /Fobuild\main.o /c source\main.c ...
以下是命令行的内容:
scons: Reading SConscript files ...
scons: done reading SConscript files.
scons: Building targets ...
arm-none-eabi-gcc /Fobuild\main.o /c source\main.c -DBOARD_PCA10040 -DBSP_UART_SUPPORT -DCONFIG_GPIO_AS_PINRESET -DFLOAT_ABI_HARD -DNRF52 -DNRF52832_XXAA -DNRF52_PAN_74 -DSWI_DISABLE0 -mcpu=cortex-m4 -mthumb -mabi=aapcs -Wall -Werror -mfloat-abi=hard -mfpu=fpv4-sp-d16 -O3 -g3
arm-none-eabi-gcc: error: /Fobuild\main.o: No such file or directory
arm-none-eabi-gcc: error: /c: No such file or directory
scons: *** [build\main.o] Error 1
scons: building terminated because of errors.
在阅读用户指南并按照本文所述进行尝试后,问题仍然存在
这是我的scons脚本的代码
import os
cross_compiler = "arm-none-eabi-"
#don't use the default environment
env = Environment(ENV = os.environ)
# env = Environment(**env_options)
env.Replace(AR = cross_compiler + 'ar')
env.Replace(AS = cross_compiler + 'as')
env.Replace(CC = cross_compiler + "gcc")
env.Replace(CXX = cross_compiler + "g++")
env.Replace(LD = cross_compiler + "g++")
env.Replace(LINK = cross_compiler + 'gcc')
env.Replace(STRIP = cross_compiler + "strip")
env.Replace(RANLIB = cross_compiler + 'ranlib')
env.Replace(OBJCOPY = cross_compiler + 'objcopy')
env.Replace(PROGSUFFIX = ".out")
env.Replace(OBJSUFFIX = ".o")
env.Replace(TARGET_ARCH = "arm")
env.Replace(LINKFLAGS = [])
env.Replace(TOOLS = [])
# env.Replace(TOOLS = [cross_compiler + 'gcc'])
env.Append(ENV = {'PATH' : os.environ['PATH']})
# Optimization flags
opt_flags = ['-O3', '-g3']
# Uncomment the line below to enable link time optimization
#opt_flags.append('-flto')
# C flags common to all targets
c_flags = [
'-DBOARD_PCA10040',
'-DBSP_UART_SUPPORT',
'-DCONFIG_GPIO_AS_PINRESET',
'-DFLOAT_ABI_HARD',
'-DNRF52',
'-DNRF52832_XXAA',
'-DNRF52_PAN_74',
'-DSWI_DISABLE0',
'-mcpu=cortex-m4',
'-mthumb',
'-mabi=aapcs',
'-Wall',
'-Werror',
'-mfloat-abi=hard',
'-mfpu=fpv4-sp-d16'
]
c_flags += opt_flags
env.Replace(CCFLAGS = c_flags)
libs_paths = []
objs = []
libs = []
src_dir = 'source'
build_dir = 'build'
#Set specifics c files
c_files_list=[
'main'
]
obj_extension='.o'
with open('env_dump.txt', 'w') as file:
env_dumped = env.Dump()
for key in env_dumped:
file.write(key)
#Add specifics c and objs
for elt in c_files_list:
object = build_dir + os.sep + elt + obj_extension
env.Object(target = object, source = src_dir + os.sep + elt +'.c')
objs.append(object)
env.Program('Test', objs, LIBS = libs, LIBPATH = libs_paths)
有人有主意吗
感谢您的帮助您允许SCON将其默认工具加载到环境()中 这将首先尝试MSVC。。因此,你不想要的旗帜 见下文。我只是显式地加载我认为您需要的工具 还稍微简化了代码,并强制DefaultEnvironment不加载任何工具。 这应该会稍微加快启动时间,因为它不会尝试查找和配置可能有点慢的MSVC 试试这个:
import os
cross_compiler = "arm-none-eabi-"
#don't use the default environment
DefaultEnvironment(tools=[])
# Only specify the tools we're using
env = Environment(ENV = os.environ, tools=['gcc','g++','gnulink','ar'])
# overwrite tool names with our cross compiler tools
for (tool, name) in [
('AR','ar'),
('AS','as'),
('CC','gcc'),
('CXX','g++'),
('LD','g++'),
('LINK','gcc'),
('STRIP','strip'),
('RANLIB','ranlib'),
('OBJCOPY','objcopy')
]:
env[tool] = cross_compiler + name
env['PROGSUFFIX'] = ".out"
env['OBJSUFFIX'] = ".o"
env['TARGET_ARCH'] = "arm"
env['LINKFLAGS'] = []
env.Append(ENV = {'PATH' : os.environ['PATH']})
# Optimization flags
opt_flags = ['-O3', '-g3']
# Uncomment the line below to enable link time optimization
#opt_flags.append('-flto')
# C flags common to all targets
c_flags = [
'-DBOARD_PCA10040',
'-DBSP_UART_SUPPORT',
'-DCONFIG_GPIO_AS_PINRESET',
'-DFLOAT_ABI_HARD',
'-DNRF52',
'-DNRF52832_XXAA',
'-DNRF52_PAN_74',
'-DSWI_DISABLE0',
'-mcpu=cortex-m4',
'-mthumb',
'-mabi=aapcs',
'-Wall',
'-Werror',
'-mfloat-abi=hard',
'-mfpu=fpv4-sp-d16'
]
c_flags += opt_flags
env['CCFLAGS'] = c_flags
libs_paths = []
objs = []
libs = []
src_dir = 'source'
build_dir = 'build'
#Set specifics c files
c_files_list=[
'main'
]
obj_extension='.o'
with open('env_dump.txt', 'w') as file:
env_dumped = env.Dump()
for key in env_dumped:
file.write(key)
#Add specifics c and objs
for elt in c_files_list:
object = build_dir + os.sep + elt + obj_extension
env.Object(target = object, source = src_dir + os.sep + elt +'.c')
objs.append(object)
env.Program('Test', objs, LIBS = libs, LIBPATH = libs_paths)
你好,巴德狗,非常感谢你的回答。我试过你的建议,效果很好。编译完成了!伟大的这些变化对你有意义吗?如果需要,请随时提问以进行澄清。是的,这些更改对我来说是有意义的,在阅读您的更改后,我认为这是我们不使用默认环境的逻辑。非常感谢。