centos의 경우 pcre(Perl Compatible Regular Expressions)에서 unicode에 대한 대한 처리가 안되어있다.
pcretest -C PCRE version 6.6 06-Feb-2006 Compiled with UTF-8 support No Unicode properties support Newline character is LF Internal link size = 2 POSIX malloc threshold = 10 Default match limit = 10000000 Default recursion depth limit = 10000000 Match recursion uses stack
참조 : http://chrisjean.com/2009/01/31/unicode-support-on-centos-52-with-php-and-pcre/
wget http://vault.centos.org/5.1/updates/SRPMS/pcre-6.6-2.el5_1.7.src.rpm rpm -ivh pcre-6.6-2.el5_1.7.src.rpm vi /usr/src/redhat/SPECS/pcre.spec %configure --enable-utf8 --enable-unicode-properties #add '--enable-unicode-properties' rpmbuild -ba /usr/src/redhat/SPECS/pcre.spec rpm -Uvh /usr/src/redhat/RPMS/i386/pcre-6.6-2.7.i386.rpm /usr/src/redhat/RPMS/i386/pcre-devel-6.6-2.7.i386.rpm