add utils.sh for ctag generating and code line counting

utils.sh

@@ -0,0 +1,61 @@
+#!/bin/bash
+
+CTAGS_EXCLUDES_BASE="--exclude=.git --exclude=tmp --exclude=xbin --exclude=res"
+CTAGS_OPTIONS_BASE="--c++-kinds=+cefgnps --fields=+iaS --extra=+fq -R ."
+CLOC_EXCLUDES_BASE="--exclude-dir=.git,xbin,tmp,res"
+CLOC_EXCLUDES_LANGS="--exclude-lang=Prolog,make"
+
+
+function fn_cloc() {
+echo "cloc (exclusive) ..."
+cloc $CLOC_EXCLUDES_LANGS $CLOC_EXCLUDES_BASE,3rdparty .
+}
+
+function fn_cloc_all() {
+echo "cloc all (inclusive) ..."
+cloc $CLOC_EXCLUDES_LANGS $CLOC_EXCLUDES_BASE .
+}
+
+function fn_ctags() {
+echo "ctags (exclusive) ..."
+ctags --exclude=3rdparty $CTAGS_EXCLUDES_BASE $CTAGS_OPTIONS_BASE
+}
+
+function fn_ctags_all() {
+echo "ctags all (inclusive) ..."
+ctags $CTAGS_EXCLUDES_BASE $CTAGS_OPTIONS_BASE
+}
+
+if [[ $# -eq 0 ]]; then
+    fn_ctags
+
+else
+    while [[ $# > 0 ]]; do
+        arg="$1"
+
+        case $arg in
+            tags|ctags|tag|ctag)
+                fn_ctags
+                ;;
+
+            tags_all|ctags_all|tag_all|fn_ctags_all)
+                fn_ctags_all
+                ;;
+
+            cloc_all)
+                fn_cloc_all
+                ;;
+
+            cloc)
+                fn_cloc
+                ;;
+
+            *)
+                echo "unknown args as $arg"
+                ;;
+
+        esac
+        shift
+    done
+fi
+