generate-idl-parsers   [plain text]


#! /bin/bash
#
#
# Copyright (c) 2010 Apple Inc. All rights reserved.
#
# @APPLE_LICENSE_HEADER_START@
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# are met:
#
# 1.  Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
# 2.  Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
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#     contributors may be used to endorse or promote products derived from
#     this software without specific prior written permission.
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#

set -e

# Turn foo.[ly] into foo.h
outfile_name()
{
    local input=$(basename "$1")
    local extension="$2"
    echo ${input%.[ly]}.${extension}
}

# Turn fool.y into fooyy
parser_prefix()
{
    local input=$(basename "$1")
    echo ${input%[ly].[ly]}yy
}

run()
{
    local status

    echo "$@"
    xcrun "$@"
}

OUTDIR="$(dirname ${SCRIPT_OUTPUT_FILE_0})"

LEXER="$(basename ${SCRIPT_INPUT_FILE_0})"
PARSER="$(basename ${SCRIPT_INPUT_FILE_1})"
PREFIX="$(parser_prefix ${PARSER})"

mkdir -p "$OUTDIR"
cd "$OUTDIR"

run flex -P${PREFIX} -o $(outfile_name ${LEXER} c) ${SCRIPT_INPUT_FILE_0}
run bison -v -d -p ${PREFIX} -o $(outfile_name ${PARSER} c) ${SCRIPT_INPUT_FILE_1}

echo $LEXER \-\> $(outfile_name ${LEXER} c) $(outfile_name ${LEXER} h)
echo $PARSER \-\> $(outfile_name ${PARSER} c) $(outfile_name ${PARSER} h)