image/base/install-pngcrush

   1 #!/bin/bash
   2 set -e
   3
   4 # version check: https://sourceforge.net/projects/pmt/files/pngcrush/
   5 PNGCRUSH_VERSION=1.8.13
   6 PNGCRUSH_HASH="bac37d4b2be88d7e88aadcde9661beb3a513a90e7d26784f906c1e2da8ba332e"
   7
   8 cd /tmp
   9 wget https://sourceforge.net/projects/pmt/files/pngcrush/$PNGCRUSH_VERSION/pngcrush-$PNGCRUSH_VERSION.tar.gz/download -O pngcrush-$PNGCRUSH_VERSION.tar.gz
  10 sha256sum pngcrush-$PNGCRUSH_VERSION.tar.gz
  11 echo "$PNGCRUSH_HASH pngcrush-$PNGCRUSH_VERSION.tar.gz" | sha256sum -c
  12
  13 tar zxf pngcrush-$PNGCRUSH_VERSION.tar.gz
  14 cd pngcrush-$PNGCRUSH_VERSION
  15 make && cp -f pngcrush /usr/local/bin
  16 cd /
  17 rm -fr /tmp/pngcrush-$PNGCRUSH_VERSION
  18 rm /tmp/pngcrush-$PNGCRUSH_VERSION.tar.gz