[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, 6 insertions, 3 deletions

diff --git a/src/H5Gprivate.h b/src/H5Gprivate.h
index b79d1e2..2d49e99 100644
--- a/src/H5Gprivate.h
+++ b/src/H5Gprivate.h
@@ -51,10 +51,11 @@
  * symbol table entry.
  */
 typedef enum H5G_type_t {
-    H5G_NOTHING_CACHED   = 0,   /*nothing is cached, must be 0               */
-    H5G_CACHED_STAB      = 1,   /*symbol table, `stab'                       */
+    H5G_CACHED_ERROR	= -1, 	/*force enum to be signed		     */
+    H5G_NOTHING_CACHED  = 0,    /*nothing is cached, must be 0               */
+    H5G_CACHED_STAB     = 1,    /*symbol table, `stab'                       */
 
-    H5G_NCACHED          = 2    /*THIS MUST BE LAST                          */
+    H5G_NCACHED         = 2     /*THIS MUST BE LAST                          */
 } H5G_type_t;
 
 /*
@@ -103,6 +104,8 @@ herr_t H5G_set (H5G_t *grp);
 herr_t H5G_push (H5G_t *grp);
 herr_t H5G_pop (H5F_t *f);
 H5G_t *H5G_getcwg(H5F_t *f);
+herr_t H5G_link (H5G_t *loc, H5G_type_t type, const char *cur_name,
+		 const char *new_name);
 herr_t H5G_insert (H5G_t *cwg, const char *name, H5G_entry_t *ent);
 herr_t H5G_find (H5G_t *cwg, const char *name, H5G_entry_t *grp_ent/*out*/,
                  H5G_entry_t *ent/*out*/);