14887Schinlib sigblock,sigrelse,sigsetmask,sigprocmask,sigvec 24887Schintyp sigset_t ast.h signal.h 34887Schinmem sigvec.sv_mask signal.h 44887Schincat{ 54887Schin #ifndef _mem_sigvec_sv_mask 64887Schin # undef _lib_sigvec 74887Schin #endif 84887Schin #ifdef _lib_sigprocmask 94887Schin # define sh_sigaction(s,action) do { sigset_t ss;\ 10*8462SApril.Chin@Sun.COM sigemptyset(&ss); \ 11*8462SApril.Chin@Sun.COM if(s) sigaddset(&ss,(s)); \ 124887Schin sigprocmask(action,&ss,0); \ 134887Schin }while(0) 144887Schin # define sigrelease(s) sh_sigaction(s,SIG_UNBLOCK) 154887Schin # define sigblock(s) sh_sigaction(s,SIG_BLOCK) 164887Schin # define sig_begin() sh_sigaction(0,SIG_SETMASK) 174887Schin #else 184887Schin # ifndef _lib_sigblock 194887Schin # define sigblock(s) 204887Schin # endif 214887Schin # ifdef _lib_sigsetmask 224887Schin # define sigrelease(s) sigsetmask(0) 234887Schin # define sig_begin() sigsetmask(0) 244887Schin # else 254887Schin # ifdef _lib_sigrelse 264887Schin # define sigrelease sigrelse 274887Schin # define sig_begin() 284887Schin # else 294887Schin # define sig_begin() (0) 304887Schin # define sigrelease(s) (0) 314887Schin # endif /* _lib_sigrelse */ 324887Schin # endif /* _lib_sigsetmask */ 334887Schin #endif /* _lib_sigprocmask */ 344887Schin}end 354887Schintst output{ 364887Schin #include <signal.h> 374887Schin int main() 384887Schin { 394887Schin #ifdef SIGRTMIN 404887Schin printf("#undef _SIGRTMIN\n"); 414887Schin printf("#define _SIGRTMIN %d\n", SIGRTMIN); 424887Schin #endif 434887Schin #ifdef SIGRTMAX 444887Schin printf("#undef _SIGRTMAX\n"); 454887Schin printf("#define _SIGRTMAX %d\n", SIGRTMAX); 464887Schin #endif 474887Schin return 0; 484887Schin } 494887Schin}end 50