(no message)

[unix-history] / usr / src / lib / libc / gen / signalsim.c

/*      signalsim.c     4.3     83/07/02        */

/*
* Almost backwards compatible signal.
*/
#include <signal.h>

int (*
signal(s, a))()
       int s, (*a)();
{
       struct sigvec osv, sv;

       sv.sv_handler = a;
       sv.sv_mask = sv.sv_onstack = 0;
       if (sigvec(s, &sv, &osv) < 0)
               return (BADSIG);
       return (osv.sv_handler);
}