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Commit 07a8bdf8 by Kelley Cook Committed by R. Kelley Cook
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* Revert to previous version due to Binutils breakage. 

From-SVN: r88026
parent 28c23a8c
Showing with 75 additions and 170 deletions
ChangeLog
2004-09-24 Kelley Cook <kcook@gcc.gnu.org>
* ylwrap: Revert to previous version.
2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/17369
......
ylwrap
#! /bin/sh
# ylwrap - wrapper for lex/yacc invocations.
scriptversion=2004-09-10.20
# Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004
# Free Software Foundation, Inc.
#
# Copyright (C) 1996, 1997 Free Software Foundation, Inc.
# Written by Tom Tromey <tromey@cygnus.com>.
#
# This program is free software; you can redistribute it and/or modify
......@@ -22,81 +17,56 @@ scriptversion=2004-09-10.20
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# 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.
# Usage:
# ylwrap PROGRAM INPUT [OUTPUT DESIRED]... -- [ARGS]...
# * PROGRAM is program to run.
# * INPUT is the input file
# * OUTPUT is file PROG generates
# * DESIRED is file we actually want
# * ARGS are passed to PROG
# Any number of OUTPUT,DESIRED pairs may be used.
# This file is maintained in Automake, please report
# bugs to <bug-automake@gnu.org> or send patches to
# <automake-patches@gnu.org>.
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 0
;;
-v|--v*)
echo "ylwrap $scriptversion"
exit 0
;;
# The program to run.
prog="$1"
shift
# Make any relative path in $prog absolute.
case "$prog" in
/* | [A-Za-z]:\\*) ;;
*/*) prog="`pwd`/$prog" ;;
esac
# The input.
input="$1"
shift
case "$input" in
[\\/]* | ?:[\\/]*)
/* | [A-Za-z]:\\*)
# Absolute path; do nothing.
;;
*)
# Relative path. Make it absolute.
*)
# Relative path. Make it absolute. Why? Because otherwise any
# debugging info in the generated file will point to the wrong
# place. This is really gross.
input="`pwd`/$input"
;;
esac
# We don't want to use the absolute path if the input in the current
# directory like when making a tar ball.
input_base=`echo $input | sed -e 's|.*/||'`
if test -f $input_base && cmp $input_base $input >/dev/null 2>&1; then
input=$input_base
fi
pairlist=
while test "$#" -ne 0; do
if test "$1" = "--"; then
shift
break
fi
pairlist="$pairlist $1"
shift
if test "$1" = "--"; then
shift
break
fi
pairlist="$pairlist $1"
shift
done
# The program to run.
prog="$1"
shift
# Make any relative path in $prog absolute.
case "$prog" in
[\\/]* | ?:[\\/]*) ;;
*[\\/]*) prog="`pwd`/$prog" ;;
esac
# FIXME: add hostname here for parallel makes that run commands on
# other machines. But that might take us over the 14-char limit.
dirname=ylwrap$$
......@@ -104,119 +74,50 @@ trap "cd `pwd`; rm -rf $dirname > /dev/null 2>&1" 1 2 3 15
mkdir $dirname || exit 1
cd $dirname
case $# in
0) $prog "$input" ;;
*) $prog "$@" "$input" ;;
case "$input" in
/* | [A-Za-z]:\\*)
# Absolute path; do nothing.
;;
*)
# Make a symbolic link, hard link or hardcopy.
ln -s ../"$input" . > /dev/null 2>&1 || ln ../"$input" . > /dev/null 2>&1 || cp ../"$input" .
;;
esac
ret=$?
if test $ret -eq 0; then
set X $pairlist
shift
first=yes
# Since DOS filename conventions don't allow two dots,
# the DOS version of Bison writes out y_tab.c instead of y.tab.c
# and y_tab.h instead of y.tab.h. Test to see if this is the case.
y_tab_nodot="no"
if test -f y_tab.c || test -f y_tab.h; then
y_tab_nodot="yes"
fi
# The directory holding the input.
input_dir=`echo "$input" | sed -e 's,\([\\/]\)[^\\/]*$,\1,'`
# Quote $INPUT_DIR so we can use it in a regexp.
# FIXME: really we should care about more than `.' and `\'.
input_rx=`echo "$input_dir" | sed 's,\\\\,\\\\\\\\,g;s,\\.,\\\\.,g'`
while test "$#" -ne 0; do
from="$1"
# Handle y_tab.c and y_tab.h output by DOS
if test $y_tab_nodot = "yes"; then
if test $from = "y.tab.c"; then
from="y_tab.c"
$prog ${1+"$@"} "$input"
status=$?
if test $status -eq 0; then
set X $pairlist
shift
first=yes
while test "$#" -ne 0; do
if test -f "$1"; then
# If $2 is an absolute path name, then just use that,
# otherwise prepend `../'.
case "$2" in
/* | [A-Za-z]:\\*) target="$2";;
*) target="../$2";;
esac
mv "$1" "$target" || status=$?
else
if test $from = "y.tab.h"; then
from="y_tab.h"
fi
fi
fi
if test -f "$from"; then
# If $2 is an absolute path name, then just use that,
# otherwise prepend `../'.
case "$2" in
[\\/]* | ?:[\\/]*) target="$2";;
*) target="../$2";;
esac
# We do not want to overwrite a header file if it hasn't
# changed. This avoid useless recompilations. However the
# parser itself (the first file) should always be updated,
# because 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 $first = no; then
realtarget="$target"
target="tmp-`echo $target | sed s/.*[\\/]//g`"
# A missing file is only an error for the first file. This
# is a blatant hack to let us support using "yacc -d". If -d
# is not specified, we don't want an error when the header
# file is "missing".
if test $first = yes; then
status=1
fi
fi
# Edit out `#line' or `#' directives.
#
# We don't want the resulting debug information to point at
# an absolute srcdir; it is better for it to just mention the
# .y file with no path.
#
# We want to use the real output file name, not yy.lex.c for
# instance.
#
# We want the include guards to be adjusted too.
FROM=`echo "$from" | sed \
-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
-e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
TARGET=`echo "$2" | sed \
-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
-e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
sed -e "/^#/!b" -e "s,$input_rx,," -e "s,$from,$2," \
-e "s,$FROM,$TARGET," "$from" >"$target" || ret=$?
# Check whether header files must be updated.
if test $first = no; then
if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then
echo "$2" is unchanged
rm -f "$target"
else
echo updating "$2"
mv -f "$target" "$realtarget"
fi
fi
else
# A missing file is only an error for the first file. This
# is a blatant hack to let us support using "yacc -d". If -d
# is not specified, we don't want an error when the header
# file is "missing".
if test $first = yes; then
ret=1
fi
fi
shift
shift
first=no
done
shift
shift
first=no
done
else
ret=$?
status=$?
fi
# Remove the directory.
cd ..
rm -rf $dirname
exit $ret
# Local Variables:
# mode: shell-script
# sh-indentation: 2
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-end: "$"
# End:
exit $status
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