Shell脚本中实现更新PHP5

#!/bin/bash
 
INSTALL_PATH="/cygdrive/d/php5-nts"
BUILD_TIME_FILE="/cygdrive/d/php5-nts/build-time"
PACKAGE_URL="http://windows.php.net/downloads/snaps/php-5.3-nts-win32-VC9-x86-latest.zip"
 
function uprint {
  if [ "${1:0:1}" = "-" ]; then
    echo $1 "# $2"
  else
    echo "# $1"
  fi
}
 
## If unzip available"Could not find unzip, please install."
  exit 1
fi
 
## Test if build-time file exists, if not, create it
if [ ! -f $BUILD_TIME_FILE ]; then
  uprint -n "Build time file does not exists, created ... "
  touch $BUILD_TIME_FILE
  echo -e "\e[32m[OK]\e[0m"
fi
 
## Get current build time
CURRENT_BUILD_TIME=`cat $BUILD_TIME_FILE`
 
## Get latest build time
LATEST_BUILD_TIME=`curl --silent http://windows.php.net/snapshots/ |     grep "php-5.3-nts-VC9-x86" |     grep "VC9 x86 Non Thread Safe (" |     grep -o "(.*)" |     sed 's/[()]//g'`
 
## Any update"$CURRENT_BUILD_TIME" != "$LATEST_BUILD_TIME" ]; then
  uprint -e "New version available, build time: \e[36m$LATEST_BUILD_TIME\e[0m"
else 
  if [ "$1" != "--force" ]; then
    uprint "You are using the latest snapshot version."
    exit 0
  else 
    uprint -e "\e[31mForce to update local php version.\e[0m"
  fi
fi
 
## Delete if file already exists
ls $package > /dev/null 2>&1
if test $"Performing: rm -f \`ls $package\` ... "
  rm -f `ls $package`
  echo -e "\e[32m[OK]\e[0m"
fi
 
## Get latest php5 binary package
uprint -n "Downloading latest php binary package ... "
wget -q $PACKAGE_URL
echo -e "\e[32m[OK]\e[0m"
 
## Extracting
if [ -f $package ]; then
  # kill php processes
  for php_pid in `ps -as | grep php | awk '{print $1}'`
  do 
    kill -9 $php_pid
  done
 
  uprint -n "Extracting ... "
  unzip -o $package -x -d $INSTALL_PATH > /dev/null 2>&1
  echo -e "\e[32m[OK]\e[0m"
  echo $LATEST_BUILD_TIME > $BUILD_TIME_FILE
 
  uprint -n "Cleaning up ... "
  rm -f $package
  echo -e "\e[32m[OK]\e[0m"
fi
 
## Fixed cygwin permissions
icacls D:/php5-nts /reset /T > /dev/null
 
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