patch.sh

c＋＋编写的ns环境下关于wfq算法的仿真源代码

#!/bin/sh

SRC_DIR=`pwd`

if [ -z "$1" ]
	then echo "usage: ./patch.sh path_to_ns"
	exit 1
fi

if   [ ! -e $SRC_DIR/patch ]
	then echo "run patch.sh in its original directory (./patch)"
	exit 1
fi

if   [ -e $1/queue/cbq.cc ]
	then DST_DIR=$1
elif [ -e $1/ns-2*/queue/cbq.cc ]
	then DST_DIR="$1/ns-2*"
else echo "source tree to patch not found";exit 1
fi

echo
echo -n "copying wfq files ... "
cp $SRC_DIR/src/*.cc $DST_DIR/queue
cp $SRC_DIR/src/*.h $DST_DIR/queue
echo "done"

cd $DST_DIR

echo -n "patching Makefile.in ... "
cat $SRC_DIR/patch/patch_Makefile.in | patch -p1 -N -s && echo "done"

echo -n "patching tcl/lib/ns-default.tcl ... "
cat $SRC_DIR/patch/patch_ns-default.tcl | patch -p1 -N -s && echo "done"

NS2_VERSION=`cat VERSION`
echo -n "patching tcl/lib/ns-lib.tcl ... "
if [[ $NS2_VERSION < "2.28" ]]; then
  cat $SRC_DIR/patch/patch_ns-lib.tcl | patch -p1 -N -s && echo "done"
elif [[ $NS2_VERSION = "2.28" ]]; then
  cat $SRC_DIR/patch/patch_ns-lib.tcl.2.28 | patch -p1 -N -s && echo "done"
elif [[ $NS2_VERSION > "2.28" ]]; then
  cat $SRC_DIR/patch/patch_ns-lib.tcl.2.29 | patch -p1 -N -s && echo "done"
fi

echo
exit 0