diff options
Diffstat (limited to 'win32/include/signal.h')
| -rw-r--r-- | win32/include/signal.h | 140 |
1 files changed, 46 insertions, 94 deletions
diff --git a/win32/include/signal.h b/win32/include/signal.h index 4eced96..a518f6b 100644 --- a/win32/include/signal.h +++ b/win32/include/signal.h @@ -1,111 +1,63 @@ -/* - * signal.h - * - * A way to set handlers for exceptional conditions (also known as signals). - * - * This file is part of the Mingw32 package. - * - * Contributors: - * Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp> - * - * THIS SOFTWARE IS NOT COPYRIGHTED - * - * This source code is offered for use in the public domain. You may - * use, modify or distribute it freely. - * - * This code is distributed in the hope that it will be useful but - * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY - * DISCLAIMED. This includes but is not limited to warranties of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * $Revision: 1.2 $ - * $Author: bellard $ - * $Date: 2005/04/17 13:14:29 $ - * +/** + * This file has no copyright assigned and is placed in the Public Domain. + * This file is part of the w64 mingw-runtime package. + * No warranty is given; refer to the file DISCLAIMER within this package. */ +#ifndef _INC_SIGNAL +#define _INC_SIGNAL -#ifndef _SIGNAL_H_ -#define _SIGNAL_H_ - -/* All the headers include this file. */ #include <_mingw.h> -/* - * The actual signal values. Using other values with signal - * produces a SIG_ERR return value. - * - * NOTE: SIGINT is produced when the user presses Ctrl-C. - * SIGILL has not been tested. - * SIGFPE doesn't seem to work? - * SIGSEGV does not catch writing to a NULL pointer (that shuts down - * your app; can you say "segmentation violation core dump"?). - * SIGTERM comes from what kind of termination request exactly? - * SIGBREAK is indeed produced by pressing Ctrl-Break. - * SIGABRT is produced by calling abort. - * TODO: The above results may be related to not installing an appropriate - * structured exception handling frame. Results may be better if I ever - * manage to get the SEH stuff down. - */ -#define SIGINT 2 /* Interactive attention */ -#define SIGILL 4 /* Illegal instruction */ -#define SIGFPE 8 /* Floating point error */ -#define SIGSEGV 11 /* Segmentation violation */ -#define SIGTERM 15 /* Termination request */ -#define SIGBREAK 21 /* Control-break */ -#define SIGABRT 22 /* Abnormal termination (abort) */ - -#define NSIG 23 /* maximum signal number + 1 */ - -#ifndef RC_INVOKED +#ifdef __cplusplus +extern "C" { +#endif #ifndef _SIG_ATOMIC_T_DEFINED -typedef int sig_atomic_t; #define _SIG_ATOMIC_T_DEFINED + typedef int sig_atomic_t; #endif -/* - * The prototypes (below) are the easy part. The hard part is figuring - * out what signals are available and what numbers they are assigned - * along with appropriate values of SIG_DFL and SIG_IGN. - */ +#define NSIG 23 -/* - * A pointer to a signal handler function. A signal handler takes a - * single int, which is the signal it handles. - */ -typedef void (*__p_sig_fn_t)(int); - -/* - * These are special values of signal handler pointers which are - * used to send a signal to the default handler (SIG_DFL), ignore - * the signal (SIG_IGN), or indicate an error return (SIG_ERR). - */ -#define SIG_DFL ((__p_sig_fn_t) 0) -#define SIG_IGN ((__p_sig_fn_t) 1) -#define SIG_ERR ((__p_sig_fn_t) -1) - -#ifdef __cplusplus -extern "C" { +#define SIGHUP 1 /* hangup */ +#define SIGINT 2 +#define SIGQUIT 3 /* quit */ +#define SIGILL 4 +#define SIGTRAP 5 /* trace trap (not reset when caught) */ +#define SIGIOT 6 /* IOT instruction */ +#define SIGABRT 6 /* used by abort, replace SIGIOT in the future */ +#define SIGEMT 7 /* EMT instruction */ +#define SIGFPE 8 +#define SIGKILL 9 /* kill (cannot be caught or ignored) */ +#define SIGBUS 10 /* bus error */ +#define SIGSEGV 11 +#define SIGSYS 12 /* bad argument to system call */ +#define SIGPIPE 13 /* write on a pipe with no one to read it */ +#ifdef __USE_MINGW_ALARM +#define SIGALRM 14 /* alarm clock */ #endif +#define SIGTERM 15 +#define SIGBREAK 21 +#define SIGABRT2 22 -/* - * Call signal to set the signal handler for signal sig to the - * function pointed to by handler. Returns a pointer to the - * previous handler, or SIG_ERR if an error occurs. Initially - * unhandled signals defined above will return SIG_DFL. - */ -__p_sig_fn_t signal(int, __p_sig_fn_t); +#define SIGABRT_COMPAT 6 -/* - * Raise the signal indicated by sig. Returns non-zero on success. - */ -int raise (int); + typedef void (*__p_sig_fn_t)(int); -#ifdef __cplusplus -} -#endif +#define SIG_DFL (__p_sig_fn_t)0 +#define SIG_IGN (__p_sig_fn_t)1 +#define SIG_GET (__p_sig_fn_t)2 +#define SIG_SGE (__p_sig_fn_t)3 +#define SIG_ACK (__p_sig_fn_t)4 +#define SIG_ERR (__p_sig_fn_t)-1 -#endif /* Not RC_INVOKED */ + extern void **__cdecl __pxcptinfoptrs(void); +#define _pxcptinfoptrs (*__pxcptinfoptrs()) -#endif /* Not _SIGNAL_H_ */ + __p_sig_fn_t __cdecl signal(int _SigNum,__p_sig_fn_t _Func); + int __cdecl raise(int _SigNum); +#ifdef __cplusplus +} +#endif +#endif |