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<a name="l00129"></a>00129 OCI_CHECK(item == NULL, FALSE);<a name="l00130"></a>00130 <a name="l00131"></a>00131 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00132"></a>00132 <a class="code" href="group__g__threads.html#g88a05b41e24b3bd1789688702cc6f4f4" title="Acquire a mutex lock.">OCI_MutexAcquire</a>(list->mutex);<a name="l00133"></a>00133 <a name="l00134"></a>00134 temp = list->head;<a name="l00135"></a>00135 <a name="l00136"></a>00136 <span class="keywordflow">while</span> (temp != NULL && temp->next)<a name="l00137"></a>00137 {<a name="l00138"></a>00138 temp = temp->next;<a name="l00139"></a>00139 }<a name="l00140"></a>00140 <a name="l00141"></a>00141 <span class="keywordflow">if</span> (temp != NULL)<a name="l00142"></a>00142 temp->next = item;<a name="l00143"></a>00143 <span class="keywordflow">else</span><a name="l00144"></a>00144 list->head = item;<a name="l00145"></a>00145 <a name="l00146"></a>00146 list->count++;<a name="l00147"></a>00147 <a name="l00148"></a>00148 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00149"></a>00149 <a class="code" href="group__g__threads.html#g366f287cf828533617faf0785181de7f" title="Release a mutex lock.">OCI_MutexRelease</a>(list->mutex);<a name="l00150"></a>00150 <a name="l00151"></a>00151 <span class="keywordflow">return</span> item;<a name="l00152"></a>00152 }<a name="l00153"></a>00153 <a name="l00154"></a>00154 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00155"></a>00155 <span class="comment"> * OCI_ListClear</span><a name="l00156"></a>00156 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00157"></a>00157 <a name="l00158"></a>00158 <span class="keywordtype">boolean</span> OCI_ListClear(OCI_List *list)<a name="l00159"></a>00159 {<a name="l00160"></a>00160 OCI_Item *item = NULL;<a name="l00161"></a>00161 OCI_Item *temp = NULL;<a name="l00162"></a>00162 <a name="l00163"></a>00163 OCI_CHECK(list == NULL, FALSE);<a name="l00164"></a>00164 <a name="l00165"></a>00165 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00166"></a>00166 <a class="code" href="group__g__threads.html#g88a05b41e24b3bd1789688702cc6f4f4" title="Acquire a mutex lock.">OCI_MutexAcquire</a>(list->mutex);<a name="l00167"></a>00167 <a name="l00168"></a>00168 <span class="comment">/* walk along the list to free item's buffer */</span><a name="l00169"></a>00169 <a name="l00170"></a>00170 item = list->head;<a name="l00171"></a>00171 <a name="l00172"></a>00172 <span class="keywordflow">while</span> (item != NULL)<a name="l00173"></a>00173 {<a name="l00174"></a>00174 temp = item;<a name="l00175"></a>00175 item = item->next;<a name="l00176"></a>00176 <a name="l00177"></a>00177 <span class="comment">/* free data */</span><a name="l00178"></a>00178 <a name="l00179"></a>00179 OCI_FREE(temp->data);<a name="l00180"></a>00180 OCI_FREE(temp);<a name="l00181"></a>00181 }<a name="l00182"></a>00182 <a name="l00183"></a>00183 list->head = NULL;<a name="l00184"></a>00184 list->count = 0;<a name="l00185"></a>00185 <a name="l00186"></a>00186 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00187"></a>00187 <a class="code" href="group__g__threads.html#g366f287cf828533617faf0785181de7f" title="Release a mutex lock.">OCI_MutexRelease</a>(list->mutex);<a name="l00188"></a>00188 <a name="l00189"></a>00189 <span class="keywordflow">return</span> TRUE;<a name="l00190"></a>00190 }<a name="l00191"></a>00191 <a name="l00192"></a>00192 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00193"></a>00193 <span class="comment"> * OCI_ListForEach</span><a name="l00194"></a>00194 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00195"></a>00195 <a name="l00196"></a>00196 <span class="keywordtype">boolean</span> OCI_ListForEach(OCI_List *list, <span class="keywordtype">boolean</span> (*proc)(<span class="keywordtype">void</span> *))<a name="l00197"></a>00197 {<a name="l00198"></a>00198 OCI_Item *item = NULL;<a name="l00199"></a>00199 <a name="l00200"></a>00200 OCI_CHECK(list == NULL, FALSE);<a name="l00201"></a>00201 <a name="l00202"></a>00202 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00203"></a>00203 <a class="code" href="group__g__threads.html#g88a05b41e24b3bd1789688702cc6f4f4" title="Acquire a mutex lock.">OCI_MutexAcquire</a>(list->mutex);<a name="l00204"></a>00204 <a name="l00205"></a>00205 item = list->head;<a name="l00206"></a>00206 <a name="l00207"></a>00207 <span class="comment">/* for each item in the list, execute the given callback */</span><a name="l00208"></a>00208 <a name="l00209"></a>00209 <span class="keywordflow">while</span> (item != NULL)<a name="l00210"></a>00210 {<a name="l00211"></a>00211 proc(item->data);<a name="l00212"></a>00212 item = item->next;<a name="l00213"></a>00213 }<a name="l00214"></a>00214 <a name="l00215"></a>00215 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00216"></a>00216 <a class="code" href="group__g__threads.html#g366f287cf828533617faf0785181de7f" title="Release a mutex lock.">OCI_MutexRelease</a>(list->mutex);<a name="l00217"></a>00217 <a name="l00218"></a>00218 <span class="keywordflow">return</span> TRUE;<a name="l00219"></a>00219 }<a name="l00220"></a>00220 <a name="l00221"></a>00221 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00222"></a>00222 <span class="comment"> * OCI_ListRemove</span><a name="l00223"></a>00223 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00224"></a>00224 <a name="l00225"></a>00225 <span class="keywordtype">boolean</span> OCI_ListRemove(OCI_List *list, <span class="keywordtype">void</span> *data)<a name="l00226"></a>00226 {<a name="l00227"></a>00227 OCI_Item *item = NULL;<a name="l00228"></a>00228 OCI_Item *temp = NULL;<a name="l00229"></a>00229 <a name="l00230"></a>00230 OCI_CHECK(list == NULL, FALSE);<a name="l00231"></a>00231 OCI_CHECK(data == NULL, FALSE);<a name="l00232"></a>00232 <a name="l00233"></a>00233 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00234"></a>00234 <a class="code" href="group__g__threads.html#g88a05b41e24b3bd1789688702cc6f4f4" title="Acquire a mutex lock.">OCI_MutexAcquire</a>(list->mutex);<a name="l00235"></a>00235 <a name="l00236"></a>00236 item = list->head;<a name="l00237"></a>00237 <a name="l00238"></a>00238 <span class="keywordflow">while</span> (item != NULL)<a name="l00239"></a>00239 {<a name="l00240"></a>00240 <span class="keywordflow">if</span> (item->data == data)<a name="l00241"></a>00241 {<a name="l00242"></a>00242 <span class="keywordflow">if</span> (temp) temp->next = item->next;<a name="l00243"></a>00243 <a name="l00244"></a>00244 <span class="comment">/* if item was the first entry, readjust the first list</span><a name="l00245"></a>00245 <span class="comment"> entry to next element */</span><a name="l00246"></a>00246 <a name="l00247"></a>00247 <span class="keywordflow">if</span> (item == list->head) list->head = item->next;<a name="l00248"></a>00248 <a name="l00249"></a>00249 OCI_FREE(item);<a name="l00250"></a>00250 <a name="l00251"></a>00251 <span class="keywordflow">break</span>;<a name="l00252"></a>00252 }<a name="l00253"></a>00253 <a name="l00254"></a>00254 temp = item;<a name="l00255"></a>00255 item = item->next;<a name="l00256"></a>00256 }<a name="l00257"></a>00257 <a name="l00258"></a>00258 list->count--;<a name="l00259"></a>00259 <a name="l00260"></a>00260 <span class="keywordflow">if</span> (list->mutex != NULL)<a name="l00261"></a>00261 <a class="code" href="group__g__threads.html#g366f287cf828533617faf0785181de7f" title="Release a mutex lock.">OCI_MutexRelease</a>(list->mutex);<a name="l00262"></a>00262 <a name="l00263"></a>00263 <span class="keywordflow">return</span> TRUE;<a name="l00264"></a>00264 }</pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Sat Apr 18 01:13:09 2009 for OCILIB (C Driver for Oracle) by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.4 </small></address></body></html>⌨️ 快捷键说明
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