da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinlib sigblock,sigrelse,sigsetmask,sigprocmask,sigvec

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chintyp sigset_t ast.h signal.h

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinmem sigvec.sv_mask signal.h

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chincat{

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #ifndef _mem_sigvec_sv_mask

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # undef _lib_sigvec

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #endif

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #ifdef _lib_sigprocmask

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sh_sigaction(s,action) do { sigset_t ss;\

7c2fbfb345896881c631598ee3852ce9ce33fb07April Chin sigemptyset(&ss); \

7c2fbfb345896881c631598ee3852ce9ce33fb07April Chin if(s) sigaddset(&ss,(s)); \

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin sigprocmask(action,&ss,0); \

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin }while(0)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sigrelease(s) sh_sigaction(s,SIG_UNBLOCK)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sigblock(s) sh_sigaction(s,SIG_BLOCK)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sig_begin() sh_sigaction(0,SIG_SETMASK)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #else

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # ifndef _lib_sigblock

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sigblock(s)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # endif

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # ifdef _lib_sigsetmask

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sigrelease(s) sigsetmask(0)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sig_begin() sigsetmask(0)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # else

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # ifdef _lib_sigrelse

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sigrelease sigrelse

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sig_begin()

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # else

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sig_begin() (0)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # define sigrelease(s) (0)

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # endif /* _lib_sigrelse */

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin # endif /* _lib_sigsetmask */

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #endif /* _lib_sigprocmask */

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin}end

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chintst output{

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #include <signal.h>

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin int main()

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin {

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #ifdef SIGRTMIN

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin printf("#undef _SIGRTMIN\n");

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin printf("#define _SIGRTMIN %d\n", SIGRTMIN);

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #endif

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #ifdef SIGRTMAX

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin printf("#undef _SIGRTMAX\n");

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin printf("#define _SIGRTMAX %d\n", SIGRTMAX);

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin #endif

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin return 0;

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin }

da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin}end