# -----------------------------------------------------------------------------
# this file:
#   https://dataswamp.org/~incal/bad-el/src/bad-sdl2/Makefile
# -----------------------------------------------------------------------------

mkef = -j -s
mcmd = $(MAKE) $(mkef)

name  = bad-sdl2
el    = $(name).el
elc   = $(name).elc
obj   = $(name).o
src   = $(name).c
so    = $(name).so
log   = $(name).log
stats = $(name).txt

# -----------------------------------------------------------------------------

cc   = gcc
warn = -Wall -Wextra -pedantic-errors
ccfl = -g --shared -fPIC $(warn) -I/usr/include/SDL2 -D_REENTRANT
comp = $(cc) $(ccfl)
libs = -lSDL2 -lSDL2_ttf -lssl -lcrypto

# -----------------------------------------------------------------------------

all: $(elc) $(so)

$(so): $(obj)
	$(comp) -o $@ $^ $(libs)

%.o: %.c
	$(comp) -c $< -o $@

# -----------------------------------------------------------------------------

sed-filter   = sed '/^\(Gtk|Loading\|\older|Wrote\)/d'
filter       = 2>&1 | $(sed-filter)
filter-quiet = > /dev/null $(filter)

$(elc): $(el)
	emacs --batch -L "." -L ".." -f batch-byte-compile   $< $(filter-quiet)
	emacs --batch -L "." -L ".." -f batch-byte-compile   $< $(filter)
	emacs --batch -L "." -L ".." -f batch-native-compile $< $(filter)

# -----------------------------------------------------------------------------

clean:
	rm -f $(elc) $(obj) $(so) $(log)

clear:
	$(mcmd) clean

again:
	$(mcmd) clean
	$(mcmd)

# -----------------------------------------------------------------------------

emacs_dbg_opts = -Q -D --module-assertions --eval "(setq debug-on-error t)"
emacs_run_opts = -Q -D
vo_opts        = --quiet -s --log-file=$(log) --leak-check=full --track-origins=yes

# -----------------------------------------------------------------------------

log:
	touch $(log)
	grep $(so) $(log) | sort -u

meta:
	echo -n "threads: "
	ps  --no-headers -T -p `pidof emacs` | wc -l
	ps  --no-headers -T -p `pidof emacs`

# -----------------------------------------------------------------------------

fps: $(elc) $(so)
	$(mcmd) --makefile ../Makefile
	emacs $(emacs_run_opts) -l $< -f sdl2-fps -f kill-emacs

fps-debug: $(elc) $(so)
	$(mcmd) --makefile ../Makefile
	valgrind $(vg_opts) emacs $(emacs_dbg_opts) -l $< -f sdl2-fps -f kill-emacs
	$(mcmd) log

# -----------------------------------------------------------------------------

stats: $(stats)
	cat $<

solar-stats: $(elc) $(so)
	$(mcmd) --makefile ../Makefile
	pidstat -H -u -r -e emacs $(emacs_run_opts) -l $< -f sdl2-solar -f kill-emacs
	$(mcmd) $(stats)

solar: $(elc) $(so)
	$(mcmd) --makefile ../Makefile
	emacs $(emacs_run_opts) -l $< -f sdl2-solar -f kill-emacs

solar-debug: $(elc) $(so)
	$(mcmd) --makefile ../Makefile
	emacs $(emacs_dbg_opts) -l $< -f sdl2-solar -f kill-emacs

# -----------------------------------------------------------------------------

solar-valgrind: $(elc) $(so)
	$(mcmd) --makefile ../Makefile
	valgrind $(vg_opts) emacs $(emacs_run_opts) $(solar-debug) -l $< -f sdl2-solar -f kill-emacs
	$(mcmd) log

solar-asan: $(elc) $(so)
	echo "DNC"
	$(mcmd) --makefile ../Makefile
	export ASAN_OPTIONS=verify_asan_link_order=0
	export ASAN_OPITONS=identify_leaks=1
	export LD_PRELOAD=$(gcc -print-file-name libasan.so)
	emacs $(emacs_dbg_opts) -l $< -f sdl2-solar -f kill-emacs

solar-heaptrack: $(elc) $(so)
	echo "DNC"
	$(mcmd) --makefile ../Makefile
	heaptrack emacs $(emacs_dbg_opts) -l $< -f sdl2-solar -f kill-emacs