Some cleanup in the Makefile dependencies for subdirs

Added target to create a generated version suffix file.

1 files changed, 35 insertions, 2 deletions

diff --git a/buildutil/version-util b/buildutil/version-util
index 7e377ab..cf2aa31 100755
--- a/buildutil/version-util
+++ b/buildutil/version-util
@@ -10,6 +10,23 @@
 # An indication if localy modified files exist is added.
 # -----------------------------------------------------------------------------
 
+[ $# -lt 1 ] && echo "USAGE: version-util <versionfile>" && exit 1
+
+VERS_FILE=$1
+
+function createVers ()
+{
+cat <<EOF
+/* ATTENTION: this file is automatically generated and will be overwritten!
+ * Manual changes will get lost!
+ */
+#ifndef GEN_VERSION_SUFFIX_H
+#define GEN_VERSION_SUFFIX_H
+#define VERSION_SUFFIX $1
+#endif
+EOF
+}
+
 function cvsVers ()
 {
     d=`cvs log -r -N 2> /dev/null \
@@ -34,10 +51,26 @@ function gitVers ()
     echo "_git_${b}_${h}"
 }
 
+function checkVers ()
+{
+    s=`$1`
+    if [ ! -e ${VERS_FILE} ]; then
+	echo "$VERS_FILE does not exist! creating a new one."
+	createVers $s > ${VERS_FILE}
+    else
+	v=`grep '^#define VERSION_SUFFIX' ${VERS_FILE} \
+	    | awk '{print $3}'`
+	if [ "$v" != "$s" ]; then
+	    echo "$VERS_FILE is being recreated!"
+	    createVers $s > ${VERS_FILE}
+	fi
+    fi
+}
+
 if [ -d CVS ]; then
-    cvsVers
+    checkVers cvsVers
 fi
 
 if [ -d .git ]; then
-    gitVers
+    checkVers gitVers
 fi