source: rtems-docs/posix1003_1/process_primitives.rst @ f916fca

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Last change on this file since f916fca was ef0a063, checked in by Amar Takhar <amar@…>, on 01/17/16 at 00:14:55

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1Process Primitives
2##################
3
4Process Creation and Execution
5==============================
6
7Process Creation
8----------------
9
10.. code:: c
11
12    fork(), Function, Unimplementable, Requires Processes
13
14Execute a File
15--------------
16
17.. code:: c
18
19    execl(), Function, Unimplementable, Requires Processes
20    execv(), Function, Unimplementable, Requires Processes
21    execle(), Function, Unimplementable, Requires Processes
22    execve(), Function, Unimplementable, Requires Processes
23    execlp(), Function, Unimplementable, Requires Processes
24    execvp(), Function, Unimplementable, Requires Processes
25
26Register Fork Handlers
27----------------------
28
29.. code:: c
30
31    pthread_atfork(), Function, Unimplementable, Requires Processes
32
33Process Termination
34===================
35
36Wait for Process Termination
37----------------------------
38
39.. code:: c
40
41    wait(), Function, Unimplementable, Requires Processes
42    waitpid(), Function, Unimplementable, Requires Processes
43    WNOHANG, Constant, Unimplementable, Requires Processes
44    WUNTRACED, Constant, Unimplementable, Requires Processes
45    WIFEXITED(), Function, Unimplementable, Requires Processes
46    WEXITSTATUS(), Function, Unimplementable, Requires Processes
47    WIFSIGNALED(), Function, Unimplementable, Requires Processes
48    WTERMSIG(), Function, Unimplementable, Requires Processes
49    WIFSTOPPED(), Function, Unimplementable, Requires Processes
50    WSTOPSIG(), Function, Unimplementable, Requires Processes
51
52Terminate a Process
53-------------------
54
55.. code:: c
56
57    _exit(), Function, Implemented
58
59Signals
60=======
61
62Signal Concepts
63---------------
64
65Signal Names
66~~~~~~~~~~~~
67
68.. code:: c
69
70    sigset_t, Type, Implemented
71    SIG_DFL, Constant, Implemented
72    SIG_IGN, Constant, Implemented
73    SIG_ERR, Constant, Implemented
74    SIGABRT, Constant, Implemented
75    SIGALRM, Constant, Implemented
76    SIGFPE, Constant, Implemented
77    SIGHUP, Constant, Implemented
78    SIGILL, Constant, Implemented
79    SIGINT, Constant, Implemented
80    SIGKILL, Constant, Implemented
81    SIGPIPE, Constant, Implemented
82    SIGQUIT, Constant, Implemented
83    SIGSEGV, Constant, Implemented
84    SIGTERM, Constant, Implemented
85    SIGUSR1, Constant, Implemented
86    SIGUSR2, Constant, Implemented
87    SIGCHLD, Constant, Unimplemented
88    SIGCONT, Constant, Unimplemented
89    SIGSTOP, Constant, Unimplemented
90    SIGTSTP, Constant, Unimplemented
91    SIGTTIN, Constant, Unimplemented
92    SIGTTOU, Constant, Unimplemented
93    SIGBUS, Constant, Implemented
94    SIGRTMIN, Constant, Implemented
95    SIGRTMAX, Constant, Implemented
96
97NOTE: SIG_ERR is technically an extension to the C Library which is
98not documented anywhere else according to the index.
99
100Signal Generation and Delivery
101~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
102
103.. code:: c
104
105    struct sigevent, Type, Implemented
106    union sigval, Type, Implemented
107    SIGEV_NONE, Constant, Implemented
108    SIGEV_SIGNAL, Constant, Implemented
109    SIGEV_THREAD, Constant, Implemented
110
111Signal Actions
112~~~~~~~~~~~~~~
113
114.. code:: c
115
116    siginfo_t, Type, Implemented
117    SI_USER, Constant, Implemented
118    SI_QUEUE, Constant, Implemented
119    SI_TIMER, Constant, Implemented
120    SI_ASYNCIO, Constant, Implemented
121    SI_MESGQ, Constant, Implemented
122
123Send a Signal to a Process
124--------------------------
125
126.. code:: c
127
128    kill(), Function, Implemented
129
130Manipulate Signal Sets
131----------------------
132
133.. code:: c
134
135    sigemptyset(), Function, Implemented
136    sigfillset(), Function, Implemented
137    sigaddset(), Function, Implemented
138    sigdelset(), Function, Implemented
139    sigismember(), Function, Implemented
140
141Examine and Change Signal Action
142--------------------------------
143
144.. code:: c
145
146    sigaction(), Function, Implemented
147    sigaction, Type, Implemented
148    SA_NOCLDSTOP, Constant, Implemented
149    SA_SIGINFO, Constant, Implemented
150
151Examine and Change Blocked Signals
152----------------------------------
153
154.. code:: c
155
156    pthread_sigmask(), Function, Implemented
157    sigprocmask(), Function, Implemented
158    SIG_BLOCK, Constant, Implemented
159    SIG_UNBLOCK, Constant, Implemented
160    SIG_SETMASK, Constant, Implemented
161
162Examine Pending Signals
163-----------------------
164
165.. code:: c
166
167    sigpending(), Function, Implemented
168
169Wait for a Signal
170-----------------
171
172.. code:: c
173
174    sigsuspend(), Function, Implemented
175
176Synchronously Accept a Signal
177-----------------------------
178
179.. code:: c
180
181    sigwait(), Function, Implemented
182    sigwaitinfo(), Function, Implemented
183    sigtimedwait(), Function, Implemented
184
185Queue a Signal to a Process
186---------------------------
187
188.. code:: c
189
190    sigqueue(), Function, Implemented
191
192Send a Signal to a Thread
193-------------------------
194
195.. code:: c
196
197    pthread_kill(), Function, Implemented
198
199Timer Operations
200================
201
202Schedule Alarm
203--------------
204
205.. code:: c
206
207    alarm(), Function, Implemented
208
209Suspend Process Execution
210-------------------------
211
212.. code:: c
213
214    pause(), Function, Implemented
215
216Delay Process Execution
217-----------------------
218
219.. code:: c
220
221    sleep(), Function, Implemented
222
223.. COMMENT: COPYRIGHT (c) 1988-2002.
224
225.. COMMENT: On-Line Applications Research Corporation (OAR).
226
227.. COMMENT: All rights reserved.
228
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