OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [ylwrap] - Blame information for rev 294

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 205 julius
#! /bin/sh
2
# ylwrap - wrapper for lex/yacc invocations.
3
 
4
scriptversion=2009-04-28.21; # UTC
5
 
6
# Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005,
7
# 2007, 2009 Free Software Foundation, Inc.
8
#
9
# Written by Tom Tromey .
10
#
11
# This program is free software; you can redistribute it and/or modify
12
# it under the terms of the GNU General Public License as published by
13
# the Free Software Foundation; either version 2, or (at your option)
14
# any later version.
15
#
16
# This program is distributed in the hope that it will be useful,
17
# but WITHOUT ANY WARRANTY; without even the implied warranty of
18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19
# GNU General Public License for more details.
20
#
21
# You should have received a copy of the GNU General Public License
22
# along with this program.  If not, see .
23
 
24
# As a special exception to the GNU General Public License, if you
25
# distribute this file as part of a program that contains a
26
# configuration script generated by Autoconf, you may include it under
27
# the same distribution terms that you use for the rest of that program.
28
 
29
# This file is maintained in Automake, please report
30
# bugs to  or send patches to
31
# .
32
 
33
case "$1" in
34
  '')
35
    echo "$0: No files given.  Try \`$0 --help' for more information." 1>&2
36
    exit 1
37
    ;;
38
  --basedir)
39
    basedir=$2
40
    shift 2
41
    ;;
42
  -h|--h*)
43
    cat <<\EOF
44
Usage: ylwrap [--help|--version] INPUT [OUTPUT DESIRED]... -- PROGRAM [ARGS]...
45
 
46
Wrapper for lex/yacc invocations, renaming files as desired.
47
 
48
  INPUT is the input file
49
  OUTPUT is one file PROG generates
50
  DESIRED is the file we actually want instead of OUTPUT
51
  PROGRAM is program to run
52
  ARGS are passed to PROG
53
 
54
Any number of OUTPUT,DESIRED pairs may be used.
55
 
56
Report bugs to .
57
EOF
58
    exit $?
59
    ;;
60
  -v|--v*)
61
    echo "ylwrap $scriptversion"
62
    exit $?
63
    ;;
64
esac
65
 
66
 
67
# The input.
68
input="$1"
69
shift
70
case "$input" in
71
  [\\/]* | ?:[\\/]*)
72
    # Absolute path; do nothing.
73
    ;;
74
  *)
75
    # Relative path.  Make it absolute.
76
    input="`pwd`/$input"
77
    ;;
78
esac
79
 
80
pairlist=
81
while test "$#" -ne 0; do
82
  if test "$1" = "--"; then
83
    shift
84
    break
85
  fi
86
  pairlist="$pairlist $1"
87
  shift
88
done
89
 
90
# The program to run.
91
prog="$1"
92
shift
93
# Make any relative path in $prog absolute.
94
case "$prog" in
95
  [\\/]* | ?:[\\/]*) ;;
96
  *[\\/]*) prog="`pwd`/$prog" ;;
97
esac
98
 
99
# FIXME: add hostname here for parallel makes that run commands on
100
# other machines.  But that might take us over the 14-char limit.
101
dirname=ylwrap$$
102
trap "cd '`pwd`'; rm -rf $dirname > /dev/null 2>&1" 1 2 3 15
103
mkdir $dirname || exit 1
104
 
105
cd $dirname
106
 
107
case $# in
108
  0) "$prog" "$input" ;;
109
  *) "$prog" "$@" "$input" ;;
110
esac
111
ret=$?
112
 
113
if test $ret -eq 0; then
114
  set X $pairlist
115
  shift
116
  first=yes
117
  # Since DOS filename conventions don't allow two dots,
118
  # the DOS version of Bison writes out y_tab.c instead of y.tab.c
119
  # and y_tab.h instead of y.tab.h. Test to see if this is the case.
120
  y_tab_nodot="no"
121
  if test -f y_tab.c || test -f y_tab.h; then
122
    y_tab_nodot="yes"
123
  fi
124
 
125
  # The directory holding the input.
126
  input_dir=`echo "$input" | sed -e 's,\([\\/]\)[^\\/]*$,\1,'`
127
  # Quote $INPUT_DIR so we can use it in a regexp.
128
  # FIXME: really we should care about more than `.' and `\'.
129
  input_rx=`echo "$input_dir" | sed 's,\\\\,\\\\\\\\,g;s,\\.,\\\\.,g'`
130
 
131
  while test "$#" -ne 0; do
132
    from="$1"
133
    # Handle y_tab.c and y_tab.h output by DOS
134
    if test $y_tab_nodot = "yes"; then
135
      if test $from = "y.tab.c"; then
136
        from="y_tab.c"
137
      else
138
        if test $from = "y.tab.h"; then
139
          from="y_tab.h"
140
        fi
141
      fi
142
    fi
143
    if test -f "$from"; then
144
      # If $2 is an absolute path name, then just use that,
145
      # otherwise prepend `../'.
146
      case "$2" in
147
        [\\/]* | ?:[\\/]*) target="$2";;
148
        *) target="../$2";;
149
      esac
150
 
151
      # We do not want to overwrite a header file if it hasn't
152
      # changed.  This avoid useless recompilations.  However the
153
      # parser itself (the first file) should always be updated,
154
      # because it is the destination of the .y.c rule in the
155
      # Makefile.  Divert the output of all other files to a temporary
156
      # file so we can compare them to existing versions.
157
      if test $first = no; then
158
        realtarget="$target"
159
        target="tmp-`echo $target | sed s/.*[\\/]//g`"
160
      fi
161
      # Edit out `#line' or `#' directives.
162
      #
163
      # We don't want the resulting debug information to point at
164
      # an absolute srcdir; it is better for it to just mention the
165
      # .y file with no path.
166
      #
167
      # We want to use the real output file name, not yy.lex.c for
168
      # instance.
169
      #
170
      # We want the include guards to be adjusted too.
171
      FROM=`echo "$from" | sed \
172
            -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
173
            -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
174
      TARGET=`echo "$2" | sed \
175
            -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
176
            -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
177
 
178
      sed -e "/^#/!b" -e "s,$input_rx,," -e "s,$from,$2," \
179
          -e "s,$FROM,$TARGET," "$from" >"$target" || ret=$?
180
 
181
      # Check whether header files must be updated.
182
      if test $first = no; then
183
        if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then
184
          echo "$2" is unchanged
185
          rm -f "$target"
186
        else
187
          echo updating "$2"
188
          mv -f "$target" "$realtarget"
189
        fi
190
      fi
191
    else
192
      # A missing file is only an error for the first file.  This
193
      # is a blatant hack to let us support using "yacc -d".  If -d
194
      # is not specified, we don't want an error when the header
195
      # file is "missing".
196
      if test $first = yes; then
197
        ret=1
198
      fi
199
    fi
200
    shift
201
    shift
202
    first=no
203
  done
204
else
205
  ret=$?
206
fi
207
 
208
# Remove the directory.
209
cd ..
210
rm -rf $dirname
211
 
212
exit $ret
213
 
214
# Local Variables:
215
# mode: shell-script
216
# sh-indentation: 2
217
# eval: (add-hook 'write-file-hooks 'time-stamp)
218
# time-stamp-start: "scriptversion="
219
# time-stamp-format: "%:y-%02m-%02d.%02H"
220
# time-stamp-time-zone: "UTC"
221
# time-stamp-end: "; # UTC"
222
# End:

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.