CC = clang
WARNINGS = -Wall -Werror -Wfloat-equal -Wformat -g
CFLAGS = -std=c99 -I./include
LDLIBS = -lm
version = 0.0.1

objs = $(srcs:.c=.o)
exe = a

SRCDIR = src
OBJDIR = build

STRUCTURE := $(shell find $(SRCDIR) -type d)
CODEFILES := $(addsuffix /*,$(STRUCTURE))
CODEFILES := $(wildcard $(CODEFILES))

SRCFILES := $(filter %.c,$(CODEFILES))
OBJFILES := $(subst $(SRCDIR),$(OBJDIR),$(SRCFILES:%.c=%.o))

.PHONY: all clean

all: $(OBJDIR) $(exe)

$(OBJDIR):
    @mkdir -p $@

$(OBJDIR)/%.o: $(addprefix $(SRCDIR)/,%.c)
    @echo "Compiling    \x1B[92m$@\x1B[0m \x1B[2m<- $<\x1B[0m"
    @mkdir -p $(dir $@)
    @$(CC) $(WARNINGS) $(CFLAGS) -c $< -o $@

$(exe): $(OBJFILES)
    @echo "Linking      \x1B[93m$@\x1B[0m \x1B[2m<- $(OBJDIR)/*\x1B[0m "
    @$(CC) $(WARNINGS) $(LDLIBS) -o $@ $(foreach i,$^,$(i) )
    @echo "\x1B[93mCompiled     v$(version)\x1B[0m"

clean:
    $(Q)rm $(exe)
    $(Q)rm -rf $(OBJDIR)