mysqlのインストールでつまったところ

mysqlのインストールでつまったところ

before brew update

$ brew install imagemagick mysql qt
Error: You must `brew link libtool' before imagemagick can be installed
Error: mysql-5.5.27 already installed
To install this version, first `brew unlink mysql'
Error: qt-4.8.4 already installed

$ brew link libtool
Linking /usr/local/Cellar/libtool/2.4.2... 17 symlinks created

$ brew install imagemagick mysql qt
==> Installing imagemagick dependency: jpeg
==> Downloading https://downloads.sf.net/project/machomebrew/Bottles/jpeg-8d.mou

curl: (52) Empty reply from server
Warning: Bottle installation failed: building from source.
==> Downloading http://www.ijg.org/files/jpegsrc.v8d.tar.gz
######################################################################## 100.0%
==> ./configure --prefix=/usr/local/Cellar/jpeg/8d
==> make install
🍺  /usr/local/Cellar/jpeg/8d: 18 files, 784K
==> Installing imagemagick dependency: libpng
==> Downloading https://downloads.sf.net/project/machomebrew/Bottles/libpng-1.5.

curl: (52) Empty reply from server
Warning: Bottle installation failed: building from source.
==> Downloading http://downloads.sf.net/project/libpng/libpng15/1.5.14/libpng-1.

curl: (52) Empty reply from server
Error: Download failed: http://downloads.sf.net/project/libpng/libpng15/1.5.14/libpng-1.5.14.tar.gz

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
after brew update

$ brew install imagemagick mysql qt
==> Installing imagemagick dependency: libpng
==> Downloading https://downloads.sf.net/project/machomebrew/Bottles/libpng-1.5.14.mountain_lion.bottle.tar.gz

curl: (56) SSL read: error:00000000:lib(0):func(0):reason(0), errno 54
Warning: Bottle installation failed: building from source.
==> Downloading http://downloads.sf.net/project/libpng/libpng15/older-releases/1.5.14/libpng-1.5.14.tar.gz

curl: (56) Recv failure: Connection reset by peer
Error: Download failed: http://downloads.sf.net/project/libpng/libpng15/older-releases/1.5.14/libpng-1.5.14.tar.gz

結局ダウンロード元が落ちてただけだった