k210:redefinition of 'sigval' 'sigevent'

发布于 2019-12-11 09:58:43 浏览：3746 订阅该版

在编译bsp目录下的k210时碰到的这个问题，显示
```
f:\kendryte-toolchain iscv64-unknown-elf\include\sys\signal.h:42:7: error: redefinition of 'union sigval'        
 union sigval {                                                                                                   
       ^~~~~~

E: t-thread-v4.0.1 t-thread\include/libc/libc_signal.h:27:7: note: originally defined here                      
 union sigval                                                                                                     
       ^~~~~~

f:\kendryte-toolchain iscv64-unknown-elf\include\sys\signal.h:47:8: error: redefinition of 'struct sigevent'     
 struct sigevent {                                                                                                
        ^~~~~~~~

E: t-thread-v4.0.1 t-thread\include/libc/libc_signal.h:35:8: note: originally defined here                      
 struct sigevent                                                                                                  
        ^~~~~~~~

f:\kendryte-toolchain iscv64-unknown-elf\include\sys\signal.h:72:3: error: conflicting types for 'siginfo_t'     
 } siginfo_t;                                                                                                     
   ^~~~~~~~~

E: t-thread-v4.0.1 t-thread\include/libc/libc_signal.h:54:24: note: previous declaration of 'siginfo_t' was here
 typedef struct siginfo siginfo_t;    
```
然后尝试把 `f:\kendryte-toolchain iscv64-unknown-elf\include\sys`目录下的`signal.h`删除掉，又会报错
```
E: t-thread-v4.0.1 t-thread\include/libc/libc_signal.h:67:10: fatal error: sys/signal.h: No such file or directory
 #include <sys/signal.h>                                                                       
```