21 lines
356 B
C++
21 lines
356 B
C++
#include <signal.h>
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#include <sys/syscall.h>
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#include <unistd.h>
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int raise(int sig)
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{
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// FIXME: won't work after multithreaded
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return kill(getpid(), sig);
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}
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int kill(pid_t pid, int sig)
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{
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return syscall(SYS_KILL, pid, sig);
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}
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void (*signal(int sig, void (*func)(int)))(int)
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{
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long ret = syscall(SYS_SIGNAL, sig, func);
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return (void (*)(int))ret;
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}
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