updated build.sh and makefiles

d1q3_ade/Makefile

 defaults: all
 
-all: 
-	@../scripts/build.sh
+all:
+	@+../scripts/build.sh
 
 clean:
 	@rm -rf output* compare* latex simplify
 
-purge:
-	@rm -rf output* compare* latex simplify *.pdf
+purge: clean
+	@rm -rf *.pdf

d1q3_nse/Makefile

 defaults: all
 
-all: 
-	@../scripts/build.sh
+all:
+	@+../scripts/build.sh
 
 clean:
 	@rm -rf output* compare* latex simplify
 
-purge:
-	@rm -rf output* compare* latex simplify *.pdf
+purge: clean
+	@rm -rf *.pdf

d2q5_ade/Makefile

 defaults: all
 
-all: 
-	@../scripts/build.sh
+all:
+	@+../scripts/build.sh
 
 clean:
 	@rm -rf output* compare* latex simplify
 
-purge:
-	@rm -rf output* compare* latex simplify *.pdf
+purge: clean
+	@rm -rf *.pdf

d2q9_nse/Makefile

 defaults: all
 
-all: 
-	@../scripts/build.sh
+all:
+	@+../scripts/build.sh
 
 clean:
 	@rm -rf output* compare* latex simplify
 
-purge:
-	@rm -rf output* compare* latex simplify *.pdf
+purge: clean
+	@rm -rf *.pdf

d3q27_nse/Makefile

 defaults: all
 
-all: 
-	@../scripts/build.sh
+all:
+	@+../scripts/build.sh
 
 clean:
 	@rm -rf output* compare* latex simplify
 
-purge:
-	@rm -rf output* compare* latex simplify *.pdf
+purge: clean
+	@rm -rf *.pdf

d3q7_ade/Makefile

 defaults: all
 
-all: 
-	@../scripts/build.sh
+all:
+	@+../scripts/build.sh
 
 clean:
 	@rm -rf output* compare* latex simplify
 
-purge:
-	@rm -rf output* compare* latex simplify *.pdf
+purge: clean
+	@rm -rf *.pdf

scripts/build.sh

 #!/bin/bash
 
-CODEDIR=".."
+# exit whenever a command fails
+set -e
+
+CODEDIR="../src"
 
 check_existence()
 {
+	make -C "$CODEDIR" "$@"
+
 	# check whether $(CODEDIR)/lbmat_$(MODEL) exists
-	EXE=${CODEDIR}/${1}
-	if [[ ! -f "${EXE}" ]]; then
-		echo "${EXE} does not exist -> calling make"
-		make -C .. ${1}
-		if [[ ! -f ${EXE} ]]; then
-			echo "${EXE} still does not exist -> check manually"
-			exit
+	for target in "$@"; do
+		target="$CODEDIR/$target"
+		if [[ ! -f "$target" ]]; then
+			echo "$target still does not exist -> check manually"
+			exit 1
 		fi
-	fi
+	done
 }
 
 #echo $(realpath $0)
@@ -26,23 +29,21 @@ MODEL=${RP1##*/}
 
 echo model: ${MODEL}
 
-check_existence lbmat_${MODEL}
-check_existence simplify
-check_existence export_latex
-check_existence export_latex_compare
+# make all necessary binaries
+check_existence lbmat_${MODEL} simplify export_latex export_latex_compare
 
 # execute lbmat_${MODEL} to create output directories
 ${CODEDIR}/lbmat_${MODEL}
 
 # make symlinks
 [[ ! -f simplify ]] && ln "${CODEDIR}/simplify" simplify -s
-[[ ! -d latex ]] && ln "${CODEDIR}/latex" latex -s
+[[ ! -d latex ]] && ln "../latex" latex -s
 
 # symbolic substitutions
 for a in output*symbolic; do
 	if [ ! -f "${a}/spatial_EPDE/pde_00.tex" ]; then
 		../scripts/script_backsubst_searcher.py ${a}
-		../export_latex ${a}
+		"$CODEDIR/export_latex" ${a}
 		# check whether latex files exist
 		if [ ! -f "${a}/spatial_EPDE/pde_00.tex" ]; then
 			echo "${a}/spatial_EPDE/pde_00.tex not found"
@@ -52,7 +53,7 @@ for a in output*symbolic; do
 done
 
 # compare latex
-../export_latex_compare output_${MODEL}
+"$CODEDIR/export_latex_compare" output_${MODEL}
 
 # call latex
 buf_size=100000000