From 96c91e7ff3c06585d520e321ed4a75901d4dbf9e Mon Sep 17 00:00:00 2001
From: schnetter <schnetter@fb53df36-e548-4a1e-8150-ab98cbd5e786>
Date: Sat, 13 Feb 2010 22:48:27 +0000
Subject: Handle libsz and zlib

git-svn-id: http://svn.cactuscode.org/projects/ExternalLibraries/HDF5/trunk@7 fb53df36-e548-4a1e-8150-ab98cbd5e786
---
 HDF5.sh | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 56 insertions(+), 2 deletions(-)

diff --git a/HDF5.sh b/HDF5.sh
index 793ca75..b77e2a4 100644
--- a/HDF5.sh
+++ b/HDF5.sh
@@ -29,7 +29,9 @@ unset MAKEFLAGS
     set -x                      # Output commands
     set -e                      # Abort on errors
     cd ${INSTALL_DIR}
-    if [ -e done-${NAME} -a done-${NAME} -nt ${SRCDIR}/dist/${NAME}.tar.gz ]; then
+    if [ -e done-${NAME} -a done-${NAME} -nt ${SRCDIR}/dist/${NAME}.tar.gz \
+                         -a done-${NAME} -nt ${SRCDIR}/HDF5.sh ]
+    then
         echo "HDF5: The enclosed HDF5 library has already been built; doing nothing"
     else
         echo "HDF5: Building enclosed HDF5 library"
@@ -71,7 +73,7 @@ fi
 
 
 ################################################################################
-# Configure Cactus
+# Check for additional libraries
 ################################################################################
 
 # Set options
@@ -79,6 +81,58 @@ HDF5_INC_DIRS="${HDF5_DIR}/include"
 HDF5_LIB_DIRS="${HDF5_DIR}/lib"
 HDF5_LIBS='hdf5'
 
+
+
+# Check whether we are running on Windows
+if perl -we 'exit (`uname` =~ /^CYGWIN/)'; then
+    is_windows=0
+else
+    is_windows=1
+fi
+
+# Check whether we are running on MacOS
+if perl -we 'exit (`uname` =~ /^Darwin/)'; then
+    is_macos=0
+else
+    is_macos=1
+fi
+
+
+
+# Check whether we have to link with libsz.a
+if grep -qe '#define H5_HAVE_LIBSZ 1' ${HDF5_DIR}/include/H5pubconf.h 2> /dev/null; then
+    test_szlib=0
+else
+    test_szlib=1
+fi
+if [ $test_szlib -eq 0 ]; then
+    if [ $is_windows -eq 0 ]; then
+        HDF5_LIBS="$HDF5_LIBS sz"
+    else
+        HDF5_LIBS="$HDF5_LIBS szlib"
+    fi
+fi
+
+# Check whether we have to link with libz.a
+if grep -qe '#define H5_HAVE_LIBZ 1' ${HDF5_DIR}/include/H5pubconf.h 2> /dev/null; then
+    test_zlib=0
+else
+    test_zlib=1
+fi
+if [ $test_zlib -eq 0 ]; then
+    if [ $is_windows -eq 0 ]; then
+        HDF5_LIBS="$HDF5_LIBS z"
+    else
+        HDF5_LIBS="$HDF5_LIBS zlib"
+    fi
+fi
+
+
+
+################################################################################
+# Configure Cactus
+################################################################################
+
 # Pass options to Cactus
 echo "BEGIN MAKE_DEFINITION"
 echo "HAVE_HDF5     = 1"
-- 
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