1 files changed, 94 insertions, 0 deletions
diff --git a/libjpeg.sh b/libjpeg.sh
new file mode 100755
index 0000000..f3731e8
--- /dev/null
+++ b/libjpeg.sh
@@ -0,0 +1,94 @@
+#! /bin/bash
+
+################################################################################
+# Prepare
+################################################################################
+
+# Set up shell
+set -x                          # Output commands
+set -e                          # Abort on errors
+
+# Set locations
+NAME=jpeg-8b
+SRCDIR=$(dirname $0)
+INSTALL_DIR=${SCRATCH_BUILD}
+LIBJPEG_DIR=${INSTALL_DIR}/${NAME}
+
+# Clean up environment
+unset LIBS
+
+
+
+################################################################################
+# Build
+################################################################################
+
+(
+    exec >&2                    # Redirect stdout to stderr
+    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 \
+                         -a done-${NAME} -nt ${SRCDIR}/libjpeg.sh ]
+    then
+        echo "libjpeg: The enclosed libjpeg library has already been built; doing nothing"
+    else
+        echo "libjpeg: Building enclosed libjpeg library"
+        
+        echo "libjpeg: Unpacking archive..."
+        rm -rf build-${NAME}
+        mkdir build-${NAME}
+        pushd build-${NAME}
+        # Should we use gtar or tar?
+        TAR=$(gtar --help > /dev/null 2> /dev/null && echo gtar || echo tar)
+        ${TAR} xzf ${SRCDIR}/dist/${NAME}.tar.gz
+        popd
+        
+        echo "libjpeg: Configuring..."
+        rm -rf ${NAME}
+        mkdir ${NAME}
+        pushd build-${NAME}/${NAME}
+        ./configure --prefix=${LIBJPEG_DIR}
+        
+        echo "libjpeg: Building..."
+        make
+        
+        echo "libjpeg: Installing..."
+        make install
+        popd
+        
+        echo 'done' > done-${NAME}
+        echo "libjpeg: Done."
+    fi
+)
+
+if (( $? )); then
+    echo 'BEGIN ERROR'
+    echo 'Error while building libjpeg.  Aborting.'
+    echo 'END ERROR'
+    exit 1
+fi
+
+
+
+################################################################################
+# Configure Cactus
+################################################################################
+
+# Set options
+LIBJPEG_INC_DIRS="${LIBJPEG_DIR}/include"
+LIBJPEG_LIB_DIRS="${LIBJPEG_DIR}/lib"
+LIBJPEG_LIBS='jpeg'
+
+# Pass options to Cactus
+echo "BEGIN MAKE_DEFINITION"
+echo "HAVE_LIBJPEG     = 1"
+echo "LIBJPEG_DIR      = ${LIBJPEG_DIR}"
+echo "LIBJPEG_INC_DIRS = ${LIBJPEG_INC_DIRS}"
+echo "LIBJPEG_LIB_DIRS = ${LIBJPEG_LIB_DIRS}"
+echo "LIBJPEG_LIBS     = ${LIBJPEG_LIBS}"
+echo "END MAKE_DEFINITION"
+
+echo 'INCLUDE_DIRECTORY $(LIBJPEG_INC_DIRS)'
+echo 'LIBRARY_DIRECTORY $(LIBJPEG_LIB_DIRS)'
+echo 'LIBRARY           $(LIBJPEG_LIBS)'