trunk/scripts/generate_instrument_script_parser.sh

#!/bin/sh
#
# Generates the instrument script parser's C++ source files
# (parser.h, parser.cpp and scanner.cpp in and src/scriptvm/) according to the
# instrument script (BNF) grammar definition given by src/scriptvm/parser.y and
# the terminal symbol scanner/lexer defintion given by src/scriptvm/scanner.l

SCRIPTS_DIR=`dirname $0`
PARSER_SRC_DIR="$SCRIPTS_DIR/../src/scriptvm"

echo -n "Searching for lexer and parser generator..."

LEX_CMD=NONE
if which "flex" > /dev/null; then
    LEX_CMD=`which flex`
elif which "lex" > /dev/null; then
    LEX_CMD=`which lex`
else
    echo "Error: You need lex (or flex) to generate the instrument script parser !"
    exit -1
fi

YACC_CMD=NONE
if which "bison" > /dev/null; then
    YACC_CMD="`which bison` -y"
elif which "yacc" > /dev/null; then
    YACC_CMD=`which yacc`
else
    echo "Error: You need yacc (or bison) to generate the instrument script parser !"
    exit -1
fi

echo "OK ($LEX_CMD, $YACC_CMD)"

echo -n "Generating instrument script parser ... "
(
    cd $PARSER_SRC_DIR

    $LEX_CMD scanner.l
    #mv -f lex.yy.c scanner.cpp
    mv -f lex.InstrScript_.c scanner.cpp

    $YACC_CMD -d parser.y
    $YACC_CMD parser.y
    mv -f y.tab.h parser.h
    mv -f y.tab.c parser.cpp
)
echo "Done"
1	#!/bin/sh
2	#
3	# Generates the instrument script parser's C++ source files
4	# (parser.h, parser.cpp and scanner.cpp in and src/scriptvm/) according to the
5	# instrument script (BNF) grammar definition given by src/scriptvm/parser.y and
6	# the terminal symbol scanner/lexer defintion given by src/scriptvm/scanner.l
7
8	SCRIPTS_DIR=`dirname $0`
9	PARSER_SRC_DIR="$SCRIPTS_DIR/../src/scriptvm"
10
11	echo -n "Searching for lexer and parser generator..."
12
13	LEX_CMD=NONE
14	if which "flex" > /dev/null; then
15	LEX_CMD=`which flex`
16	elif which "lex" > /dev/null; then
17	LEX_CMD=`which lex`
18	else
19	echo "Error: You need lex (or flex) to generate the instrument script parser !"
20	exit -1
21	fi
22
23	YACC_CMD=NONE
24	if which "bison" > /dev/null; then
25	YACC_CMD="`which bison` -y"
26	elif which "yacc" > /dev/null; then
27	YACC_CMD=`which yacc`
28	else
29	echo "Error: You need yacc (or bison) to generate the instrument script parser !"
30	exit -1
31	fi
32
33	echo "OK ($LEX_CMD, $YACC_CMD)"
34
35	echo -n "Generating instrument script parser ... "
36	(
37	cd $PARSER_SRC_DIR
38
39	$LEX_CMD scanner.l
40	#mv -f lex.yy.c scanner.cpp
41	mv -f lex.InstrScript_.c scanner.cpp
42
43	$YACC_CMD -d parser.y
44	$YACC_CMD parser.y
45	mv -f y.tab.h parser.h
46	mv -f y.tab.c parser.cpp
47	)
48	echo "Done"