+++ /dev/null
-#! /bin/sh
-# ylwrap - wrapper for lex/yacc invocations.
-
-scriptversion=2013-01-12.17; # UTC
-
-# Copyright (C) 1996-2013 Free Software Foundation, Inc.
-#
-# Written by Tom Tromey <tromey@cygnus.com>.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-# As a special exception to the GNU General Public License, if you
-# distribute this file as part of a program that contains a
-# configuration script generated by Autoconf, you may include it under
-# the same distribution terms that you use for the rest of that program.
-
-# This file is maintained in Automake, please report
-# bugs to <bug-automake@gnu.org> or send patches to
-# <automake-patches@gnu.org>.
-
-get_dirname ()
-{
- case $1 in
- */*|*\\*) printf '%s\n' "$1" | sed -e 's|\([\\/]\)[^\\/]*$|\1|';;
- # Otherwise, we want the empty string (not ".").
- esac
-}
-
-# guard FILE
-# ----------
-# The CPP macro used to guard inclusion of FILE.
-guard ()
-{
- printf '%s\n' "$1" \
- | sed \
- -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
- -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g' \
- -e 's/__*/_/g'
-}
-
-# quote_for_sed [STRING]
-# ----------------------
-# Return STRING (or stdin) quoted to be used as a sed pattern.
-quote_for_sed ()
-{
- case $# in
- 0) cat;;
- 1) printf '%s\n' "$1";;
- esac \
- | sed -e 's|[][\\.*]|\\&|g'
-}
-
-case "$1" in
- '')
- echo "$0: No files given. Try '$0 --help' for more information." 1>&2
- exit 1
- ;;
- --basedir)
- basedir=$2
- shift 2
- ;;
- -h|--h*)
- cat <<\EOF
-Usage: ylwrap [--help|--version] INPUT [OUTPUT DESIRED]... -- PROGRAM [ARGS]...
-
-Wrapper for lex/yacc invocations, renaming files as desired.
-
- INPUT is the input file
- OUTPUT is one file PROG generates
- DESIRED is the file we actually want instead of OUTPUT
- PROGRAM is program to run
- ARGS are passed to PROG
-
-Any number of OUTPUT,DESIRED pairs may be used.
-
-Report bugs to <bug-automake@gnu.org>.
-EOF
- exit $?
- ;;
- -v|--v*)
- echo "ylwrap $scriptversion"
- exit $?
- ;;
-esac
-
-
-# The input.
-input=$1
-shift
-# We'll later need for a correct munging of "#line" directives.
-input_sub_rx=`get_dirname "$input" | quote_for_sed`
-case $input in
- [\\/]* | ?:[\\/]*)
- # Absolute path; do nothing.
- ;;
- *)
- # Relative path. Make it absolute.
- input=`pwd`/$input
- ;;
-esac
-input_rx=`get_dirname "$input" | quote_for_sed`
-
-# Since DOS filename conventions don't allow two dots,
-# the DOS version of Bison writes out y_tab.c instead of y.tab.c
-# and y_tab.h instead of y.tab.h. Test to see if this is the case.
-y_tab_nodot=false
-if test -f y_tab.c || test -f y_tab.h; then
- y_tab_nodot=true
-fi
-
-# The parser itself, the first file, is the destination of the .y.c
-# rule in the Makefile.
-parser=$1
-
-# A sed program to s/FROM/TO/g for all the FROM/TO so that, for
-# instance, we rename #include "y.tab.h" into #include "parse.h"
-# during the conversion from y.tab.c to parse.c.
-sed_fix_filenames=
-
-# Also rename header guards, as Bison 2.7 for instance uses its header
-# guard in its implementation file.
-sed_fix_header_guards=
-
-while test $# -ne 0; do
- if test x"$1" = x"--"; then
- shift
- break
- fi
- from=$1
- # Handle y_tab.c and y_tab.h output by DOS
- if $y_tab_nodot; then
- case $from in
- "y.tab.c") from=y_tab.c;;
- "y.tab.h") from=y_tab.h;;
- esac
- fi
- shift
- to=$1
- shift
- sed_fix_filenames="${sed_fix_filenames}s|"`quote_for_sed "$from"`"|$to|g;"
- sed_fix_header_guards="${sed_fix_header_guards}s|"`guard "$from"`"|"`guard "$to"`"|g;"
-done
-
-# The program to run.
-prog=$1
-shift
-# Make any relative path in $prog absolute.
-case $prog in
- [\\/]* | ?:[\\/]*) ;;
- *[\\/]*) prog=`pwd`/$prog ;;
-esac
-
-dirname=ylwrap$$
-do_exit="cd '`pwd`' && rm -rf $dirname > /dev/null 2>&1;"' (exit $ret); exit $ret'
-trap "ret=129; $do_exit" 1
-trap "ret=130; $do_exit" 2
-trap "ret=141; $do_exit" 13
-trap "ret=143; $do_exit" 15
-mkdir $dirname || exit 1
-
-cd $dirname
-
-case $# in
- 0) "$prog" "$input" ;;
- *) "$prog" "$@" "$input" ;;
-esac
-ret=$?
-
-if test $ret -eq 0; then
- for from in *
- do
- to=`printf '%s\n' "$from" | sed "$sed_fix_filenames"`
- if test -f "$from"; then
- # If $2 is an absolute path name, then just use that,
- # otherwise prepend '../'.
- case $to in
- [\\/]* | ?:[\\/]*) target=$to;;
- *) target=../$to;;
- esac
-
- # Do not overwrite unchanged header files to avoid useless
- # recompilations. Always update the parser itself: it is the
- # destination of the .y.c rule in the Makefile. Divert the
- # output of all other files to a temporary file so we can
- # compare them to existing versions.
- if test $from != $parser; then
- realtarget=$target
- target=tmp-`printf '%s\n' "$target" | sed 's|.*[\\/]||g'`
- fi
-
- # Munge "#line" or "#" directives. Don't let the resulting
- # debug information point at an absolute srcdir. Use the real
- # output file name, not yy.lex.c for instance. Adjust the
- # include guards too.
- sed -e "/^#/!b" \
- -e "s|$input_rx|$input_sub_rx|" \
- -e "$sed_fix_filenames" \
- -e "$sed_fix_header_guards" \
- "$from" >"$target" || ret=$?
-
- # Check whether files must be updated.
- if test "$from" != "$parser"; then
- if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then
- echo "$to is unchanged"
- rm -f "$target"
- else
- echo "updating $to"
- mv -f "$target" "$realtarget"
- fi
- fi
- else
- # A missing file is only an error for the parser. This is a
- # blatant hack to let us support using "yacc -d". If -d is not
- # specified, don't fail when the header file is "missing".
- if test "$from" = "$parser"; then
- ret=1
- fi
- fi
- done
-fi
-
-# Remove the directory.
-cd ..
-rm -rf $dirname
-
-exit $ret
-
-# Local Variables:
-# mode: shell-script
-# sh-indentation: 2
-# eval: (add-hook 'write-file-hooks 'time-stamp)
-# time-stamp-start: "scriptversion="
-# time-stamp-format: "%:y-%02m-%02d.%02H"
-# time-stamp-time-zone: "UTC"
-# time-stamp-end: "; # UTC"
-# End:
Code Review / vpp.git / commitdiff