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26 <h1>sys/signal.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* sys/signal.h */</span>
27 <a name="l00002"></a>00002
28 <a name="l00003"></a>00003 <span class="preprocessor">#ifndef _SYS_SIGNAL_H</span>
29 <a name="l00004"></a>00004 <span class="preprocessor"></span><span class="preprocessor">#define _SYS_SIGNAL_H</span>
30 <a name="l00005"></a>00005 <span class="preprocessor"></span><span class="preprocessor">#ifdef __cplusplus</span>
31 <a name="l00006"></a>00006 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
32 <a name="l00007"></a>00007 <span class="preprocessor">#endif</span>
33 <a name="l00008"></a>00008 <span class="preprocessor"></span>
34 <a name="l00009"></a>00009 <span class="preprocessor">#include "_ansi.h"</span>
35 <a name="l00010"></a>00010 <span class="preprocessor">#include &lt;sys/features.h&gt;</span>
36 <a name="l00011"></a>00011
37 <a name="l00012"></a>00012 <span class="comment">/* #ifndef __STRICT_ANSI__*/</span>
38 <a name="l00013"></a>00013
39 <a name="l00014"></a>00014 <span class="preprocessor">#if defined(_POSIX_THREADS)</span>
40 <a name="l00015"></a>00015 <span class="preprocessor"></span><span class="preprocessor">#include &lt;sys/types.h&gt;</span> <span class="comment">/* for pthread data types */</span>
41 <a name="l00016"></a>00016 <span class="preprocessor">#endif</span>
42 <a name="l00017"></a>00017 <span class="preprocessor"></span>
43 <a name="l00018"></a>00018 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> sigset_t;
44 <a name="l00019"></a>00019
45 <a name="l00020"></a>00020 <span class="preprocessor">#if defined(__rtems__)</span>
46 <a name="l00021"></a>00021 <span class="preprocessor"></span>
47 <a name="l00022"></a>00022 <span class="preprocessor">#if defined(_POSIX_REALTIME_SIGNALS)</span>
48 <a name="l00023"></a>00023 <span class="preprocessor"></span>
49 <a name="l00024"></a>00024 <span class="comment">/* sigev_notify values</span>
50 <a name="l00025"></a>00025 <span class="comment"> NOTE: P1003.1c/D10, p. 34 adds SIGEV_THREAD. */</span>
51 <a name="l00026"></a>00026
52 <a name="l00027"></a>00027 <span class="preprocessor">#define SIGEV_NONE 1 </span><span class="comment">/* No asynchronous notification shall be delivered */</span>
53 <a name="l00028"></a>00028 <span class="comment">/* when the event of interest occurs. */</span>
54 <a name="l00029"></a>00029 <span class="preprocessor">#define SIGEV_SIGNAL 2 </span><span class="comment">/* A queued signal, with an application defined */</span>
55 <a name="l00030"></a>00030 <span class="comment">/* value, shall be delivered when the event of */</span>
56 <a name="l00031"></a>00031 <span class="comment">/* interest occurs. */</span>
57 <a name="l00032"></a>00032 <span class="preprocessor">#define SIGEV_THREAD 3 </span><span class="comment">/* A notification function shall be called to */</span>
58 <a name="l00033"></a>00033 <span class="comment">/* perform notification. */</span>
59 <a name="l00034"></a>00034
60 <a name="l00035"></a>00035 <span class="comment">/* Signal Generation and Delivery, P1003.1b-1993, p. 63</span>
61 <a name="l00036"></a>00036 <span class="comment"> NOTE: P1003.1c/D10, p. 34 adds sigev_notify_function and</span>
62 <a name="l00037"></a>00037 <span class="comment"> sigev_notify_attributes to the sigevent structure. */</span>
63 <a name="l00038"></a>00038
64 <a name="l00039"></a>00039 <span class="keyword">union </span>sigval {
65 <a name="l00040"></a>00040 <span class="keywordtype">int</span> sival_int; <span class="comment">/* Integer signal value */</span>
66 <a name="l00041"></a>00041 <span class="keywordtype">void</span> *sival_ptr; <span class="comment">/* Pointer signal value */</span>
67 <a name="l00042"></a>00042 };
68 <a name="l00043"></a>00043
69 <a name="l00044"></a>00044 <span class="keyword">struct </span>sigevent {
70 <a name="l00045"></a>00045 <span class="keywordtype">int</span> sigev_notify; <span class="comment">/* Notification type */</span>
71 <a name="l00046"></a>00046 <span class="keywordtype">int</span> sigev_signo; <span class="comment">/* Signal number */</span>
72 <a name="l00047"></a>00047 <span class="keyword">union </span>sigval sigev_value; <span class="comment">/* Signal value */</span>
73 <a name="l00048"></a>00048
74 <a name="l00049"></a>00049 <span class="preprocessor">#if defined(_POSIX_THREADS)</span>
75 <a name="l00050"></a>00050 <span class="preprocessor"></span> void (*sigev_notify_function)( <span class="keyword">union </span>sigval );
76 <a name="l00051"></a>00051 <span class="comment">/* Notification function */</span>
77 <a name="l00052"></a>00052 <a class="code" href="structpthread__attr__t.html" title="pthread_attr_t describes thread attributes.">pthread_attr_t</a> *sigev_notify_attributes; <span class="comment">/* Notification Attributes */</span>
78 <a name="l00053"></a>00053 <span class="preprocessor">#endif</span>
79 <a name="l00054"></a>00054 <span class="preprocessor"></span>};
80 <a name="l00055"></a>00055
81 <a name="l00056"></a>00056 <span class="comment">/* Signal Actions, P1003.1b-1993, p. 64 */</span>
82 <a name="l00057"></a>00057 <span class="comment">/* si_code values, p. 66 */</span>
83 <a name="l00058"></a>00058
84 <a name="l00059"></a>00059 <span class="preprocessor">#define SI_USER 1 </span><span class="comment">/* Sent by a user. kill(), abort(), etc */</span>
85 <a name="l00060"></a>00060 <span class="preprocessor">#define SI_QUEUE 2 </span><span class="comment">/* Sent by sigqueue() */</span>
86 <a name="l00061"></a>00061 <span class="preprocessor">#define SI_TIMER 3 </span><span class="comment">/* Sent by expiration of a timer_settime() timer */</span>
87 <a name="l00062"></a>00062 <span class="preprocessor">#define SI_ASYNCIO 4 </span><span class="comment">/* Indicates completion of asycnhronous IO */</span>
88 <a name="l00063"></a>00063 <span class="preprocessor">#define SI_MESGQ 5 </span><span class="comment">/* Indicates arrival of a message at an empty queue */</span>
89 <a name="l00064"></a>00064
90 <a name="l00065"></a>00065 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
91 <a name="l00066"></a>00066 <span class="keywordtype">int</span> si_signo; <span class="comment">/* Signal number */</span>
92 <a name="l00067"></a>00067 <span class="keywordtype">int</span> si_code; <span class="comment">/* Cause of the signal */</span>
93 <a name="l00068"></a>00068 <span class="keyword">union </span>sigval si_value; <span class="comment">/* Signal value */</span>
94 <a name="l00069"></a>00069 } siginfo_t;
95 <a name="l00070"></a>00070 <span class="preprocessor">#endif</span>
96 <a name="l00071"></a>00071 <span class="preprocessor"></span>
97 <a name="l00072"></a>00072 <span class="comment">/* 3.3.8 Synchronously Accept a Signal, P1003.1b-1993, p. 76 */</span>
98 <a name="l00073"></a>00073
99 <a name="l00074"></a>00074 <span class="preprocessor">#define SA_NOCLDSTOP 1 </span><span class="comment">/* Do not generate SIGCHLD when children stop */</span>
100 <a name="l00075"></a>00075 <span class="preprocessor">#define SA_SIGINFO 2 </span><span class="comment">/* Invoke the signal catching function with */</span>
101 <a name="l00076"></a>00076 <span class="comment">/* three arguments instead of one. */</span>
102 <a name="l00077"></a>00077
103 <a name="l00078"></a>00078 <span class="comment">/* struct sigaction notes from POSIX:</span>
104 <a name="l00079"></a>00079 <span class="comment"> *</span>
105 <a name="l00080"></a>00080 <span class="comment"> * (1) Routines stored in sa_handler should take a single int as</span>
106 <a name="l00081"></a>00081 <span class="comment"> * their argument although the POSIX standard does not require this.</span>
107 <a name="l00082"></a>00082 <span class="comment"> * (2) The fields sa_handler and sa_sigaction may overlap, and a conforming</span>
108 <a name="l00083"></a>00083 <span class="comment"> * application should not use both simultaneously.</span>
109 <a name="l00084"></a>00084 <span class="comment"> */</span>
110 <a name="l00085"></a>00085
111 <a name="l00086"></a>00086 <span class="keyword">typedef</span> void (*_sig_func_ptr)();
112 <a name="l00087"></a>00087
113 <a name="l00088"></a>00088 <span class="keyword">struct </span>sigaction {
114 <a name="l00089"></a>00089 <span class="keywordtype">int</span> sa_flags; <span class="comment">/* Special flags to affect behavior of signal */</span>
115 <a name="l00090"></a>00090 sigset_t sa_mask; <span class="comment">/* Additional set of signals to be blocked */</span>
116 <a name="l00091"></a>00091 <span class="comment">/* during execution of signal-catching */</span>
117 <a name="l00092"></a>00092 <span class="comment">/* function. */</span>
118 <a name="l00093"></a>00093 <span class="keyword">union </span>{
119 <a name="l00094"></a>00094 _sig_func_ptr _handler; <span class="comment">/* SIG_DFL, SIG_IGN, or pointer to a function */</span>
120 <a name="l00095"></a>00095 <span class="preprocessor">#if defined(_POSIX_REALTIME_SIGNALS)</span>
121 <a name="l00096"></a>00096 <span class="preprocessor"></span> void (*_sigaction)( int, siginfo_t *, <span class="keywordtype">void</span> * );
122 <a name="l00097"></a>00097 <span class="preprocessor">#endif</span>
123 <a name="l00098"></a>00098 <span class="preprocessor"></span> } _signal_handlers;
124 <a name="l00099"></a>00099 };
125 <a name="l00100"></a>00100
126 <a name="l00101"></a>00101 <span class="preprocessor">#define sa_handler _signal_handlers._handler</span>
127 <a name="l00102"></a>00102 <span class="preprocessor"></span><span class="preprocessor">#if defined(_POSIX_REALTIME_SIGNALS)</span>
128 <a name="l00103"></a>00103 <span class="preprocessor"></span><span class="preprocessor">#define sa_sigaction _signal_handlers._sigaction</span>
129 <a name="l00104"></a>00104 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
130 <a name="l00105"></a>00105 <span class="preprocessor"></span>
131 <a name="l00106"></a>00106 <span class="preprocessor">#elif defined(__CYGWIN__)</span>
132 <a name="l00107"></a>00107 <span class="preprocessor"></span><span class="preprocessor">#include &lt;cygwin/signal.h&gt;</span>
133 <a name="l00108"></a>00108 <span class="preprocessor">#else</span>
134 <a name="l00109"></a>00109 <span class="preprocessor"></span><span class="preprocessor">#define SA_NOCLDSTOP 1 </span><span class="comment">/* only value supported now for sa_flags */</span>
135 <a name="l00110"></a>00110
136 <a name="l00111"></a>00111 <span class="keyword">typedef</span> void (*_sig_func_ptr)(int);
137 <a name="l00112"></a>00112
138 <a name="l00113"></a>00113 <span class="keyword">struct </span>sigaction
139 <a name="l00114"></a>00114 {
140 <a name="l00115"></a>00115 _sig_func_ptr sa_handler;
141 <a name="l00116"></a>00116 sigset_t sa_mask;
142 <a name="l00117"></a>00117 <span class="keywordtype">int</span> sa_flags;
143 <a name="l00118"></a>00118 };
144 <a name="l00119"></a>00119 <span class="preprocessor">#endif </span><span class="comment">/* defined(__rtems__) */</span>
145 <a name="l00120"></a>00120
146 <a name="l00121"></a>00121 <span class="preprocessor">#define SIG_SETMASK 0 </span><span class="comment">/* set mask with sigprocmask() */</span>
147 <a name="l00122"></a>00122 <span class="preprocessor">#define SIG_BLOCK 1 </span><span class="comment">/* set of signals to block */</span>
148 <a name="l00123"></a>00123 <span class="preprocessor">#define SIG_UNBLOCK 2 </span><span class="comment">/* set of signals to, well, unblock */</span>
149 <a name="l00124"></a>00124
150 <a name="l00125"></a>00125 <span class="comment">/* These depend upon the type of sigset_t, which right now </span>
151 <a name="l00126"></a>00126 <span class="comment"> is always a long.. They're in the POSIX namespace, but</span>
152 <a name="l00127"></a>00127 <span class="comment"> are not ANSI. */</span>
153 <a name="l00128"></a>00128 <span class="preprocessor">#define sigaddset(what,sig) (*(what) |= (1&lt;&lt;(sig)), 0)</span>
154 <a name="l00129"></a>00129 <span class="preprocessor"></span><span class="preprocessor">#define sigdelset(what,sig) (*(what) &amp;= ~(1&lt;&lt;(sig)), 0)</span>
155 <a name="l00130"></a>00130 <span class="preprocessor"></span><span class="preprocessor">#define sigemptyset(what) (*(what) = 0, 0)</span>
156 <a name="l00131"></a>00131 <span class="preprocessor"></span><span class="preprocessor">#define sigfillset(what) (*(what) = ~(0), 0)</span>
157 <a name="l00132"></a>00132 <span class="preprocessor"></span><span class="preprocessor">#define sigismember(what,sig) (((*(what)) &amp; (1&lt;&lt;(sig))) != 0)</span>
158 <a name="l00133"></a>00133 <span class="preprocessor"></span>
159 <a name="l00134"></a>00134 <span class="keywordtype">int</span> _EXFUN(sigprocmask, (<span class="keywordtype">int</span> how, <span class="keyword">const</span> sigset_t *<span class="keyword">set</span>, sigset_t *oset));
160 <a name="l00135"></a>00135
161 <a name="l00136"></a>00136 <span class="preprocessor">#if defined(_POSIX_THREADS)</span>
162 <a name="l00137"></a>00137 <span class="preprocessor"></span><span class="keywordtype">int</span> _EXFUN(pthread_sigmask, (<span class="keywordtype">int</span> how, <span class="keyword">const</span> sigset_t *<span class="keyword">set</span>, sigset_t *oset));
163 <a name="l00138"></a>00138 <span class="preprocessor">#endif</span>
164 <a name="l00139"></a>00139 <span class="preprocessor"></span>
165 <a name="l00140"></a>00140 <span class="comment">/* protos for functions found in winsup sources for CYGWIN */</span>
166 <a name="l00141"></a>00141 <span class="preprocessor">#if defined(__CYGWIN__) || defined(__rtems__)</span>
167 <a name="l00142"></a>00142 <span class="preprocessor"></span><span class="preprocessor">#undef sigaddset</span>
168 <a name="l00143"></a>00143 <span class="preprocessor"></span><span class="preprocessor">#undef sigdelset</span>
169 <a name="l00144"></a>00144 <span class="preprocessor"></span><span class="preprocessor">#undef sigemptyset</span>
170 <a name="l00145"></a>00145 <span class="preprocessor"></span><span class="preprocessor">#undef sigfillset</span>
171 <a name="l00146"></a>00146 <span class="preprocessor"></span><span class="preprocessor">#undef sigismember</span>
172 <a name="l00147"></a>00147 <span class="preprocessor"></span><span class="comment">/* The first argument to kill should be pid_t. Right now</span>
173 <a name="l00148"></a>00148 <span class="comment"> &lt;sys/types.h&gt; always defines pid_t to be int. If that ever</span>
174 <a name="l00149"></a>00149 <span class="comment"> changes, then we will need to do something else, perhaps along the</span>
175 <a name="l00150"></a>00150 <span class="comment"> lines of &lt;machine/types.h&gt;. */</span>
176 <a name="l00151"></a>00151 <span class="keywordtype">int</span> _EXFUN(kill, (<span class="keywordtype">int</span>, <span class="keywordtype">int</span>));
177 <a name="l00152"></a>00152 <span class="keywordtype">int</span> _EXFUN(killpg, (pid_t, <span class="keywordtype">int</span>));
178 <a name="l00153"></a>00153 <span class="keywordtype">int</span> _EXFUN(sigaction, (<span class="keywordtype">int</span>, <span class="keyword">const</span> <span class="keyword">struct</span> sigaction *, <span class="keyword">struct</span> sigaction *));
179 <a name="l00154"></a>00154 <span class="keywordtype">int</span> _EXFUN(sigaddset, (sigset_t *, <span class="keyword">const</span> <span class="keywordtype">int</span>));
180 <a name="l00155"></a>00155 <span class="keywordtype">int</span> _EXFUN(sigdelset, (sigset_t *, <span class="keyword">const</span> <span class="keywordtype">int</span>));
181 <a name="l00156"></a>00156 <span class="keywordtype">int</span> _EXFUN(sigismember, (<span class="keyword">const</span> sigset_t *, <span class="keywordtype">int</span>));
182 <a name="l00157"></a>00157 <span class="keywordtype">int</span> _EXFUN(sigfillset, (sigset_t *));
183 <a name="l00158"></a>00158 <span class="keywordtype">int</span> _EXFUN(sigemptyset, (sigset_t *));
184 <a name="l00159"></a>00159 <span class="keywordtype">int</span> _EXFUN(sigpending, (sigset_t *));
185 <a name="l00160"></a>00160 <span class="keywordtype">int</span> _EXFUN(sigsuspend, (<span class="keyword">const</span> sigset_t *));
186 <a name="l00161"></a>00161 <span class="keywordtype">int</span> _EXFUN(sigpause, (<span class="keywordtype">int</span>));
187 <a name="l00162"></a>00162
188 <a name="l00163"></a>00163 <span class="preprocessor">#if defined(_POSIX_THREADS)</span>
189 <a name="l00164"></a>00164 <span class="preprocessor"></span><span class="preprocessor">#ifdef __CYGWIN__</span>
190 <a name="l00165"></a>00165 <span class="preprocessor"></span><span class="preprocessor"># ifndef _CYGWIN_TYPES_H</span>
191 <a name="l00166"></a>00166 <span class="preprocessor"></span><span class="preprocessor"># error You need the winsup sources or a cygwin installation to compile the cygwin version of newlib.</span>
192 <a name="l00167"></a>00167 <span class="preprocessor"></span><span class="preprocessor"># endif</span>
193 <a name="l00168"></a>00168 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
194 <a name="l00169"></a>00169 <span class="preprocessor"></span><span class="keywordtype">int</span> _EXFUN(pthread_kill, (<a class="code" href="group___pthread.html#g405938c67e9c568fde9993c7e14d58ec" title="Thread identifier type.">pthread_t</a> thread, <span class="keywordtype">int</span> sig));
195 <a name="l00170"></a>00170 <span class="preprocessor">#endif</span>
196 <a name="l00171"></a>00171 <span class="preprocessor"></span>
197 <a name="l00172"></a>00172 <span class="preprocessor">#if defined(_POSIX_REALTIME_SIGNALS)</span>
198 <a name="l00173"></a>00173 <span class="preprocessor"></span>
199 <a name="l00174"></a>00174 <span class="comment">/* 3.3.8 Synchronously Accept a Signal, P1003.1b-1993, p. 76</span>
200 <a name="l00175"></a>00175 <span class="comment"> NOTE: P1003.1c/D10, p. 39 adds sigwait(). */</span>
201 <a name="l00176"></a>00176
202 <a name="l00177"></a>00177 <span class="keywordtype">int</span> _EXFUN(sigwaitinfo, (<span class="keyword">const</span> sigset_t *<span class="keyword">set</span>, siginfo_t *info));
203 <a name="l00178"></a>00178 <span class="keywordtype">int</span> _EXFUN(sigtimedwait,
204 <a name="l00179"></a>00179 (<span class="keyword">const</span> sigset_t *<span class="keyword">set</span>, siginfo_t *info, <span class="keyword">const</span> <span class="keyword">struct</span> timespec *timeout)
205 <a name="l00180"></a>00180 );
206 <a name="l00181"></a>00181 <span class="keywordtype">int</span> _EXFUN(sigwait, (<span class="keyword">const</span> sigset_t *<span class="keyword">set</span>, <span class="keywordtype">int</span> *sig));
207 <a name="l00182"></a>00182
208 <a name="l00183"></a>00183 <span class="comment">/* 3.3.9 Queue a Signal to a Process, P1003.1b-1993, p. 78 */</span>
209 <a name="l00184"></a>00184 <span class="keywordtype">int</span> _EXFUN(sigqueue, (pid_t pid, <span class="keywordtype">int</span> signo, <span class="keyword">const</span> <span class="keyword">union</span> sigval value));
210 <a name="l00185"></a>00185
211 <a name="l00186"></a>00186 <span class="preprocessor">#endif </span><span class="comment">/* defined(_POSIX_REALTIME_SIGNALS) */</span>
212 <a name="l00187"></a>00187
213 <a name="l00188"></a>00188 <span class="preprocessor">#endif </span><span class="comment">/* defined(__CYGWIN__) || defined(__rtems__) */</span>
214 <a name="l00189"></a>00189
215 <a name="l00190"></a>00190 <span class="comment">/* #endif __STRICT_ANSI__ */</span>
216 <a name="l00191"></a>00191
217 <a name="l00192"></a>00192 <span class="preprocessor">#if defined(___AM29K__)</span>
218 <a name="l00193"></a>00193 <span class="preprocessor"></span><span class="comment">/* These all need to be defined for ANSI C, but I don't think they are</span>
219 <a name="l00194"></a>00194 <span class="comment"> meaningful. */</span>
220 <a name="l00195"></a>00195 <span class="preprocessor">#define SIGABRT 1</span>
221 <a name="l00196"></a>00196 <span class="preprocessor"></span><span class="preprocessor">#define SIGFPE 1</span>
222 <a name="l00197"></a>00197 <span class="preprocessor"></span><span class="preprocessor">#define SIGILL 1</span>
223 <a name="l00198"></a>00198 <span class="preprocessor"></span><span class="preprocessor">#define SIGINT 1</span>
224 <a name="l00199"></a>00199 <span class="preprocessor"></span><span class="preprocessor">#define SIGSEGV 1</span>
225 <a name="l00200"></a>00200 <span class="preprocessor"></span><span class="preprocessor">#define SIGTERM 1</span>
226 <a name="l00201"></a>00201 <span class="preprocessor"></span><span class="comment">/* These need to be defined for POSIX, and some others do too. */</span>
227 <a name="l00202"></a>00202 <span class="preprocessor">#define SIGHUP 1</span>
228 <a name="l00203"></a>00203 <span class="preprocessor"></span><span class="preprocessor">#define SIGQUIT 1</span>
229 <a name="l00204"></a>00204 <span class="preprocessor"></span><span class="preprocessor">#define NSIG 2</span>
230 <a name="l00205"></a>00205 <span class="preprocessor"></span><span class="preprocessor">#elif defined(__GO32__)</span>
231 <a name="l00206"></a>00206 <span class="preprocessor"></span><span class="preprocessor">#define SIGINT 1</span>
232 <a name="l00207"></a>00207 <span class="preprocessor"></span><span class="preprocessor">#define SIGKILL 2</span>
233 <a name="l00208"></a>00208 <span class="preprocessor"></span><span class="preprocessor">#define SIGPIPE 3</span>
234 <a name="l00209"></a>00209 <span class="preprocessor"></span><span class="preprocessor">#define SIGFPE 4</span>
235 <a name="l00210"></a>00210 <span class="preprocessor"></span><span class="preprocessor">#define SIGHUP 5</span>
236 <a name="l00211"></a>00211 <span class="preprocessor"></span><span class="preprocessor">#define SIGTERM 6</span>
237 <a name="l00212"></a>00212 <span class="preprocessor"></span><span class="preprocessor">#define SIGSEGV 7</span>
238 <a name="l00213"></a>00213 <span class="preprocessor"></span><span class="preprocessor">#define SIGTSTP 8</span>
239 <a name="l00214"></a>00214 <span class="preprocessor"></span><span class="preprocessor">#define SIGQUIT 9</span>
240 <a name="l00215"></a>00215 <span class="preprocessor"></span><span class="preprocessor">#define SIGTRAP 10</span>
241 <a name="l00216"></a>00216 <span class="preprocessor"></span><span class="preprocessor">#define SIGILL 11</span>
242 <a name="l00217"></a>00217 <span class="preprocessor"></span><span class="preprocessor">#define SIGEMT 12</span>
243 <a name="l00218"></a>00218 <span class="preprocessor"></span><span class="preprocessor">#define SIGALRM 13</span>
244 <a name="l00219"></a>00219 <span class="preprocessor"></span><span class="preprocessor">#define SIGBUS 14</span>
245 <a name="l00220"></a>00220 <span class="preprocessor"></span><span class="preprocessor">#define SIGLOST 15</span>
246 <a name="l00221"></a>00221 <span class="preprocessor"></span><span class="preprocessor">#define SIGSTOP 16</span>
247 <a name="l00222"></a>00222 <span class="preprocessor"></span><span class="preprocessor">#define SIGABRT 17</span>
248 <a name="l00223"></a>00223 <span class="preprocessor"></span><span class="preprocessor">#define SIGUSR1 18</span>
249 <a name="l00224"></a>00224 <span class="preprocessor"></span><span class="preprocessor">#define SIGUSR2 19</span>
250 <a name="l00225"></a>00225 <span class="preprocessor"></span><span class="preprocessor">#define NSIG 20</span>
251 <a name="l00226"></a>00226 <span class="preprocessor"></span><span class="preprocessor">#elif !defined(SIGTRAP)</span>
252 <a name="l00227"></a>00227 <span class="preprocessor"></span><span class="preprocessor">#define SIGHUP 1 </span><span class="comment">/* hangup */</span>
253 <a name="l00228"></a>00228 <span class="preprocessor">#define SIGINT 2 </span><span class="comment">/* interrupt */</span>
254 <a name="l00229"></a>00229 <span class="preprocessor">#define SIGQUIT 3 </span><span class="comment">/* quit */</span>
255 <a name="l00230"></a>00230 <span class="preprocessor">#define SIGILL 4 </span><span class="comment">/* illegal instruction (not reset when caught) */</span>
256 <a name="l00231"></a>00231 <span class="preprocessor">#define SIGTRAP 5 </span><span class="comment">/* trace trap (not reset when caught) */</span>
257 <a name="l00232"></a>00232 <span class="preprocessor">#define SIGIOT 6 </span><span class="comment">/* IOT instruction */</span>
258 <a name="l00233"></a>00233 <span class="preprocessor">#define SIGABRT 6 </span><span class="comment">/* used by abort, replace SIGIOT in the future */</span>
259 <a name="l00234"></a>00234 <span class="preprocessor">#define SIGEMT 7 </span><span class="comment">/* EMT instruction */</span>
260 <a name="l00235"></a>00235 <span class="preprocessor">#define SIGFPE 8 </span><span class="comment">/* floating point exception */</span>
261 <a name="l00236"></a>00236 <span class="preprocessor">#define SIGKILL 9 </span><span class="comment">/* kill (cannot be caught or ignored) */</span>
262 <a name="l00237"></a>00237 <span class="preprocessor">#define SIGBUS 10 </span><span class="comment">/* bus error */</span>
263 <a name="l00238"></a>00238 <span class="preprocessor">#define SIGSEGV 11 </span><span class="comment">/* segmentation violation */</span>
264 <a name="l00239"></a>00239 <span class="preprocessor">#define SIGSYS 12 </span><span class="comment">/* bad argument to system call */</span>
265 <a name="l00240"></a>00240 <span class="preprocessor">#define SIGPIPE 13 </span><span class="comment">/* write on a pipe with no one to read it */</span>
266 <a name="l00241"></a>00241 <span class="preprocessor">#define SIGALRM 14 </span><span class="comment">/* alarm clock */</span>
267 <a name="l00242"></a>00242 <span class="preprocessor">#define SIGTERM 15 </span><span class="comment">/* software termination signal from kill */</span>
268 <a name="l00243"></a>00243
269 <a name="l00244"></a>00244 <span class="preprocessor">#if defined(__rtems__)</span>
270 <a name="l00245"></a>00245 <span class="preprocessor"></span><span class="preprocessor">#define SIGURG 16 </span><span class="comment">/* urgent condition on IO channel */</span>
271 <a name="l00246"></a>00246 <span class="preprocessor">#define SIGSTOP 17 </span><span class="comment">/* sendable stop signal not from tty */</span>
272 <a name="l00247"></a>00247 <span class="preprocessor">#define SIGTSTP 18 </span><span class="comment">/* stop signal from tty */</span>
273 <a name="l00248"></a>00248 <span class="preprocessor">#define SIGCONT 19 </span><span class="comment">/* continue a stopped process */</span>
274 <a name="l00249"></a>00249 <span class="preprocessor">#define SIGCHLD 20 </span><span class="comment">/* to parent on child stop or exit */</span>
275 <a name="l00250"></a>00250 <span class="preprocessor">#define SIGCLD 20 </span><span class="comment">/* System V name for SIGCHLD */</span>
276 <a name="l00251"></a>00251 <span class="preprocessor">#define SIGTTIN 21 </span><span class="comment">/* to readers pgrp upon background tty read */</span>
277 <a name="l00252"></a>00252 <span class="preprocessor">#define SIGTTOU 22 </span><span class="comment">/* like TTIN for output if (tp-&gt;t_local&amp;LTOSTOP) */</span>
278 <a name="l00253"></a>00253 <span class="preprocessor">#define SIGIO 23 </span><span class="comment">/* input/output possible signal */</span>
279 <a name="l00254"></a>00254 <span class="preprocessor">#define SIGPOLL SIGIO </span><span class="comment">/* System V name for SIGIO */</span>
280 <a name="l00255"></a>00255 <span class="preprocessor">#define SIGWINCH 24 </span><span class="comment">/* window changed */</span>
281 <a name="l00256"></a>00256 <span class="preprocessor">#define SIGUSR1 25 </span><span class="comment">/* user defined signal 1 */</span>
282 <a name="l00257"></a>00257 <span class="preprocessor">#define SIGUSR2 26 </span><span class="comment">/* user defined signal 2 */</span>
283 <a name="l00258"></a>00258
284 <a name="l00259"></a>00259 <span class="comment">/* Real-Time Signals Range, P1003.1b-1993, p. 61</span>
285 <a name="l00260"></a>00260 <span class="comment"> NOTE: By P1003.1b-1993, this should be at least RTSIG_MAX</span>
286 <a name="l00261"></a>00261 <span class="comment"> (which is a minimum of 8) signals.</span>
287 <a name="l00262"></a>00262 <span class="comment"> */</span>
288 <a name="l00263"></a>00263 <span class="preprocessor">#define SIGRTMIN 27</span>
289 <a name="l00264"></a>00264 <span class="preprocessor"></span><span class="preprocessor">#define SIGRTMAX 31</span>
290 <a name="l00265"></a>00265 <span class="preprocessor"></span><span class="preprocessor">#define __SIGFIRSTNOTRT SIGHUP</span>
291 <a name="l00266"></a>00266 <span class="preprocessor"></span><span class="preprocessor">#define __SIGLASTNOTRT SIGUSR2</span>
292 <a name="l00267"></a>00267 <span class="preprocessor"></span>
293 <a name="l00268"></a>00268 <span class="preprocessor">#define NSIG 32 </span><span class="comment">/* signal 0 implied */</span>
294 <a name="l00269"></a>00269
295 <a name="l00270"></a>00270 <span class="preprocessor">#elif defined(__svr4__)</span>
296 <a name="l00271"></a>00271 <span class="preprocessor"></span><span class="comment">/* svr4 specifics. different signals above 15, and sigaction. */</span>
297 <a name="l00272"></a>00272 <span class="preprocessor">#define SIGUSR1 16</span>
298 <a name="l00273"></a>00273 <span class="preprocessor"></span><span class="preprocessor">#define SIGUSR2 17</span>
299 <a name="l00274"></a>00274 <span class="preprocessor"></span><span class="preprocessor">#define SIGCLD 18</span>
300 <a name="l00275"></a>00275 <span class="preprocessor"></span><span class="preprocessor">#define SIGPWR 19</span>
301 <a name="l00276"></a>00276 <span class="preprocessor"></span><span class="preprocessor">#define SIGWINCH 20</span>
302 <a name="l00277"></a>00277 <span class="preprocessor"></span><span class="preprocessor">#define SIGPOLL 22 </span><span class="comment">/* 20 for x.out binaries!!!! */</span>
303 <a name="l00278"></a>00278 <span class="preprocessor">#define SIGSTOP 23 </span><span class="comment">/* sendable stop signal not from tty */</span>
304 <a name="l00279"></a>00279 <span class="preprocessor">#define SIGTSTP 24 </span><span class="comment">/* stop signal from tty */</span>
305 <a name="l00280"></a>00280 <span class="preprocessor">#define SIGCONT 25 </span><span class="comment">/* continue a stopped process */</span>
306 <a name="l00281"></a>00281 <span class="preprocessor">#define SIGTTIN 26 </span><span class="comment">/* to readers pgrp upon background tty read */</span>
307 <a name="l00282"></a>00282 <span class="preprocessor">#define SIGTTOU 27 </span><span class="comment">/* like TTIN for output if (tp-&gt;t_local&amp;LTOSTOP) */</span>
308 <a name="l00283"></a>00283 <span class="preprocessor">#define NSIG 28 </span>
309 <a name="l00284"></a>00284 <span class="preprocessor"></span><span class="preprocessor">#else</span>
310 <a name="l00285"></a>00285 <span class="preprocessor"></span><span class="preprocessor">#define SIGURG 16 </span><span class="comment">/* urgent condition on IO channel */</span>
311 <a name="l00286"></a>00286 <span class="preprocessor">#define SIGSTOP 17 </span><span class="comment">/* sendable stop signal not from tty */</span>
312 <a name="l00287"></a>00287 <span class="preprocessor">#define SIGTSTP 18 </span><span class="comment">/* stop signal from tty */</span>
313 <a name="l00288"></a>00288 <span class="preprocessor">#define SIGCONT 19 </span><span class="comment">/* continue a stopped process */</span>
314 <a name="l00289"></a>00289 <span class="preprocessor">#define SIGCHLD 20 </span><span class="comment">/* to parent on child stop or exit */</span>
315 <a name="l00290"></a>00290 <span class="preprocessor">#define SIGCLD 20 </span><span class="comment">/* System V name for SIGCHLD */</span>
316 <a name="l00291"></a>00291 <span class="preprocessor">#define SIGTTIN 21 </span><span class="comment">/* to readers pgrp upon background tty read */</span>
317 <a name="l00292"></a>00292 <span class="preprocessor">#define SIGTTOU 22 </span><span class="comment">/* like TTIN for output if (tp-&gt;t_local&amp;LTOSTOP) */</span>
318 <a name="l00293"></a>00293 <span class="preprocessor">#define SIGIO 23 </span><span class="comment">/* input/output possible signal */</span>
319 <a name="l00294"></a>00294 <span class="preprocessor">#define SIGPOLL SIGIO </span><span class="comment">/* System V name for SIGIO */</span>
320 <a name="l00295"></a>00295 <span class="preprocessor">#define SIGXCPU 24 </span><span class="comment">/* exceeded CPU time limit */</span>
321 <a name="l00296"></a>00296 <span class="preprocessor">#define SIGXFSZ 25 </span><span class="comment">/* exceeded file size limit */</span>
322 <a name="l00297"></a>00297 <span class="preprocessor">#define SIGVTALRM 26 </span><span class="comment">/* virtual time alarm */</span>
323 <a name="l00298"></a>00298 <span class="preprocessor">#define SIGPROF 27 </span><span class="comment">/* profiling time alarm */</span>
324 <a name="l00299"></a>00299 <span class="preprocessor">#define SIGWINCH 28 </span><span class="comment">/* window changed */</span>
325 <a name="l00300"></a>00300 <span class="preprocessor">#define SIGLOST 29 </span><span class="comment">/* resource lost (eg, record-lock lost) */</span>
326 <a name="l00301"></a>00301 <span class="preprocessor">#define SIGUSR1 30 </span><span class="comment">/* user defined signal 1 */</span>
327 <a name="l00302"></a>00302 <span class="preprocessor">#define SIGUSR2 31 </span><span class="comment">/* user defined signal 2 */</span>
328 <a name="l00303"></a>00303 <span class="preprocessor">#define NSIG 32 </span><span class="comment">/* signal 0 implied */</span>
329 <a name="l00304"></a>00304 <span class="preprocessor">#endif</span>
330 <a name="l00305"></a>00305 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
331 <a name="l00306"></a>00306 <span class="preprocessor"></span>
332 <a name="l00307"></a>00307 <span class="preprocessor">#ifdef __cplusplus</span>
333 <a name="l00308"></a>00308 <span class="preprocessor"></span>}
334 <a name="l00309"></a>00309 <span class="preprocessor">#endif</span>
335 <a name="l00310"></a>00310 <span class="preprocessor"></span>
336 <a name="l00311"></a>00311 <span class="preprocessor">#ifndef _SIGNAL_H_</span>
337 <a name="l00312"></a>00312 <span class="preprocessor"></span><span class="comment">/* Some applications take advantage of the fact that &lt;sys/signal.h&gt;</span>
338 <a name="l00313"></a>00313 <span class="comment"> * and &lt;signal.h&gt; are equivalent in glibc. Allow for that here. */</span>
339 <a name="l00314"></a>00314 <span class="preprocessor">#include &lt;signal.h&gt;</span>
340 <a name="l00315"></a>00315 <span class="preprocessor">#endif</span>
341 <a name="l00316"></a>00316 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* _SYS_SIGNAL_H */</span>
342 </pre></div></div>
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348 Attribution 2.5 license</a>.
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