__signal.h
上传用户:tsgydb
上传日期:2007-04-14
资源大小:10674k
文件大小:1k
- #include <sys/signal.h>
- #ifndef SIGCLD
- #define SIGCLD SIGCHLD
- #endif
- /* #define sigmask(n) ((unsigned int)1 << (((n) - 1) & (32 - 1))) */
- #define sigword(n) (((unsigned int)((n) - 1))>>5)
- #define __SIGEMPTYSET { 0, 0, 0, 0, 0, 0, 0, 0 }
- #define __SIGFILLSET { 0xffffffff,0xffffffff,0xffffffff,0xffffffff,
- 0xffffffff,0xffffffff,0xffffffff,0xffffffff}
- #define __SIGADDSET(s, n) ((s)->sigset[sigword(n)] |= sigmask(n))
- #define __SIGDELSET(s, n) ((s)->sigset[sigword(n)] &= ~sigmask(n))
- #define __SIGISMEMBER(s, n) ((s)->sigset[sigword(n)] & sigmask(n))
- #define SIGSET_SIZE sizeof(sigset_t)/sizeof(long)
- #define SIG_ANY(sig) sig_any(&sig)
- static inline int sig_any(sigset_t *sig) {
- int i;
- for (i=0; i < SIGSET_SIZE; i++)
- if (sig->sigset[i] != 0)
- return 1;
- return 0;
- }