1: #! /bin/sh
2: # Common stub for a few missing GNU programs while installing.
3:
4: scriptversion=2012-01-06.18; # UTC
5:
6: # Copyright (C) 1996-2012 Free Software Foundation, Inc.
7: # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
8:
9: # This program is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2, or (at your option)
12: # any later version.
13:
14: # This program is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18:
19: # You should have received a copy of the GNU General Public License
20: # along with this program. If not, see <http://www.gnu.org/licenses/>.
21:
22: # As a special exception to the GNU General Public License, if you
23: # distribute this file as part of a program that contains a
24: # configuration script generated by Autoconf, you may include it under
25: # the same distribution terms that you use for the rest of that program.
26:
27: if test $# -eq 0; then
28: echo 1>&2 "Try '$0 --help' for more information"
29: exit 1
30: fi
31:
32: run=:
33: sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
34: sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
35:
36: # In the cases where this matters, 'missing' is being run in the
37: # srcdir already.
38: if test -f configure.ac; then
39: configure_ac=configure.ac
40: else
41: configure_ac=configure.in
42: fi
43:
44: msg="missing on your system"
45:
46: case $1 in
47: --run)
48: # Try to run requested program, and just exit if it succeeds.
49: run=
50: shift
51: "$@" && exit 0
52: # Exit code 63 means version mismatch. This often happens
53: # when the user try to use an ancient version of a tool on
54: # a file that requires a minimum version. In this case we
55: # we should proceed has if the program had been absent, or
56: # if --run hadn't been passed.
57: if test $? = 63; then
58: run=:
59: msg="probably too old"
60: fi
61: ;;
62:
63: -h|--h|--he|--hel|--help)
64: echo "\
65: $0 [OPTION]... PROGRAM [ARGUMENT]...
66:
67: Handle 'PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
68: error status if there is no known handling for PROGRAM.
69:
70: Options:
71: -h, --help display this help and exit
72: -v, --version output version information and exit
73: --run try to run the given command, and emulate it if it fails
74:
75: Supported PROGRAM values:
76: aclocal touch file 'aclocal.m4'
77: autoconf touch file 'configure'
78: autoheader touch file 'config.h.in'
79: autom4te touch the output file, or create a stub one
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: yacc create 'y.tab.[ch]', if possible, from existing .[ch]
87:
88: Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
89: 'g' are ignored when checking the name.
90:
91: Send bug reports to <bug-automake@gnu.org>."
92: exit $?
93: ;;
94:
95: -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
96: echo "missing $scriptversion (GNU Automake)"
97: exit $?
98: ;;
99:
100: -*)
101: echo 1>&2 "$0: Unknown '$1' option"
102: echo 1>&2 "Try '$0 --help' for more information"
103: exit 1
104: ;;
105:
106: esac
107:
108: # normalize program name to check for.
109: program=`echo "$1" | sed '
110: s/^gnu-//; t
111: s/^gnu//; t
112: s/^g//; t'`
113:
114: # Now exit if we have it, but it failed. Also exit now if we
115: # don't have it and --version was passed (most likely to detect
116: # the program). This is about non-GNU programs, so use $1 not
117: # $program.
118: case $1 in
119: lex*|yacc*)
120: # Not GNU programs, they don't have --version.
121: ;;
122:
123: *)
124: if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
125: # We have it, but it failed.
126: exit 1
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
132: fi
133: ;;
134: esac
135:
136: # If it does not exist, or fails to run (possibly an outdated version),
137: # try to emulate it.
138: case $program in
139: aclocal*)
140: echo 1>&2 "\
141: WARNING: '$1' is $msg. You should only need it if
142: you modified 'acinclude.m4' or '${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 "\
150: WARNING: '$1' is $msg. You should only need it if
151: you modified '${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 "\
159: WARNING: '$1' is $msg. You should only need it if
160: you modified 'acconfig.h' or '${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:
176: automake*)
177: echo 1>&2 "\
178: WARNING: '$1' is $msg. You should only need it if
179: you modified 'Makefile.am', 'acinclude.m4' or '${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:
187: autom4te*)
188: echo 1>&2 "\
189: WARNING: '$1' is needed, but is $msg.
190: You might have modified some files without having the
191: proper tools for further handling them.
192: You can get '$1' as part of Autoconf from any GNU
193: archive site."
194:
195: file=`echo "$*" | sed -n "$sed_output"`
196: test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
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:
210: bison*|yacc*)
211: echo 1>&2 "\
212: WARNING: '$1' $msg. You should only need it if
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 test $# -ne 1; then
218: eval LASTARG=\${$#}
219: case $LASTARG in
220: *.y)
221: SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
222: if test -f "$SRCFILE"; then
223: cp "$SRCFILE" y.tab.c
224: fi
225: SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
226: if test -f "$SRCFILE"; then
227: cp "$SRCFILE" y.tab.h
228: fi
229: ;;
230: esac
231: fi
232: if test ! -f y.tab.h; then
233: echo >y.tab.h
234: fi
235: if test ! -f y.tab.c; then
236: echo 'main() { return 0; }' >y.tab.c
237: fi
238: ;;
239:
240: lex*|flex*)
241: echo 1>&2 "\
242: WARNING: '$1' is $msg. You should only need it if
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 test $# -ne 1; then
248: eval LASTARG=\${$#}
249: case $LASTARG in
250: *.l)
251: SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
252: if test -f "$SRCFILE"; then
253: cp "$SRCFILE" lex.yy.c
254: fi
255: ;;
256: esac
257: fi
258: if test ! -f lex.yy.c; then
259: echo 'main() { return 0; }' >lex.yy.c
260: fi
261: ;;
262:
263: help2man*)
264: echo 1>&2 "\
265: WARNING: '$1' is $msg. You should only need it if
266: you modified a dependency of a manual page. You may need the
267: Help2man package in order for those modifications to take
268: effect. You can get Help2man from any GNU archive site."
269:
270: file=`echo "$*" | sed -n "$sed_output"`
271: test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
272: if test -f "$file"; then
273: touch $file
274: else
275: test -z "$file" || exec >$file
276: echo ".ab help2man is required to generate this page"
277: exit $?
278: fi
279: ;;
280:
281: makeinfo*)
282: echo 1>&2 "\
283: WARNING: '$1' is $msg. You should only need it if
284: you modified a '.texi' or '.texinfo' file, or any other file
285: indirectly affecting the aspect of the manual. The spurious
286: call might also be the consequence of using a buggy 'make' (AIX,
287: DU, IRIX). You might want to install the Texinfo package or
288: the GNU make package. Grab either from any GNU archive site."
289: # The file to touch is that specified with -o ...
290: file=`echo "$*" | sed -n "$sed_output"`
291: test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
292: if test -z "$file"; then
293: # ... or it is the one specified with @setfilename ...
294: infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
295: file=`sed -n '
296: /^@setfilename/{
297: s/.* \([^ ]*\) *$/\1/
298: p
299: q
300: }' $infile`
301: # ... or it is derived from the source name (dir/f.texi becomes f.info)
302: test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
303: fi
304: # If the file does not exist, the user really needs makeinfo;
305: # let's fail without touching anything.
306: test -f $file || exit 1
307: touch $file
308: ;;
309:
310: *)
311: echo 1>&2 "\
312: WARNING: '$1' is needed, and is $msg.
313: You might have modified some files without having the
314: proper tools for further handling them. Check the 'README' file,
315: it often tells you about the needed prerequisites for installing
316: this package. You may also peek at any GNU archive site, in case
317: some other package would contain this missing '$1' program."
318: exit 1
319: ;;
320: esac
321:
322: exit 0
323:
324: # Local variables:
325: # eval: (add-hook 'write-file-hooks 'time-stamp)
326: # time-stamp-start: "scriptversion="
327: # time-stamp-format: "%:y-%02m-%02d.%02H"
328: # time-stamp-time-zone: "UTC"
329: # time-stamp-end: "; # UTC"
330: # End:
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