1#! /bin/sh 2# Common stub for a few missing GNU programs while installing. 3 4scriptversion=2009-04-28.21; # UTC 5 6# Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006, 7# 2008, 2009 Free Software Foundation, Inc. 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 22# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 23# 02110-1301, USA. 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 30if test $# -eq 0; then 31 echo 1>&2 "Try \`$0 --help' for more information" 32 exit 1 33fi 34 35run=: 36sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p' 37sed_minuso='s/.* -o \([^ ]*\).*/\1/p' 38 39# In the cases where this matters, `missing' is being run in the 40# srcdir already. 41if test -f configure.ac; then 42 configure_ac=configure.ac 43else 44 configure_ac=configure.in 45fi 46 47msg="missing on your system" 48 49case $1 in 50--run) 51 # Try to run requested program, and just exit if it succeeds. 52 run= 53 shift 54 "$@" && exit 0 55 # Exit code 63 means version mismatch. This often happens 56 # when the user try to use an ancient version of a tool on 57 # a file that requires a minimum version. In this case we 58 # we should proceed has if the program had been absent, or 59 # if --run hadn't been passed. 60 if test $? = 63; then 61 run=: 62 msg="probably too old" 63 fi 64 ;; 65 66 -h|--h|--he|--hel|--help) 67 echo "\ 68$0 [OPTION]... PROGRAM [ARGUMENT]... 69 70Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an 71error status if there is no known handling for PROGRAM. 72 73Options: 74 -h, --help display this help and exit 75 -v, --version output version information and exit 76 --run try to run the given command, and emulate it if it fails 77 78Supported PROGRAM values: 79 aclocal touch file \`aclocal.m4' 80 autoconf touch file \`configure' 81 autoheader touch file \`config.h.in' 82 autom4te touch the output file, or create a stub one 83 automake touch all \`Makefile.in' files 84 bison create \`y.tab.[ch]', if possible, from existing .[ch] 85 flex create \`lex.yy.c', if possible, from existing .c 86 help2man touch the output file 87 lex create \`lex.yy.c', if possible, from existing .c 88 makeinfo touch the output file 89 tar try tar, gnutar, gtar, then tar without non-portable flags 90 yacc create \`y.tab.[ch]', if possible, from existing .[ch] 91 92Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and 93\`g' are ignored when checking the name. 94 95Send bug reports to <bug-automake@gnu.org>." 96 exit $? 97 ;; 98 99 -v|--v|--ve|--ver|--vers|--versi|--versio|--version) 100 echo "missing $scriptversion (GNU Automake)" 101 exit $? 102 ;; 103 104 -*) 105 echo 1>&2 "$0: Unknown \`$1' option" 106 echo 1>&2 "Try \`$0 --help' for more information" 107 exit 1 108 ;; 109 110esac 111 112# normalize program name to check for. 113program=`echo "$1" | sed ' 114 s/^gnu-//; t 115 s/^gnu//; t 116 s/^g//; t'` 117 118# Now exit if we have it, but it failed. Also exit now if we 119# don't have it and --version was passed (most likely to detect 120# the program). This is about non-GNU programs, so use $1 not 121# $program. 122case $1 in 123 lex*|yacc*) 124 # Not GNU programs, they don't have --version. 125 ;; 126 127 tar*) 128 if test -n "$run"; then 129 echo 1>&2 "ERROR: \`tar' requires --run" 130 exit 1 131 elif test "x$2" = "x--version" || test "x$2" = "x--help"; then 132 exit 1 133 fi 134 ;; 135 136 *) 137 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then 138 # We have it, but it failed. 139 exit 1 140 elif test "x$2" = "x--version" || test "x$2" = "x--help"; then 141 # Could not run --version or --help. This is probably someone 142 # running `$TOOL --version' or `$TOOL --help' to check whether 143 # $TOOL exists and not knowing $TOOL uses missing. 144 exit 1 145 fi 146 ;; 147esac 148 149# If it does not exist, or fails to run (possibly an outdated version), 150# try to emulate it. 151case $program in 152 aclocal*) 153 echo 1>&2 "\ 154WARNING: \`$1' is $msg. You should only need it if 155 you modified \`acinclude.m4' or \`${configure_ac}'. You might want 156 to install the \`Automake' and \`Perl' packages. Grab them from 157 any GNU archive site." 158 touch aclocal.m4 159 ;; 160 161 autoconf*) 162 echo 1>&2 "\ 163WARNING: \`$1' is $msg. You should only need it if 164 you modified \`${configure_ac}'. You might want to install the 165 \`Autoconf' and \`GNU m4' packages. Grab them from any GNU 166 archive site." 167 touch configure 168 ;; 169 170 autoheader*) 171 echo 1>&2 "\ 172WARNING: \`$1' is $msg. You should only need it if 173 you modified \`acconfig.h' or \`${configure_ac}'. You might want 174 to install the \`Autoconf' and \`GNU m4' packages. Grab them 175 from any GNU archive site." 176 files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}` 177 test -z "$files" && files="config.h" 178 touch_files= 179 for f in $files; do 180 case $f in 181 *:*) touch_files="$touch_files "`echo "$f" | 182 sed -e 's/^[^:]*://' -e 's/:.*//'`;; 183 *) touch_files="$touch_files $f.in";; 184 esac 185 done 186 touch $touch_files 187 ;; 188 189 automake*) 190 echo 1>&2 "\ 191WARNING: \`$1' is $msg. You should only need it if 192 you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'. 193 You might want to install the \`Automake' and \`Perl' packages. 194 Grab them from any GNU archive site." 195 find . -type f -name Makefile.am -print | 196 sed 's/\.am$/.in/' | 197 while read f; do touch "$f"; done 198 ;; 199 200 autom4te*) 201 echo 1>&2 "\ 202WARNING: \`$1' is needed, but is $msg. 203 You might have modified some files without having the 204 proper tools for further handling them. 205 You can get \`$1' as part of \`Autoconf' from any GNU 206 archive site." 207 208 file=`echo "$*" | sed -n "$sed_output"` 209 test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"` 210 if test -f "$file"; then 211 touch $file 212 else 213 test -z "$file" || exec >$file 214 echo "#! /bin/sh" 215 echo "# Created by GNU Automake missing as a replacement of" 216 echo "# $ $@" 217 echo "exit 0" 218 chmod +x $file 219 exit 1 220 fi 221 ;; 222 223 bison*|yacc*) 224 echo 1>&2 "\ 225WARNING: \`$1' $msg. You should only need it if 226 you modified a \`.y' file. You may need the \`Bison' package 227 in order for those modifications to take effect. You can get 228 \`Bison' from any GNU archive site." 229 rm -f y.tab.c y.tab.h 230 if test $# -ne 1; then 231 eval LASTARG="\${$#}" 232 case $LASTARG in 233 *.y) 234 SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'` 235 if test -f "$SRCFILE"; then 236 cp "$SRCFILE" y.tab.c 237 fi 238 SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'` 239 if test -f "$SRCFILE"; then 240 cp "$SRCFILE" y.tab.h 241 fi 242 ;; 243 esac 244 fi 245 if test ! -f y.tab.h; then 246 echo >y.tab.h 247 fi 248 if test ! -f y.tab.c; then 249 echo 'main() { return 0; }' >y.tab.c 250 fi 251 ;; 252 253 lex*|flex*) 254 echo 1>&2 "\ 255WARNING: \`$1' is $msg. You should only need it if 256 you modified a \`.l' file. You may need the \`Flex' package 257 in order for those modifications to take effect. You can get 258 \`Flex' from any GNU archive site." 259 rm -f lex.yy.c 260 if test $# -ne 1; then 261 eval LASTARG="\${$#}" 262 case $LASTARG in 263 *.l) 264 SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'` 265 if test -f "$SRCFILE"; then 266 cp "$SRCFILE" lex.yy.c 267 fi 268 ;; 269 esac 270 fi 271 if test ! -f lex.yy.c; then 272 echo 'main() { return 0; }' >lex.yy.c 273 fi 274 ;; 275 276 help2man*) 277 echo 1>&2 "\ 278WARNING: \`$1' is $msg. You should only need it if 279 you modified a dependency of a manual page. You may need the 280 \`Help2man' package in order for those modifications to take 281 effect. You can get \`Help2man' from any GNU archive site." 282 283 file=`echo "$*" | sed -n "$sed_output"` 284 test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"` 285 if test -f "$file"; then 286 touch $file 287 else 288 test -z "$file" || exec >$file 289 echo ".ab help2man is required to generate this page" 290 exit $? 291 fi 292 ;; 293 294 makeinfo*) 295 echo 1>&2 "\ 296WARNING: \`$1' is $msg. You should only need it if 297 you modified a \`.texi' or \`.texinfo' file, or any other file 298 indirectly affecting the aspect of the manual. The spurious 299 call might also be the consequence of using a buggy \`make' (AIX, 300 DU, IRIX). You might want to install the \`Texinfo' package or 301 the \`GNU make' package. Grab either from any GNU archive site." 302 # The file to touch is that specified with -o ... 303 file=`echo "$*" | sed -n "$sed_output"` 304 test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"` 305 if test -z "$file"; then 306 # ... or it is the one specified with @setfilename ... 307 infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'` 308 file=`sed -n ' 309 /^@setfilename/{ 310 s/.* \([^ ]*\) *$/\1/ 311 p 312 q 313 }' $infile` 314 # ... or it is derived from the source name (dir/f.texi becomes f.info) 315 test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info 316 fi 317 # If the file does not exist, the user really needs makeinfo; 318 # let's fail without touching anything. 319 test -f $file || exit 1 320 touch $file 321 ;; 322 323 tar*) 324 shift 325 326 # We have already tried tar in the generic part. 327 # Look for gnutar/gtar before invocation to avoid ugly error 328 # messages. 329 if (gnutar --version > /dev/null 2>&1); then 330 gnutar "$@" && exit 0 331 fi 332 if (gtar --version > /dev/null 2>&1); then 333 gtar "$@" && exit 0 334 fi 335 firstarg="$1" 336 if shift; then 337 case $firstarg in 338 *o*) 339 firstarg=`echo "$firstarg" | sed s/o//` 340 tar "$firstarg" "$@" && exit 0 341 ;; 342 esac 343 case $firstarg in 344 *h*) 345 firstarg=`echo "$firstarg" | sed s/h//` 346 tar "$firstarg" "$@" && exit 0 347 ;; 348 esac 349 fi 350 351 echo 1>&2 "\ 352WARNING: I can't seem to be able to run \`tar' with the given arguments. 353 You may want to install GNU tar or Free paxutils, or check the 354 command line arguments." 355 exit 1 356 ;; 357 358 *) 359 echo 1>&2 "\ 360WARNING: \`$1' is needed, and is $msg. 361 You might have modified some files without having the 362 proper tools for further handling them. Check the \`README' file, 363 it often tells you about the needed prerequisites for installing 364 this package. You may also peek at any GNU archive site, in case 365 some other package would contain this missing \`$1' program." 366 exit 1 367 ;; 368esac 369 370exit 0 371 372# Local variables: 373# eval: (add-hook 'write-file-hooks 'time-stamp) 374# time-stamp-start: "scriptversion=" 375# time-stamp-format: "%:y-%02m-%02d.%02H" 376# time-stamp-time-zone: "UTC" 377# time-stamp-end: "; # UTC" 378# End: 379