Rechercher une page de manuel
getdtablesize
Langue: ja
Version: 2002-04-15 (openSuse - 09/10/07)
Section: 2 (Appels système)
̾Á°
getdtablesize - ¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¦¥Æ¡¼¥Ö¥ë¤Î¥µ¥¤¥º¤ò¼èÆÀ¤¹¤ë½ñ¼°
#include <unistd.h>int getdtablesize(void);
ÀâÌÀ
getdtablesize() ¤Ï 1 ¤Ä¤Î¥×¥í¥»¥¹¤Î¥ª¡¼¥×¥ó¤Ç¤¤ë¥Õ¥¡¥¤¥ë¿ô¤ÎºÇÂçÃͤòÊÖ¤¹¡£ ÊÖ¤êÃͤϥե¡¥¤¥ë¥Ç¥£¥¹¥¯¥ê¥×¥¿¤Î¼è¤êÆÀ¤ëºÇÂçÃͤè¤ê 1 Â礤¤ÃͤǤ¢¤ë¡£ÊÖ¤êÃÍ
¥×¥í¥»¥¹Ëè¤Ë¥ª¡¼¥×¥ó¤Ç¤¤ë¥Õ¥¡¥¤¥ë¿ô¤Î¸½ºß¤ÎÀ©¸ÂÃÍ¡£¥¨¥é¡¼
Linux ¤Ç¤Ï¡¢ getdtablesize() ¤Ï getrlimit(2) ¤ÇÀâÌÀ¤µ¤ì¤Æ¤¤¤ë¥¨¥é¡¼¤òÊÖ¤¹¤³¤È¤¬¤¢¤ë¡£ ²¼µ¤Î¡ÖÃí°Õ¡×¤ò»²¾È¤Î¤³¤È¡£½àµò
SVr4, 4.4BSD (getdtablesize() ´Ø¿ô¤Ï 4.2BSD ¤ÇºÇ½é¤Ë¸½¤ï¤ì¤¿)¡£ ¤³¤ì¤Ï POSIX.1-2001 ¤Çµ¬Äꤵ¤ì¤Æ¤¤¤Ê¤¤¤Î¤Ç¡¢ °Ü¿¢À¤Î¤¢¤ë¥¢¥×¥ê¥±¡¼¥·¥ç¥ó¤Ï¤³¤Î¸Æ¤Ó½Ð¤·¤ÎÂå¤ï¤ê¤Ë sysconf(_SC_OPEN_MAX) ¤ò»È¤¦¤Ù¤¤Ç¤¢¤ë¡£Ãí°Õ
getdtablesize() ¤Ï libc ¤Î¥é¥¤¥Ö¥é¥ê´Ø¿ô¤È¤·¤Æ¼ÂÁõ¤µ¤ì¤Æ¤¤¤ë¡£glibc ÈÇ¤Ï getrlimit(2) ¤ò¸Æ¤Ó½Ð¤·¤Æ¡¢¸½ºß¤Î RLIMIT_NOFILE ¤òÊÖ¤¹¡£ ¸Æ¤Ó½Ð¤·¤Ë¼ºÇÔ¤·¤¿¾ì¹ç¤Ï OPEN_MAX ¤òÊÖ¤¹¡£ libc4 ¤È libc5 ¤Ç¤Ï OPEN_MAX (Linux 0.98.4 °Ê¹ß¤Ç¤Ï 256 ¤ËÀßÄꤵ¤ì¤Æ¤¤¤ë) ¤òÊÖ¤¹¡£´ØÏ¢¹àÌÜ
close(2), dup(2), getrlimit(2), open(2)Contenus ©2006-2024 Benjamin Poulain
Design ©2006-2024 Maxime Vantorre