Hi Hannes, On Wed, 26 Apr 2017, Johannes Sixt wrote: > Am 24.04.2017 um 15:58 schrieb Johannes Schindelin: > > diff --git a/archive-tar.c b/archive-tar.c > > index 380e3aedd23..695339a2369 100644 > > --- a/archive-tar.c > > +++ b/archive-tar.c > > @@ -27,9 +27,12 @@ static int write_tar_filter_archive(const struct archiver *ar, > > */ > > #if ULONG_MAX == 0xFFFFFFFF > > #define USTAR_MAX_SIZE ULONG_MAX > > -#define USTAR_MAX_MTIME ULONG_MAX > > #else > > #define USTAR_MAX_SIZE 077777777777UL > > +#endif > > This part of the hunk is fine: if ULONG_MAX is not 2^32-1, then 2^33-1 > will fit in a long. > > > +#if TIME_MAX == 0xFFFFFFFF > > +#define USTAR_MAX_MTIME TIME_MAX > > +#else > > #define USTAR_MAX_MTIME 077777777777UL > > #endif > > But this is not: just because TIME_MAX is not 32 bits, does not mean that > long is also more than 32 bits. We need this: > > diff --git a/archive-tar.c b/archive-tar.c > index aadd5865f6..b5d6ce27d3 100644 > --- a/archive-tar.c > +++ b/archive-tar.c > @@ -33,7 +33,7 @@ static int write_tar_filter_archive(const struct archiver *ar, > #if TIME_MAX == 0xFFFFFFFF > #define USTAR_MAX_MTIME TIME_MAX > #else > -#define USTAR_MAX_MTIME 077777777777UL > +#define USTAR_MAX_MTIME 077777777777ULL > #endif > > /* writes out the whole block, but only if it is full */ Right! Thank you, v6 coming up, Dscho