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all: libs fsynctest
clean:
rm -f libeatmydata.so* fsynctest
libs: eatmydata.c
gcc -shared -Wl,-h,libeatmydata.so.1 -ldl -o libeatmydata.so.1.0 eatmydata.c -fPIC
@rm -f libeatmydata.so.1 libeatmydata.so
ln -s libeatmydata.so.1.0 libeatmydata.so.1
ln -s libeatmydata.so.1 libeatmydata.so
fsynctest: fsynctest.c
gcc -o fsynctest fsynctest.c -lrt # -lrt for fdatasync() on Solaris.
test: runfsynctest
testpat := '^[a-z]*sync\|O_SYNC'
runfsynctest:
LD_PRELOAD=./libeatmydata.so strace -o fsynctest.result.run ./fsynctest
! grep $(testpat) fsynctest.result.run
rm fsynctest.result.run
@echo
@echo "Good: no *sync calls"
@#grep $(testpat) fsynctest.result.run |sed -e 's%[0-9]* vars%%' > fsynctest.result.run.out
@#mv fsynctest.result.run.out fsynctest.result.run
@#diff fsynctest.result fsynctest.result.run
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