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<h1>tzwrapper.cc</h1><a href="tzwrapper_8cc.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">///</span>
<a name="l00002"></a>00002 <span class="comment"></span><span class="comment">/// \file tzwrapper.cc</span>
<a name="l00003"></a>00003 <span class="comment"></span><span class="comment">/// Timezone adjustment class, wrapping the TZ environment</span>
<a name="l00004"></a>00004 <span class="comment"></span><span class="comment">/// variable to make struct tm -> time_t conversions easier.</span>
<a name="l00005"></a>00005 <span class="comment"></span><span class="comment">///</span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment">/*</span>
<a name="l00008"></a>00008 <span class="comment"> Copyright (C) 2010-2011, Chris Frey <cdfrey@foursquare.net>, To God be the glory</span>
<a name="l00009"></a>00009 <span class="comment"> Released to the public domain.</span>
<a name="l00010"></a>00010 <span class="comment"> Included in Barry and Barrified the namespace July 2010</span>
<a name="l00011"></a>00011 <span class="comment">*/</span>
<a name="l00012"></a>00012
<a name="l00013"></a>00013 <span class="preprocessor">#include "<a class="code" href="tzwrapper_8h.html" title="Timezone adjustment class, wrapping the TZ environment variable to make struct tm...">tzwrapper.h</a>"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include <string.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <stdio.h></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <string></span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="keyword">using namespace </span>std;
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="keyword">namespace </span>Barry { <span class="keyword">namespace </span>Sync {
<a name="l00021"></a>00021
<a name="l00022"></a>00022 time_t utc_mktime(<span class="keyword">struct</span> tm *utctime)
<a name="l00023"></a>00023 {
<a name="l00024"></a>00024 time_t result;
<a name="l00025"></a>00025 <span class="keyword">struct </span>tm tmp, check;
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="comment">// loop, converting "local time" to time_t and back to utc tm,</span>
<a name="l00028"></a>00028 <span class="comment">// and adjusting until there are no differences... this</span>
<a name="l00029"></a>00029 <span class="comment">// automatically takes care of DST issues.</span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="comment">// do first conversion</span>
<a name="l00032"></a>00032 tmp = *utctime;
<a name="l00033"></a>00033 tmp.tm_isdst = -1;
<a name="l00034"></a>00034 result = mktime(&tmp);
<a name="l00035"></a>00035 <span class="keywordflow">if</span>( result == (time_t)-1 )
<a name="l00036"></a>00036 <span class="keywordflow">return</span> (time_t)-1;
<a name="l00037"></a>00037 <span class="keywordflow">if</span>( gmtime_r(&result, &check) == NULL )
<a name="l00038"></a>00038 <span class="keywordflow">return</span> (time_t)-1;
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="comment">// loop until match</span>
<a name="l00041"></a>00041 <span class="keywordflow">while</span>( check.tm_year != utctime->tm_year ||
<a name="l00042"></a>00042 check.tm_mon != utctime->tm_mon ||
<a name="l00043"></a>00043 check.tm_mday != utctime->tm_mday ||
<a name="l00044"></a>00044 check.tm_hour != utctime->tm_hour ||
<a name="l00045"></a>00045 check.tm_min != utctime->tm_min )
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 tmp.tm_min += utctime->tm_min - check.tm_min;
<a name="l00048"></a>00048 tmp.tm_hour += utctime->tm_hour - check.tm_hour;
<a name="l00049"></a>00049 tmp.tm_mday += utctime->tm_mday - check.tm_mday;
<a name="l00050"></a>00050 tmp.tm_year += utctime->tm_year - check.tm_year;
<a name="l00051"></a>00051 tmp.tm_isdst = -1;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 result = mktime(&tmp);
<a name="l00054"></a>00054 <span class="keywordflow">if</span>( result == (time_t)-1 )
<a name="l00055"></a>00055 <span class="keywordflow">return</span> (time_t)-1;
<a name="l00056"></a>00056 gmtime_r(&result, &check);
<a name="l00057"></a>00057 <span class="keywordflow">if</span>( gmtime_r(&result, &check) == NULL )
<a name="l00058"></a>00058 <span class="keywordflow">return</span> (time_t)-1;
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keywordflow">return</span> result;
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="keyword">struct </span>tm* iso_to_tm(<span class="keyword">const</span> <span class="keywordtype">char</span> *timestamp,
<a name="l00065"></a>00065 <span class="keyword">struct</span> tm *result,
<a name="l00066"></a>00066 <span class="keywordtype">bool</span> &utc,
<a name="l00067"></a>00067 <span class="keywordtype">bool</span> *zone,
<a name="l00068"></a>00068 <span class="keywordtype">int</span> *zoneminutes)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 memset(result, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> tm));
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="comment">// handle YYYY-MM-DDTHH:MM:SS.uuu-HH:MM format</span>
<a name="l00073"></a>00073 <span class="comment">// by stripping out the dashes and colons</span>
<a name="l00074"></a>00074 <span class="keywordtype">string</span> ts = timestamp;
<a name="l00075"></a>00075 string::iterator i = ts.begin();
<a name="l00076"></a>00076 <span class="keywordtype">bool</span> date = <span class="keyword">true</span>;
<a name="l00077"></a>00077 <span class="keywordflow">while</span>( i != ts.end() ) {
<a name="l00078"></a>00078 <span class="keywordflow">if</span>( *i == <span class="charliteral">'T'</span> )
<a name="l00079"></a>00079 date = <span class="keyword">false</span>;
<a name="l00080"></a>00080 <span class="keywordflow">if</span>( (date && *i == <span class="charliteral">'-'</span>) || *i == <span class="charliteral">':'</span> )
<a name="l00081"></a>00081 ts.erase(i);
<a name="l00082"></a>00082 <span class="keywordflow">else</span>
<a name="l00083"></a>00083 ++i;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordtype">int</span> found = sscanf(ts.c_str(), <span class="stringliteral">"%04d%02d%02dT%02d%02d%02d"</span>,
<a name="l00087"></a>00087 &(result->tm_year), &(result->tm_mon), &(result->tm_mday),
<a name="l00088"></a>00088 &(result->tm_hour), &(result->tm_min), &(result->tm_sec));
<a name="l00089"></a>00089
<a name="l00090"></a>00090 result->tm_year -= 1900;
<a name="l00091"></a>00091 result->tm_mon -= 1;
<a name="l00092"></a>00092 result->tm_isdst = -1;
<a name="l00093"></a>00093 <span class="keywordflow">if</span>( found == 3 ) {
<a name="l00094"></a>00094 <span class="comment">// only a date available, so force time to 00:00:00</span>
<a name="l00095"></a>00095 result->tm_hour = 0;
<a name="l00096"></a>00096 result->tm_min = 0;
<a name="l00097"></a>00097 result->tm_sec = 0;
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( found != 6 ) {
<a name="l00100"></a>00100 <span class="keywordflow">return</span> 0;
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a>00103 utc = ts.find(<span class="charliteral">'Z'</span>, 15) != string::npos;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="keywordflow">if</span>( zone && zoneminutes ) {
<a name="l00106"></a>00106 *zone = <span class="keyword">false</span>;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordtype">size_t</span> neg = ts.find(<span class="charliteral">'-'</span>, 15);
<a name="l00109"></a>00109 <span class="keywordtype">size_t</span> pos = ts.find(<span class="charliteral">'+'</span>, 15);
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="keywordflow">if</span>( neg != string::npos || pos != string::npos ) {
<a name="l00112"></a>00112 <span class="comment">// capture timezone offset</span>
<a name="l00113"></a>00113 <span class="keywordtype">size_t</span> it = neg != string::npos ? neg : pos;
<a name="l00114"></a>00114 it++;
<a name="l00115"></a>00115 <span class="keywordtype">string</span> offset = ts.substr(it);
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordtype">int</span> hour, min;
<a name="l00118"></a>00118 found = sscanf(offset.c_str(), <span class="stringliteral">"%02d%02d"</span>,
<a name="l00119"></a>00119 &hour, &min);
<a name="l00120"></a>00120 <span class="keywordflow">if</span>( offset.size() == 4 && found == 2 ) {
<a name="l00121"></a>00121 *zone = <span class="keyword">true</span>;
<a name="l00122"></a>00122 *zoneminutes = hour * 60 + min;
<a name="l00123"></a>00123 <span class="keywordflow">if</span>( neg != string::npos )
<a name="l00124"></a>00124 *zoneminutes *= -1;
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="keywordflow">return</span> result;
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a>00132 std::string tm_to_iso(<span class="keyword">const</span> <span class="keyword">struct</span> tm *t, <span class="keywordtype">bool</span> utc)
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 <span class="keywordtype">char</span> tmp[128];
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keywordtype">int</span> cc = snprintf(tmp, <span class="keyword">sizeof</span>(tmp), <span class="stringliteral">"%04d%02d%02dT%02d%02d%02d"</span>,
<a name="l00137"></a>00137 t->tm_year + 1900,
<a name="l00138"></a>00138 t->tm_mon + 1,
<a name="l00139"></a>00139 t->tm_mday,
<a name="l00140"></a>00140 t->tm_hour,
<a name="l00141"></a>00141 t->tm_min,
<a name="l00142"></a>00142 t->tm_sec
<a name="l00143"></a>00143 );
<a name="l00144"></a>00144 <span class="keywordflow">if</span>( cc < 0 || (<span class="keywordtype">size_t</span>)cc >= <span class="keyword">sizeof</span>(tmp) )
<a name="l00145"></a>00145 <span class="keywordflow">return</span> <span class="stringliteral">""</span>;
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keywordflow">if</span>( utc ) {
<a name="l00148"></a>00148 <span class="keywordflow">if</span>( (<span class="keywordtype">size_t</span>)cc >= (<span class="keyword">sizeof</span>(tmp) - 1) )
<a name="l00149"></a>00149 <span class="keywordflow">return</span> <span class="stringliteral">""</span>; <span class="comment">// not enough room for Z</span>
<a name="l00150"></a>00150 tmp[cc++] = <span class="charliteral">'Z'</span>;
<a name="l00151"></a>00151 tmp[cc] = 0;
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keywordflow">return</span> tmp;
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156
<a name="l00157"></a><a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#6770fc385305652d74b565b882dfab0c">00157</a> <a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html" title="Wrapper class for the TZ environment variable.">TzWrapper</a>& <a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#6770fc385305652d74b565b882dfab0c" title="Set timezone via offset in minutes Negative minutes goes west, positive goes east...">TzWrapper::SetOffset</a>(<span class="keywordtype">int</span> zoneminutes)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 <span class="comment">//</span>
<a name="l00160"></a>00160 <span class="comment">// Set a custom TZ with the offset in hours/minutes.</span>
<a name="l00161"></a>00161 <span class="comment">//</span>
<a name="l00162"></a>00162 <span class="comment">// Note that TZ sees negative offsets as *ahead* of</span>
<a name="l00163"></a>00163 <span class="comment">// UTC and positive offsets as behind UTC. Therefore,</span>
<a name="l00164"></a>00164 <span class="comment">// Berlin, one hour ahead of UTC is -01:00 and</span>
<a name="l00165"></a>00165 <span class="comment">// Canada/Eastern standard time is +05:00.</span>
<a name="l00166"></a>00166 <span class="comment">//</span>
<a name="l00167"></a>00167 <span class="comment">// This is exactly opposite to the ISO timestamp format</span>
<a name="l00168"></a>00168 <span class="comment">// which would have +01:00 and -05:00 respectively,</span>
<a name="l00169"></a>00169 <span class="comment">// and therefore exactly opposite to the sign of zoneminutes.</span>
<a name="l00170"></a>00170 <span class="comment">//</span>
<a name="l00171"></a>00171 <span class="comment">// We use a fake timezone name of XXX here, since it</span>
<a name="l00172"></a>00172 <span class="comment">// doesn't matter, we are only interested in the offset.</span>
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="keywordtype">char</span> buf[128];
<a name="l00175"></a>00175 sprintf(buf, <span class="stringliteral">"XXX%c%02d:%02d"</span>,
<a name="l00176"></a>00176 (zoneminutes < 0 ? <span class="charliteral">'+'</span> : <span class="charliteral">'-'</span>),
<a name="l00177"></a>00177 abs(zoneminutes) / 60,
<a name="l00178"></a>00178 abs(zoneminutes) % 60
<a name="l00179"></a>00179 );
<a name="l00180"></a>00180 <span class="keywordflow">return</span> <a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#46e3e3ec5c35694810271476707a6186" title="Set TZ to a new value.">Set</a>(buf);
<a name="l00181"></a>00181 }
<a name="l00182"></a>00182
<a name="l00183"></a><a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#c1524071e5a61fa789331c9784b6093d">00183</a> time_t TzWrapper::iso_mktime(<span class="keyword">const</span> <span class="keywordtype">char</span> *timestamp)
<a name="l00184"></a>00184 {
<a name="l00185"></a>00185 <span class="keywordtype">bool</span> utc, zone;
<a name="l00186"></a>00186 <span class="keyword">struct </span>tm t;
<a name="l00187"></a>00187 <span class="keywordtype">int</span> zoneminutes;
<a name="l00188"></a>00188 <span class="keywordflow">if</span>( !iso_to_tm(timestamp, &t, utc, &zone, &zoneminutes) )
<a name="l00189"></a>00189 <span class="keywordflow">return</span> (time_t)-1;
<a name="l00190"></a>00190
<a name="l00191"></a>00191 <a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html" title="Wrapper class for the TZ environment variable.">TzWrapper</a> tzw;
<a name="l00192"></a>00192 <span class="keywordflow">if</span>( utc ) {
<a name="l00193"></a>00193 tzw.<a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#ab3349c356c87e37d41841d78fd8f227" title="Set timezone to UTC.">SetUTC</a>();
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( zone ) {
<a name="l00196"></a>00196 tzw.<a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#6770fc385305652d74b565b882dfab0c" title="Set timezone via offset in minutes Negative minutes goes west, positive goes east...">SetOffset</a>(zoneminutes);
<a name="l00197"></a>00197 }
<a name="l00198"></a>00198 <span class="keywordflow">return</span> tzw.<a class="code" href="classBarry_1_1Sync_1_1TzWrapper.html#1f1529e9d5001b0b08de41d884c27d63">mktime</a>(&t);
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200
<a name="l00201"></a>00201 }} <span class="comment">// namespace Barry::Sync</span>
<a name="l00202"></a>00202
<a name="l00203"></a>00203
<a name="l00204"></a>00204 <span class="preprocessor">#ifdef TZ_TEST_MODE</span>
<a name="l00205"></a>00205 <span class="preprocessor"></span><span class="preprocessor">#include <iostream></span>
<a name="l00206"></a>00206 <span class="keyword">using namespace </span>std;
<a name="l00207"></a>00207 <span class="keyword">using namespace </span>Barry::Sync;
<a name="l00208"></a>00208 <span class="keywordtype">int</span> main()
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 time_t now = time(NULL);
<a name="l00211"></a>00211
<a name="l00212"></a>00212 cout << <span class="stringliteral">"TZ: "</span> << TzWrapper().ctime(&now);
<a name="l00213"></a>00213 cout << <span class="stringliteral">"UTC: "</span> << TzWrapper(<span class="stringliteral">""</span>).ctime(&now);
<a name="l00214"></a>00214 cout << <span class="stringliteral">"UTC: "</span> << TzWrapper().SetUTC().ctime(&now);
<a name="l00215"></a>00215 cout << <span class="stringliteral">"SysLocaltime: "</span> << TzWrapper().SetUTC().SetSysLocal().ctime(&now);
<a name="l00216"></a>00216 cout << <span class="stringliteral">"TZ: "</span> << TzWrapper().SetUTC().SetDefault().ctime(&now);
<a name="l00217"></a>00217 cout << <span class="stringliteral">"Canada/Eastern: "</span> << TzWrapper(<span class="stringliteral">"Canada/Eastern"</span>).ctime(&now);
<a name="l00218"></a>00218 cout << <span class="stringliteral">"Canada/Pacific: "</span> << TzWrapper(<span class="stringliteral">"Canada/Pacific"</span>).ctime(&now);
<a name="l00219"></a>00219
<a name="l00220"></a>00220 {
<a name="l00221"></a>00221 TzWrapper tzw(<span class="stringliteral">"UTC"</span>);
<a name="l00222"></a>00222 cout << <span class="stringliteral">"UTC: "</span> << ctime(&now);
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224
<a name="l00225"></a>00225 cout << <span class="stringliteral">"TZ: "</span> << ctime(&now);
<a name="l00226"></a>00226
<a name="l00227"></a>00227 <span class="comment">// test iso_mktime()... the test values assume a Canada/Eastern TZ</span>
<a name="l00228"></a>00228 cout << <span class="stringliteral">"Using Canada/Eastern:"</span> << endl;
<a name="l00229"></a>00229 TzWrapper tzw(<span class="stringliteral">"Canada/Eastern"</span>);
<a name="l00230"></a>00230 <span class="keyword">const</span> <span class="keywordtype">char</span> *iso1 = <span class="stringliteral">"20100430T231500"</span>;
<a name="l00231"></a>00231 <span class="keyword">const</span> <span class="keywordtype">char</span> *iso2 = <span class="stringliteral">"20100501T031500Z"</span>;
<a name="l00232"></a>00232 time_t t1 = TzWrapper::iso_mktime(iso1);
<a name="l00233"></a>00233 time_t t2 = TzWrapper::iso_mktime(iso2);
<a name="l00234"></a>00234 cout << <span class="stringliteral">" "</span> << iso1 << <span class="stringliteral">": ("</span> << t1 << <span class="stringliteral">") "</span> << ctime(&t1);
<a name="l00235"></a>00235 cout << iso2 << <span class="stringliteral">": ("</span> << t2 << <span class="stringliteral">") "</span> << ctime(&t2);
<a name="l00236"></a>00236 <span class="keywordflow">if</span>( t1 == t2 )
<a name="l00237"></a>00237 cout << <span class="stringliteral">"t1 == t2: passed"</span> << endl;
<a name="l00238"></a>00238 <span class="keywordflow">else</span>
<a name="l00239"></a>00239 cout << <span class="stringliteral">"t1 != t2: ERROR"</span> << endl;
<a name="l00240"></a>00240
<a name="l00241"></a>00241 time_t t3 = TzWrapper::iso_mktime(<span class="stringliteral">"2010-05-01T03:15:00.000Z"</span>);
<a name="l00242"></a>00242 cout << ctime(&t3);
<a name="l00243"></a>00243 <span class="keywordflow">if</span>( t2 == t3 )
<a name="l00244"></a>00244 cout << <span class="stringliteral">"t2 == t3: passed"</span> << endl;
<a name="l00245"></a>00245 <span class="keywordflow">else</span>
<a name="l00246"></a>00246 cout << <span class="stringliteral">"t2 != t3: ERROR"</span> << endl;
<a name="l00247"></a>00247
<a name="l00248"></a>00248 time_t t4 = TzWrapper::iso_mktime(<span class="stringliteral">"2010-05-01T04:15:00.000+01:00"</span>);
<a name="l00249"></a>00249 cout << ctime(&t4);
<a name="l00250"></a>00250 <span class="keywordflow">if</span>( t3 == t4 )
<a name="l00251"></a>00251 cout << <span class="stringliteral">"t3 == t4: passed"</span> << endl;
<a name="l00252"></a>00252 <span class="keywordflow">else</span>
<a name="l00253"></a>00253 cout << <span class="stringliteral">"t3 != t4: ERROR"</span> << endl;
<a name="l00254"></a>00254
<a name="l00255"></a>00255 time_t t5 = TzWrapper::iso_mktime(<span class="stringliteral">"2010-05-01T00:15:00.000-03:00"</span>);
<a name="l00256"></a>00256 cout << ctime(&t5);
<a name="l00257"></a>00257 <span class="keywordflow">if</span>( t4 == t5 )
<a name="l00258"></a>00258 cout << <span class="stringliteral">"t4 == t5: passed"</span> << endl;
<a name="l00259"></a>00259 <span class="keywordflow">else</span>
<a name="l00260"></a>00260 cout << <span class="stringliteral">"t4 != t5: ERROR: t4: "</span> << t4 << <span class="stringliteral">" t5: "</span> << t5 << endl;
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="keywordflow">if</span>( TzWrapper::iso_mktime(<span class="stringliteral">"20100430"</span>) != (time_t)-1 )
<a name="l00263"></a>00263 cout << <span class="stringliteral">"Date check: passed"</span> << endl;
<a name="l00264"></a>00264 <span class="keywordflow">else</span>
<a name="l00265"></a>00265 cout << <span class="stringliteral">"Date check: ERROR"</span> << endl;
<a name="l00266"></a>00266
<a name="l00267"></a>00267 cout << <span class="stringliteral">"t1: "</span> << tm_to_iso(gmtime(&t1), <span class="keyword">true</span>) << endl;
<a name="l00268"></a>00268
<a name="l00269"></a>00269 <span class="keywordtype">bool</span> utc, zone;
<a name="l00270"></a>00270 <span class="keywordtype">int</span> zoneminutes;
<a name="l00271"></a>00271 <span class="keyword">struct </span>tm zonetest;
<a name="l00272"></a>00272 <span class="keywordflow">if</span>( !iso_to_tm(<span class="stringliteral">"2010-05-01T04:15:00.000-"</span>, &zonetest, utc, &zone, &zoneminutes) )
<a name="l00273"></a>00273 cout << <span class="stringliteral">"iso_to_tm failed wrongly: ERROR"</span> << endl;
<a name="l00274"></a>00274 <span class="keywordflow">if</span>( zone )
<a name="l00275"></a>00275 cout << <span class="stringliteral">"zone true?: ERROR"</span> << endl;
<a name="l00276"></a>00276 <span class="keywordflow">else</span>
<a name="l00277"></a>00277 cout << <span class="stringliteral">"zone fail check: passed"</span> << endl;
<a name="l00278"></a>00278
<a name="l00279"></a>00279 <span class="keywordflow">if</span>( !iso_to_tm(<span class="stringliteral">"2010-05-01T04:15:00.000-010"</span>, &zonetest, utc, &zone, &zoneminutes) )
<a name="l00280"></a>00280 cout << <span class="stringliteral">"iso_to_tm failed wrongly: ERROR"</span> << endl;
<a name="l00281"></a>00281 <span class="keywordflow">if</span>( zone )
<a name="l00282"></a>00282 cout << <span class="stringliteral">"zone true?: ERROR"</span> << endl;
<a name="l00283"></a>00283 <span class="keywordflow">else</span>
<a name="l00284"></a>00284 cout << <span class="stringliteral">"zone fail check2: passed"</span> << endl;
<a name="l00285"></a>00285 }
<a name="l00286"></a>00286 <span class="preprocessor">#endif</span>
<a name="l00287"></a>00287 <span class="preprocessor"></span>
</pre></div></div>
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