scons 编译时出错。

发布于 2017-06-09 11:38:05 浏览：2409 订阅该版

[tocm]

rtconfig.py如下：
-------------------------------------------------------------------
```import os

# toolchains options
ARCH='arm'
CPU='cortex-m0'
CROSS_TOOL='keil'

if os.getenv('RTT_CC'):
	CROSS_TOOL = os.getenv('RTT_CC')

# cross_tool provides the cross compiler
# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
if  CROSS_TOOL == 'gcc':
	PLATFORM 	= 'gcc'
	EXEC_PATH 	= 'C:/Program Files/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin'
elif CROSS_TOOL == 'keil':
	PLATFORM 	= 'armcc'
	EXEC_PATH 	= 'D:Program FilesKeil'
elif CROSS_TOOL == 'iar':
    print '================ERROR============================'
    print 'Not support iar yet!'
    print '================================================='
    exit(0)

if os.getenv('RTT_EXEC_PATH'):
	EXEC_PATH = os.getenv('RTT_EXEC_PATH')

#BUILD = 'debug'
BUILD = 'release'
STM32_TYPE = 'STM32F0XX'

if PLATFORM == 'gcc':
    # toolchains
    PREFIX = 'arm-none-eabi-'
    CC = PREFIX + 'gcc'
    AS = PREFIX + 'gcc'
    AR = PREFIX + 'ar'
    LINK = PREFIX + 'gcc'
    TARGET_EXT = 'axf'
    SIZE = PREFIX + 'size'
    OBJDUMP = PREFIX + 'objdump'
    OBJCPY = PREFIX + 'objcopy'

DEVICE = ' -mcpu=cortex-m0 -mthumb -ffunction-sections -fdata-sections'
    CFLAGS = DEVICE 
    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-stm32.map,-cref,-u,Reset_Handler -T stm32_rom.ld'

CPATH = ''
    LPATH = ''

if BUILD == 'debug':
        CFLAGS += ' -O0 -gdwarf-2'
        AFLAGS += ' -gdwarf-2'
    else:
        CFLAGS += ' -O2'

POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin
' + SIZE + ' $TARGET 
'

elif PLATFORM == 'armcc':
    # toolchains
    CC = 'armcc'
    AS = 'armasm'
    AR = 'armar'
    LINK = 'armlink'
    TARGET_EXT = 'axf'

DEVICE = ' --device DARMSTM'
    CFLAGS = DEVICE + ' --apcs=interwork'
    AFLAGS = DEVICE
    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-stm32.map --scatter stm32_rom.sct'

CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
    LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'

EXEC_PATH += '/arm/bin40/'

if BUILD == 'debug':
        CFLAGS += ' -g -O0'
        AFLAGS += ' -g'
    else:
        CFLAGS += ' -O2'

POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin 
fromelf -z $TARGET'

elif PLATFORM == 'iar':
    # toolchains
    CC = 'iccarm'
    AS = 'iasmarm'
    AR = 'iarchive'
    LINK = 'ilinkarm'
    TARGET_EXT = 'out'

DEVICE = ' -D USE_STDPERIPH_DRIVER' + ' -D STM32F10X_HD'

CFLAGS = DEVICE
    CFLAGS += ' --diag_suppress Pa050'
    CFLAGS += ' --no_cse' 
    CFLAGS += ' --no_unroll' 
    CFLAGS += ' --no_inline' 
    CFLAGS += ' --no_code_motion' 
    CFLAGS += ' --no_tbaa' 
    CFLAGS += ' --no_clustering' 
    CFLAGS += ' --no_scheduling' 
    CFLAGS += ' --debug' 
    CFLAGS += ' --endian=little' 
    CFLAGS += ' --cpu=Cortex-M0' 
    CFLAGS += ' -e' 
    CFLAGS += ' --fpu=None'
    CFLAGS += ' --dlib_config "' + IAR_PATH + '/arm/INC/c/DLib_Config_Normal.h"'    
    CFLAGS += ' -Ol'    
    CFLAGS += ' --use_c++_inline'
        
    AFLAGS = ''
    AFLAGS += ' -s+' 
    AFLAGS += ' -w+' 
    AFLAGS += ' -r' 
    AFLAGS += ' --cpu Cortex-M0' 
    AFLAGS += ' --fpu None'

LFLAGS = ' --config stm32f0xx_flash.icf'
    LFLAGS += ' --redirect _Printf=_PrintfTiny' 
    LFLAGS += ' --redirect _Scanf=_ScanfSmall' 
    LFLAGS += ' --entry __iar_program_start'

EXEC_PATH = IAR_PATH + '/arm/bin/'
    POST_ACTION = ''```

------------------------------------------------------------
直接在代码的bsp目录下编译，所以未设置RTT_ROOT。
用scons编译时出错：
错误信息：
```scons: warning: No version of Visual Studio compiler found - C/C++ compilers mos
t likely not set correctly
File "F:soft
t-thread-2.1.0spstm32f0xSConstruct", line 27, in <module>```
第一次用rtt。。还被档在门外。请教各位大神。