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3 paul 1
#! /bin/sh
2
# Common stub for a few missing GNU programs while installing.
3875 mrdocs 3
 
4
scriptversion=2005-06-08.21
5
 
6
# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005
7
#   Free Software Foundation, Inc.
3 paul 8
# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
9
 
10
# This program is free software; you can redistribute it and/or modify
11
# it under the terms of the GNU General Public License as published by
12
# the Free Software Foundation; either version 2, or (at your option)
13
# any later version.
14
 
15
# This program is distributed in the hope that it will be useful,
16
# but WITHOUT ANY WARRANTY; without even the implied warranty of
17
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18
# GNU General Public License for more details.
19
 
20
# You should have received a copy of the GNU General Public License
21
# along with this program; if not, write to the Free Software
3875 mrdocs 22
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23
# 02110-1301, USA.
3 paul 24
 
25
# As a special exception to the GNU General Public License, if you
26
# distribute this file as part of a program that contains a
27
# configuration script generated by Autoconf, you may include it under
28
# the same distribution terms that you use for the rest of that program.
29
 
30
if test $# -eq 0; then
31
  echo 1>&2 "Try \`$0 --help' for more information"
32
  exit 1
33
fi
34
 
35
run=:
36
 
37
# In the cases where this matters, `missing' is being run in the
38
# srcdir already.
39
if test -f configure.ac; then
40
  configure_ac=configure.ac
41
else
42
  configure_ac=configure.in
43
fi
44
 
3875 mrdocs 45
msg="missing on your system"
46
 
3 paul 47
case "$1" in
48
--run)
49
  # Try to run requested program, and just exit if it succeeds.
50
  run=
51
  shift
52
  "$@" && exit 0
3875 mrdocs 53
  # Exit code 63 means version mismatch.  This often happens
54
  # when the user try to use an ancient version of a tool on
55
  # a file that requires a minimum version.  In this case we
56
  # we should proceed has if the program had been absent, or
57
  # if --run hadn't been passed.
58
  if test $? = 63; then
59
    run=:
60
    msg="probably too old"
61
  fi
3 paul 62
  ;;
63
 
64
  -h|--h|--he|--hel|--help)
65
    echo "\
66
$0 [OPTION]... PROGRAM [ARGUMENT]...
67
 
68
Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
69
error status if there is no known handling for PROGRAM.
70
 
71
Options:
72
  -h, --help      display this help and exit
73
  -v, --version   output version information and exit
74
  --run           try to run the given command, and emulate it if it fails
75
 
76
Supported PROGRAM values:
77
  aclocal      touch file \`aclocal.m4'
78
  autoconf     touch file \`configure'
79
  autoheader   touch file \`config.h.in'
80
  automake     touch all \`Makefile.in' files
81
  bison        create \`y.tab.[ch]', if possible, from existing .[ch]
82
  flex         create \`lex.yy.c', if possible, from existing .c
83
  help2man     touch the output file
84
  lex          create \`lex.yy.c', if possible, from existing .c
85
  makeinfo     touch the output file
86
  tar          try tar, gnutar, gtar, then tar without non-portable flags
3875 mrdocs 87
  yacc         create \`y.tab.[ch]', if possible, from existing .[ch]
88
 
89
Send bug reports to <bug-automake@gnu.org>."
90
    exit $?
3 paul 91
    ;;
92
 
93
  -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
3875 mrdocs 94
    echo "missing $scriptversion (GNU Automake)"
95
    exit $?
3 paul 96
    ;;
97
 
98
  -*)
99
    echo 1>&2 "$0: Unknown \`$1' option"
100
    echo 1>&2 "Try \`$0 --help' for more information"
101
    exit 1
102
    ;;
103
 
3875 mrdocs 104
esac
105
 
106
# Now exit if we have it, but it failed.  Also exit now if we
107
# don't have it and --version was passed (most likely to detect
108
# the program).
109
case "$1" in
110
  lex|yacc)
111
    # Not GNU programs, they don't have --version.
112
    ;;
113
 
114
  tar)
115
    if test -n "$run"; then
116
       echo 1>&2 "ERROR: \`tar' requires --run"
117
       exit 1
118
    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
119
       exit 1
120
    fi
121
    ;;
122
 
123
  *)
599 cbradney 124
    if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
125
       # We have it, but it failed.
126
       exit 1
3875 mrdocs 127
    elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
128
       # Could not run --version or --help.  This is probably someone
129
       # running `$TOOL --version' or `$TOOL --help' to check whether
130
       # $TOOL exists and not knowing $TOOL uses missing.
131
       exit 1
599 cbradney 132
    fi
3875 mrdocs 133
    ;;
134
esac
599 cbradney 135
 
3875 mrdocs 136
# If it does not exist, or fails to run (possibly an outdated version),
137
# try to emulate it.
138
case "$1" in
139
  aclocal*)
3 paul 140
    echo 1>&2 "\
3875 mrdocs 141
WARNING: \`$1' is $msg.  You should only need it if
3 paul 142
         you modified \`acinclude.m4' or \`${configure_ac}'.  You might want
143
         to install the \`Automake' and \`Perl' packages.  Grab them from
144
         any GNU archive site."
145
    touch aclocal.m4
146
    ;;
147
 
148
  autoconf)
149
    echo 1>&2 "\
3875 mrdocs 150
WARNING: \`$1' is $msg.  You should only need it if
3 paul 151
         you modified \`${configure_ac}'.  You might want to install the
152
         \`Autoconf' and \`GNU m4' packages.  Grab them from any GNU
153
         archive site."
154
    touch configure
155
    ;;
156
 
157
  autoheader)
158
    echo 1>&2 "\
3875 mrdocs 159
WARNING: \`$1' is $msg.  You should only need it if
3 paul 160
         you modified \`acconfig.h' or \`${configure_ac}'.  You might want
161
         to install the \`Autoconf' and \`GNU m4' packages.  Grab them
162
         from any GNU archive site."
163
    files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
164
    test -z "$files" && files="config.h"
165
    touch_files=
166
    for f in $files; do
167
      case "$f" in
168
      *:*) touch_files="$touch_files "`echo "$f" |
169
				       sed -e 's/^[^:]*://' -e 's/:.*//'`;;
170
      *) touch_files="$touch_files $f.in";;
171
      esac
172
    done
173
    touch $touch_files
174
    ;;
175
 
599 cbradney 176
  automake*)
3 paul 177
    echo 1>&2 "\
3875 mrdocs 178
WARNING: \`$1' is $msg.  You should only need it if
3 paul 179
         you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
180
         You might want to install the \`Automake' and \`Perl' packages.
181
         Grab them from any GNU archive site."
182
    find . -type f -name Makefile.am -print |
183
	   sed 's/\.am$/.in/' |
184
	   while read f; do touch "$f"; done
185
    ;;
186
 
599 cbradney 187
  autom4te)
188
    echo 1>&2 "\
3875 mrdocs 189
WARNING: \`$1' is needed, but is $msg.
190
         You might have modified some files without having the
599 cbradney 191
         proper tools for further handling them.
3875 mrdocs 192
         You can get \`$1' as part of \`Autoconf' from any GNU
599 cbradney 193
         archive site."
194
 
195
    file=`echo "$*" | sed -n 's/.*--output[ =]*\([^ ]*\).*/\1/p'`
196
    test -z "$file" && file=`echo "$*" | sed -n 's/.*-o[ ]*\([^ ]*\).*/\1/p'`
197
    if test -f "$file"; then
198
	touch $file
199
    else
200
	test -z "$file" || exec >$file
201
	echo "#! /bin/sh"
202
	echo "# Created by GNU Automake missing as a replacement of"
203
	echo "#  $ $@"
204
	echo "exit 0"
205
	chmod +x $file
206
	exit 1
207
    fi
208
    ;;
209
 
3 paul 210
  bison|yacc)
211
    echo 1>&2 "\
3875 mrdocs 212
WARNING: \`$1' $msg.  You should only need it if
3 paul 213
         you modified a \`.y' file.  You may need the \`Bison' package
214
         in order for those modifications to take effect.  You can get
215
         \`Bison' from any GNU archive site."
216
    rm -f y.tab.c y.tab.h
217
    if [ $# -ne 1 ]; then
218
        eval LASTARG="\${$#}"
219
	case "$LASTARG" in
220
	*.y)
221
	    SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
222
	    if [ -f "$SRCFILE" ]; then
223
	         cp "$SRCFILE" y.tab.c
224
	    fi
225
	    SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
226
	    if [ -f "$SRCFILE" ]; then
227
	         cp "$SRCFILE" y.tab.h
228
	    fi
229
	  ;;
230
	esac
231
    fi
232
    if [ ! -f y.tab.h ]; then
233
	echo >y.tab.h
234
    fi
235
    if [ ! -f y.tab.c ]; then
236
	echo 'main() { return 0; }' >y.tab.c
237
    fi
238
    ;;
239
 
240
  lex|flex)
241
    echo 1>&2 "\
3875 mrdocs 242
WARNING: \`$1' is $msg.  You should only need it if
3 paul 243
         you modified a \`.l' file.  You may need the \`Flex' package
244
         in order for those modifications to take effect.  You can get
245
         \`Flex' from any GNU archive site."
246
    rm -f lex.yy.c
247
    if [ $# -ne 1 ]; then
248
        eval LASTARG="\${$#}"
249
	case "$LASTARG" in
250
	*.l)
251
	    SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
252
	    if [ -f "$SRCFILE" ]; then
253
	         cp "$SRCFILE" lex.yy.c
254
	    fi
255
	  ;;
256
	esac
257
    fi
258
    if [ ! -f lex.yy.c ]; then
259
	echo 'main() { return 0; }' >lex.yy.c
260
    fi
261
    ;;
262
 
263
  help2man)
264
    echo 1>&2 "\
3875 mrdocs 265
WARNING: \`$1' is $msg.  You should only need it if
3 paul 266
	 you modified a dependency of a manual page.  You may need the
267
	 \`Help2man' package in order for those modifications to take
268
	 effect.  You can get \`Help2man' from any GNU archive site."
269
 
270
    file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
271
    if test -z "$file"; then
272
	file=`echo "$*" | sed -n 's/.*--output=\([^ ]*\).*/\1/p'`
273
    fi
274
    if [ -f "$file" ]; then
275
	touch $file
276
    else
277
	test -z "$file" || exec >$file
278
	echo ".ab help2man is required to generate this page"
279
	exit 1
280
    fi
281
    ;;
282
 
283
  makeinfo)
284
    echo 1>&2 "\
3875 mrdocs 285
WARNING: \`$1' is $msg.  You should only need it if
3 paul 286
         you modified a \`.texi' or \`.texinfo' file, or any other file
287
         indirectly affecting the aspect of the manual.  The spurious
288
         call might also be the consequence of using a buggy \`make' (AIX,
289
         DU, IRIX).  You might want to install the \`Texinfo' package or
290
         the \`GNU make' package.  Grab either from any GNU archive site."
3875 mrdocs 291
    # The file to touch is that specified with -o ...
3 paul 292
    file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
293
    if test -z "$file"; then
3875 mrdocs 294
      # ... or it is the one specified with @setfilename ...
295
      infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
296
      file=`sed -n '/^@setfilename/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $infile`
297
      # ... or it is derived from the source name (dir/f.texi becomes f.info)
298
      test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
3 paul 299
    fi
3875 mrdocs 300
    # If the file does not exist, the user really needs makeinfo;
301
    # let's fail without touching anything.
302
    test -f $file || exit 1
3 paul 303
    touch $file
304
    ;;
305
 
306
  tar)
307
    shift
308
 
309
    # We have already tried tar in the generic part.
310
    # Look for gnutar/gtar before invocation to avoid ugly error
311
    # messages.
312
    if (gnutar --version > /dev/null 2>&1); then
599 cbradney 313
       gnutar "$@" && exit 0
3 paul 314
    fi
315
    if (gtar --version > /dev/null 2>&1); then
599 cbradney 316
       gtar "$@" && exit 0
3 paul 317
    fi
318
    firstarg="$1"
319
    if shift; then
320
	case "$firstarg" in
321
	*o*)
322
	    firstarg=`echo "$firstarg" | sed s/o//`
599 cbradney 323
	    tar "$firstarg" "$@" && exit 0
3 paul 324
	    ;;
325
	esac
326
	case "$firstarg" in
327
	*h*)
328
	    firstarg=`echo "$firstarg" | sed s/h//`
599 cbradney 329
	    tar "$firstarg" "$@" && exit 0
3 paul 330
	    ;;
331
	esac
332
    fi
333
 
334
    echo 1>&2 "\
335
WARNING: I can't seem to be able to run \`tar' with the given arguments.
336
         You may want to install GNU tar or Free paxutils, or check the
337
         command line arguments."
338
    exit 1
339
    ;;
340
 
341
  *)
342
    echo 1>&2 "\
3875 mrdocs 343
WARNING: \`$1' is needed, and is $msg.
344
         You might have modified some files without having the
3 paul 345
         proper tools for further handling them.  Check the \`README' file,
3875 mrdocs 346
         it often tells you about the needed prerequisites for installing
3 paul 347
         this package.  You may also peek at any GNU archive site, in case
348
         some other package would contain this missing \`$1' program."
349
    exit 1
350
    ;;
351
esac
352
 
353
exit 0
3875 mrdocs 354
 
355
# Local variables:
356
# eval: (add-hook 'write-file-hooks 'time-stamp)
357
# time-stamp-start: "scriptversion="
358
# time-stamp-format: "%:y-%02m-%02d.%02H"
359
# time-stamp-end: "$"
360
# End: