[svn-r337] Changes since 19980403

----------------------

./configure.in
	Moved setting of compiler warning switches earlier in the file.
	Turned on more warning switches to gcc.

./config/linux
	Prints a warning if the gcc version is less than 2.8.1 since
	that version has problems with register allocation for `long
	long'.

./html/Datatypes.html
	Documented sharing of data types between datasets.

./src/H5G.c
./src/H5Gpublic.h
	Implemented H5Gmove(), H5Glink() and H5Gunlink() for hard
	links.  Still have soft links to do.

./src/H5AC.c
./src/H5ACprivate.h
./src/H5D.c
./src/H5E.c
./src/H5Eprivate.h
./src/H5F.c
./src/H5Farray.c
./src/H5Fcore.c
./src/H5Ffamily.c
./src/H5Fistore.c
./src/H5Flow.c
./src/H5Fprivate.h
./src/H5Fpublic.h
./src/H5Fsec2.c
./src/H5Fstdio.c
./src/H5G.c
./src/H5Gent.c
./src/H5Gnode.c
./src/H5Gpkg.h
./src/H5Gprivate.h
./src/H5HG.c
./src/H5HL.c
./src/H5HLprivate.h
./src/H5I.c
./src/H5Iprivate.h
./src/H5MM.c
./src/H5MMprivate.h
./src/H5O.c
./src/H5Oefl.c
./src/H5Oprivate.h
./src/H5Osdspace.c
./src/H5Oshared.c
./src/H5Ostab.c
./src/H5P.c
./src/H5S.c
./src/H5Ssimp.c
./src/H5T.c
./src/H5Tconv.c
./src/H5Tprivate.h
./src/H5Tpublic.h
./src/H5V.c
./src/H5Vprivate.h
./src/H5detect.c
./src/h5ls.c
./test/cmpd_dset.c
./test/dsets.c
./test/external.c
./test/hyperslab.c
./test/iopipe.c
./test/istore.c
./test/shtype.c
./test/tstab.c
	Fixed comparisons between signed and unsigned values. Fixed
	warnings about unused function arguments.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/H5Tpublic.h b/src/H5Tpublic.h
index 60a0311..c17ac3a 100644
--- a/src/H5Tpublic.h
+++ b/src/H5Tpublic.h
@@ -20,8 +20,8 @@
 #include <H5public.h>
 #include <H5Ipublic.h>
 
-#define HOFFSET(S,M)    ((const char*)&S.M-(const char*)&S)
-#define HPOFFSET(P,M)   ((const char*)&(P->M)-(const char*)P)
+#define HOFFSET(S,M)    ((size_t)((const char*)&S.M-(const char*)&S))
+#define HPOFFSET(P,M)   ((size_t)((const char*)&(P->M)-(const char*)P))
 
 /* These are the various classes of data types */
 typedef enum H5T_class_t {
@@ -188,7 +188,7 @@ herr_t H5Tshare (hid_t location_id, hid_t type_id);
 hbool_t H5Tis_shared (hid_t location_id, hid_t type_id);
 
 /* Operations defined on compound data types */
-herr_t H5Tinsert (hid_t parent_id, const char *name, off_t offset,
+herr_t H5Tinsert (hid_t parent_id, const char *name, size_t offset,
                   hid_t member_id);
 herr_t H5Tpack (hid_t type_id);