#!/bin/sh
-VERSION="0.9"
+VERSION="4.7"
+OUT="$1"
-(
-echo "#define VERSION \"$VERSION\""
-if head=`git rev-parse --verify HEAD 2>/dev/null`; then
- git update-index --refresh --unmerged > /dev/null
- printf "#define IW_GIT_VERSION \"-g%.8s" "$head"
- if git diff-index --name-only HEAD | read dummy ; then
- printf -- "-dirty"
- fi
- echo '"'
-else
- echo '#define IW_GIT_VERSION ""'
+# get the absolute path for the OUT file
+OUT_NAME=$(basename ${OUT})
+OUT_DIR=$(cd $(dirname ${OUT}); pwd)
+OUT="${OUT_DIR}/${OUT_NAME}"
+
+# the version check should be under the source directory
+# where this script is located, instead of the currect directory
+# where this script is excuted.
+SRC_DIR=$(dirname $0)
+SRC_DIR=$(cd ${SRC_DIR}; pwd)
+cd "${SRC_DIR}"
+
+v=""
+if [ -d .git ] && head=`git rev-parse --verify HEAD 2>/dev/null`; then
+ git update-index --refresh --unmerged > /dev/null
+ descr=$(git describe --match=v* 2>/dev/null)
+ if [ $? -eq 0 ]; then
+ # on git builds check that the version number above
+ # is correct...
+ if [ "${descr%%-*}" = "v$VERSION" ]; then
+ v="${descr#v}"
+ if git diff-index --name-only HEAD | read dummy ; then
+ v="$v"-dirty
+ fi
+ fi
+ fi
fi
-) > version.h
+
+# set to the default version when failed to get the version
+# information with git
+if [ -z "${v}" ]; then
+ v="$VERSION"
+fi
+
+echo '#include "iw.h"' > "$OUT"
+echo "const char iw_version[] = \"$v\";" >> "$OUT"