Add build system scaffolding and libc headers

1 files changed, 132 insertions, 0 deletions

diff --git a/include/signal.h b/include/signal.h
new file mode 100644
index 00000000..a4f41c96
--- /dev/null
+++ b/include/signal.h
@@ -0,0 +1,132 @@
+#ifndef __SIGNAL_H
+#define __SIGNAL_H
+
+#define __BITS_SIGEVENT_H_
+#include <bits/sigevent.h>
+#undef __BITS_SIGEVENT_H_
+
+#define SIG_DFL	 ((void (*)(int))0)
+#define SIG_ERR	 ((void (*)(int)) - 1)
+#define SIG_IGN	 ((void (*)(int))1)
+#define SIG_HOLD ((void (*)(int))2)
+
+#define SIG_BLOCK   0
+#define SIG_UNBLOCK 1
+#define SIG_SETMASK 2
+
+#define SI_ASYNCNL (-60)
+#define SI_TKILL   (-6)
+#define SI_SIGIO   (-5)
+#define SI_ASYNCIO (-4)
+#define SI_MESGQ   (-3)
+#define SI_TIMER   (-2)
+#define SI_QUEUE   (-1)
+#define SI_USER	   0
+#define SI_KERNEL  128
+
+#define SIGHUP	  1
+#define SIGINT	  2
+#define SIGQUIT	  3
+#define SIGILL	  4
+#define SIGTRAP	  5
+#define SIGABRT	  6
+#define SIGIOT	  SIGABRT
+#define SIGBUS	  7
+#define SIGFPE	  8
+#define SIGKILL	  9
+#define SIGUSR1	  10
+#define SIGSEGV	  11
+#define SIGUSR2	  12
+#define SIGPIPE	  13
+#define SIGALRM	  14
+#define SIGTERM	  15
+#define SIGSTKFLT 16
+#define SIGCHLD	  17
+#define SIGCONT	  18
+#define SIGSTOP	  19
+#define SIGTSTP	  20
+#define SIGTTIN	  21
+#define SIGTTOU	  22
+#define SIGURG	  23
+#define SIGXCPU	  24
+#define SIGXFSZ	  25
+#define SIGVTALRM 26
+#define SIGPROF	  27
+#define SIGWINCH  28
+#define SIGIO	  29
+#define SIGPOLL	  29
+#define SIGPWR	  30
+#define SIGSYS	  31
+#define SIGUNUSED SIGSYS
+
+#define SA_NOCLDSTOP 0x00000001
+#define SA_NOCLDWAIT 0x00000002
+#define SA_SIGINFO   0x00000004
+#define SA_ONSTACK   0x08000000
+#define SA_RESTART   0x10000000
+#define SA_NODEFER   0x40000000
+#define SA_RESETHAND 0x80000000
+
+#define SS_ONSTACK 1
+#define SS_DISABLE 2
+
+typedef __INT64_TYPE__ pid_t;
+typedef __UINT32_TYPE__ uid_t;
+typedef __UINT64_TYPE__ sigset_t;
+typedef __SIZE_TYPE__ size_t;
+typedef struct __thread_self pthread_t;
+
+struct timespec;
+
+typedef struct {
+	int si_signo;
+	int si_code;
+	int si_errno;
+	pid_t si_pid;
+	uid_t si_uid;
+	void *si_addr;
+	int si_status;
+	union sigval si_value;
+} siginfo_t;
+
+typedef struct {
+	void *ss_sp;
+	int ss_flags;
+	size_t ss_size;
+} stack_t;
+
+struct sigaction {
+	void (*sa_handler)(int);
+	sigset_t sa_mask;
+	int sa_flags;
+	void (*sa_sigaction)(int, siginfo_t *, void *);
+};
+
+int kill(pid_t, int);
+int killpg(pid_t, int);
+void psiginfo(const siginfo_t *, const char *);
+void psignal(int, const char *);
+int pthread_kill(pthread_t, int);
+int pthread_sigmask(int, const sigset_t *restrict, sigset_t *restrict);
+int raise(int);
+int sig2str(int, char *);
+int sigaction(int, const struct sigaction *restrict,
+	      struct sigaction *restrict);
+int sigaddset(sigset_t *, int);
+int sigaltstack(const stack_t *restrict, stack_t *restrict);
+int sigdelset(sigset_t *, int);
+int sigemptyset(sigset_t *);
+int sigfillset(sigset_t *);
+int sigismember(const sigset_t *, int);
+void (*signal(int, void (*)(int)))(int);
+int sigpending(sigset_t *);
+int sigprocmask(int, const sigset_t *restrict, sigset_t *restrict);
+int sigqueue(pid_t, int, union sigval);
+int sigsuspend(const sigset_t *);
+int sigtimedwait(const sigset_t *restrict, siginfo_t *restrict,
+		 const struct timespec *restrict);
+int sigwait(const sigset_t *restrict, int *restrict);
+int sigwaitinfo(const sigset_t *restrict, siginfo_t *restrict);
+int str2sig(const char *restrict, int *restrict);
+
+#endif