Initial revision

diff --git a/freebsd-2.0/kinstall.sh b/freebsd-2.0/kinstall.sh
new file mode 100755 (executable)
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+++ b/freebsd-2.0/kinstall.sh
@@ -0,0 +1,98 @@
+#!/bin/sh
+
+# This script modifies the kernel sources in /sys to install
+# ppp-2.2.  It is intended to be run in the ppp-2.2 directory.
+#
+# Paul Mackerras       17-Mar-95
+
+CONF=$(uname -v | sed 's/.*(\(.*\)).*/\1/')
+SYS=/sys
+ARCHDIR=$SYS/i386
+CFILE=$ARCHDIR/conf/$CONF
+SRC=freebsd-2.0
+DOCONF=
+DOMAKE=
+CONFIG=config
+
+# Copy new versions of files into /sys/net
+
+for f in net/if_ppp.h net/ppp-comp.h net/ppp_defs.h $SRC/bsd-comp.c \
+        $SRC/if_ppp.c $SRC/if_pppvar.h $SRC/netisr.h $SRC/ppp_tty.c \
+        $SRC/pppcompress.c $SRC/pppcompress.h; do
+  dest=$SYS/net/$(basename $f)
+  if [ -f $dest ]; then
+    if ! cmp -s $f $dest; then
+      echo "Copying $f to $dest"
+      mv -f $dest $dest.orig
+      echo " (old version saved in $dest.orig)"
+      cp $f $dest
+      DOMAKE=yes
+    fi
+  else
+    echo "Copying $f to $dest"
+    cp $f $dest
+    DOMAKE=yes
+  fi
+done
+
+# Add extra stuff to /sys/conf/files
+
+if [ -f $SYS/conf/files ]; then
+  if ! grep -q ppp_tty $SYS/conf/files; then
+    echo "Patching $SYS/conf/files"
+    patch -p -N -d $SYS/conf <$SRC/files.patch
+    if [ $CONFIG = config ]; then
+      DOCONF=yes
+    fi
+  fi
+fi
+
+# Add in patch to call PPP software interrupt routine.
+
+d=i386
+p=machdep.c
+if [ -f $ARCHDIR/$d/$p ]; then
+  if ! grep -q NETISR_PPP $ARCHDIR/$d/$p; then
+    echo "Patching $ARCHDIR/$d/$p"
+    patch -p -N -d $ARCHDIR/$d < $SRC/$p.patch
+    DOMAKE=yes
+  fi
+fi
+
+# Tell the user to add a pseudo-device line to the configuration file.
+
+if [ -f $CFILE ]; then
+  if ! grep -q '^[     ]*pseudo-device[        ][      ]*ppp' $CFILE; then
+    echo
+    echo "The currently-running kernel was built from configuration file"
+    echo "$CFILE, which does not include PPP."
+    echo "You need either to add a line like 'pseudo-device ppp 2' to"
+    echo "this file, or use another configuration file which includes"
+    echo "a line like this."
+    DOCONF=yes
+  fi
+fi
+
+if [ $DOCONF ]; then
+  echo
+  echo "You need to configure and build a new kernel."
+  echo "The procedure for doing this involves the following commands."
+  echo "(\"$CONF\" may be replaced by the name of another config file.)"
+  echo
+  echo "       cd $ARCHDIR/conf"
+  echo "       /usr/sbin/$CONFIG $CONF"
+  echo "       cd ../compile/$CONF"
+  DOMAKE=yes
+elif [ $DOMAKE ]; then
+  echo "You need to build a new kernel."
+  echo "The procedure for doing this involves the following commands."
+  echo
+  echo "       cd $ARCHDIR/compile/$CONF"
+fi
+if [ $DOMAKE ]; then
+  echo "       make"
+  echo
+  echo "Then copy the new kernel ($ARCHDIR/compile/$CONF/freebsd)"
+  echo "to /freebsd and reboot.  (Keep a copy of the old /freebsd,"
+  echo "just in case.)"
+fi