1 /*
2 * ptw32_processInitialize.c
3 *
4 * Description:
5 * This translation unit implements routines which are private to
6 * the implementation and may be used throughout it.
7 *
8 * --------------------------------------------------------------------------
9 *
10 * Pthreads-win32 - POSIX Threads Library for Win32
11 * Copyright(C) 1998 John E. Bossom
12 * Copyright(C) 1999,2005 Pthreads-win32 contributors
13 *
14 * Contact Email: rpj@callisto.canberra.edu.au
15 *
16 * The current list of contributors is contained
17 * in the file CONTRIBUTORS included with the source
18 * code distribution. The list can also be seen at the
19 * following World Wide Web location:
20 * http://sources.redhat.com/pthreads-win32/contributors.html
21 *
22 * This library is free software; you can redistribute it and/or
23 * modify it under the terms of the GNU Lesser General Public
24 * License as published by the Free Software Foundation; either
25 * version 2 of the License, or (at your option) any later version.
26 *
27 * This library is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
30 * Lesser General Public License for more details.
31 *
32 * You should have received a copy of the GNU Lesser General Public
33 * License along with this library in the file COPYING.LIB;
34 * if not, write to the Free Software Foundation, Inc.,
35 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
36 */
37
38 #include "pthread.h"
39 #include "implement.h"
40
41
42 int
ptw32_processInitialize(void)43 ptw32_processInitialize (void)
44 /*
45 * ------------------------------------------------------
46 * DOCPRIVATE
47 * This function performs process wide initialization for
48 * the pthread library.
49 *
50 * PARAMETERS
51 * N/A
52 *
53 * DESCRIPTION
54 * This function performs process wide initialization for
55 * the pthread library.
56 * If successful, this routine sets the global variable
57 * ptw32_processInitialized to TRUE.
58 *
59 * RESULTS
60 * TRUE if successful,
61 * FALSE otherwise
62 *
63 * ------------------------------------------------------
64 */
65 {
66 if (ptw32_processInitialized)
67 {
68 /*
69 * Ignore if already initialized. this is useful for
70 * programs that uses a non-dll pthread
71 * library. Such programs must call ptw32_processInitialize() explicitly,
72 * since this initialization routine is automatically called only when
73 * the dll is loaded.
74 */
75 return PTW32_TRUE;
76 }
77
78 ptw32_processInitialized = PTW32_TRUE;
79
80 /*
81 * Initialize Keys
82 */
83 if ((pthread_key_create (&ptw32_selfThreadKey, NULL) != 0) ||
84 (pthread_key_create (&ptw32_cleanupKey, NULL) != 0))
85 {
86
87 ptw32_processTerminate ();
88 }
89
90 return (ptw32_processInitialized);
91
92 } /* processInitialize */
93