1#!/bin/sh 2# 3# +----------------------------------------------------------------------+ 4# | Copyright (c) The PHP Group | 5# +----------------------------------------------------------------------+ 6# | This source file is subject to version 3.01 of the PHP license, | 7# | that is bundled with this package in the file LICENSE, and is | 8# | available through the world-wide-web at the following url: | 9# | https://www.php.net/license/3_01.txt | 10# | If you did not receive a copy of the PHP license and are unable to | 11# | obtain it through the world-wide-web, please send a note to | 12# | license@php.net so we can mail you a copy immediately. | 13# +----------------------------------------------------------------------+ 14# | Authors: Sascha Schumann <sascha@schumann.cx> | 15# +----------------------------------------------------------------------+ 16# 17# This script generates PHP lexer and parser files required to build PHP. The 18# generated files are ignored in the Git repository and packaged during the PHP 19# release process into the release installation archive download. This way the 20# bison and re2c dependencies are not required to build PHP when downloading 21# release archive. 22# 23# Usage: genfiles 24# 25# Environment: 26# The following environment variables can override default generators paths. 27# 28# YACC Parser generator program, default bison 29# RE2C Lexer generator program, default re2c 30# SED Path to sed program, default sed 31# MAKE Path to make program, default make 32# 33# For example: 34# YACC=/path/to/bison ./genfiles 35 36YACC=${YACC:-bison} 37YACC="$YACC -l" 38YFLAGS="-Wall" 39RE2C=${RE2C:-re2c} 40RE2C_FLAGS="--no-generation-date -i" 41SED=${SED:-sed} 42MAKE=${MAKE:-make} 43 44# Go to project root. 45cd "$(CDPATH='' cd -- "$(dirname -- "$0")/../../" && pwd -P)" || exit 46 47# Check required bison version from the configure.ac file. 48required_bison_version=$($SED -n 's/PHP_PROG_BISON(\[\([0-9\.]*\)\].*/\1/p' configure.ac) 49set -f; IFS='.'; set -- $required_bison_version; set +f; IFS=' ' 50required_bison_num="$(expr ${1:-0} \* 10000 + ${2:-0} \* 100 + ${3:-0})" 51 52current_version=$($YACC --version 2> /dev/null | grep 'GNU Bison' | cut -d ' ' -f 4 | tr -d a-z) 53set -f; IFS='.'; set -- $current_version; set +f; IFS=' ' 54current_bison_num="$(expr ${1:-0} \* 10000 + ${2:-0} \* 100 + ${3:-0})" 55 56if test -z "$current_version"; then 57 echo "genfiles: bison not found." >&2 58 echo " You need bison version $required_bison_version or newer installed" >&2 59 echo " to regenerate parser files." >&2 60 exit 1 61fi 62 63if test "$current_bison_num" -lt "$required_bison_num"; then 64 echo "genfiles: bison version $current_version found." >&2 65 echo " You need bison version $required_bison_version or newer installed" >&2 66 echo " to build parser files." >&2 67 exit 1 68else 69 echo "genfiles: bison version $current_version (ok)" 70fi 71 72# Check required re2c version from the configure.ac file. 73required_re2c_version=$($SED -n 's/PHP_PROG_RE2C(\[\([0-9.]*\)\][^)]*)*/\1/p' configure.ac) 74set -f; IFS='.'; set -- $required_re2c_version; set +f; IFS=' ' 75required_re2c_num="$(expr ${1:-0} \* 10000 + ${2:-0} \* 100 + ${3:-0})" 76 77current_version="$($RE2C --version | cut -d ' ' -f 2 2>/dev/null)" 78set -f; IFS='.'; set -- $current_version; set +f; IFS=' ' 79current_re2c_num="$(expr ${1:-0} \* 10000 + ${2:-0} \* 100 + ${3:-0})" 80 81if test -z "$current_version"; then 82 echo "genfiles: re2c not found." >&2 83 echo " You need re2c version $required_re2c_version or newer installed" >&2 84 echo " to regenerate lexer files." >&2 85 exit 1 86fi 87 88if test "$current_re2c_num" -lt "$required_re2c_num"; then 89 echo "genfiles: re2c version $current_version found." >&2 90 echo " You need re2c version $required_re2c_version or newer installed" >&2 91 echo " to build lexer files." >&2 92 exit 1 93else 94 echo "genfiles: re2c version $current_version (ok)" 95fi 96 97# Check if make exists. 98if test ! -x "$(command -v $MAKE)"; then 99 echo "genfiles: make not found. Please install make to generate files." >&2 100 exit 1 101fi 102 103echo "genfiles: Generating Zend parser and lexer files" 104$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" YACC="$YACC" YFLAGS="$YFLAGS" SED="$SED" srcdir=Zend builddir=Zend top_srcdir=. \ 105 -f Zend/Makefile.frag \ 106 Zend/zend_language_parser.c \ 107 Zend/zend_language_scanner.c \ 108 Zend/zend_ini_parser.c \ 109 Zend/zend_ini_scanner.c 110 111echo "genfiles: Generating phpdbg parser and lexer files" 112$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" YACC="$YACC" YFLAGS="$YFLAGS" srcdir=sapi/phpdbg builddir=sapi/phpdbg top_srcdir=. \ 113 -f sapi/phpdbg/Makefile.frag \ 114 sapi/phpdbg/phpdbg_parser.c \ 115 sapi/phpdbg/phpdbg_lexer.c 116 117echo "genfiles: Generating json extension parser and lexer files" 118$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" YACC="$YACC" YFLAGS="$YFLAGS" srcdir=ext/json builddir=ext/json top_srcdir=. \ 119 -f ext/json/Makefile.frag \ 120 ext/json/json_parser.tab.c \ 121 ext/json/json_scanner.c 122 123echo "genfiles: Generating PDO lexer file" 124$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" srcdir=ext/pdo builddir=ext/pdo top_srcdir=. \ 125 -f ext/pdo/Makefile.frag \ 126 ext/pdo/pdo_sql_parser.c 127 128echo "genfiles: Generating PDO_mysql lexer file" 129$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" srcdir=ext/pdo_mysql builddir=ext/pdo_mysql top_srcdir=. \ 130 -f ext/pdo_mysql/Makefile.frag \ 131 ext/pdo_mysql/mysql_sql_parser.c 132 133echo "genfiles: Generating PDO_pgsql lexer file" 134$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" srcdir=ext/pdo_pgsql builddir=ext/pdo_pgsql top_srcdir=. \ 135 -f ext/pdo_pgsql/Makefile.frag \ 136 ext/pdo_pgsql/pgsql_sql_parser.c 137 138echo "genfiles: Generating PDO_sqlite lexer file" 139$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" srcdir=ext/pdo_sqlite builddir=ext/pdo_sqlite top_srcdir=. \ 140 -f ext/pdo_sqlite/Makefile.frag \ 141 ext/pdo_sqlite/sqlite_sql_parser.c 142 143echo "genfiles: Generating standard extension lexer files" 144$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" srcdir=ext/standard builddir=ext/standard top_srcdir=. \ 145 -f ext/standard/Makefile.frag \ 146 ext/standard/var_unserializer.c \ 147 ext/standard/url_scanner_ex.c 148 149echo "genfiles: Generating phar extension lexer file" 150$MAKE RE2C="$RE2C" RE2C_FLAGS="$RE2C_FLAGS" srcdir=ext/phar builddir=ext/phar top_srcdir=. \ 151 -f ext/phar/Makefile.frag \ 152 ext/phar/phar_path_check.c 153
