test patch_system::read_ghosted_gridfn() --> now works!

git-svn-id: http://svn.einsteintoolkit.org/cactus/EinsteinAnalysis/AHFinderDirect/trunk@536 f88db872-0e4f-0410-b76b-b9085cfa78c5

4 files changed, 9 insertions, 3 deletions

diff --git a/README b/README
index 2488080..11ba877 100644
--- a/README
+++ b/README
@@ -56,7 +56,7 @@ Other Software Required
   these aren't already installed on your system, then you'll need C
   and Fortran compilers to compile them.
 * Most of this thorn's relativity code is machine-generated using Maple
-  (version 6), but you don't need Maple unless you want to modify the
+  (version 7), but you don't need Maple unless you want to modify the
   relativity code.
 
 
@@ -65,5 +65,4 @@ Portability
 
 This thorn is known to compile and run successfully on the following
 systems:
-* Red Hat GNU/Linux, gcc 2.95.3
-* Alpha OSF1 V4.0, gcc 2.95.3
+* Red Hat GNU/Linux, gcc/g++ version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)
diff --git a/param.ccl b/param.ccl
index 00c37ef..33cf114 100644
--- a/param.ccl
+++ b/param.ccl
@@ -75,6 +75,7 @@ string interpatch_interpolator_pars \
 keyword which_test "which test should we do?"
 {
 "gridfn"	:: "set up test fn(x,y,z), print it"
+"read-gridfn"	:: "read in ghosted test fn(x,y,z), print it"
 "synchronize"	:: "set up test fn(x,y,z), synchronize it, print errors"
 "derivatives"	:: "set up test fn(rho,sigma), take derivs, print errors"
 } "gridfn"
diff --git a/src/patch/patch_system.hh b/src/patch/patch_system.hh
index c74294e..92da310 100644
--- a/src/patch/patch_system.hh
+++ b/src/patch/patch_system.hh
@@ -139,6 +139,7 @@ private:
 				  bool want_ghost_zones = true)
 		const;
 
+public:
 	// read from a named file
 	void read_gridfn(int gfn, const char input_file_name[])
 		{ read_unknown_gridfn(false, gfn, input_file_name, false); }
diff --git a/src/patch/test_patch_system.cc b/src/patch/test_patch_system.cc
index 8ed3fce..02138c6 100644
--- a/src/patch/test_patch_system.cc
+++ b/src/patch/test_patch_system.cc
@@ -169,6 +169,11 @@ if      (STRING_EQUAL(which_test, "gridfn"))
 	setup_sym_fn_xyz(ps, test_fn_gfn, true);
 	ps.print_ghosted_gridfn(test_fn_gfn, "test_fn.dat");
 	}
+else if (STRING_EQUAL(which_test, "read-gridfn"))
+   then {
+	ps.read_ghosted_gridfn(test_fn_gfn, "test_fn.dat");
+	ps.print_ghosted_gridfn(test_fn_gfn, "test_fn2.dat");
+	}
 else if (STRING_EQUAL(which_test, "synchronize"))
    then {
 	setup_sym_fn_xyz(ps, test_fn_gfn, false);