Emeric Vigier | 2f62582 | 2012-08-06 11:09:52 -0400 | [diff] [blame] | 1 | // Copyright (C) 2001-2005 Open Source Telecom Corporation. |
| 2 | // Copyright (C) 2006-2010 David Sugar, Tycho Softworks. |
| 3 | // |
| 4 | // This program is free software; you can redistribute it and/or modify |
| 5 | // it under the terms of the GNU General Public License as published by |
| 6 | // the Free Software Foundation; either version 2 of the License, or |
| 7 | // (at your option) any later version. |
| 8 | // |
| 9 | // This program is distributed in the hope that it will be useful, |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | // GNU General Public License for more details. |
| 13 | // |
| 14 | // You should have received a copy of the GNU General Public License |
| 15 | // along with this program; if not, write to the Free Software |
| 16 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 17 | // |
| 18 | // As a special exception, you may use this file as part of a free software |
| 19 | // library without restriction. Specifically, if other files instantiate |
| 20 | // templates or use macros or inline functions from this file, or you compile |
| 21 | // this file and link it with other files to produce an executable, this |
| 22 | // file does not by itself cause the resulting executable to be covered by |
| 23 | // the GNU General Public License. This exception does not however |
| 24 | // invalidate any other reasons why the executable file might be covered by |
| 25 | // the GNU General Public License. |
| 26 | // |
| 27 | // This exception applies only to the code released under the name GNU |
| 28 | // Common C++. If you copy code from other releases into a copy of GNU |
| 29 | // Common C++, as the General Public License permits, the exception does |
| 30 | // not apply to the code that you add in this way. To avoid misleading |
| 31 | // anyone as to the status of such modified files, you must delete |
| 32 | // this exception notice from them. |
| 33 | // |
| 34 | // If you write modifications of your own for GNU Common C++, it is your choice |
| 35 | // whether to permit this exception to apply to your modifications. |
| 36 | // If you do not wish that, delete this exception notice. |
| 37 | // |
| 38 | |
| 39 | #include <cc++/config.h> |
| 40 | #include <cc++/export.h> |
| 41 | #include <cc++/strchar.h> |
| 42 | |
| 43 | #include <cstdio> |
| 44 | #include <cstdlib> |
| 45 | #include <cstring> |
| 46 | |
| 47 | #ifdef WIN32 |
| 48 | #ifndef _WIN32_WCE |
| 49 | #include <sys/timeb.h> |
| 50 | #endif |
| 51 | #else |
| 52 | |
| 53 | #ifdef HAVE_SYS_PARAM_H |
| 54 | #include <sys/param.h> |
| 55 | #endif |
| 56 | |
| 57 | #ifdef HAVE_SYS_FILE_H |
| 58 | #include <sys/file.h> |
| 59 | #endif |
| 60 | |
| 61 | #ifdef HAVE_SYS_LOCKF_H |
| 62 | #include <sys/lockf.h> |
| 63 | #endif |
| 64 | |
| 65 | #ifdef COMMON_AIX_FIXES |
| 66 | #undef LOCK_EX |
| 67 | #undef LOCK_SH |
| 68 | #endif |
| 69 | |
| 70 | #ifndef F_LOCK |
| 71 | #define MISSING_LOCKF |
| 72 | |
| 73 | enum { |
| 74 | F_ULOCK = 1, |
| 75 | F_LOCK, |
| 76 | F_TLOCK, |
| 77 | F_TEST |
| 78 | }; |
| 79 | #endif |
| 80 | |
| 81 | #endif |
| 82 | |
| 83 | #ifdef CCXX_NAMESPACES |
| 84 | namespace ost { |
| 85 | using namespace std; |
| 86 | #endif |
| 87 | |
| 88 | #ifdef WIN32 |
| 89 | #ifdef _WIN32_WCE |
| 90 | int gettimeofday(struct timeval *tv_, void *tz_) |
| 91 | { |
| 92 | // We could use _ftime(), but it is not available on WinCE. |
| 93 | // (WinCE also lacks time.h) |
| 94 | // Note also that the average error of _ftime is around 20 ms :) |
| 95 | DWORD ms = GetTickCount(); |
| 96 | tv_->tv_sec = ms / 1000; |
| 97 | tv_->tv_usec = ms * 1000; |
| 98 | return 0; |
| 99 | } |
| 100 | #else |
| 101 | |
| 102 | int gettimeofday(struct timeval *tv_, void *tz_) |
| 103 | { |
| 104 | #if defined(_MSC_VER) && _MSC_VER >= 1300 |
| 105 | struct __timeb64 tb; |
| 106 | _ftime64(&tb); |
| 107 | #else |
| 108 | # ifndef __BORLANDC__ |
| 109 | struct _timeb tb; |
| 110 | _ftime(&tb); |
| 111 | # else |
| 112 | struct timeb tb; |
| 113 | ftime(&tb); |
| 114 | # endif |
| 115 | #endif |
| 116 | tv_->tv_sec = (long)tb.time; |
| 117 | tv_->tv_usec = tb.millitm * 1000; |
| 118 | return 0; |
| 119 | } |
| 120 | #endif |
| 121 | #endif |
| 122 | |
| 123 | #ifndef WIN32 |
| 124 | #ifdef HAVE_GETTIMEOFDAY |
| 125 | |
| 126 | unsigned long getTicks(void) |
| 127 | { |
| 128 | unsigned long ticks; |
| 129 | |
| 130 | struct timeval now; |
| 131 | gettimeofday(&now, NULL); |
| 132 | ticks = now.tv_sec * 1000l; |
| 133 | ticks += now.tv_usec / 1000l; |
| 134 | return ticks; |
| 135 | } |
| 136 | |
| 137 | #endif |
| 138 | #else |
| 139 | |
| 140 | DWORD getTicks(void) |
| 141 | { |
| 142 | return GetTickCount(); |
| 143 | } |
| 144 | |
| 145 | #endif |
| 146 | |
| 147 | #ifndef HAVE_STRDUP |
| 148 | char *strdup(const char *str) |
| 149 | { |
| 150 | if(!str) |
| 151 | return NULL; |
| 152 | |
| 153 | size_t len = strlen(str) + 1; |
| 154 | char *dest = (char *)malloc(len); |
| 155 | |
| 156 | if(!dest) |
| 157 | return NULL; |
| 158 | |
| 159 | return setString(dest, len, str); |
| 160 | } |
| 161 | #endif |
| 162 | |
| 163 | #ifndef HAVE_MEMMOVE |
| 164 | void *memmove (char *dest, const char *source, size_t length) |
| 165 | { |
| 166 | char *save = dest; |
| 167 | if (source < dest) { |
| 168 | for (source += length, dest += length; length; --length) |
| 169 | *--dest = *--source; |
| 170 | } |
| 171 | else if (source != dest) { |
| 172 | for (; length; --length) |
| 173 | *dest++ = *source++; |
| 174 | } |
| 175 | return (void *) save; |
| 176 | } |
| 177 | #endif |
| 178 | |
| 179 | #ifndef HAVE_LOCKF |
| 180 | int lockf(int fd, int cmd, long len) |
| 181 | { |
| 182 | struct flock lck; |
| 183 | |
| 184 | lck.l_start = 0l; |
| 185 | lck.l_whence = SEEK_CUR; |
| 186 | lck.l_len = len; |
| 187 | |
| 188 | switch(cmd) { |
| 189 | case F_ULOCK: |
| 190 | lck.l_type = F_UNLCK; |
| 191 | return fcntl(fd, F_SETLK, &lck); |
| 192 | case F_LOCK: |
| 193 | lck.l_type = F_WRLCK; |
| 194 | return fcntl(fd, F_SETLKW, &lck); |
| 195 | case F_TLOCK: |
| 196 | lck.l_type = F_WRLCK; |
| 197 | return fcntl(fd, F_SETLK, &lck); |
| 198 | case F_TEST: |
| 199 | lck.l_type = F_WRLCK; |
| 200 | fcntl(fd, F_GETLK, &lck); |
| 201 | if(lck.l_type == F_UNLCK) |
| 202 | return 0; |
| 203 | return -1; |
| 204 | } |
| 205 | } |
| 206 | #endif |
| 207 | |
| 208 | #ifdef CCXX_NAMESPACES |
| 209 | } |
| 210 | #endif |