Fix genbuild.sh to allow configuring building outside of project root

diff --git a/share/genbuild.sh b/share/genbuild.sh
index d959877..8af3f1f 100755 (executable)
--- a/share/genbuild.sh
+++ b/share/genbuild.sh
@@ -1,5 +1,9 @@
 #!/bin/sh
 
+PREVDIR=$(pwd)
+SCRIPT=$(readlink -f $0)
+SCRIPTPATH=`dirname $SCRIPT`
+
 if [ $# -gt 0 ]; then
     FILE="$1"
     shift
@@ -11,6 +15,8 @@ else
     exit 1
 fi
 
+cd $SCRIPTPATH
+
 if [ -e "$(which git)" ]; then
     # clean 'dirty' status of touched files that haven't been modified
     git diff >/dev/null 2>/dev/null 
@@ -33,3 +39,5 @@ if [ "$INFO" != "$NEWINFO" ]; then
     echo "$NEWINFO" >"$FILE"
     echo "#define BUILD_DATE \"$TIME\"" >>"$FILE"
 fi
+
+cd $PREVDIR