log4cpp鏄竴涓狢++缂栧啓鐨勬棩蹇楀簱锛岀敤浜庡湪搴旂敤绋嬪簭涓褰曟棩蹇椾俊鎭€傚畠鎻愪緵浜嗗绉嶆棩蹇楄褰曟柟寮忓拰鐏垫椿鐨勯厤缃€夐」銆?/p>

浠ヤ笅鏄痩og4cpp搴撶殑浣跨敤姝ラ锛?/p>

1. 涓嬭浇鍜屽畨瑁卨og4cpp搴擄細鍙互浠巐og4cpp瀹樻柟缃戠珯锛坔ttp://log4cpp.sourceforge.net/锛変笅杞芥簮浠ｇ爜锛岀劧鍚庢寜鐓у畼鏂规枃妗ｄ腑鐨勮鏄庤繘琛屽畨瑁呫€?/p>

2. 鍖呭惈澶存枃浠讹細鍦ㄩ渶瑕佷娇鐢╨og4cpp鐨勬簮鏂囦欢涓紝鍖呭惈log4cpp鐨勫ご鏂囦欢銆?/p>

#include <log4cpp/Category.hh>
#include <log4cpp/OstreamAppender.hh>
#include <log4cpp/PatternLayout.hh>

3. 鍒濆鍖栧拰閰嶇疆log4cpp锛氬湪绋嬪簭鐨勫叆鍙ｅ锛屽垵濮嬪寲骞堕厤缃甽og4cpp銆?/li>

log4cpp::Appender *appender = new log4cpp::OstreamAppender("console", &std::cout);
log4cpp::PatternLayout *layout = new log4cpp::PatternLayout();
layout->setConversionPattern("%d: %p %c %x: %m%n");
appender->setLayout(layout);

log4cpp::Category& root = log4cpp::Category::getRoot();
root.setAppender(appender);
root.setPriority(log4cpp::Priority::DEBUG);

鍦ㄤ笂杩颁唬鐮佷腑锛屾垜浠垱寤轰簡涓€涓狾streamAppender锛屽皢鏃ュ織杈撳嚭鍒版帶鍒跺彴銆傜劧鍚庡垱寤轰竴涓狿atternLayout锛屽畾涔夋棩蹇楃殑鏍煎紡銆傛渶鍚庡皢Appender鍜孡ayout閰嶇疆缁欐牴鏃ュ織Category銆?/p>

4. 浣跨敤log4cpp璁板綍鏃ュ織锛氬湪闇€瑕佽褰曟棩蹇楃殑鍦版柟锛屼娇鐢╨og4cpp鐨凜ategory瀵硅薄璁板綍鏃ュ織銆?/li>

log4cpp::Category& root = log4cpp::Category::getRoot();
root.info("This is an information message");
root.warn("This is a warning message");
root.error("This is an error message");

鍦ㄤ笂杩颁唬鐮佷腑锛屾垜浠娇鐢–ategory瀵硅薄鐨刬nfo銆亀arn鍜宔rror鏂规硶璁板綍涓嶅悓绾у埆鐨勬棩蹇椾俊鎭€?/p>

5. 缂栬瘧鍜岃繍琛岀▼搴忥細灏嗘簮鏂囦欢缂栬瘧鎴愬彲鎵ц鏂囦欢锛屽苟杩愯绋嬪簭銆傛棩蹇椾俊鎭皢浼氭寜鐓ч厤缃殑鏍煎紡鍜岀骇鍒繘琛岃緭鍑恒€?/li>

浠ヤ笂灏辨槸浣跨敤log4cpp搴撹褰曟棩蹇楃殑鍩烘湰姝ラ銆傚湪瀹為檯浣跨敤涓紝杩樺彲浠ユ牴鎹渶瑕佽繘琛屾洿璇︾粏鐨勯厤缃紝渚嬪杈撳嚭鍒版枃浠躲€佹寜鏃ユ湡鍒囧壊鏃ュ織鏂囦欢绛夈€傚彲浠ュ弬鑰僱og4cpp瀹樻柟鏂囨。涓殑閰嶇疆閫夐」杩涜璁剧疆銆?/p>