SZEDER Gábor <szeder.dev@xxxxxxxxx> writes: > So, 'test oidmap' from the previous patch prints the value we want to > check with: > > printf("%u\n", sha1hash(oid.hash)); > > First, since object ids inherently make more sense as hex values, it > would be more appropriate to print that hash with the '%x' format > specifier, and then we wouldn't need Perl's hex() anymore, and thus > could swap the order of the first four bytes in oidmap's hash without > relying on Perl, e.g. with: > > sed -e 's/^\(..\)\(..\)\(..\)\(..\).*/\4\3\2\1/' > > Second, and more importantly, the need for swapping the byte order > indicates that this test would fail on big-endian systems, I'm afraid. > So I think we need an additional bswap32() on the printing side, and > then could further simplify 'test_oidhash': Yup, if we are doing an ad-hoc t/helper/ command, we should strive to make it help the driving scripts around it to become simpler, and your suggestion to do s/%u/%x/ is a good example of doing so. Thanks for a dose of sanity. The goal of the series may be worthwhile, and helping hands in improving its execution is very much appreciated.