git repo: added commit template and basic coding-style check.

check spaces after parenthesis, and spaces at the end of lines.

.commit-template

@@ -0,0 +1,10 @@
+# Please use the following format for the commit message:
+#
+# <module>: short description of the change.
+#
+# More detailed description about the issue
+# and the way it is addressed.
+#
+# Implementation details.
+#
+

scripts/check_commit.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+
+opt=""
+
+function check_file
+{
+    # check perenthesing
+    local said=0
+    git diff $opt $1 | grep "^+" | grep -v "^+++" | sed -e 's/^+//' > /tmp/code.$$
+    sed -e "s/( /(/g" -e "s/ )/)/g" /tmp/code.$$ > /tmp/indent.$$
+    diff /tmp/code.$$ /tmp/indent.$$ > /tmp/diff.$$
+    if (( $? )); then
+        echo "WARNINGS in $f:" && said=1
+        cat /tmp/diff.$$ | grep -E '^>|^<' | while read l; do
+            echo "$l"| sed -e 's/^</this line: /' -e 's/^>/should be: /'
+        done
+        echo
+    fi
+    # check spaces at EOL
+    while read l; do
+        (($said == 0)) && echo "WARNINGS in $f:" && said=1
+        # line
+        echo $l
+        #highlight
+        echo $l | sed -e "s/[^ ]/ /g" -e "s/ \$/ ^space at EOL/g"
+    done < <( grep -P "[\t ]\$" /tmp/code.$$ )
+    (($said == 1 )) && echo
+}
+
+if [ "$1" ]; then
+    cmd="cat $1"
+    opt="--cached"
+else
+    cmd="git status"
+fi
+for f in $($cmd | grep -E 'added:|modified:|new file:' | cut -d ':' -f 2 | tr -d " "); do
+    check_file $f
+done
+
+exit 0
+first=0
+while read l; do
+    # line
+    echo $l
+    #highlight
+    echo $l | sed -e "s/[^ ]/ /g" -e "s/ \$/ ^space at EOL/g"
+done < <( grep -e "[\t ]\$" /tmp/code.$$ )
+
+rm -f /tmp/code.$$ /tmp/indent.$$ /tmp/diff.$$