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24.6.2 ¥Õ¥¡¥¤¥ë¤Î¼ïÎà¤Î¶èÊÌ

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Function: file-symlink-p filename

¥Õ¥¡¥¤¥ëfilename¤¬¥·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤Ç¤¢¤ë¤È¡¢ ´Ø¿ôfile-symlink-p¤ÏÅö³º¥ê¥ó¥¯¤¬»Ø¤¹¥Õ¥¡¥¤¥ë¤Î̾Á°¤òÊÖ¤¹¡£ ¤³¤ì¤Ï¡¢¥Æ¥­¥¹¥È¥Õ¥¡¥¤¥ë¡¢¥Ç¥£¥ì¥¯¥È¥ê¡¢Ê̤Υ·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¡¢ ¸ºß¤·¤Ê¤¤¥Õ¥¡¥¤¥ë¤Î̾Á°¤Î¤¤¤º¤ì¤«¤Ç¤¢¤ë¡£

¥Õ¥¡¥¤¥ëfilename¤¬¥·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤Ç¤Ê¤¤ ¡Ê¤¢¤ë¤¤¤ÏÅö³º¥Õ¥¡¥¤¥ë¤¬Â¸ºß¤·¤Ê¤¤¡Ë¾ì¹ç¡¢ file-symlink-p¤Ïnil¤òÊÖ¤¹¡£

(file-symlink-p "foo")
     ⇒ nil
(file-symlink-p "sym-link")
     ⇒ "foo"
(file-symlink-p "sym-link2")
     ⇒ "sym-link"
(file-symlink-p "/bin")
     ⇒ "/pub/bin"
Function: file-directory-p filename

¥Õ¥¡¥¤¥ëfilename¤¬´û¸¥Ç¥£¥ì¥¯¥È¥ê¤Î̾Á°¤Ç¤¢¤ë¤Èt¤òÊÖ¤·¡¢ ¤µ¤â¤Ê¤±¤ì¤Ðnil¤òÊÖ¤¹¡£

(file-directory-p "~rms")
     ⇒ t
(file-directory-p "~rms/lewis/files.texi")
     ⇒ nil
(file-directory-p "~rms/lewis/no-such-file")
     ⇒ nil
(file-directory-p "$HOME")
     ⇒ nil
(file-directory-p
 (substitute-in-file-name "$HOME"))
     ⇒ t
Function: file-regular-p filename

¥Õ¥¡¥¤¥ëfilename¤¬Â¸ºß¤·¤½¤ì¤¬ÉáÄ̤Υե¡¥¤¥ë ¡Ê¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤â¥·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤Ç¤â̾Á°ÉÕ¤­¥Ñ¥¤¥×¤Ç¤â üËö¤Ç¤â¤½¤Î¾¤ÎÆþ½ÐÎÏÁõÃ֤Ǥâ¤Ê¤¤¡Ë¤Ç¤¢¤ì¤Ð¡¢ ¤³¤Î´Ø¿ô¤Ït¤òÊÖ¤¹¡£