common

#!/usr/bin/env bash

#/*--------------------------------------------------------------------------
# *  Credits: This script is based on the script generated by sbt-pack.
# *--------------------------------------------------------------------------*/

cygwin=false
mingw=false
darwin=false
case "`uname`" in
  CYGWIN*) cygwin=true
          ;;
  MINGW*) mingw=true
          ;;
  Darwin*) darwin=true
           if [ -z "$JAVA_VERSION" ] ; then
             JAVA_VERSION="CurrentJDK"
           else
            echo "Using Java version: $JAVA_VERSION" 1>&2
           fi
           if [ -z "$JAVA_HOME" ] ; then
             JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/${JAVA_VERSION}/Home
           fi
           JAVACMD="`which java`"
           ;;
esac

# Resolve JAVA_HOME from javac command path
if [ -z "$JAVA_HOME" ]; then
  javaExecutable="`which javac`"
  if [ -n "$javaExecutable" -a -f "$javaExecutable" -a ! "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
    # readlink(1) is not available as standard on Solaris 10.
    readLink=`which readlink`
    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
      javaExecutable="`readlink -f \"$javaExecutable\"`"
      javaHome="`dirname \"$javaExecutable\"`"
      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
      JAVA_HOME="$javaHome"
      export JAVA_HOME
    fi
  fi
fi


if [ -z "$JAVACMD" ] ; then
  if [ -n "$JAVA_HOME"  ] ; then
    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
      # IBM's JDK on AIX uses strange locations for the executables
      JAVACMD="$JAVA_HOME/jre/sh/java"
    else
      JAVACMD="$JAVA_HOME/bin/java"
    fi
  else
    JAVACMD="`which java`"
  fi
fi

if [ ! -x "$JAVACMD" ] ; then
  echo "Error: JAVA_HOME is not defined correctly."
  echo "  We cannot execute $JAVACMD"
  exit 1
fi

# parses 1.7, 1.8, 9, etc out of java version "1.8.0_91"
JAVA_VERSION=$("$JAVACMD" -version 2>&1 | grep ' version "' | tr '\r' '\n' | sed 's/.*version "\([0-9]*\)\(\.[0-9]*\)\{0,1\}\(.*\)*"/\1\2/; 1q')

if [ "$JAVA_VERSION" != "1.8" ] ; then
  echo "Error: Java 8 is required, actual $JAVA_VERSION"
  exit 1
fi

if [ -z "$JAVA_HOME" ] ; then
  echo "Warning: JAVA_HOME environment variable is not set."
fi

CLASSPATH_SUFFIX=""
# Path separator used in EXTRA_CLASSPATH
PSEP=":"

# For Cygwin, switch paths to Windows-mixed format before running java
if $cygwin; then
  [ -n "$PROG_HOME" ] &&
    PROG_HOME=`cygpath -am "$PROG_HOME"`
  [ -n "$JAVA_HOME" ] &&
    JAVA_HOME=`cygpath -am "$JAVA_HOME"`
  CLASSPATH_SUFFIX=";"
  PSEP=";"
fi

# For Migwn, ensure paths are in UNIX format before anything is touched
if $mingw ; then
  [ -n "$PROG_HOME" ] &&
    PROG_HOME="`(cd "$PROG_HOME"; pwd -W | sed 's|/|\\\\|g')`"
  [ -n "$JAVA_HOME" ] &&
    JAVA_HOME="`(cd "$JAVA_HOME"; pwd -W | sed 's|/|\\\\|g')`"
  CLASSPATH_SUFFIX=";"
  PSEP=";"
fi

#/*--------------------------------------------------
# * The code below is for Dotty
# *-------------------------------------------------*/

find_lib () {
  local lib=$(find $PROG_HOME/lib/ -name "$1")
  if $cygwin; then
    cygpath -am $lib
  elif $mingw; then
    echo $lib | sed 's|/|\\\\|g'
  else
    echo $lib
  fi
}

DOTTY_COMP=$(find_lib "*dotty-compiler*")
DOTTY_INTF=$(find_lib "*dotty-interfaces*")
DOTTY_LIB=$(find_lib "*dotty-library*")
SCALA_ASM=$(find_lib "*scala-asm*")
SCALA_LIB=$(find_lib "*scala-library*")
SCALA_XML=$(find_lib "*scala-xml*")
SBT_INTF=$(find_lib "*compiler-interface*")
JLINE_READER=$(find_lib "*jline-reader-3*")
JLINE_TERMINAL=$(find_lib "*jline-terminal-3*")
JLINE_TERMINAL_JNA=$(find_lib "*jline-terminal-jna-3*")

# debug
DEBUG_STR=-agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=5005