PCREをソースコードビルドする ref: http://qiita.com/boscoworks/items/b57cee97700092a8627e

file0.txt

wget http://sourceforge.net/projects/pcre/files/pcre/8.36/pcre-8.36.tar.gz -P /usr/local/share/downloaded/

file1.txt

tar -zxvf /usr/local/share/downloaded/pcre-8.36.tar.gz -C /usr/local/src/

file2.txt

cd /usr/local/src/pcre-8.36/

./configure --prefix=/usr/local/lib/pcre-8.36

file3.txt

make

file4.txt

sudo make install

file5.txt

sudo ln -s /usr/local/lib/pcre-8.36 /usr/local/pcre

file6.txt

echo "/usr/local/lib/pcre-8.36/lib" > /usr/local/etc/ld.so.conf.d/pcre-8.36.conf

sudo ln -s /usr/local/etc/ld.so.conf.d/pcre-8.36.conf /etc/ld.so.conf.d/pcre-8.36.conf

sudo ldconfig

file7.txt

sudo rm -r /usr/local/share/downloaded/pcre-8.36.tar.gz
sudo rm -r /usr/local/src/pcre-8.36/
sudo rm -r usr/local/lib/pcre-8.36/
sudo rm -r /usr/local/pcre
sudo rm -r /usr/local/etc/ld.so.conf.d/pcre-8.36.conf
sudo rm -r /etc/ld.so.conf.d/pcre-8.36.conf

file8.txt

sudo ldconfig