placed projects into docs folder

tools/Makefile

@@ -1,33 +0,0 @@
-# Universal makefile for single C++ program
-#
-# Use gcc flag -MMD (user) or -MD (user/system) to generate dependencies among source files.
-# Use make default rules for commonly used file-name suffixes and make variables names.
-#
-# % make [ a.out ]
-
-########## Variables ##########
-
-CXX = g++					# compiler
-CXXFLAGS = -std=c++20 -g -Wall -MMD			# compiler flags
-MAKEFILE_NAME = ${firstword ${MAKEFILE_LIST}}	# makefile name
-
-SOURCES = $(wildcard *.cc)			# source files (*.cc)
-OBJECTS = ${SOURCES:.cc=.o}			# object files forming executable
-DEPENDS = ${OBJECTS:.o=.d}			# substitute ".o" with ".d"
-EXEC = a.out					# executable name
-
-########## Targets ##########
-
-.PHONY : clean					# not file names
-
-${EXEC} : ${OBJECTS}				# link step
-	${CXX} ${CXXFLAGS} $^ -o $@		# additional object files before $^
-
-${OBJECTS} : ${MAKEFILE_NAME}			# OPTIONAL : changes to this file => recompile
-
-# make implicitly generates rules to compile C++ files that generate .o files
-
--include ${DEPENDS}				# include *.d files containing program dependences
-
-clean :						# remove files that can be regenerated
-	rm -f ${DEPENDS} ${OBJECTS} ${EXEC}

tools/astylerc-example

@@ -1 +0,0 @@
---style=java -k3 -W3 -m0 -f -p -H --squeeze-lines=3 -xb -xf -xh -c --max-code-length=80 -xL -Y --indent=spaces=8

tools/compile

@@ -1,25 +0,0 @@
-#!/bin/bash
-# Use this script to compile your .cc files in dependency order
-
-# Arguments:
-#   $1 = name of file containing list of .cc files
-#   $2 = name of the output file
-
-cxx="g++-11"
-cxxflags="-std=c++20 -fmodules-ts -Wall -g"
-
-if [ $# -lt 1 ]; then
-  echo "Usage:  $0 list-filename [output-name]" 1>&2
-  exit 1
-fi
-
-if [ $# -eq 2 ]; then
-  name="-o $2"
-fi
-
-for x in $(cat $1); do
-  $cxx $cxxflags -c $x
-done
-
-$cxx *.o $name
-