#!/bin/sh
##===- utils/countloc.sh - Counts Lines Of Code --------------*- Script -*-===##
# 
#                     The LLVM Compiler Infrastructure
#
# This file was developed by Reid Spencer and is distributed under the 
# University of Illinois Open Source License. See LICENSE.TXT for details.
# 
##===----------------------------------------------------------------------===##
#
# This script finds all the source code files in the source code directories
# (excluding certain things), runs "wc -l" on them to get the number of lines in
# each file and then sums up and prints the total with awk. 
#
# The script takes no arguments but does expect to be run from the top llvm
# source directory.
#
TOPDIR=`pwd | sed -e 's#(.*/llvm).*#$1#'`
if test -d "$TOPDIR" ; then
  cd $TOPDIR
  find include lib tools utils examples -type f -name '*.[cdhyltp]*' \
      \! -name '*~' \
      \! -name '#*' \
      \! -name '*.ll' \
      \! -name '*.d' \
      \! -name '*.dir' \
      \! -name 'Sparc.burm.c' \
      \! -name 'llvmAsmParser.cpp' \
      \! -name 'llvmAsmParser.h' \
      \! -name 'FileParser.cpp' \
      \! -name 'FileParser.h' \
      -exec wc -l {} \; | awk '\
      BEGIN { loc=0; } \
      { loc += $1; } \
      END { print loc; }'
else
  echo "Can't find LLVM top directory in $TOPDIR"
fi