portz_make_patch

#!/bin/bash
#
# This file is part of 'portz'
#
# Copyright (C) Zbigniew Zagorski <z.zagorski@gmail.com> and others, 
# licensed to the public under the terms of the GNU GPL (>= 2)
# see the file COPYING for details
#
# I.e., do what you like, but keep copyright and there's NO WARRANTY. 
# 

PNAME=portz_make_patch
export PNAME

set -e
#set -x

portz_libdir=${portz_libdir-`pwd`}
. ${portz_libdir}/scripts/runtime.sh
. ${portz_scripts}/functions.sh
. ${portz_scripts}/build_defs.sh
. ${portz_scripts}/package_defs.sh

package="$1"
overall_result=0

load_package "$package"
       
PNAME="$PNAME[$package_name]"
SCRIPT_NAME="$PNAME"

readonly base_src_dir="${TMP}/portz/${package_name}/src"
readonly src_dir="$(portz_step "${base_src_dir}" find_src_dir)"

if [ -z "${src_dir}" ] ; then
    exit 1
fi
log_info "current sources: $src_dir"

if   [ -d "${src_dir}/.git" ] ; then
    cd "$src_dir"
    portz_invoke git diff
elif [ -d "${src_dir}/.svn" ] ; then
    cd "$src_dir"
    portz_invoke svn diff
elif [ -d "${src_dir}/_MTN" ] ; then
    cd "$src_dir"
    portz_invoke mtn diff
else
    
    patched_dir_basename="$(basename "$src_dir")-portz-orig"
    patched_dir="${base_src_dir}/${patched_dir_basename}"    

    if [ -d "${patched_dir}" ] ; then
        log_info "original already in place ($patched_dir)"
    else
        log_info "fetching original source into $patched_dir"
        # wholly shit, don't look
        # at this, whole "fetch & friends have to be refactored to clean this up"
        readonly base_src2="${TMP}/portz/${package_name}/src2"
        mkdir -p "${base_src2}"
        for url in "${package_baseurl}" ; do
            archive_file="$(portz_fetch_url_with_cache $url)"
            archive_files="$archive_files $archive_file"
        done

        portz_step "${base_src2}" unarchive ${archive_files}
        readonly src_dir2=$(portz_step "${base_src2}" find_src_dir)
        mv "${src_dir2}" "${patched_dir}"
        portz_optional_step "${patched_dir}" patch
    fi

    src_dir_basename="$(basename "${src_dir}")"
    cd "${base_src_dir}"
    diff -u -r --exclude-from "${portz_libdir}/portz_make_patch_diff_exclude.diff" "${patched_dir_basename}" "${src_dir_basename}"
fi

# jedit: :tabSize=8:indentSize=4:noTabs=true:mode=shellscript: