File: sharedmemory2.C.html

package info (click to toggle)
rudiments 0.31-2
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 7,516 kB
  • ctags: 3,248
  • sloc: asm: 23,776; cpp: 22,792; sh: 7,769; ansic: 1,769; makefile: 1,054; xml: 169; perl: 19
file content (33 lines) | stat: -rw-r--r-- 1,532 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 







<pre>
<font color="#0000ff">// Copyright (c) 2001  David Muse</font>
<font color="#0000ff">// See the file COPYING for more information</font>

<font color="#a020f0">#include </font><font color="#ff00ff">&lt;rudiments/sharedmemory.h&gt;</font>
<font color="#a020f0">#include </font><font color="#ff00ff">&lt;rudiments/permissions.h&gt;</font>
<font color="#a020f0">#include </font><font color="#ff00ff">&lt;rudiments/file.h&gt;</font>
<font color="#a020f0">#include </font><font color="#ff00ff">&lt;stdio.h&gt;</font>

<font color="#a020f0">#ifdef RUDIMENTS_NAMESPACE</font>
<font color="#a52a2a"><b>using</b></font> <font color="#2e8b57"><b>namespace</b></font> rudiments;
<font color="#a020f0">#endif</font>

<font color="#2e8b57"><b>int</b></font> main(<font color="#2e8b57"><b>int</b></font> argc, <font color="#2e8b57"><b>const</b></font> <font color="#2e8b57"><b>char</b></font> **argv) {

        <font color="#0000ff">// attach to a shared memory segment keyed to /tmp/shm</font>
        sharedmemory    shm;
        shm.attach(file::generateKey(<font color="#ff00ff">&quot;/tmp/shm&quot;</font>,<font color="#ff00ff">1</font>));

        <font color="#0000ff">// display the data contained in the shared memory segment</font>
        <font color="#2e8b57"><b>char</b></font>    *shmptr=(<font color="#2e8b57"><b>char</b></font> *)shm.getPointer();
        printf(<font color="#ff00ff">&quot;</font><font color="#6a5acd">%s</font><font color="#6a5acd">\n</font><font color="#ff00ff">&quot;</font>,shmptr);
}
</pre>