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comparison packages/language/c/libc/time/current/src/settime.cxx @ 115:6ed91473a1cd ecos-sw-2000-08-21

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Merge from eCos master repository on 2000-08-21-22:40:54-BST
author jlarmour
date Fri, 25 Aug 2000 17:32:38 +0000
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children e0c0827131d1
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114:5ad2b71d525e 115:6ed91473a1cd
1 //========================================================================
2 //
3 // settime.cxx
4 //
5 // Date and time support function to set time
6 //
7 //========================================================================
8 //####COPYRIGHTBEGIN####
9 //
10 // -------------------------------------------
11 // The contents of this file are subject to the Red Hat eCos Public License
12 // Version 1.1 (the "License"); you may not use this file except in
13 // compliance with the License. You may obtain a copy of the License at
14 // http://www.redhat.com/
15 //
16 // Software distributed under the License is distributed on an "AS IS"
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
18 // License for the specific language governing rights and limitations under
19 // the License.
20 //
21 // The Original Code is eCos - Embedded Configurable Operating System,
22 // released September 30, 1998.
23 //
24 // The Initial Developer of the Original Code is Red Hat.
25 // Portions created by Red Hat are
26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
27 // All Rights Reserved.
28 // -------------------------------------------
29 //
30 //####COPYRIGHTEND####
31 //========================================================================
32 //#####DESCRIPTIONBEGIN####
33 //
34 // Author(s): jlarmour
35 // Contributors: jlarmour
36 // Date: 1999-02-26
37 // Purpose: Provide support function to set the time
38 // Description: The wallclock device is used to store the time in UTC
39 // Usage:
40 //
41 //####DESCRIPTIONEND####
42 //
43 //========================================================================
44
45 // CONFIGURATION
46
47 #include <pkgconf/libc_time.h> // C library configuration
48
49 // INCLUDES
50
51 #include <cyg/infra/cyg_type.h> // Common type definitions and support
52 #include <time.h> // Main date and time definitions
53 #include <cyg/infra/cyg_ass.h> // Assertion infrastructure
54 #include <cyg/infra/cyg_trac.h> // Tracing infrastructure
55 #ifdef CYGSEM_LIBC_TIME_SETTIME_WORKING
56 # include <cyg/io/wallclock.hxx> // Wallclock class definitions
57 #endif
58
59 // FUNCTIONS
60
61 /////////////////////////////
62 // cyg_libc_time_settime() //
63 /////////////////////////////
64 //
65 // This function sets the current time for the system. The time is
66 // specified as a time_t in UTC. It returns non-zero on error.
67 //
68
69 externC cyg_bool
70 cyg_libc_time_settime( time_t utctime )
71 {
72 CYG_REPORT_FUNCNAMETYPE("cyg_libc_time_settime", "returning status %d");
73 CYG_REPORT_FUNCARG1DV(utctime);
74
75 #ifdef CYGSEM_LIBC_TIME_SETTIME_WORKING
76
77 Cyg_WallClock::wallclock->set_current_time((cyg_uint32) utctime);
78
79 CYG_REPORT_RETVAL(false);
80 return false;
81 #else
82 CYG_REPORT_RETVAL(true);
83 return true;
84 #endif
85
86 } // cyg_libc_time_settime()
87
88 // EOF settime.cxx