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#!/bin/bash

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# This file generates all project files based on sources.list, so everyone who

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#  can start a bash process, can update the project files.

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ROOT_DIR="`pwd`/.."

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if ! [ -e "$ROOT_DIR/source.list" ]

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then

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	ROOT_DIR="`pwd`"

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fi

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if ! [ -e "$ROOT_DIR/source.list" ]

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then

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	echo "Can't find source.list, needed in order to make this run. Please go to either"

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	echo " the project dir, or the root dir of a clean SVN checkout."

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	exit 1

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fi

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# openttd_vs90.sln    is for MSVC 2008

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# openttd_vs90.vcproj is for MSVC 2008

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# langs_vs90.vcproj   is for MSVC 2008

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# strgen_vs90.vcproj  is for MSVC 2008

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# openttd_vs80.sln    is for MSVC 2005

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# openttd_vs80.vcproj is for MSVC 2005

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# langs_vs80.vcproj   is for MSVC 2005

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# strgen_vs80.vcproj  is for MSVC 2005

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# First, collect the list of Windows files

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allegro_config=""

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sdl_config="1"

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png_config="1"

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os="MSVC"

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enable_dedicated="0"

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with_cocoa="0"

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enable_directmusic="1"

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with_threads="1"

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file_prefix="..\\\\src\\\\"

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safety_check() {

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	li=""

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	for i in `cat $1 | grep -v "#\|ottdres.rc\|win32.cpp\|win32_v.cpp" | xargs -n 1 basename | sort`; do

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		if [ "$li" = "$i" ]; then

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			echo " !! ERROR !!"

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			echo ""

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			echo "The filename '$i' is already used in this project."

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			echo "Because MSVC uses one single directory for all object files, it"

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			echo "cannot handle filenames with the same name inside the same project."

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			echo "Please rename either one of the file and try generating again."

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			echo ""

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			echo " !! ERROR !!"

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			exit 1

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		fi

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		li="$i"

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	done

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}

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grep '\.h' "$ROOT_DIR/source.list" | grep -v '../objs/langs/table/strings.h' | sed 's/	//' | sort > tmp.headers.source.list

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find "$ROOT_DIR/src" \( -iname "*.h" -or -iname "*.hpp" \) -and -not -ipath "*/.svn/*" | sed "s~$ROOT_DIR/src/~~" | sort > tmp.headers.src

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if [ -n "`diff tmp.headers.source.list tmp.headers.src`" ]; then

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	echo "The following headers are missing in source.list and not in /src/ or vice versa."

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	diff tmp.headers.source.list tmp.headers.src | grep '[<>]' | sort

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	echo ""

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fi

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rm tmp.headers.*

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load_main_data() {

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	# Read the source.list and process it

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	RES="`cat $1 | tr '\r' '\n' | awk '

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		/^(	*)#end/  { if (deep == skip) { skip -= 1; } deep -= 1; next; }

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		/^(	*)#else/ { if (deep == skip) { skip -= 1; } else if (deep - 1 == skip) { skip += 1; } next; }

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		/^(	*)#if/   {

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			gsub("	", "", $0);

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			gsub("^#if", "", $0);

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			gsub("^ ", "", $0);

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			if (deep != skip) { deep += 1; next; }

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			deep += 1;

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			if ($0 == "ALLEGRO"     && "'$allegro_config'" == "")      { next; }

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			if ($0 == "SDL"         && "'$sdl_config'" == "")          { next; }

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			if ($0 == "PNG"         && "'$png_config'" == "")          { next; }

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			if ($0 == "OSX"         && "'$os'" != "OSX")               { next; }

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			if ($0 == "OS2"         && "'$os'" != "OS2")               { next; }

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			if ($0 == "PSP"         && "'$os'" != "PSP")               { next; }

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			if ($0 == "DEDICATED"   && "'$enable_dedicated'" != "1")   { next; }

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			if ($0 == "COCOA"       && "'$with_cocoa'" == "0")         { next; }

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			if ($0 == "BEOS"        && "'$os'" != "BEOS")              { next; }

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			if ($0 == "WIN32"       && "'$os'" != "MINGW" &&

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											"'$os'" != "CYGWIN" && "'$os'" != "MSVC" ) { next; }

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			if ($0 == "WINCE"       && "'$os'" != "WINCE")             { next; }

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			if ($0 == "MSVC"        && "'$os'" != "MSVC")              { next; }

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			if ($0 == "DIRECTMUSIC" && "'$enable_directmusic'" != "1") { next; }

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			if ($0 == "LIBTIMIDITY" && "'$libtimidity'" == "" )        { next; }

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			if ($0 == "HAVE_THREAD" && "'$with_threads'" == "0")       { next; }

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			skip += 1;

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			next;

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		}

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		/^(	*)#/ {

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			if (deep == skip) {

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				gsub("	", "", $0);

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				gsub("^#", "", $0);

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				gsub("^ ", "", $0);

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				if (first_time != 0) {

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					print "		</Filter>";

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				} else {

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					first_time = 1;

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				}

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				print "		<Filter";

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				print "			Name=\\""$0"\\"";

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				print "			>";

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			}

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			next;

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		}

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		/^$/ { next }

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		{

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			if (deep == skip) {

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				gsub("	", "", $0);

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				gsub("/", "\\\\", $0);

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				print "			<File";

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				print "				RelativePath=\\".\\\\'$file_prefix'"$0"\\"";

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				print "				>";

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				print "			</File>";

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			}

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		}

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		END { print "		</Filter>"; }

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	'`"

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	eval "$2=\"\$RES\""

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}

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load_lang_data() {

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	RES=""

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	for i in `ls $1`

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	do

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		i=`basename $i | sed s~.txt$~~g`

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		RES="$RES

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		<File

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			RelativePath=\"..\\src\\lang\\"$i".txt\"

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			>

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			<FileConfiguration

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				Name=\"Debug|Win32\"

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				>

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				<Tool

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					Name=\"VCCustomBuildTool\"

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					Description=\"Generating "$i" language file\"

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					CommandLine=\"..\\objs\\strgen\\strgen.exe -s ..\\src\\lang -d ..\\bin\\lang "\$(InputPath)"
\"

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					AdditionalDependencies=\"\"

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					Outputs=\"..\\bin\\lang\\"$i".lng\"

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				/>

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			</FileConfiguration>

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		</File>"

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	done

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	eval "$2=\"\$RES\""

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}

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generate() {

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	echo "Generating $2..."

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	# Everything above the !!FILES!! marker

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	cat "$ROOT_DIR/projects/$2".in | tr '\r' '\n' | awk '

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		/^$/ { next }

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		/!!FILES!!/ { stop = 1; }

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		{

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			if (stop == 0) { print $0 }

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		}

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	' > "$ROOT_DIR/projects/$2"

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	echo "$1" >> "$ROOT_DIR/projects/$2"

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	# Everything below the !!FILES!! marker

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	cat "$ROOT_DIR/projects/$2".in | tr '\r' '\n' | awk '

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		BEGIN { stop = 1; }

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		/^$/ { next }

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		/!!FILES!!/ { stop = 2; }

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		{

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			if (stop == 0) { print $0 }

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			if (stop == 2) { stop = 0 }

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		}

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	' >> "$ROOT_DIR/projects/$2"

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}

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safety_check "$ROOT_DIR/source.list"

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load_main_data "$ROOT_DIR/source.list" openttd

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load_lang_data "$ROOT_DIR/src/lang/*.txt" lang

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generate "$openttd" "openttd_vs80.vcproj"

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generate "$openttd" "openttd_vs90.vcproj"

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generate "$lang" "langs_vs80.vcproj"

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generate "$lang" "langs_vs90.vcproj"