5.5.2 ÆÃÄê¤Î´Ø¿ô¤ÎÄ´ºº

¤³¤ì¤é¤Î¥Þ¥¯¥í¤Ï — ¤½¤Î¸ºß¤Ë¤«¤«¤ï¤é¤º — ÆÃÄê¤ÎC´Ø¿ô¤òÄ´ºº¤·¡¤¾ì¹ç ¤Ë¤è¤Ã¤Æ¤Ï¡¤ÆÃÄê¤Î°ú¿ô¤¬Í¿¤¨¤é¤ì¤¿¤È¤­¤ÎÈ¿±þ¤òÄ´ºº¤·¤Þ¤¹¡¥

Macro: AC_FUNC_ALLOCA

alloca¤ò»ÈÍѤ¹¤ëÊýË¡¤òÄ´ºº¤·¤Þ¤¹¡¥alloca.h¤ä¡¤Á°¤â¤Ã¤ÆÄêµÁ ¤µ¤ì¤Æ¤¤¤ëC¥×¥ê¥×¥í¥»¥Ã¥µ¥Þ¥¯¥í¤Î__GNUC__¤È_AIX¤òÄ´ºº¤¹¤ë ¤³¤È¤Ç¡¤ÁȤ߹þ¤ß¥Ð¡¼¥¸¥ç¥ó¤ò¼èÆÀ¤·¤è¤¦¤È¤·¤Þ¤¹¡¥¤³¤Î¥Þ¥¯¥í¤¬ alloca.h¤ò¸«¤Ä¤±¤¿¾ì¹ç¡¤HAVE_ALLOCA_H¤òÄêµÁ¤·¤Þ¤¹¡¥

¤½¤Î»î¤ß¤¬¼ºÇÔ¤¹¤ë¾ì¹ç¡¤É¸½àC¥é¥¤¥Ö¥é¥ê¤Ç´Ø¿ô¤òõ¤·¤Þ¤¹¡¥¤½¤ì¤é¤Î¼êË¡¤Î ¤¤¤º¤ì¤«¤¬À®¸ù¤·¤¿¾ì¹ç¡¤¤½¤ì¤ÏHAVE_ALLOCA¤òÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê³°¤Î ¾ì¹ç¤Ï¡¤½ÐÎÏÊÑ¿ô¤ÎALLOCA¤ò‘alloca.o’¤ËÀßÄꤷ¡¤ C_ALLOCA¤òÄêµÁ¤·¤Þ¤¹(¤½¤ì¤Ç¡¤¥×¥í¥°¥é¥à¤¬¥¬¡¼¥Ù¡¼¥¸¥³¥ì¥¯¥·¥ç¥ó¤Î ¤¿¤áÄê´üŪ¤Ë‘alloca(0)’¤ò¸Æ¤Ó½Ð¤¹¤³¤È¤¬²Äǽ¤Ë¤Ê¤ê¤Þ¤¹¡¥¤³¤ÎÊÑ¿ô¤Ï¡¤ LIBOBJS¤È¤ÏÊÌʪ¤Ê¤Î¤Ç¡¤¼ÂºÝ¤Ë¥é¥¤¥Ö¥é¥ê¤òºîÀ®¤·¤Ê¤¯¤Æ¤âÊ£¿ô¤Î¥×¥í ¥°¥é¥à¤ÇALLOCA¤ÎÃͤò¶¦Í­¤¹¤ë¤³¤È¤¬²Äǽ¤Ç¤¹¤¬¡¤LIBOBJS¤Ç»È ÍѤ¹¤ë¾ì¹ç¤â¤ï¤º¤«¤Ë¤¢¤ê¤Þ¤¹¡¥

¤³¤Î¥Þ¥¯¥í¤Ï¡¤System V R3 ¤ÎlibPW¤äSystem V R4¤Îlibucb¤Î alloca¤Î»ÈÍѤò»î¤ß¤Þ¤»¤ó¡¥¤Ê¤¼¤Ê¤é¡¤¤½¤ì¤é¤Î¥é¥¤¥Ö¥é¥ê¤Ë¤Ï¸ß´¹À­ ¤¬¤Ê¤¤´Ø¿ô¤¬¤¢¤êÌäÂ꤬À¸¤¸¤ë¤¿¤á¤Ç¤¹¡¥alloca¤ò´Þ¤Þ¤Ê¤¤¤â¤Î¤ä¥Ð¥° ¤À¤é¤±¤Î¥Ð¡¼¥¸¥ç¥ó¤â¤¢¤ê¤Þ¤¹¡¥¤½¤ì¤Ç¤â¡¤¤½¤Îalloca¤ò»ÈÍѤ·¤¿¤¤¾ì ¹ç¡¤alloca.c¤ò¥³¥ó¥Ñ¥¤¥ë¤¹¤ëÂå¤ï¤ê¤Ë¡¤¥é¥¤¥Ö¥é¥ê¤«¤é alloca.o¤òÃê½Ð¤¹¤ë¤¿¤á¡¤ar¤ò»ÈÍѤ·¤Æ¤¯¤À¤µ¤¤¡¥

alloca¤ò»ÈÍѤ¹¤ë¥½¡¼¥¹¥Õ¥¡¥¤¥ë¤Ç¤Ï¡¤Àµ³Î¤ËÀë¸À¤¹¤ë¤¿¤á¤Ë¡¤°Ê²¼¤Î ¤è¤¦¤Ê¥³¡¼¥É¤Ç»Ï¤á¤ë¤Ù¤­¤Ç¤¹¡¥AIX¤Î¥Ð¡¼¥¸¥ç¥ó¤Ë¤è¤Ã¤Æ¤Ï¡¤ alloca¤ÎÀë¸À¤ò¡¤¥³¥á¥ó¥È¤È¥×¥ê¥×¥í¥»¥Ã¥µ¥Ç¥£¥ì¥¯¥Æ¥£¥Ö°Ê³°¤Î¡¤Á´ ¤Æ¤Î¹Ô¤ÎÁ°¤Ë½ñ¤¯É¬Íפ¬¤¢¤ê¤Þ¤¹¡¥#pragma¥Ç¥£¥ì¥¯¥Æ¥£¥Ö¤Ï¡¤ ANSI C°ÊÁ°¤Î¥³¥ó¥Ñ¥¤¥é¤¬Ää»ß¤¹¤ë¤Î¤Ç¤Ï¤Ê¤¯Ìµ»ë¤¹¤ë¤è¤¦¤Ë¡¤»ú²¼ ¤²¤ò¹Ô¤¤¤Þ¤¹¡¥

/* AIX requires this to be the first thing in the file.  */
#ifndef __GNUC__
# if HAVE_ALLOCA_H
#  include <alloca.h>
# else
#  ifdef _AIX
 #pragma alloca
#  else
#   ifndef alloca /* predefined by HP cc +Olibcalls */
char *alloca ();
#   endif
#  endif
# endif
#endif

Macro: AC_FUNC_CHOWN

chown´Ø¿ô¤¬ÍøÍѲÄǽ¤ÇÆ°ºî¤¹¤ë¾ì¹ç(Æäˡ¤uid¤Ègid ¤Ë ÂФ¹¤ë-1¤ò¼õ¤±Æþ¤ì¤ë¤Ù¤­¤Ç¤¹)¡¤HAVE_CHOWN¤òÄêµÁ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_CLOSEDIR_VOID

closedir´Ø¿ô¤¬°ÕÌ£¤Î¤¢¤ëÃͤòÊÖ¤µ¤Ê¤¤¾ì¹ç¡¤CLOSEDIR_VOID ¤ò ÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê³°¤Ç¤Ï¡¤¸Æ¤Ó½Ð¤·Â¦¤Ç¡¤¥¨¥é¡¼¤ò¼¨¤¹Ìá¤êÃͤòÄ´ºº¤¹¤ëɬÍ× ¤¬¤¢¤ê¤Þ¤¹¡¥

Macro: AC_FUNC_ERROR_AT_LINE

error_at_line´Ø¿ô¤¬¸«¤Ä¤«¤é¤Ê¤¤¾ì¹ç¡¤AC_LIBOBJ¤¬ ‘error’¤ÇÃÖ´¹¤µ¤ì¤ë¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡¥

Macro: AC_FUNC_FNMATCH

fnmatch´Ø¿ô¤¬POSIX½àµò¤Î¾ì¹ç¡¤HAVE_FNMATCH¤òÄêµÁ ¤·¤Þ¤¹¡¥Î㤨¤Ð¡¤Solaris 2.4¤Î¥Ð¥°¤Î¤è¤¦¤Ê¡¤°ìÈÌŪ¤Ê¼ÂÁõ¾å¤Î¥Ð¥°¤ò¸¡½Ð¤· ¤Þ¤¹¡¥

Îò»ËŪ¤ÊÍýͳ¤Î¤¿¤á¡¤¤½¤ì°Ê³°¤ÎAC_FUNC¥Þ¥¯¥í¤È¤ÏÈ¿ÂФˡ¤ AC_FUNC_FNMATCH¤Ï²õ¤ì¤Æ¤¤¤¿¤ê¸«¤Ä¤«¤é¤Ê¤«¤Ã¤¿¤ê¤¹¤ëfnmatch ¤òÃÖ´¹¤·¤Þ¤»¤ó¡¥°Ê²¼¤ÎAC_REPLACE_FNMATCH¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤¡¥

Macro: AC_FUNC_FNMATCH_GNU

AC_REPLACE_FNMATCH(ÃÖ´¹)¤Î¤è¤¦¤ËÆ°ºî¤·¤Þ¤¹¤¬¡¤ fnmatch¤¬GNU¤Î³ÈÄ¥¤ò¥µ¥Ý¡¼¥È¤¹¤ë¤«¤É¤¦¤«¤âÄ´ºº¤·¤Þ¤¹¡¥ Î㤨¤Ð¡¤GNU C¥é¥¤¥Ö¥é¥ê2.1¤Î¥Ð¥°¤Î¤è¤¦¤Ê¡¤°ìÈÌŪ¤Ê¼ÂÁõ¾å¤Î¥Ð ¥°¤ò¸¡½Ð¤·¤Þ¤¹¡¥

Macro: AC_FUNC_FORK

¤³¤Î¥Þ¥¯¥í¤Ï¡¤fork¤Èvfork´Ø¿ô¤òÄ´ºº¤·¤Þ¤¹¡¥Æ°ºî¤¹¤ë fork¤¬¸«¤Ä¤«¤Ã¤¿¾ì¹ç¡¤HAVE_WORKING_FORK¤òÄêµÁ¤·¤Þ¤¹¡¥¤³¤Î ¥Þ¥¯¥í¤Ï¡¤fork¤¬¥¹¥¿¥Ö¤«¤É¤¦¤«¤ò¼Â¹Ô¤·¤Æ¤ß¤ë¤³¤È¤ÇÄ´ºº¤·¤Þ¤¹¡¥

vfork.h¤¬¸«¤Ä¤«¤Ã¤¿¾ì¹ç¡¤HAVE_VFORK_H¤òÄêµÁ¤·¤Þ¤¹¡¥Æ°ºî¤¹ ¤ëvfork¤¬¸«¤Ä¤«¤Ã¤¿¾ì¹ç¡¤HAVE_WORKING_VFORK¤òÄêµÁ¤·¤Þ¤¹¡¥ ¤½¤ì°Ê³°¤Î¾ì¹ç¡¤°ÊÁ°¤Î¥Ð¡¼¥¸¥ç¥ó¤Îautoconf¤ËÂФ¹¤ë²¼°Ì¸ß´¹¤Î¤¿ ¤á¡¤vfork¤òfork¤ÈÄêµÁ¤·¤Þ¤¹¡¥¤³¤Î¥Þ¥¯¥í¤Ï¡¤vfork¤Î ¼ÂÁõ¤Î¤¤¤¯¤Ä¤«¤Î´ûÃΤΥ¨¥é¡¼¤òÄ´ºº¤·¡¤¤½¤Î¥¨¥é¡¼¤Î¤¤¤º¤ì¤«¤ò¸¡½Ð¤·¤¿¾ì¹ç¡¤ ¥·¥¹¥Æ¥à¤Ë¤ÏÆ°ºî¤¹¤ëvfork¤¬Ìµ¤¤¤È¹Í¤¨¤Þ¤¹¡¥»Ò¥×¥í¥»¥¹¤Ï¡¤¥·¥°¥Ê¥ë ¥Ï¥ó¥É¥é¤òÊѤ¨¤ë¤³¤È¤¬¤á¤Ã¤¿¤Ë¤Ê¤¤¤Î¤Ç¡¤»Ò¥×¥í¥»¥¹¤Îsignal¤Î¸Æ¤Ó ½Ð¤·¤¬¡¤¿Æ¥×¥í¥»¥¹¤Î¥·¥°¥Ê¥ë¥Ï¥ó¥É¥é¤òÊѹ¹¤¹¤ë¾ì¹ç¡¤¼ÂÁõ¥¨¥é¡¼¤À¤È¤Ï¹Í¤¨ ¤é¤ì¤Þ¤»¤ó¡¥

¤³¤Î¥Þ¥¯¥í¤Ï¡¤°ÊÁ°¤Î¥Ð¡¼¥¸¥ç¥ó¤Îautoconf¤Ø¤Î²¼°Ì¸ß´¹À­¤Î¤¿¤á¤À ¤±¤Ëvfork¤òÄêµÁ¤¹¤ë¤Î¤Ç¡¤¥³¡¼¥ÉÆâ¤ÇÆȼ«¤ËÄêµÁ¤¹¤ë¤³¤È¤ò¿ä¾©¤·¤Þ¤¹¡¥

#if !HAVE_WORKING_VFORK
# define vfork fork
#endif

Macro: AC_FUNC_FSEEKO

fseeko´Ø¿ô¤¬ÍøÍѲÄǽ¤Ê¾ì¹ç¡¤HAVE_FSEEKO¤òÄêµÁ¤·¤Þ¤¹¡¥É¬Í× ¤¬¤¢¤ì¤Ð¡¤¥×¥í¥È¥¿¥¤¥×¤¬¤¤¤¯¤Ä¤«¤Î¥·¥¹¥Æ¥à¾å¤Ç(Î㤨¤Ðglibc 2.2)¸«¤Æʬ¤« ¤ë¤è¤¦¤Ë¡¤_LARGEFILE_SOURCE¤òÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê³°¤Ç¤Ï¡¤ AC_SYS_LARGEFILE¤òÍѤ¤¤Æ¥³¥ó¥Ñ¥¤¥ë¤¹¤ë¤È¤­¡¤off_t¤¬¥Ç¥Õ¥© ¥ë¥È¤Ç64bit¤Ë¤Ê¤Ã¤Æ¤¤¤Ê¤¤¥é¡¼¥¸¥Õ¥¡¥¤¥ë¤ËÌäÂ꤬¤¢¤ë¥·¥¹¥Æ¥à¾å¤Ç¡¤¥ê¥ó¥¯ ¤ÎÌäÂ꤬ȯÀ¸¤¹¤ë²ÄǽÀ­¤¬¤¢¤ê¤Þ¤¹¡¥

Macro: AC_FUNC_GETGROUPS

getgroups´Ø¿ô¤¬ÍøÍѲÄǽ¤Ç¡¤(‘getgroups (0, 0)’¤¬¾ï¤Ë¼ºÇÔ¤¹¤ë Ultrix 4.3¤È°Û¤Ê¤ê)Æ°ºî¤¹¤ë¾ì¹ç¡¤HAVE_GETGROUPS¤òÄêµÁ¤·¤Þ¤¹¡¥ GETGROUPS_LIBS¤ò¤½¤Î´Ø¿ô¤Î»ÈÍѤËɬÍפÊÁ´¤Æ¤Î¥é¥¤¥Ö¥é¥ê¤ËÄêµÁ¤·¤Þ ¤¹¡¥¤³¤Î¥Þ¥¯¥í¤Ï¡¤AC_TYPE_GETGROUPS¤ò¼Â¹Ô¤·¤Þ¤¹¡¥

Macro: AC_FUNC_GETLOADAVG

¥·¥¹¥Æ¥à¤Î¥í¡¼¥É¥¢¥Ù¥ì¡¼¥¸¤ò¼èÆÀ¤¹¤ëÊýË¡¤òÄ´ºº¤·¤Þ¤¹¡¥Å¬ÀÚ¤ËÄ´ºº¤ò¼Â¹Ô¤¹ ¤ë¤¿¤á¡¤¤³¤Î¥Þ¥¯¥í¤Ï¥Õ¥¡¥¤¥ëgetloadavg.c¤¬É¬ÍפǤ¹¡¥¤³¤Î¤¿¤á¡¤Å¬ ÀÚ¤ÊÃÖ´¹¥Ç¥£¥ì¥¯¥È¥ê¤òAC_LIBOBJ¤Ç³Î¼Â¤ËÀßÄꤷ¤Æ¤¯¤À¤µ¤¤ (Generic Functions¤È¡¤AC_CONFIG_LIBOBJ_DIR¤ò»²¾È¤·¤Æ¤¯¤À¤µ ¤¤)¡¥

¥·¥¹¥Æ¥à¤Ëgetloadavg´Ø¿ô¤¬¤¢¤ë¾ì¹ç¡¤HAVE_GETLOADAVG¤òÄêµÁ ¤·¡¤¤½¤Î´Ø¿ô¤Î»ÈÍѤËɬÍפÊÁ´¤Æ¤Î¥é¥¤¥Ö¥é¥ê¤òGETLOADAVG_LIBS¤ËÀßÄê ¤·¤Þ¤¹¡¥¤Þ¤¿¡¤GETLOADAVG_LIBS¤òLIBS¤Ë²Ã¤¨¤Þ¤¹¡¥¤½¤ì°Ê³°¤Î ¾ì¹ç¡¤AC_LIBOBJ¤Ç‘getloadavg’¤òdir/getloadavg.c ¤Î¥½¡¼¥¹¥³¡¼¥É¤ÇÃÖ´¹¤¹¤ë¤³¤È¤òÍ׵ᤷ¡¤¤ª¤½¤é¤¯°Ê²¼¤Î¤è¤¦¤Ê¤¤¤¯¤Ä¤«¤ÎC¥× ¥ê¥×¥í¥»¥Ã¥µ¤Î¥Þ¥¯¥í¤È½ÐÎÏÊÑ¿ô¤òÄêµÁ¤·¤Þ¤¹¡¥

1. C_GETLOADAVG¤òÄêµÁ¤·¤Þ¤¹¡¥
2. ¥·¥¹¥Æ¥à¤¬¡¤SVR4¡¤DGUX¡¤UMAX¡¤¤Þ¤¿¤ÏUMAX4_3 ¤Î¾ì¹ç¡¤¤½¤ì¤òÄêµÁ¤·¤Þ¤¹¡¥
3. nlist.h¤¬¸«¤Ä¤«¤ë¾ì¹ç¡¤HAVE_NLIST_H¤òÄêµÁ¤·¤Þ¤¹¡¥
4. ‘struct nlist’¤¬‘n_un’¥á¥ó¥Ð¡¼¤ò»ý¤Ä¾ì¹ç¡¤ HAVE_STRUCT_NLIST_N_UN_N_NAME¤òÄêµÁ¤·¤Þ¤¹¡¥»þÂåÃÙ¤ì¤Î¥·¥ó¥Ü¥ë NLIST_NAME_UNION¤âÄêµÁ¤·¤Þ¤¹¤¬¡¤¤½¤ì¤Ë°Í¸¤·¤Ê¤¤¤è¤¦¤Ë¤·¤Æ¤¯¤À¤µ ¤¤¡¥
5. ¥×¥í¥°¥é¥à¤Ë¤è¤Ã¤Æ¤Ï¡¤getloadavg¤¬Æ°ºî¤¹¤ë¤¿¤á¤Ë¡¤setgid(¤Þ¤¿¤Ï setuid)¤¬¥¤¥ó¥¹¥È¡¼¥ë¤µ¤ì¤Æ¤¤¤ë¤³¤È¤òɬÍפȤ¹¤ë¤«¤â¤·¤ì¤Þ¤»¤ó¡¥¤³¤Î¾ì¹ç¡¤ GETLOADAVG_PRIVILEGED¤òÄêµÁ¤·¡¤½ÐÎÏÊÑ¿ôNEED_SETGID¤ò ‘true’¤Ë(¤½¤ì°Ê³°¤Ç¤Ï‘false’¤Ë)ÀßÄꤷ¡¤¤½¤·¤ÆKMEM_GROUP ¤ò¥¤¥ó¥¹¥È¡¼¥ë¤µ¤ì¤Æ¤¤¤ë¥×¥í¥°¥é¥à¤ò½êÍ­¤¹¤ë¥°¥ë¡¼¥×¤Î̾Á°¤ËÀßÄꤷ¤Þ¤¹¡¥

Macro: AC_FUNC_GETMNTENT

IRIX 4¡¤PTX¤È¡¤Unixware¤ËÂФ·¡¤sun¡¤seq¡¤¤½¤·¤Æ gen ¤Î¥é¥¤¥Ö¥é¥êÆâ¤Îgetmntent¤ò¤½¤ì¤¾¤ìÄ´ºº¤·¤Þ¤¹¡¥ getmntent¤¬ÍøÍѲÄǽ¤Ê¾ì¹ç¡¤HAVE_GETMNTENT¤òÄêµÁ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_GETPGRP

getpgrp¤Ë0¤òÅϤ¹¤È¥¨¥é¡¼¤Ë¤Ê¤ë¾ì¹ç¡¤GETPGRP_VOID¤òÄêµÁ¤·¤Þ ¤¹¡¥¤³¤ì¤ÏPOSIX¤ÎÆ°ºî¤Ç¤¹¡¥¸Å¤¤BSD¥·¥¹¥Æ¥à¤Ç¤Ï¡¤¤½¤ì ¤Ï°ú¿ô¤ò¤È¤êPOSIX¤Îgetpgid¤Î¤è¤¦¤ËÆ°ºî¤¹¤ë¤Î¤Ç¡¤ getpgrp¤Ë0¤òÅϤ¹É¬Íפ¬¤¢¤ê¤Þ¤¹¡¥

#if GETPGRP_VOID
  pid = getpgrp ();
#else
  pid = getpgrp (0);
#endif

¤³¤Î¥Þ¥¯¥í¤Ïgetpgrp¤¬Â¸ºß¤¹¤ë¤«¤É¤¦¤«¤òÁ´¤¯Ä´ºº¤·¤Þ¤»¤ó¡¥¤½¤Î¤è¤¦ ¤Ê¾õ¶·¤ÇÆ°ºî¤¹¤ëɬÍפ¬¤¢¤ë¾ì¹ç¡¤getpgrp¤ËÂФ·¤ÆºÇ½é¤Ë AC_CHECK_FUNC¤ò¸Æ¤Ó½Ð¤·¤Æ¤¯¤À¤µ¤¤¡¥

Macro: AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK

link¤¬¥·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤Î¾ì¹ç¡¤lstat¤Ïlink/¤ò link/.¤ÈƱ¤¸¤â¤Î¤È¤·¤Æ°·¤¤¤Þ¤¹¡¥¤·¤«¤·¡¤Â¿¤¯¤Î¸Å¤¤lstat ¤Î ¼ÂÁõ¤Ç¤Ï¡¤¸åÃÖ¤µ¤ì¤Æ¤¤¤ë¥¹¥é¥Ã¥·¥å¤ò´Ö°ã¤Ã¤Æ̵»ë¤·¤Þ¤¹¡¥

lstat¤¬¸åÃÖ¤µ¤ì¤Æ¤¤¤ë¥¹¥é¥Ã¥·¥å¤ò´Ö°ã¤Ã¤Æ̵»ë¤¹¤ë¾ì¹ç¡¤¤½¤ì°Ê³°¤Î unlink¤Î¤è¤¦¤Êsymbolic-link-aware´Ø¿ô¤â¸åÃÖ¤µ¤ì¤Æ¤¤¤ë¥¹¥é¥Ã¥·¥å¤ò ´Ö°ã¤Ã¤Æ̵»ë¤¹¤ë¤È²¾Äꤷ¤¿Êý¤¬³Î¼Â¤Ç¤¹¡¥

lstat¤¬Àµ¤·¤¯Æ°ºî¤¹¤ë¾ì¹ç¡¤LSTAT_FOLLOWS_SLASHED_SYMLINK ¤òÄêµÁ¤·¡¤¤½¤ì°Ê³°¤Î¾ì¹ç¤Ï¡¤AC_LIBOBJ¤òlstat¤ÇÃÖ´¹¤¹¤ë¤è¤¦ Í׵ᤷ¤Þ¤¹¡¥

Macro: AC_FUNC_MALLOC

malloc´Ø¿ô¤¬GNU C¥é¥¤¥Ö¥é¥ê¤Îmalloc¤È¸ß´¹À­¤¬¤¢ ¤ë¾ì¹ç¡¤(¤¹¤Ê¤ï¤Á‘malloc (0)’¤¬Í­¸ú¤Ê¥Ý¥¤¥ó¥¿¤òÊÖ¤¹)¾ì¹ç¡¤ HAVE_MALLOC¤ò1¤ËÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê³°¤Ç¤Ï¡¤HAVE_MALLOC¤ò0 ¤ËÄêµÁ¤·¡¤AC_LIBOBJ¤Ç‘malloc’¤òÃÖ´¹¤·¡¤¥Í¥¤¥Æ¥£¥Ö¤Î malloc¤¬Ã濴Ū¤Ê¥×¥í¥¸¥§¥¯¥È¤Ç»ÈÍѤµ¤ì¤Ê¤¤¤è¤¦¤Ëmalloc¤ò rpl_malloc¤ÇÄêµÁ¤¹¤ë¤«¤É¤¦¤«¤ò¿Ò¤Í¤Þ¤¹¡¥

Ä̾¥Õ¥¡¥¤¥ëmalloc.c¤ÎÃÖ´¹¤Ï°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ê¤Þ¤¹(‘#undef malloc’¤ËÃí°Õ¤·¤Æ¤¯¤À¤µ¤¤)¡¥

#if HAVE_CONFIG_H
# include <config.h>
#endif
#undef malloc

#include <sys/types.h>

void *malloc ();

/* Allocate an N-byte block of memory from the heap.
   If N is zero, allocate a 1-byte block.  */

void *
rpl_malloc (size_t n)
{
  if (n == 0)
    n = 1;
  return malloc (n);
}

Macro: AC_FUNC_MEMCMP

memcmp´Ø¿ô¤¬ÍøÍÑÉÔ²Äǽ¡¤¤Þ¤¿¤Ï(SunOS 4.1.3¤Î¤è¤¦¤Ë)8¥Ó¥Ã¥È¥Ç¡¼¥¿ ¤ÇÆ°ºî¤·¤Ê¤¤¡¤¤Þ¤¿¤Ï(NeXT x86 OpenStep¤Î¤è¤¦¤Ë)16¥Ð¥¤¥È¤«¤½¤ì°Ê¾å¤Ç¾¯¤Ê ¤¯¤È¤â°ì¤Ä¤Î¥Ð¥Ã¥Õ¥¡¤¬4¥Ð¥¤¥È¶­³¦¤Ç»Ï¤Þ¤é¤Ê¤¤¤â¤Î¤ÎÈæ³Ó»þ¤Ë¼ºÇÔ¤¹¤ë¾ì¹ç¡¤ AC_LIBOBJ¤Ç‘memcmp’¤òÃÖ´¹¤¹¤ë¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡¥

Macro: AC_FUNC_MBRTOWC

´Ø¿ômbrtowc¤È·¿mbstate_t¤¬Àµ¤·¤¯Àë¸À¤µ¤ì¤Æ¤¤¤ë¾ì¹ç¡¤ HAVE_MBRTOWC¤ò1¤ËÀßÄꤷ¤Þ¤¹¡¥

Macro: AC_FUNC_MKTIME

mktime´Ø¿ô¤¬ÍøÍÑÉÔ²Äǽ¡¤¤Þ¤¿¤ÏÀµ¤·¤¯Æ°ºî¤·¤Ê¤¤¾ì¹ç¡¤ AC_LIBOBJ¤Ç‘mktime’¤òÃÖ´¹¤¹¤ë¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡¥¤³¤Î¥Æ¥¹¥È¤Î ÌÜŪ¤ËÂФ·¤Æ¡¤mktime¤ÏPOSIX¤Ë½àµò¤¹¤Ù¤­¤Ç¡¤ localtime¤ÎÈ¿ÂФˤʤäƤ¤¤ë¤Ù¤­¤Ç¤¹¡¥

Macro: AC_FUNC_MMAP

mmap´Ø¿ô¤¬Â¸ºß¤·¤ÆÀµ¤·¤¯Æ°ºî¤¹¤ë¾ì¹ç¡¤HAVE_MMAP¤òÄêµÁ¤·¤Þ ¤¹¡¥¤¹¤Ç¤Ë¥Þ¥Ã¥×¤µ¤ì¤¿¥á¥â¥ê¤Î¡¤¥×¥é¥¤¥Ù¡¼¥È¤Ê¸ÇÄꤷ¤¿¥Þ¥Ã¥Ô¥ó¥°¤Î¤ßÄ´ºº ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_OBSTACK

obstack¤¬¸«¤Ä¤«¤Ã¤¿¾ì¹ç¡¤HAVE_OBSTACK¤òÄêµÁ¤·¡¤¤½¤¦¤Ç¤Ê¤¤¾ì¹ç¤Ï AC_LIBOBJ¤Ç‘obstack’¤òÃÖ´¹¤¹¤ë¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡¥

Macro: AC_FUNC_REALLOC

realloc´Ø¿ô¤¬GNU C¥é¥¤¥Ö¥é¥ê¤Îrealloc¤È¸ß´¹À­¤¬ ¤¢¤ë¾ì¹ç¡¤(¤¹¤Ê¤ï¤Á‘realloc (0, 0)’¤¬Í­¸ú¤Ê¥Ý¥¤¥ó¥¿¤òÊÖ¤¹)¾ì¹ç¡¤ HAVE_REALLOC¤ò1¤ËÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê³°¤Ç¤Ï¡¤HAVE_REALLOC ¤ò 0¤ËÄêµÁ¤·¡¤AC_LIBOBJ¤Ç‘realloc’¤òÃÖ´¹¤·¡¤¥Í¥¤¥Æ¥£¥Ö¤Î realloc¤¬Ã濴Ū¤Ê¥×¥í¥¸¥§¥¯¥È¤Ç»ÈÍѤµ¤ì¤Ê¤¤¤è¤¦¤Ërealloc ¤òrpl_realloc¤ÇÄêµÁ¤¹¤ë¤«¤É¤¦¤«¤ò¿Ò¤Í¤Þ¤¹¡¥¾ÜºÙ¤Ï AC_FUNC_MALLOC¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤¡¥

Macro: AC_FUNC_SELECT_ARGTYPES

select´Ø¿ô¤Î°ú¿ô¤½¤ì¤¾¤ì¤ËÅϤµ¤ì¤ëÀµ¤·¤¤·¿¤ò·èÄꤷ¡¤¤½¤ì¤é¤Î·¿¤ò SELECT_TYPE_ARG1¡¤SELECT_TYPE_ARG234¡¤¤½¤·¤Æ SELECT_TYPE_ARG5¤Ë¤½¤ì¤¾¤ìÄêµÁ¤·¤Þ¤¹¡¥SELECT_TYPE_ARG1¤Î¥Ç ¥Õ¥©¥ë¥È¤Ï‘int’¤Ç¡¤SELECT_TYPE_ARG234¤Î¥Ç¥Õ¥©¥ë¥È¤Ï‘int *’¤Ç¡¤¤½¤·¤ÆSELECT_TYPE_ARG5¤Î¥Ç¥Õ¥©¥ë¥È¤Ï‘struct timeval *’ ¤Ç¤¹¡¥

Macro: AC_FUNC_SETPGRP

setpgrp¤¬°ú¿ô¤ò»ý¤¿¤Ê¤¤(POSIX¥Ð¡¼¥¸¥ç¥ó¤Î)¾ì¹ç¡¤ SETPGRP_VOID¤òÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê³°¤Ç¤Ï¡¤BSD¥Ð¡¼¥¸¥ç¥ó¤Ç¡¤ Æó¤Ä¤Î¥×¥í¥»¥¹ID¤ò°ú¿ô¤È¤·¤Þ¤¹¡¥¤³¤Î¥Þ¥¯¥í¤Ïsetpgrp¤Î¸ºß¤òÁ´¤¯Ä´ ºº¤·¤Þ¤»¤ó¡¥¤½¤Î¾õ¶·¤ÇÆ°ºî¤¹¤ëɬÍפ¬¤¢¤ë¾ì¹ç¡¤setpgrp¤ËÂФ·¤ÆºÇ½é ¤ËAC_CHECK_FUNC¤ò¸Æ¤Ó½Ð¤·¤Æ¤¯¤À¤µ¤¤¡¥

Macro: AC_FUNC_STAT

Macro: AC_FUNC_LSTAT

stat¤älstat¤Ë¡¤Ä¹¤µ¤¬0¤Î¥Õ¥¡¥¤¥ë̾¤ò°ú¿ô¤ÇÍ¿¤¨¤¿¤È¤­¤ËÀ®¸ù ¤¹¤ë¤È¤¤¤¦¥Ð¥°¤¬¤¢¤ë¤«¤É¤¦¤«¤ò·èÄꤷ¤Þ¤¹¡¥SunOS 4.1.4¤ÈHurd(1998-11-01) ¤Îstat¤Èlstat¤Ç¤Ï¤³¤¦¤Ê¤ê¤Þ¤¹¡¥

¤½¤Î¾ì¹ç¡¤HAVE_STAT_EMPTY_STRING_BUG(¤Þ¤¿¤Ï HAVE_LSTAT_EMPTY_STRING_BUG)¤òÄêµÁ¤·¡¤AC_LIBOBJ¤Ç¤½¤ì¤òÃÖ ´¹¤¹¤ë¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡¥

Macro: AC_FUNC_SETVBUF_REVERSED

setvbuf¤¬Â¾¤È¤Ï°Û¤Ê¤ê¡¤ÂèÆó°ú¿ô¤Ç¥Ð¥Ã¥Õ¥¡¤Î·¿¡¤Âè»°°ú¿ô¤Ç¥Ð¥Ã¥Õ¥¡ ¥Ý¥¤¥ó¥¿¤ò¤È¤ë¾ì¹ç¡¤SETVBUF_REVERSED¤òÄêµÁ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_STRCOLL

strcoll´Ø¿ô¤¬Â¸ºß¤·¤Æ¡¤Àµ¤·¤¯Æ°ºî¤¹¤ë¾ì¹ç¡¤HAVE_STRCOLL ¤ò ÄêµÁ¤·¤Þ¤¹¡¥»ÈÍѤ¹¤Ù¤­¤Ç¤Ï¤Ê¤¤strcoll¤Î´Ö°ã¤Ã¤¿ÄêµÁ¤ò»ý¤Ä¥·¥¹¥Æ¥à ¤â¤¢¤ë¤Î¤Ç¡¤‘AC_CHECK_FUNCS(strcoll)’¤è¤ê¿¾¯¤Þ¤·¤Ç¤¹¡¥

Macro: AC_FUNC_STRTOD

strtod´Ø¿ô¤¬Â¸ºß¤·¤Æ¤¤¤Ê¤¤¡¤¤Þ¤¿¤ÏÀµ¤·¤¯Æ°ºî¤·¤Ê¤¤¾ì¹ç¡¤ AC_LIBOBJ¤Ç‘strtod’¤òÃÖ´¹¤¹¤ë¤è¤¦Í׵ᤷ¤Þ¤¹¡¥¤³¤Î¾ì¹ç¡¤ strtod.c¤Ï‘pow’¤òɬÍפȤ¹¤ë¤³¤È¤â¤¢¤êÆÀ¤ë¤Î¤Ç¡¤½ÐÎÏÊÑ¿ô POW_LIB¤òɬÍפʳ°Éô¥é¥¤¥Ö¥é¥ê¤ËÀßÄꤷ¤Þ¤¹¡¥

Macro: AC_FUNC_STRERROR_R

strerror_r¤¬ÍøÍѲÄǽ¤Ê¾ì¹ç¤ÏHAVE_STRERROR_R¤òÄêµÁ¤·¡¤¤½¤ì ¤¬Àë¸À¤µ¤ì¤Æ¤¤¤ë¾ì¹ç¡¤HAVE_DECL_STRERROR_R¤òÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì¤¬ char *¤Î¥á¥Ã¥»¡¼¥¸¤òÊÖ¤¹¾ì¹ç¡¤STRERROR_R_CHAR_P¤òÄêµÁ¤·¤Þ ¤¹¡¥¤½¤ì°Ê³°¤Ç¤Ïint¤Î¥¨¥é¡¼¥Ê¥ó¥Ð¡¼¤òÊÖ¤·¤Þ¤¹¡¥POSIX¤Ç ¤Ïstrerror_r¤¬int¤òÊÖ¤¹¤è¤¦¤ËÍ׵ᤷ¤Æ¤¤¤Þ¤¹¤¬¡¤Â¿¤¯¤Î¥·¥¹ ¥Æ¥à¤Î¥¹¥ì¥Ã¥É¥»¡¼¥Õ¤Ê´Ø¿ô¤Î¥ª¥×¥·¥ç¥ó(Î㤨¤ÐGNU C¥é¥¤¥Ö¥é¥ê¤Î ¥Ð¡¼¥¸¥ç¥ó2.2.4¤ò´Þ¤à)¤Ï¡¤¥Ð¥Ã¥Õ¥¡°ú¿ô¤ËÅù¤·¤¤É¬Íפ¬Ìµ¤¤char * ¤Î ÃͤòÊÖ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_STRFTIME

intl¥é¥¤¥Ö¥é¥êÆâ¤Ç¡¤SCO UNIX¤ËÂФ¹¤ëstrftime¤òÄ´ºº¤· ¤Þ¤¹¡¥strftime¤¬ÍøÍѲÄǽ¤Ê¾ì¹ç¡¤HAVE_STRFTIME¤òÄêµÁ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_STRNLEN

strnlen¤¬ÍøÍÑÉÔ²Äǽ¤Ê¾ì¹ç¤ä(AIX 4.3¤Î¤è¤¦¤Ë)¥Ð¥°¤¬Â¿¤¤ ¾ì¹ç¡¤AC_LIBOBJ¤ÇÃÖ´¹¤¹¤ë¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡¥

Macro: AC_FUNC_UTIME_NULL

‘utime(file, NULL)’¤¬file¤Î¥¿¥¤¥à¥¹¥¿¥ó¥×¤ò¸½ºß¤Î¤â¤Î¤Ë ÀßÄꤹ¤ë¾ì¹ç¡¤HAVE_UTIME_NULL¤òÄêµÁ¤·¤Þ¤¹¡¥

Macro: AC_FUNC_VPRINTF

vprintf¤¬¸«¤Ä¤«¤Ã¤¿¾ì¹ç¡¤HAVE_VPRINTF¤òÄêµÁ¤·¤Þ¤¹¡¥¤½¤ì°Ê ³°¤Ç¡¤_doprnt¤¬¸«¤Ä¤«¤Ã¤¿¾ì¹ç¡¤HAVE_DOPRNT¤òÄêµÁ¤·¤Þ¤¹¡¥ (vprintf¤¬ÍøÍѲÄǽ¤Ê¾ì¹ç¡¤vfprintf¤Èvsprintf¤âÍøÍÑ ²Äǽ¤À¤È²¾Äê¤Ç¤­¤ë¤Ç¤·¤ç¤¦¡¥)

Macro: AC_REPLACE_FNMATCH

fnmatch´Ø¿ô¤¬POSIX½àµò¤Ç¤Ê¤¤¾ì¹ç(AC_FUNC_FNMATCH ¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤)¡¤¤½¤ì¤òAC_LIBOBJ¤ÇÃÖ´¹¤¹¤ë¤«¤É¤¦¤«¤ò¿Ò¤Í¤Þ¤¹¡¥

AC_LIBOBJ¤ÎÃÖ´¹Íѥǥ£¥ì¥¯¥È¥ê¤Î¥Õ¥¡¥¤¥ëfnmatch.c¡¤ fnmatch_loop.c¡¤¤½¤·¤Æfnmatch_.h¤¬¡¤GNU fnmatch¤Î¥½¡¼¥¹¥³¡¼¥É¤ò¤Î¥³¥Ô¡¼¤ò´Þ¤ó¤Ç¤¤¤ë¤ÈÁÛÄꤵ¤ì¤Þ¤¹¡¥É¬Í×¤Ê ¾ì¹ç¡¤¤³¤Î¥½¡¼¥¹¥³¡¼¥É¤ÏAC_LIBOBJ¤Ç¤ÎÃÖ´¹Êª¤È¤·¤Æ¥³¥ó¥Ñ¥¤¥ë¤µ¤ì¡¤ ¥·¥¹¥Æ¥à¤Î<fnmatch.h>¤Ç¥¤¥ó¥¯¥ë¡¼¥É¤Ç¤­¤ë¤è¤¦¤Ë¡¤ fnmatch_.h¤¬fnmatch.h¤Ë¥ê¥ó¥¯¤µ¤ì¤Þ¤¹¡¥