diff options
Diffstat (limited to 'ucspi-tcp-0.88/sig_block.c')
-rw-r--r-- | ucspi-tcp-0.88/sig_block.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/ucspi-tcp-0.88/sig_block.c b/ucspi-tcp-0.88/sig_block.c new file mode 100644 index 0000000..57be036 --- /dev/null +++ b/ucspi-tcp-0.88/sig_block.c @@ -0,0 +1,38 @@ +#include <signal.h> +#include "sig.h" +#include "hassgprm.h" + +void sig_block(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(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(void) +{ +#ifdef HASSIGPROCMASK + sigset_t ss; + sigemptyset(&ss); + sigprocmask(SIG_SETMASK,&ss,(sigset_t *) 0); +#else + sigsetmask(0); +#endif +} |