LATEX = pdflatex
PDFVIEWER = evince
EDITOR = /usr/bin/emacs -fn 9x15 -g 90x34+100+40
GNUPLOT = gnuplot

CC        = clang
LDFLAGS   = -O3
ifeq ($(CC),clang)
  CFLAGS  = -Weverything -Wextra -pedantic $(LDFLAGS)
else
  CFLAGS  = -Wall -Wextra -pedantic $(LDFLAGS)
endif
LDLIBS    = 

.PHONY: pdf edit view clean veryclean

.SUFFIXES:
.SUFFIXES:  .c .o .gp .res

%.res: %.c
	$(CC) $(CFLAGS) $< -o $* $(LDLIBS)
	./$* > $*.res
	rm -f ./$*

%.tex: %.gp %.res
	$(GNUPLOT) $*.gp

binary    = recursive_sum
source    = $(binary).c
gpfile    = $(binary).gp
resfile   = $(binary).res
latexfile = $(binary)

all: $(binary) hanoi

res: $(resfile)

pdf: $(latexfile).tex $(gpfile) $(resfile)
	while ($(LATEX) $(latexfile) ; \
	grep -q "Rerun to get cross" $(latexfile).log ) do true ; \
	done

view: pdf
	$(PDFVIEWER) $(latexfile).pdf 2> /dev/null &

clean:
	rm -f *.o *~
	rm -f $(latexfile).log 
	rm -f $(latexfile).aux
	rm -f $(latexfile)-inc-eps-converted-to.pdf  $(latexfile)-inc.eps
	rm -f $(latexfile).res
	rm -f $(latexfile).tex
	rm -f $(latexfile).pdf
	rm -f $(binary) hanoi