Added switch to skipp packages dowload.

jhalfs

@@ -22,7 +22,8 @@ Options:
                                 DIR/jhalfs
   -D, --download-client=CLIENT  use CLIENT as the program for retrieving
                                 packages
-  -T, --no-testsuites           don't run the package's testsuites.
+  -T, --no-testsuites           don't run the package's testsuites
+  -P, --have-packages           don't download the packages
 "
 
 help="\
@@ -84,6 +85,12 @@ while test $# -gt 0 ; do
       shift
       ;;
 
+    --have-packages | -P )
+      shift
+      HPKG=1
+      shift
+      ;;
+
     * )
       echo "$usage"
       exit 1
@@ -221,6 +228,9 @@ download() {
 
 get_sources() {
 
+  # Test if the packages must be downloaded
+  if [ -z $HPKG ] ; then
+
     # This variable is necessary to make sure the `cat $JHALFSDIR/packages`
     # separates each iteration by lines.  It is necessary to have the second
     # ' on the next line.
@@ -252,6 +262,7 @@ get_sources() {
         download $PKG $PATCH
       done
     done
+  fi
 }
 
 build_Makefile() {
@@ -288,7 +299,8 @@ build_Makefile() {
       FILE="$name-$vrs.tar.bz2"
     fi
 
-    # Insert instructions for unpacking the package and changing directories
+    # Insert instructions for unpacking the package and to set
+    # the PKGDIR variable.
     echo -e "\t\$(call unpack-lfs,$FILE) && \\" >> $MKFILE.tmp
     echo -e "\tROOT=\`head -n1 /tmp/unpacked | sed 's@/.*@@'\` && \\" >> $MKFILE.tmp
     echo -e "\tchown -R lfs \$(LFS)\$(SRC)/\$\$ROOT && \\" >> $MKFILE.tmp