Linux下JPEG库安装脚本

该脚本用于在Linux下安装JPEG库,在安装GD库的时候如果没有JPEG库,GD将不能生成JPEG格式的图象.

　　作者： 何志强#----where to download----

　　#ftp://ftp.uu.net/graphics/jpeg/jpegsrc.v6b.tar.gz

　　#----.tar.gz file name----

　　jpeg_tar_gz=jpegsrc.v6b.tar.gz

　　#----which version----

　　ver_jpeg=jpeg-6b

　　#----where to install----

　　jpeg=/usr/local/jpeg

　　#----untar----

　　tar xzvf $jpeg_tar_gz

　　#----install----

　　cd $ver_jpeg

　　./configure --prefix=$jpeg --enable-shared --enable-static

　　make

　　mkdir $jpeg

　　mkdir $jpeg/include

　　mkdir $jpeg/lib

　　mkdir $jpeg/bin

　　mkdir $jpeg/man

　　mkdir $jpeg/man/man1

　　make install

　　cd ..

　　#----free----

　　rm -rf $ver_jpeg

　　#----configuration information----

　　echo "---------------------------------------------------------------------"

　　echo "please add following lines in you /etc/profile"

　　echo "("

　　echo " tip:"

　　echo " you can add these lines in a file named /etc/profile.jpeg,"

　　echo " and then add a line on the end of /etc/profile:"

　　echo " . /etc/profile.jpeg"

　　echo " it is 易做图,:)"

　　echo "):"

　　echo " PATH=""$""PATH:$jpeg/bin"

　　echo " CPLUS_INCLUDE_PATH=""$""CPLUS_INCLUDE_PATH:$jpeg/include"

　　echo " LD_LIBRARY_PATH=""$""LD_LIBRARY_PATH:$jpeg/lib"

　　echo " LIBRARY_PATH=""$""LIBRARY_PATH:$jpeg/lib"

　　echo " MANPATH=""$""MANPATH:$jpeg/man"

　　echo ""

　　echo " export PATH CPLUS_INCLUDE_PATH LD_LIBRARY_PATH LIBRARY_PATH MANPATH"