#
# Append extraflags to the commands
#
cmdc += $(EXTRAFLAGS)
cmdx += $(EXTRAFLAGS)

#
# Force a given optimization effort to be used
#

ifneq ($(FORCE_OPT),)
	cmdc := $(shell echo $(cmdc) | sed 's/-O[0-9]//g')
	cmdx := $(shell echo $(cmdx) | sed 's/-O[0-9]//g')
	
	cmdc += -$(FORCE_OPT)
	cmdx += -$(FORCE_OPT)
endif

#
# Find files
#

CFILES += $(wildcard *.c)

CXXFILES += $(wildcard *.cpp)
CXXFILES += $(wildcard *.cc)

cmdc += $(addprefix $(shell pwd)/,$(CFILES))
cmdx += $(addprefix $(shell pwd)/,$(CXXFILES))

#
# Create the command
#

ifneq ($(CFILES),)
  cmd := $(cmdc)
else ifneq ($(CXXFILES),)
  cmd := $(cmdx)
else
  $(error No source files found in $(main_folder))
endif

all: static run

static: $(results_folder)/a.out
	@if [ ! -e $< ] ; then \
		echo "#### Error #### Binary not generated for $(main_folder)" | tee -a $(error_log); \
		echo "#### Error #### Command to reproduce"; \
		cat $(compile_cmd)                                             | tee -a $(error_log); \
		false; \
	fi
	@echo " ---> Binary built successfully: $(main_folder)"

ifeq ($(CUSTOM_STATIC_BUILD),)
$(results_folder)/a.out: prepare_folder_to_build
	@export LIBRARY_PATH
	@export LD_LIBRARY_PATH
	@echo "$(cmd) -o $(results_folder)/a.out" >> $(compile_cmd)
	@cd $(results_folder) ; $(cmd) -o $(results_folder)/a.out 2> $(compile_log) ; true

endif

dynamic: $(results_folder)/a.so
	@if [ ! -e $< ] ; then \
		echo "#### Error #### Binary not generated for $(main_folder)" | tee -a $(error_log); \
		echo "#### Error #### Command to reproduce"; \
		cat $(compile_cmd)                                             | tee -a $(error_log); \
		false; \
	fi
	@echo " ---> Library	 built successfully: $(main_folder)"

ifeq ($(CUSTOM_DYNAMIC_BUILD),)
$(results_folder)/a.so: prepare_folder_to_build
	@export LIBRARY_PATH
	@export LD_LIBRARY_PATH
	@echo "$(cmd) -o $(results_folder)/a.so -shared -fPIC" >> $(compile_cmd)
	@cd $(results_folder) ; $(cmd) -o $(results_folder)/a.so -shared -fPIC 2> $(compile_log) ; true

endif

run: prepare_folder_to_run
	@export LIBRARY_PATH
	@export LD_LIBRARY_PATH
	@echo "$(cmd) -o $(results_folder)/a.out" >> $(compile_cmd)
	@timeout 60 $(results_folder)/a.out 1>$(results_folder)/stdout 2>$(results_folder)/stderr ; true
	@diff $(results_folder)/stdout expected > /dev/null || \
	(if [ $$? ] ; then \
		echo "#### Error #### Result mismatch for $(main_folder)" | tee -a $(error_log); \
		echo "#### Error #### Command to reproduce"; \
		cat $(compile_cmd)                                        | tee -a $(error_log); \
		false; \
	fi)
	@echo " ---> Binary runs successfully: $(main_folder)"

prepare_folder_to_build:
	@echo " -> Building test $(main_folder)..." ; echo -n " ---> Description: " ; cat desc
	@rm -rf $(results_folder)
	@mkdir -p $(results_folder)
	@echo "export LIBRARY_PATH=\"$(LIBRARY_PATH)\"" >  $(compile_cmd)
	@echo "export LD_LIBRARY_PATH=\"$(LD_LIBRARY_PATH)\"" >>  $(compile_cmd)
	@echo "cd $(main_folder)" >>  $(compile_cmd)
	
prepare_folder_to_run:	
	@echo " -> Running test $(main_folder)..." ; echo -n " ---> Description: " ; cat desc
	@mkdir -p $(results_folder)
	@echo "export LIBRARY_PATH=\"$(LIBRARY_PATH)\"" >  $(compile_cmd)
	@echo "export LD_LIBRARY_PATH=\"$(LD_LIBRARY_PATH)\"" >>  $(compile_cmd)
	@echo "cd $(main_folder)" >>  $(compile_cmd)