.\" Copyright (c) 1988, 1991, 1993 .\" The Regents of the University of California. All rights reserved. .\" .\" This code is derived from software contributed to Berkeley by .\" the American National Standards Committee X3, on Information .\" Processing Systems. .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. Redistributions in binary form must reproduce the above copyright .\" notice, this list of conditions and the following disclaimer in the .\" documentation and/or other materials provided with the distribution. .\" 3. All advertising materials mentioning features or use of this software .\" must display the following acknowledgement: .\" This product includes software developed by the University of .\" California, Berkeley and its contributors. .\" 4. Neither the name of the University nor the names of its contributors .\" may be used to endorse or promote products derived from this software .\" without specific prior written permission. .\" .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" .\" @(#) tmpnam. 3 8.2 (Berkeley) 11/17/93 .\" %FreeBSD: src/lib/libc/stdio/tmpnam. 3, v 1.5. 2.5 2001/12/14 18:33:57 ru Exp % .\" .\" $FreeBSD: doc/ja_JP.eucJP/man/man3/tmpnam. 3, v 1.2 2002/05/18 07:12:57 horikawa Exp $ .Dd November 17, 1993 .Dt TMPFILE 3 .Os .Sh ¸íĪ .Nm tempnam , .Nm tmpfile , .Nm tmpnam .Nd ÀÏ½ÃÆÄÀÏ routine .Sh ÇÁ·Î±×·¥ ¶óÀ̺귯¸® .Lb libc .Sh ¼­½Ä .In stdio.h .Ft FILE * .Fn tmpfile void .Ft char * .Fn tmpnam "char *str" .Ft char * .Fn tempnam "const char *tmpdir" "const char *prefix" .Sh ÇØ¼³ .Fn tmpfile ÇÔ¼ö´Â, .Xr mkstemp 3 routine¿¡ ÀÇÇØ µ¹·ÁÁÖ¾îÁø ÆÄÀÏ ±â¼úÀÚ¿¡°Ô °áÇÕµÈ ½ºÆ®¸²¿¡ÀÇ Æ÷ÀÎÅ͸¦ µ¹·ÁÁÝ´Ï´Ù. ÀÛ¼ºµÈ ÆÄÀÏÀº .Fn tmpfile ÇÔ¼ö·ÎºÎÅÍ µ¹¾Æ°¡±â Àü¿¡ ¸µÅ©°¡ »èÁ¦µË´Ï´Ù. ±× ¶§¹®¿¡, ±× ÆÄÀÏ¿¡ÀÇ ¸¶Áö¸· ÂüÁ¶°¡ ´ÝÇôÁ³À» ¶§¿¡, ÆÄÀÏÀº ÀÚµ¿ÀûÀ¸·Î »èÁ¦µË´Ï´Ù. ±× ÆÄÀÏÀº, ¾×¼¼½ºÄ¡ .Ql w+ ¿¡ ÀÇÇØ ¿­¸³´Ï´Ù. .Ev TMPDIR ÇÏÁö¸¸ ¼³Á¤µÇ¾î ÀÖ´Â °æ¿ì, ÆÄÀÏÀº, ÀÌ È¯°æ º¯¼ö¿¡ ÀÇÇØ °áÁ¤µÈ´Ù µð·ºÅ丮¿¡ ÀÛ¼ºµË´Ï´Ù. .Ev TMPDIR ÇÏÁö¸¸ ¼³Á¤µÇ¾î ÀÖÁö ¾ÊÀº °æ¿ìÀÇ ±âº»°ªÀº .Pa /tmp ÀÔ´Ï´Ù. .Pp .Fn tmpnam ÇÔ¼ö´Â, °ú°Å°¡ ÀÖ´Â ºÒƯÁ¤ÀÇ ½ÃÁ¡¿¡¼­ .Dv P_tmpdir µð·ºÅ丮¿¡ Á¸ÀçÇϰí ÀÖ´ø ÆÄÀÏÀ» ÂüÁ¶Çϰí ÀÖ´ø °ÍÀº ¾Æ´Ï´Ù ÆÄÀÏ¸í¿¡ÀÇ Æ÷ÀÎÅ͸¦ µ¹·ÁÁÝ´Ï´Ù. .Dv P_tmpdir (Àº)´Â, ÀÎŬ·çµå ÆÄÀÏ .Aq Pa stdio.h Áß(¾È)¿¡¼­ Á¤Àǵǰí ÀÖ½À´Ï´Ù. Àμö .Fa str ÇÏÁö¸¸ .Dv NULL (ÀÌ)°¡ ¾Æ´Ñ °æ¿ì´Â, ÆÄÀϸíÀº ±×°ÍÀÌ ÂüÁ¶ÇÏ´Â ¹öÆÛ¿¡ Ä«Çǵ˴ϴÙ. ±× ÀÌ¿ÜÀÇ °æ¿ì´Â, ÆÄÀϸíÀº Á¤Àû ¹öÆÛ¿¡ Ä«Çǵ˴ϴÙ. ¾î´À ÂÊÀÇ °æ¿ì¿¡¼­µµ, .Fn tmpnam ÇÔ¼ö´Â ±× ÆÄÀÏ¸í¿¡ÀÇ Æ÷ÀÎÅ͸¦ µ¹·ÁÁÝ´Ï´Ù. .Pp .Fa str ¿¡ ÀÇÇØ ÂüÁ¶µÇ´Â ¹öÆÛÀÇ ±æÀÌ´Â, Àû¾îµµ .Dv L_tmpnam ¹ÙÀÌÆ® ¾øÀ¸¸é ¾ÈµË´Ï´Ù. .Dv L_tmpnam (Àº)´Â, ÀÎŬ·çµå ÆÄÀÏ .Aq Pa stdio.h Áß(¾È)¿¡¼­ Á¤Àǵǰí ÀÖ½À´Ï´Ù. .Pp .Fn tempnam ÇÔ¼ö´Â, .Fn tmpnam ÇÔ¼ö¿Í °°Àº ¹°°ÇÀÔ´Ï´Ù¸¸, ÀÏ½ÃÆÄÀÏÀ» ¼ö¿ëÇÏ´Â µð·ºÅ丮¿Í ÆÄÀÏ–¼·¹ÇȽº¸¦ ÁöÁ¤ÇÏ´Â ±â´ÉÀ» °¡Áö°í ÀÖ½À´Ï´Ù. .Pp ÀÏ½ÃÆÄÀÏÀ» º¸Á¸ÇÏ´Â µð·ºÅ丮·Î¼­´Â, ȯ°æ º¯¼ö .Ev TMPDIR (À̰ÍÀÌ ¼³Á¤µÇ¾î ÀÖ´Â °æ¿ì), Àμö .Fa tmpdir (À̰ÍÀÌ .Dv NULL (ÀÌ)°¡ ¾Æ´Ñ °æ¿ì), µð·ºÅ丮 .Dv P_tmpdir , µð·ºÅ丮 .Pa /tmp ÇÏÁö¸¸, ÀÌ Â÷·Ê·Î ½ÃÇè ¹Þ½À´Ï´Ù. .Pp ÆÄÀÏ–¼·¹ÇȽº¸¦ ÁöÁ¤Çϱâ À§Çؼ­´Â, °ªÀÌ .Dv NULL (ÀÌ)°¡ ¾Æ´Ñ °æ¿ì´Â Àμö .Fa prefix ÇÏÁö¸¸ »ç¿ëµÇ¾î À̰ÍÀÌ ÀÛ¼ºµÇ´Â ÆÄÀϸíÀÇ ÃÖÃÊÀÇ ºÎºÐÀÌ µË´Ï´Ù. .Fn tempnam ÇÔ¼ö´Â, ÆÄÀϸíÀ» º¸Á¸ÇÏ´Â ¸Þ¸ð¸®¸¦ ÇÒ´çÇÕ´Ï´Ù. µ¹·ÁÁÖ¾îÁø Æ÷ÀÎÅÍ´Â, .Xr free 3 ¿¡ÀÇ ´ÙÀ½¿¡ °è¼ÓµÇ´Â Àμö·Î¼­ »ç¿ëÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. .Sh ¹Ýȯ°ª .Fn tmpfile ÇÔ¼ö´Â, ¼º°øÇßÀ» °æ¿ì¿¡´Â ¿­¸° ÆÄÀÏ ½ºÆ®¸²¿¡ÀÇ Æ÷ÀÎÅ͸¦, ¿¡·¯ÀÇ °æ¿ì¿¡´Â .Dv NULL Æ÷ÀÎÅ͸¦ µ¹·ÁÁÝ´Ï´Ù. .Pp .Fn tmpnam ¹× .Fn tempfile ÇÔ¼ö´Â, ¼º°øÇßÀ» °æ¿ì¿¡´Â ÆÄÀÏ¸í¿¡ÀÇ Æ÷ÀÎÅ͸¦, ¿¡·¯ÀÇ °æ¿ì¿¡´Â .Dv NULL Æ÷ÀÎÅ͸¦ µ¹·ÁÁÝ´Ï´Ù. .Sh ¿¡·¯ .Fn tmpfile ÇÔ¼ö°¡ ½ÇÆÐÇßÀ» °æ¿ì, ÇÁ·Î±×·¥ ¶óÀ̺귯¸® ÇÔ¼ö .Xr fdopen 3 ¶Ç´Â .Xr mkstemp 3 ±×¸®°í ±ÔÁ¤µÇ´Â ¿¡·¯Áß ÇÑÂÊÀÌ, ±Û·Î¹ú º¯¼ö .Va errno (À¸)·Î ¼³Á¤µÇ´Â °æ¿ì°¡ ÀÖ½À´Ï´Ù. .Pp .Fn tmpnam ÇÔ¼ö°¡ ½ÇÆÐÇßÀ» °æ¿ì, ÇÁ·Î±×·¥ ¶óÀ̺귯¸® ÇÔ¼ö .Xr mktemp 3 ±×¸®°í ±ÔÁ¤µÇ´Â ¿¡·¯Áß ÇÑÂÊÀÌ .Va errno ÇÏÁö¸¸ ¼³Á¤µÇ´Â °æ¿ì°¡ ÀÖ½À´Ï´Ù. .Pp .Fn tempnam ÇÔ¼ö°¡ ½ÇÆÐÇßÀ» °æ¿ì, ÇÁ·Î±×·¥ ¶óÀ̺귯¸® ÇÔ¼ö .Xr malloc 3 ¶Ç´Â .Xr mktemp 3 ±×¸®°í ±ÔÁ¤µÇ´Â ¿¡·¯Áß ÇÑÂÊÀÌ .Va errno ÇÏÁö¸¸ ¼³Á¤µÇ´Â °æ¿ì°¡ ÀÖ½À´Ï´Ù. .Sh ÂüÁ¶ .Xr mkstemp 3 , .Xr mktemp 3 .Sh Ç¥ÁØ .Fn tmpfile ¹× .Fn tmpnam ÇÔ¼ö´Â, .St -isoC ¿¡ ÀûÇÕÇϰí ÀÖ½À´Ï´Ù. .Sh ¹ö±× ÀÌ·¯ÇÑ ÀÎÅÍÆäÀ̽º´Â, System V ¹× .Tn ANSI (¿Í)°úÀÇ È£È¯¼º¸¸À» À§Çؼ­(¶§¹®¿¡) Á¦°øµÇ°í ÀÖ½À´Ï´Ù. .Xr mkstemp 3 ÀÎÅÍÆäÀ̽ºÀÇ »ç¿ëÀ» °­ÇÏ°Ô Ãßõ ÇÕ´Ï´Ù. .Pp ÀÌ·¯ÇÑ ÀÎÅÍÆäÀ̽º¿¡´Â (³°´Ù .Xr mktemp 3 ÀÎÅÍÆäÀ̽º¿Í °°°Ô), 4 °³(»ì)ÀÇ Áß´ëÇÑ ¹®Á¦°¡ ÀÖ½À´Ï´Ù. °¡Àå ¸ÕÀú, ÆÄÀÏ¸í ¼±Åðú ÆÄÀÏ ÀÛ¼º ¹× »èÁ¦µ¿¾È¿¡´Â ºÐ¸íÇÑ °æÇÕÀÌ ÀÖ½À´Ï´Ù. 2¹øÂ°·Î, ´ëºÎºÐÀÇ ³°Àº ½Ã½ºÅÛ¿¡¼­´Â, ÆÄÀϸíÀÌ ¸®»çÀÌŬ µÉ ¶§±îÁö´Â, ÇÑÁ¤µÈ ¼ö (Åë»óÀº 26)ÀÇ ÀÏ½ÃÆÄÀÏ¸í ¹Û¿¡ »ç¿ëÇÒ ¼ö ¾ø´Â °ÍÀÔ´Ï´Ù. Á¦3¿¡, ÀÌ·¯ÇÑ ÇÔ¼ö ( ¹× .Xr mktemp 3 )ÀÇ System V ¿¡ À־ÀÇ ½ÇÀåÀº, ÀÏ½ÃÆÄÀÏ ÀÛ¼ºÀÇ °¡ºÎ¸¦ °áÁ¤Çϱâ À§Çؼ­(¶§¹®¿¡) .Xr access 2 ÇÔ¼ö¸¦ ÀÌ¿ëÇϰí ÀÖ´Â °ÍÀÔ´Ï´Ù. À̰ÍÀº, setuid ¹× setgid ÇÁ·Î±×·¥¿¡ ´ëÇØ¼­ ºÐ¸íÇÑ ¹®Á¦¸¦ ÆÄ»ý½ÃÄÑ, ÀÌ·¯ÇÑ ÇÁ·Î±×·¥¿¡ ÀÌ·¯ÇÑ ÀÎÅÍÆäÀ̽º¸¦ À̽ÄÇØ »ç¿ëÇÏ´Â °ÍÀ» º¹ÀâÇÏ°Ô ÇÕ´Ï´Ù. ¸¶Áö¸·À¸·Î, ÀÏ½ÃÆÄÀÏÀ» ÀÛ¼ºÇÏ´Â Çã°¡¿¡ °üÇÑ ÁöÁ¤ÀÌ ¾ø½À´Ï´Ù. .Pp ÀÌ ½ÇÀå¿¡´Â ÀÌ·¯ÇÑ °áÇÔÀº ¾ø½À´Ï´Ù¸¸, ÀÌ½Ä °¡´ÉÇÑ ¼ÒÇÁÆ®¿þ¾î´Â ±×°ÍÀ» ÀÇÁöÇÒ ¼ö ¾ø½À´Ï´Ù. ƯÈ÷, .Fn tmpfile ÀÎÅÍÆäÀ̽º´Â, À¯Àú°¡ ÀÏ½ÃÆÄÀÏÀ» °ø°³ÇØ ÀÐ°í ¾²±â °¡´ÉÇÏ°Ô ÇÏ´Â °ÍÀ» ¹Ù¶óÁö ¾ÊÀ» °¡´É¼ºÀÌ ÀÖ´Â °æ¿ì´Â, ´Ù¸¥ ½Ã½ºÅÛ»ó¿¡¼­ »ç¿ëµÇ´Â °ÍÀÌ ¿¹»óµÈ´Ù ¼ÒÇÁÆ®¿þ¾î Áß(¾È)¿¡¼­´Â »ç¿ëÇØ¾ß ÇÏ´Â °ÍÀÌ ¾Æ´Õ´Ï´Ù.