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Annotation of sbbs/javascript/include/mozilla/nspr/prsystem.h, revision 1.1.1.1

1.1       root        1: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
                      2: /* 
                      3:  * The contents of this file are subject to the Mozilla Public
                      4:  * License Version 1.1 (the "License"); you may not use this file
                      5:  * except in compliance with the License. You may obtain a copy of
                      6:  * the License at http://www.mozilla.org/MPL/
                      7:  * 
                      8:  * Software distributed under the License is distributed on an "AS
                      9:  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
                     10:  * implied. See the License for the specific language governing
                     11:  * rights and limitations under the License.
                     12:  * 
                     13:  * The Original Code is the Netscape Portable Runtime (NSPR).
                     14:  * 
                     15:  * The Initial Developer of the Original Code is Netscape
                     16:  * Communications Corporation.  Portions created by Netscape are 
                     17:  * Copyright (C) 1998-2000 Netscape Communications Corporation.  All
                     18:  * Rights Reserved.
                     19:  * 
                     20:  * Contributor(s):
                     21:  * 
                     22:  * Alternatively, the contents of this file may be used under the
                     23:  * terms of the GNU General Public License Version 2 or later (the
                     24:  * "GPL"), in which case the provisions of the GPL are applicable 
                     25:  * instead of those above.  If you wish to allow use of your 
                     26:  * version of this file only under the terms of the GPL and not to
                     27:  * allow others to use your version of this file under the MPL,
                     28:  * indicate your decision by deleting the provisions above and
                     29:  * replace them with the notice and other provisions required by
                     30:  * the GPL.  If you do not delete the provisions above, a recipient
                     31:  * may use your version of this file under either the MPL or the
                     32:  * GPL.
                     33:  */
                     34: 
                     35: #ifndef prsystem_h___
                     36: #define prsystem_h___
                     37: 
                     38: /*
                     39: ** API to NSPR functions returning system info.
                     40: */
                     41: #include "prtypes.h"
                     42: 
                     43: PR_BEGIN_EXTERN_C
                     44: 
                     45: /*
                     46: ** Get the host' directory separator.
                     47: **  Pathnames are then assumed to be of the form:
                     48: **      [<sep><root_component><sep>]*(<component><sep>)<leaf_name>
                     49: */
                     50: 
                     51: NSPR_API(char) PR_GetDirectorySeparator(void);
                     52: 
                     53: /*
                     54: ** OBSOLETE -- the function name is misspelled.
                     55: ** Use PR_GetDirectorySeparator instead.
                     56: */
                     57: 
                     58: NSPR_API(char) PR_GetDirectorySepartor(void);
                     59: 
                     60: /*
                     61: ** Get the host' path separator.
                     62: **  Paths are assumed to be of the form:
                     63: **      <directory>[<sep><directory>]*
                     64: */
                     65: 
                     66: NSPR_API(char) PR_GetPathSeparator(void);
                     67: 
                     68: /* Types of information available via PR_GetSystemInfo(...) */
                     69: typedef enum {
                     70:     PR_SI_HOSTNAME,
                     71:     PR_SI_SYSNAME,
                     72:     PR_SI_RELEASE,
                     73:     PR_SI_ARCHITECTURE
                     74: } PRSysInfo;
                     75: 
                     76: 
                     77: /*
                     78: ** If successful returns a null termintated string in 'buf' for
                     79: ** the information indicated in 'cmd'. If unseccussful the reason for
                     80: ** the failure can be retrieved from PR_GetError().
                     81: **
                     82: ** The buffer is allocated by the caller and should be at least
                     83: ** SYS_INFO_BUFFER_LENGTH bytes in length.
                     84: */
                     85: 
                     86: #define SYS_INFO_BUFFER_LENGTH 256
                     87: 
                     88: NSPR_API(PRStatus) PR_GetSystemInfo(PRSysInfo cmd, char *buf, PRUint32 buflen);
                     89: 
                     90: /*
                     91: ** Return the number of bytes in a page
                     92: */
                     93: NSPR_API(PRInt32) PR_GetPageSize(void);
                     94: 
                     95: /*
                     96: ** Return log2 of the size of a page
                     97: */
                     98: NSPR_API(PRInt32) PR_GetPageShift(void);
                     99: 
                    100: /*
                    101: ** PR_GetNumberOfProcessors() -- returns the number of CPUs
                    102: **
                    103: ** Description:
                    104: ** PR_GetNumberOfProcessors() extracts the number of processors
                    105: ** (CPUs available in an SMP system) and returns the number.
                    106: ** 
                    107: ** Parameters:
                    108: **   none
                    109: **
                    110: ** Returns:
                    111: **   The number of available processors or -1 on error
                    112: ** 
                    113: */
                    114: NSPR_API(PRInt32) PR_GetNumberOfProcessors( void );
                    115: 
                    116: PR_END_EXTERN_C
                    117: 
                    118: #endif /* prsystem_h___ */

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