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99 lines
2.5 KiB
Makefile
99 lines
2.5 KiB
Makefile
#
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# Makefile for the LCOV example program.
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#
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# Make targets:
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# - example: compile the example program
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# - output: run test cases on example program and create HTML output
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# - clean: clean up directory
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#
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CC := gcc
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CFLAGS := -Wall -I. -fprofile-arcs -ftest-coverage
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LCOV := ../bin/lcov
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GENHTML := ../bin/genhtml
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GENDESC := ../bin/gendesc
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GENPNG := ../bin/genpng
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# Depending on the presence of the GD.pm perl module, we can use the
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# special option '--frames' for genhtml
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USE_GENPNG := $(shell $(GENPNG) --help >/dev/null 2>/dev/null; echo $$?)
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ifeq ($(USE_GENPNG),0)
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FRAMES := --frames
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else
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FRAMES :=
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endif
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.PHONY: clean output test_noargs test_2_to_2000 test_overflow
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all: output
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example: example.o iterate.o gauss.o
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$(CC) example.o iterate.o gauss.o -o example -lgcov
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example.o: example.c iterate.h gauss.h
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$(CC) $(CFLAGS) -c example.c -o example.o
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iterate.o: methods/iterate.c iterate.h
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$(CC) $(CFLAGS) -c methods/iterate.c -o iterate.o
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gauss.o: methods/gauss.c gauss.h
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$(CC) $(CFLAGS) -c methods/gauss.c -o gauss.o
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output: example descriptions test_noargs test_2_to_2000 test_overflow
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@echo
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@echo '*'
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@echo '* Generating HTML output'
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@echo '*'
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@echo
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$(GENHTML) trace_noargs.info trace_args.info trace_overflow.info \
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--output-directory output --title "Basic example" \
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--show-details --description-file descriptions $(FRAMES) \
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--legend
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@echo
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@echo '*'
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@echo '* See '`pwd`/output/index.html
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@echo '*'
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@echo
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descriptions: descriptions.txt
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$(GENDESC) descriptions.txt -o descriptions
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all_tests: example test_noargs test_2_to_2000 test_overflow
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test_noargs:
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@echo
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@echo '*'
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@echo '* Test case 1: running ./example without parameters'
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@echo '*'
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@echo
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$(LCOV) --zerocounters --directory .
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./example
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$(LCOV) --capture --directory . --output-file trace_noargs.info --test-name test_noargs --no-external
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test_2_to_2000:
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@echo
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@echo '*'
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@echo '* Test case 2: running ./example 2 2000'
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@echo '*'
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@echo
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$(LCOV) --zerocounters --directory .
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./example 2 2000
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$(LCOV) --capture --directory . --output-file trace_args.info --test-name test_2_to_2000 --no-external
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test_overflow:
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@echo
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@echo '*'
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@echo '* Test case 3: running ./example 0 100000 (causes an overflow)'
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@echo '*'
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@echo
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$(LCOV) --zerocounters --directory .
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./example 0 100000 || true
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$(LCOV) --capture --directory . --output-file trace_overflow.info --test-name "test_overflow" --no-external
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clean:
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rm -rf *.o *.bb *.bbg *.da *.gcno *.gcda *.info output example \
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descriptions
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