Linux Certif

Toute la documentation sur la certification Linux LPI

wcrtomb

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#include <wchar.h>



size_t wcrtomb(char *s, wchar_t wc, mbstate_t *ps);

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Ê̤Υ±¡¼¥¹¤È¤·¤Æ¤Ï¡¢s ¤Ï NULL ¤Ç¤Ê¤¤¤¬ wc ¤¬ L'\0' ¤Î¤³¤È¤¬ ¤¢¤ë¡£¤³¤Î¾ì¹ç¤Î wcrtomb() ´Ø¿ô¤Ï¡¢*ps ¤ò½é´ü¾õÂÖ¤ËÌ᤹¤Î¤Ëɬ Íפʥ·¥Õ¥È¥·¡¼¥±¥ó¥¹¤ò s ¤¬»Ø¤¹ char ·¿ÇÛÎó¤Ë³ÊǼ¤·¡¢¤½¤Î¸å¤Ë '\0' ¤ò³ÊǼ¤¹¤ë¡£¤³¤Î´Ø¿ô¤Ï¥·¥Õ¥È¾õÂÖ *ps ¤ò¹¹¿·¤·(¤Ä¤Þ¤ê½é´ü¾õÂÖ¤ËÌá ¤·)¡¢¥·¥Õ¥È¥·¡¼¥±¥ó¥¹¤ÎŤµ¤Ë 1 ¤ò²Ã¤¨¤¿ÃͤòÊÖ¤¹¡£¤³¤ÎÃÍ¤Ï s ¤Ë ½ñ¤­¹þ¤Þ¤ì¤¿¥Ð¥¤¥È¿ô¤Ç¤¢¤ë¡£

»°ÈÖÌܤΥ±¡¼¥¹¤Ï¡¢s ¤¬ NULL ¤Î»þ¤Ç¤¢¤ë¡£¤³¤Î¾ì¹ç¤Ë¤Ï wc ¤Ï ̵»ë¤µ¤ì¡¢´Ø¿ô¤Î¼ÂºÝ¤Î¸ú²Ì¤È¤·¤Æ¤Ï wcrtomb(buf,L'\0',ps) ¤ÈƱ¤¸ Ãͤ¬ÊÖ¤µ¤ì¤ë¡£¤³¤³¤Ç¡¢buf ¤ÏÆâÉôŪ¤Êƿ̾¤Î¥Ð¥Ã¥Õ¥¡¤Ç¤¢¤ë¡£

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ps ¤Ë NULL ¤òÅϤ·¤¿ºÝ¤ÎÆ°ºî¤Ï¥Þ¥ë¥Á¥¹¥ì¥Ã¥É¥»¡¼¥Õ¤Ç¤Ê¤¤¡£

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