?? sig_block.c
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#include <signal.h>#include "sig.h"#include "hassgprm.h"void sig_block(sig)int sig;{#ifdef HASSIGPROCMASK sigset_t ss; sigemptyset(&ss); sigaddset(&ss,sig); sigprocmask(SIG_BLOCK,&ss,(sigset_t *) 0);#else sigblock(1 << (sig - 1));#endif}void sig_unblock(sig)int sig;{#ifdef HASSIGPROCMASK sigset_t ss; sigemptyset(&ss); sigaddset(&ss,sig); sigprocmask(SIG_UNBLOCK,&ss,(sigset_t *) 0);#else sigsetmask(sigsetmask(~0) & ~(1 << (sig - 1)));#endif}void sig_blocknone(){#ifdef HASSIGPROCMASK sigset_t ss; sigemptyset(&ss); sigprocmask(SIG_SETMASK,&ss,(sigset_t *) 0);#else sigsetmask(0);#endif}?? 快捷鍵說明
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