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97 lines
2.5 KiB
Bash
Executable File
97 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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###########################################################################
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# Copyright (C) 2012 by Simon Dales #
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# simon@purrsoft.co.uk #
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# #
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# This program is free software; you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation; either version 2 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program; if not, write to the #
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# Free Software Foundation, Inc., #
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# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #
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###########################################################################
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LANG=""
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##! \brief test executable to see if it exists
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test_executable(){
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P_EXE="$1"
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#########
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WHICH=`which ${P_EXE}`
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if test -z "${WHICH}"
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then
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echo "not found \"${P_EXE}\""
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else
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EXE="${P_EXE}"
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fi
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}
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##! \brief sets the lua interpreter
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set_lua(){
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if test -z "${EXE}"
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then
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test_executable 'luajit'
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fi
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if test -z "${EXE}"
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then
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test_executable 'texlua'
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fi
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if test -z "${EXE}"
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then
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test_executable 'lua'
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fi
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#echo "final EXE=\"${EXE}\""
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}
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##! \brief makes canonical name of file
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##!
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##! Note that "readlink -f" doesn't work in MacOSX
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##!
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do_readlink(){
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pushd . > /dev/null
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TARGET_FILE=$1
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cd `dirname $TARGET_FILE`
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TARGET_FILE=`basename $TARGET_FILE`
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# Iterate down a (possible) chain of symlinks
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while [ -L "$TARGET_FILE" ]
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do
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TARGET_FILE=`readlink $TARGET_FILE`
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cd `dirname $TARGET_FILE`
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TARGET_FILE=`basename $TARGET_FILE`
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done
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PHYS_DIR=`pwd -P`
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RESULT=$PHYS_DIR
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popd > /dev/null
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}
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##main
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set_lua
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if test -z "${EXE}"
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then
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echo "no lua interpreter available"
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else
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BASENAME=`basename "$0"`
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do_readlink "$0"
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DIRNAME="${RESULT}"
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LUASCRIPT="${DIRNAME}/lua2dox.lua ${BASENAME}"
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#echo "lua[${LUASCRIPT}]"
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${EXE} ${LUASCRIPT} $@
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fi
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#
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##eof
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