Re: Bug #11487: eregi DO NOT FIND expression if string too complicated and from $fcontents

On Thu, Jun 14, 2001 at 01:47:45PM -0000 , dbucher@horus.ch wrote: > From: dbucher@horus.ch > Operating system: Linux Debian > PHP version: 3.0.17 so it is 3.0.17 or 3.0.18? > PHP Bug Type: Scripting Engine problem > Bug description: eregi DO NOT FIND expression if string too complicated and from $fcontents > > In some cases, eregi_replace doesn't work. I found it didn't worked > when reading the a long/complicated line from a file : > > 1. I read $line from a file and $line becomes : > > > "<tr><td>PPM</td><td>GrandBento</td><td>hi</td><td>3128</td><td>def</td><td>def</td><td><a > href=\"PHP_url_me?req_modmain=showprod&req_modsub=view&req_id=1\">[view]</a> > <a > href=\"PHP_url_me?req_modmain=showprod&req_modsub=edit&req_id=1\">[edit]</a> > [del]</td></tr>" > > 2. $url_myself = "ה&� > �MSڍ�>�sjhttp://1.1.1.249/admin/express/main.php3"; > and $line = eregi_replace ("PHP_url_me", $url_myself, $line); > > doesn't work ! > > 3. For the other lines from the same file (shorter and with less > special characters) it WORKS ! > > AND that line is not tested the same as if I do > $line2 = ... > ($line <> $line2) ?! > > 4. in eregi_replace ($pattern, $replace, $string), are there special characters into $string > ???? and even, why the same $line is not the same when read from a file > > CONCLUSION : > > I suppose the bug is more in $fcontents than ereg, BUT WHY ereg > doesn't find a pattern which IS INTO the string ($line) ? > Whatever the line can be, the pattern is there, so why doesn't > it find it ? > > I suppose you don't need any other information, but just in case : > - Debian Linux potato > - PHP 3.0.18 selfcompiled or from a deb? if selfcompiled look at unstable php3. there is a bug in php3's regex.h, which causes problems with large file support (LFS). Also apache has this bug, which is fixed in the package (and maybe in 1.3.20 upstream). Petr Cech -- Debian GNU/Linux maintainer - www.debian.{org,cz} cech@atrey.karlin.mff.cuni.cz Obviously the only rational solution to your problem is suicide.