#!/bin/sh

echo "Creating VC71/VC80 solution & project files..."

# NOTE: This is hard-coded
SCRIPTDIR="../../developer_scripts/examples"


# Creates a VC71/VC80 .vcproj file corresponding to a source file
# $1 is the source file
# $2 is the extension of the source file
# $3 is the target compiler version: "71" or "80"
# $4 is the parent solution file
#
create_project_file()
{
  srcfile=${1};
  ext=${2};
  ver=${3};
  slnfile=${4};
  
  # $srcname is a string of the form "source" were "source.some_extension" is the of the source file
  srcname=`echo $srcfile|sed -e "s/\.$ext//"`;
  
  # $projfile is a filename of the form "source.vcproj" were "source" is the basename of the source file
  projfile=`echo $srcfile|sed -e "s/\.$ext/\.vcproj/"`;
  
  # Creates a vcroj IFF it doesn't exist
  if [ ! -e $projfile ]; then

      GUID=`printf "%012d" $RANDOM`
      
  
      echo "Creating $projfile under VC$ver folder with GUID={00000000-0000-0000-0000-$GUID}"
  
      #
      # Takes a master .vcproj file, replaces the keywords 
      #   SOURCE for $srcname
      #   EXT    for $ext  
      # And moves the generated project file into the final folder
      #
      sed -e"s/SOURCE/$srcname/g"           $SCRIPTDIR/master_${ver}.vcproj > ./src2sln_/temp.txt;
      sed -e"s/EXT/$ext/g"                  ./src2sln_/temp.txt             > ./src2sln_/temp2.txt;
      sed -e"s/ZZZZZZZZZZZZ/$GUID/g"  ./src2sln_/temp2.txt            > ./src2sln_/$projfile; 
      mv ./src2sln_/$projfile ./VC$ver;
      
      
      #
      # Takes a master .sln entry line, replaces the keywords 
      #   TARGET  for $srcname
      #   PROJECT for $projfile  
      # And adds the line to parent solution file
      #
      echo "Adding $projfile to $slnfile"
      sed -e"s/TARGET/$srcname/g"           $SCRIPTDIR/master_${ver}_proj_line.sln > ./src2sln_/temp.txt;
      sed -e"s/ZZZZZZZZZZZZ/$GUID/g" ./src2sln_/temp.txt                     > ./src2sln_/temp2.txt;
      sed -e"s,PROJECT,VC$ver/$projfile,g" ./src2sln_/temp2.txt                    > ./src2sln_/temp3.txt;
      
      mv ./src2sln_/$slnfile ./src2sln_/$slnfile.tmp
      cat ./src2sln_/$slnfile.tmp ./src2sln_/temp3.txt > ./src2sln_/$slnfile
      rm ./src2sln_/$slnfile.tmp
      
      rm -rf ./src2sln_/temp.txt
      rm -rf ./src2sln_/temp2.txt 
      rm -rf ./src2sln_/temp3.txt 
  fi
}


#
# Create a .vcproj Visual C++ makefile for each .C and .cpp file
# Usage: C2vcproj folder1 ...
#

# For each folder in parameters list
for h in $@ ; do
if [ -d $h ]; then
  cd $h;
  echo "In " $h;

  pkg=`basename $h`
  
  # Create a VC71 subdirectory IFF it doesn't already exists
  if [ ! -e "VC71" ]; then
    mkdir VC71
  fi
          
  # Create a VC80 subdirectory IFF it doesn't already exists
  if [ ! -e "VC80" ]; then
    mkdir VC80
  fi
  
  # ALWAYS create temporary subdirectory "src2sln_"
  if [ -e src2sln_ ]; then
    rm -r src2sln_;
  fi
  mkdir src2sln_;

  # $sp71 is the filename of the solution for for VC71
  sp71=$pkg"_VC71.sln"

  # $sp80 is the filename of the solution for for VC80
  sp80=$pkg"_VC80.sln"
  
  echo "Creating $sp71"
  cat $SCRIPTDIR/master_71_head.sln > ./src2sln_/$sp71
  echo "Creating $sp80"
  cat $SCRIPTDIR/master_80_head.sln > ./src2sln_/$sp80
  
  # For each .C and .cpp file file
  for ext in C cpp ; do
    for i in *.$ext ; do
      if [ ! $i = "*.$ext" ]; then
        # if $i contains a function "main()"
        zgrep main $i >/dev/null 2>&1
        if [ $? == 0 ]; then

          create_project_file $i $ext "71" $sp71        
          
          create_project_file $i $ext "80" $sp80        
          
        fi
      fi
    done
  done

  mv ./src2sln_/$sp71 ./$sp71;
  mv ./src2sln_/$sp80 ./$sp80;
  
  # Remove temporary subdirectory "src2sln_"
  rm -r src2sln_

  cd ..;
fi
done