209 lines
4.4 KiB
Python
209 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
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import os
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import sys
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import time
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'''
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修改编译脚本之后需要全编译一次
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'''
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CC = 'gcc'
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# CC = 'C:\\ARM_GCC\\bin\\arm-none-eabi-gcc'
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# AS = CC + ' -x assembler-with-cpp'
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# HEX = 'C:\\ARM_GCC\\bin\\arm-none-eabi-objcopy' + ' -O ihex'
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# BIN = 'C:\\ARM_GCC\\bin\\arm-none-eabi-objcopy' + ' -O binary -S'
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CSRC = ["main.c"]
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CINC = ['-Isoft',"-Icpu"]
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CDEF = ["-DTEST","-DLINUX"]
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ASRC = []
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BUILD_DIR = 'build'
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TARGET = 'hello.exe'
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# CFLAG = ["-Wall -pedantic -specs=nano.specs -mcpu=cortex-m3 -mthumb -lc -lm -lnosys -Og -Tstm32_boot.ld",
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# f"-Wl,-Map={BUILD_DIR}/{TARGET}.map,--cref -Wl,--gc-sections"]
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# -pedantic 这一项是ISO语法检验
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CFLAG = ["-Wall -g"]
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# 找到指定后缀的文件
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def find_type(path:str,fix:list[str]):
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dlist=os.listdir(path)
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file_list=[]
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for i in dlist:
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ps=os.path.join(path, i)
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if os.path.isdir(ps):
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file_list+=find_type(ps,fix)
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else:
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suf=ps.split('.')[-1]
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if(suf in fix):
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file_list.append(ps)
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return file_list
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'''
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将.c编译为.o文件，
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编译脚本需要实现 如果.c文件有修改 则重新编译对应文件的.o文件
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gcc -c test.c -o test.o
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输出依赖关系到.d文件
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gcc -MM main.c -o build/main.d
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'''
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def tran_path(path:str):
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p=path.replace('\\','/')
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p=p.replace('/','_')
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if(p[0]=='.'):
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return p[1:]
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else:
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return p
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# 判断是否需要重新生成
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def check_rebuild(dst:str,src:list[str]):
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# print(f"src:{src}")
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if(not os.path.exists(dst)):
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return True
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dst_time=os.path.getmtime(dst)
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src_time=[]
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for i in src:
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src_time.append(os.path.getmtime(i))
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src_time.sort()
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if(src_time[-1]>dst_time):
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return True
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# for item in src_time:
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# if(item>dst_time):
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# return True
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return False
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# 读取.d文件，返回依赖文件列表
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def read_depend_files(name:str):
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with open(name) as f:
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lines=f.readlines()
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t=''
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for line in lines:
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line=line.strip()
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if(line[-1]=='\\'):
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t+=line[:-1]
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else:
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t+=line
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t=t.split(':')[-1].strip()
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t=t.split(' ')
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# print(f"依赖列表{t}")
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return t
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# 生成依赖关系
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def build_depend(src:list[str]):
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flags=f"{' '.join(CINC)} {' '.join(CDEF)} {' '.join(CFLAG)}"
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for i in src:
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name=tran_path(i).split('.')[0]
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dst='.'.join([name,'d'])
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dst=os.path.join(BUILD_DIR,dst)
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if(check_rebuild(dst,[i])):
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cmd=f"{CC} -MM {i} -o {dst} {flags}"
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print(cmd)
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ret=os.system(cmd)
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if(ret):
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exit()
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else:
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print(f"{i} 没有更新源文件")
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# 生成中间文件
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def build_object(src:list[str]):
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flags=f"{' '.join(CINC)} {' '.join(CDEF)} {' '.join(CFLAG)}"
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for i in src:
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name_l=tran_path(i).split('.')
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name=name_l[0]
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file_type=name_l[-1]
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dst='.'.join([name,'o'])
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dst=os.path.join(BUILD_DIR,dst)
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cd='.'.join([name,'d'])
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cmd = ''
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if(file_type in ['c','.C']):
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cd=os.path.join(BUILD_DIR,cd)
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if(check_rebuild(dst,read_depend_files(cd))):
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cmd=f"{CC} -c {i} -o {dst} {flags}"
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else:
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print(f"{i} 没有更新依赖关系")
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elif(file_type in ['s','S','asm','ASM']):
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if(check_rebuild(dst,[i])):
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# cmd=f"{AS} -c {i} -o {dst} {flags}"
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pass
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else:
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print(f"{i} 没有更新依赖关系")
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if(len(cmd)>0):
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print(cmd)
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ret=os.system(cmd)
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if(ret):
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exit()
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# 生成可执行文件
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def build_target(src:list[str]):
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flags=f"{' '.join(CINC)} {' '.join(CDEF)} {' '.join(CFLAG)}"
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obj_list=[]
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for i in src:
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name=tran_path(i).split('.')[0]
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obj_list.append(BUILD_DIR+'/'+'.'.join([name,'o']))
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dst=os.path.join(BUILD_DIR,TARGET)
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if(check_rebuild(dst,obj_list)):
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cmd=f"{CC} {' '.join(obj_list)} -o {dst} {flags}"
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print(cmd)
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ret=os.system(cmd)
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if(ret):
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exit()
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else:
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print(f"{dst} 没有更新的链接文件")
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def main():
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global CSRC
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global ASRC
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CSRC+=find_type('.\\soft',['c','C'])
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CSRC+=find_type('.\\cpu',['c','C'])
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# ASRC+=find_type('./',['s','S','asm','ASM'])
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if(not os.path.exists(BUILD_DIR)):
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os.makedirs(BUILD_DIR)
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print("生成依赖关系")
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build_depend(CSRC)
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print("生成对象文件")
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build_object(CSRC)
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# build_object(ASRC)
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print("生成目标文件")
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build_target(CSRC+ASRC)
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# os.system(f"{HEX} {BUILD_DIR}/{TARGET} {BUILD_DIR}/{TARGET}.hex")
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# os.system(f"{BIN} {BUILD_DIR}/{TARGET} {BUILD_DIR}/{TARGET}.bin")
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if __name__ == "__main__":
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main()
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