1#! /bin/sh 2# Common stub for a few missing GNU programs while installing. 3 4scriptversion=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 27if test $# -eq 0; then 28 echo 1>&2 "Try '$0 --help' for more information" 29 exit 1 30fi 31 32run=: 33sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p' 34sed_minuso='s/.* -o \([^ ]*\).*/\1/p' 35 36# In the cases where this matters, 'missing' is being run in the 37# srcdir already. 38if test -f configure.ac; then 39 configure_ac=configure.ac 40else 41 configure_ac=configure.in 42fi 43 44msg="missing on your system" 45 46case $1 in 47--run) 48 # Try to run requested program, and just exit if it succeeds. 49 run= 50 shift 51 "$@" && 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 67Handle 'PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an 68error status if there is no known handling for PROGRAM. 69 70Options: 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 75Supported 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 88Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and 89'g' are ignored when checking the name. 90 91Send 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 106esac 107 108# normalize program name to check for. 109program=`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. 118case $1 in 119 lex*|yacc*) 120 # Not GNU programs, they don't have --version. 121 ;; 122 123 *) 124 if test -z "$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 ;; 134esac 135 136# If it does not exist, or fails to run (possibly an outdated version), 137# try to emulate it. 138case $program in 139 aclocal*) 140 echo 1>&2 "\ 141WARNING: '$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 "\ 150WARNING: '$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 "\ 159WARNING: '$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 "\ 178WARNING: '$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 "\ 189WARNING: '$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 "\ 212WARNING: '$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 "\ 242WARNING: '$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 "\ 265WARNING: '$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 "\ 283WARNING: '$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 "\ 312WARNING: '$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 ;; 320esac 321 322exit 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: 331