#!/bin/bash
#
#
# This script sets a series of environment variable that are referenced
# in a doxygen configuration file.  The values passed in here are simply
# plugged into the file locations and doxygen proceeds normaly.
#
# template location is ${VENDORS}/opensource/doxygen/templates/<version>
#
#

# Revision history
#! 02 Jul 2009 cring: Added cmd line args for doxygendir (-x) and template (-t)
#! 13 Jul 2006 ada: New template smaller pdf generation
#! 16 May 2006 ada: Added -p file to pdf for space in project names
#! 08 May 2006 ada: Added pdf generation to tdox (Solaris/Linux only).
#! 23 Jan 2006 ada: Overide file to change default doxyfile behaivior
#! 19 Jan 2006 ada: 1093, ENUM_VALUES_PER_LINE set to 1, ref doxyfile via vers
#! 05 Oct 2005 ada: 933,  doxyfile in tools, removed win and unix vendors path
#! 24 Aug 2005 ada: Added 897 changes, optional css c or jave optimization
#! 18 Aug 2005 ada: inital version from AR 887

# Set these defaults here as the usage statement uses them
TDOX_TEMPLATEDIR=${TOOLS}/default/doxygen_templates
DOXYGEN_EXECUTABLE=doxygen

function usage
{
  OPTIONS="`basename $0` code_location out_doc_location [-x doxygen_exe ] [-t tdox_templatedir] [-n project_name] [-v version] [-f FILE_PATTERNS ] [-s strip_dir] [-c css location] [-e exclude dirs] [-b enabled sections] [-m generate chm] [-p pdf_file] [-o override doxyfile] [-j]"
  echo "`basename $1` $OPTIONS"
  echo "Where: "
  echo "\tcode_location: Top of tree(s) to search for code (required as 1st param)"
  echo "\tout_doc_location: Output location for generated files (required as 2nd param)"
  echo "\t[-n project_name]: title of generated documentation (defaults to Project)"
  echo "\t[-x doxygen_exe]: location of doxygen executable (defaults to $DOXYGEN_EXECUTABLE)"
  echo "\t[-t tdox_templatedir]: location of tdox templates (defaults to $TDOX_TEMPLATEDIR)"
  echo "\t[-v version]: version number or string (defaults to 1.0)"
  echo "\t[-f FILE_PATTERNS]: Optional list of files to document (defaults to all)"
  echo "\t[-s strip_dirs]: Remove directory prefix from generated files (defaults to not remove)"
  echo "\t[-c path_to_css]: Path to a user suplied CSS style sheet"
  echo "\t[-e exclude dirs]: List of directories to exclude"
  echo "\t[-b enabled sections]: List of sections to enable"
  echo "\t[-m generate chm]: chm file name (required)"
  echo "\t[-p generate pdf <file>]: create <file>.pdf in html/pdf (Linux only)"
  echo "\t[-o override doxyfile]: file (advanced) Overide any doxyfile default"
  echo "\t[-j]: Optimize for Java (Generate class files) defaults to C"
  echo "\t[-r]: Call rshd to windows for chm generation (defaults to wine)"
  echo
  exit
}

function optimizeForJava
{
  DOX_OPTIMIZE_OUTPUT_JAVA="YES"
  DOX_OPTIMIZE_OUTPUT_FOR_C="NO"
}

if [ "$#" -lt 2 ]; then
   echo "Invalid number of parameters"
   usage $0
fi

# get the required parameters then shift for the getopts parameters
export DOX_INPUT="$1"
shift
export DOX_OUTPUT_DIRECTORY="$1"
shift

#set the global defaults
DOX_QUIET="YES"
DOX_OPTIMIZE_OUTPUT_JAVA="NO"
DOX_OPTIMIZE_OUTPUT_FOR_C="YES"
DOX_CHM_FILE=
DOX_GENERATE_HTMLHELP="NO"
OVERRIDE_FILE=""
PDF=""

# Process the rest of the arguments as getopts
# parameters
while getopts b:c:e:f:m:n:o:p:s:t:v:x:dhjr arg
do
  case $arg in
    b)  DOX_ENABLED_SECTIONS=${OPTARG};;
    c)  DOX_HTML_STYLESHEET=${OPTARG};;
    d)  DEBUG=1;;
    e)  DOX_EXCLUDE=${OPTARG};;
    f)  DOX_FILE_PATTERNS=${OPTARG};;
    h)  usage;exit 0;;
    j)  optimizeForJava;;
    r)  USERSHD=1;;
    m)  DOX_CHM_FILE=${OPTARG};DOX_GENERATE_HTMLHELP="YES";;
    n)  DOX_PROJECT_NAME=${OPTARG};;
    s)  DOX_STRIP_FROM_PATH=${OPTARG};;
    t)  TDOX_TEMPLATEDIR=${OPTARG};;
    v)  DOX_PROJECT_NUMBER=${OPTARG};;
    x)  DOXYGEN_EXECUTABLE=${OPTARG};;
    o)  OVERRIDE_FILE=${OPTARG};;
    p)  PDF=${OPTARG};;
    \?) usage
        exit 2;;
  esac
done

if [ "$DEBUG" = "1" ]; then
   DOX_QUIET="NO"
   set -x
fi

if [ "$DOX_PROJECT_NAME" = "" ]; then
   DOX_PROJECT_NAME="Project"
fi

if [ "$DOX_PROJECT_NUMBER" = "" ]; then
   DOX_PROJECT_NUMBER="1.0"
fi

if [ "$DOX_FILE_PATTERNS" = "" ]; then
   DOX_FILE_PATTERNS="*.c \
                  *.cc \
                  *.cxx \
                  *.cpp \
                  *.c++ \
                  *.d \
                  *.java \
                  *.ii \
                  *.ixx \
                  *.ipp \
                  *.i++ \
                  *.inl \
                  *.h \
                  *.hh \
                  *.hxx \
                  *.hpp \
                  *.h++ \
                  *.idl \
                  *.odl \
                  *.cs \
                  *.php \
                  *.php3 \
                  *.inc \
                  *.m \
                  *.mm \
                  *.dox"
fi

export DOX_INPUT
export DOX_OUTPUT_DIRECTORY
export DOX_PROJECT_NAME
export DOX_PROJECT_NUMBER
export DOX_FILE_PATTERNS
export DOX_STRIP_FROM_PATH
export DOX_QUIET
export DOX_HTML_STYLESHEET
export DOX_OPTIMIZE_OUTPUT_FOR_C
export DOX_OPTIMIZE_OUTPUT_JAVA
export DOX_EXCLUDE
export DOX_ENABLED_SECTIONS
export DOX_CHM_FILE
export DOX_GENERATE_HTMLHELP
export TDOX_TEMPLATEDIR


# Make sure the dir exists
mkdir -p $DOX_OUTPUT_DIRECTORY

# Create temp file copy of doxyfile and append overrides to the end of the file
cp ${TDOX_TEMPLATEDIR}/doxyfile /tmp/doxyfile$$

chmod +w /tmp/doxyfile$$
if [ "$OVERRIDE_FILE" != "" ]; then
   cat $OVERRIDE_FILE >> /tmp/doxyfile$$
fi

# Run doxygen and clean up temp file
${DOXYGEN_EXECUTABLE} /tmp/doxyfile$$
rm -f /tmp/doxyfile$$

# Copy the TI banner gifs to the html directory.
cp -p ${TDOX_TEMPLATEDIR}/*gif $DOX_OUTPUT_DIRECTORY/html

# Generate PDF files
if [ "$PDF" != "" ]; then
  if [ "$BUILD_HOST_OS" = "Linux" ]; then
    rm -rf $DOX_OUTPUT_DIRECTORY/html/pdf
    mkdir -p $DOX_OUTPUT_DIRECTORY/html/pdf
    cwd=`pwd`
    cd  $DOX_OUTPUT_DIRECTORY/latex
    latex refman.tex
    makeindex refman.idx
    latex refman.tex
    latex_count=5
    while egrep -s 'Rerun (LaTeX|to get cross-references right)' refman.log && [ $$latex_count -gt 0 ]
    do
        latex refman.tex
        latex_count=`expr $$latex_count - 1`
    done
    dvips -o refman.ps refman.dvi
    ps2pdf refman.ps refman.pdf
    cd $cwd
    mv $DOX_OUTPUT_DIRECTORY/latex/refman.pdf $DOX_OUTPUT_DIRECTORY/html/pdf/${PDF}.pdf
  else
    echo "Sorry... pdf generation supported under Linux only"
  fi
fi

# Generate Windows compressed help
if [ "$DOX_GENERATE_HTMLHELP" = "YES" ]; then
 
     echo "chm generation is not supported"
fi