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-rw-r--r--bits/siginfo.h111
1 files changed, 65 insertions, 46 deletions
diff --git a/bits/siginfo.h b/bits/siginfo.h
index 35d9d69892..5a223e373b 100644
--- a/bits/siginfo.h
+++ b/bits/siginfo.h
@@ -17,10 +17,21 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#ifndef _SIGNAL_H
+#if !defined _SIGNAL_H && !defined __need_siginfo_t
# error "Never include this file directly. Use <signal.h> instead"
#endif
+#if (!defined __have_siginfo_t \
+ && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t 1
+
+/* Type for data associated with a signal. */
+typedef union sigval
+ {
+ int sival_int;
+ void *sival_ptr;
+ } sigval_t;
+
typedef struct siginfo
{
int si_signo; /* Signal number. */
@@ -41,15 +52,15 @@ typedef struct siginfo
enum
{
SI_ASYNCIO = -4, /* Sent by AIO completion. */
-#define SI_ASYNCIO SI_ASYNCIO
+# define SI_ASYNCIO SI_ASYNCIO
SI_MESGQ, /* Sent by real time mesq state change. */
-#define SI_MESGQ SI_MESGQ
+# define SI_MESGQ SI_MESGQ
SI_TIMER, /* Sent by timer expiration. */
-#define SI_TIMER SI_TIMER
+# define SI_TIMER SI_TIMER
SI_QUEUE, /* Sent by sigqueue. */
-#define SI_QUEUE SI_QUEUE
+# define SI_QUEUE SI_QUEUE
SI_USER /* Sent by kill, sigsend, raise. */
-#define SI_USER SI_USER
+# define SI_USER SI_USER
};
@@ -57,111 +68,117 @@ enum
enum
{
ILL_ILLOPC = 1, /* Illegal opcode. */
-#define ILL_ILLOPC ILL_ILLOPC
+# define ILL_ILLOPC ILL_ILLOPC
ILL_ILL_OPN, /* Illegal operand. */
-#define ILL_ILLOPN ILL_ILLOPN
+# define ILL_ILLOPN ILL_ILLOPN
ILL_ILLADR, /* Illegal addressing mode. */
-#define ILL_ILLADR ILL_ILLADR
+# define ILL_ILLADR ILL_ILLADR
ILL_ILLTRP, /* Illegal trap. */
-#define ILL_ILLTRP ILL_ILLTRP
+# define ILL_ILLTRP ILL_ILLTRP
ILL_PRVOPC, /* Privileged opcode. */
-#define ILL_PRVOPC ILL_PRVOPC
+# define ILL_PRVOPC ILL_PRVOPC
ILL_PRVREG, /* Privileged register. */
-#define ILL_PRVREG ILL_PRVREG
+# define ILL_PRVREG ILL_PRVREG
ILL_COPROC, /* Coprocessor error. */
-#define ILL_COPROC ILL_COPROC
+# define ILL_COPROC ILL_COPROC
ILL_BADSTK /* Internal stack error. */
-#define ILL_BADSTK ILL_BADSTK
+# define ILL_BADSTK ILL_BADSTK
};
/* `si_code' values for SIGFPE signal. */
enum
{
FPE_INTDIV = 1, /* Integer divide by zero. */
-#define FPE_INTDIV FPE_INTDIV
+# define FPE_INTDIV FPE_INTDIV
FPE_INTOVF, /* Integer overflow. */
-#define FPE_INTOVF FPE_INTOVF
+# define FPE_INTOVF FPE_INTOVF
FPE_FLTDIV, /* Floating point divide by zero. */
-#define FPE_FLTDIV FPE_FLTDIV
+# define FPE_FLTDIV FPE_FLTDIV
FPE_FLTOVF, /* Floating point overflow. */
-#define FPE_FLTOVF FPE_FLTOVF
+# define FPE_FLTOVF FPE_FLTOVF
FPE_FLTUND, /* Floating point underflow. */
-#define FPE_FLTUND FPE_FLTUND
+# define FPE_FLTUND FPE_FLTUND
FPE_FLTRES, /* Floating point inexact result. */
-#define FPE_FLTRES FPE_FLTRES
+# define FPE_FLTRES FPE_FLTRES
FPE_FLTINV, /* Floating point invalid operation. */
-#define FPE_FLTINV FPE_FLTINV
+# define FPE_FLTINV FPE_FLTINV
FPE_FLTSUB /* Subscript out of range. */
-#define FPE_FLTSUB FPE_FLTSUB
+# define FPE_FLTSUB FPE_FLTSUB
};
/* `si_code' values for SIGSEGV signal. */
enum
{
SEGV_MAPERR = 1, /* Address not mapped to object. */
-#define SEGV_MAPERR SEGV_MAPERR
+# define SEGV_MAPERR SEGV_MAPERR
SEGV_ACCERR /* Invalid permissions for mapped object. */
-#define SEGV_ACCERR SEGV_ACCERR
+# define SEGV_ACCERR SEGV_ACCERR
};
/* `si_code' values for SIGBUS signal. */
enum
{
BUS_ADRALN = 1, /* Invalid address alignment. */
-#define BUS_ADRALN BUS_ADRALN
+# define BUS_ADRALN BUS_ADRALN
BUS_ADRERR, /* Non-existant physical address. */
-#define BUS_ADRERR BUS_ADRERR
+# define BUS_ADRERR BUS_ADRERR
BUS_OBJERR /* Object specific hardware error. */
-#define BUS_OBJERR BUS_OBJERR
+# define BUS_OBJERR BUS_OBJERR
};
/* `si_code' values for SIGTRAP signal. */
enum
{
TRAP_BRKPT = 1, /* Process breakpoint. */
-#define TRAP_BRKPT TRAP_BRKPT
+# define TRAP_BRKPT TRAP_BRKPT
TRAP_TRACE /* Process trace trap. */
-#define TRAP_TRACE TRAP_TRACE
+# define TRAP_TRACE TRAP_TRACE
};
/* `si_code' values for SIGCHLD signal. */
enum
{
CLD_EXITED = 1, /* Child has exited. */
-#define CLD_EXITED CLD_EXITED
+# define CLD_EXITED CLD_EXITED
CLD_KILLED, /* Child was killed. */
-#define CLD_KILLED CLD_KILLED
+# define CLD_KILLED CLD_KILLED
CLD_DUMPED, /* Child terminated abnormally. */
-#define CLD_DUMPED CLD_DUMPED
+# define CLD_DUMPED CLD_DUMPED
CLD_TRAPPED, /* Traced child has trapped. */
-#define CLD_TRAPPED CLD_TRAPPED
+# define CLD_TRAPPED CLD_TRAPPED
CLD_STOPPED, /* Child has stopped. */
-#define CLD_STOPPED CLD_STOPPED
+# define CLD_STOPPED CLD_STOPPED
CLD_CONTINUED /* Stopped child has continued. */
-#define CLD_CONTINUED CLD_CONTINUED
+# define CLD_CONTINUED CLD_CONTINUED
};
/* `si_code' values for SIGPOLL signal. */
enum
{
POLL_IN = 1, /* Data input available. */
-#define POLL_IN POLL_IN
+# define POLL_IN POLL_IN
POLL_OUT, /* Output buffers available. */
-#define POLL_OUT POLL_OUT
+# define POLL_OUT POLL_OUT
POLL_MSG, /* Input message available. */
-#define POLL_MSG POLL_MSG
+# define POLL_MSG POLL_MSG
POLL_ERR, /* I/O error. */
-#define POLL_ERR POLL_ERR
+# define POLL_ERR POLL_ERR
POLL_PRI, /* High priority input available. */
-#define POLL_PRI POLL_PRI
+# define POLL_PRI POLL_PRI
POLL_HUP /* Device disconnected. */
-#define POLL_HUP POLL_HUP
+# define POLL_HUP POLL_HUP
};
+# undef __need_siginfo_t
+#endif /* !have siginfo_t && (have _SIGNAL_H || need siginfo_t). */
+
+
+#if defined _SIGNAL_H && !defined __have_sigevent_t
+# define __have_sigevent_t 1
/* Structure to transport application-defined values with signals. */
-#define SIGEV_MAX_SIZE 64
-#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3)
+# define SIGEV_MAX_SIZE 64
+# define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3)
typedef struct sigevent
{
@@ -176,9 +193,11 @@ typedef struct sigevent
enum
{
SIGEV_SIGNAL = 0, /* Notify via signal. */
-#define SIGEV_SIGNAL SIGEV_SIGNAL
+# define SIGEV_SIGNAL SIGEV_SIGNAL
SIGEV_NONE, /* Other notification: meaningless. */
-#define SIGEV_NONE SIGEV_NONE
+# define SIGEV_NONE SIGEV_NONE
SIGEV_THREAD /* Deliver via thread creation. */
-#define SIGEV_THREAD SIGEV_THREAD
+# define SIGEV_THREAD SIGEV_THREAD
};
+
+#endif /* have _SIGNAL_H. */