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Authentication verification almost working: signatures not computing correctly
author Adam Chlipala <adam@chlipala.net>
date Tue, 28 Dec 2010 19:57:25 -0500
parents 3c209338e596
children
rev   line source
adam@0 1 #! /bin/sh
adam@0 2 # Common stub for a few missing GNU programs while installing.
adam@0 3
adam@0 4 scriptversion=2009-04-28.21; # UTC
adam@0 5
adam@0 6 # Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
adam@0 7 # 2008, 2009 Free Software Foundation, Inc.
adam@0 8 # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
adam@0 9
adam@0 10 # This program is free software; you can redistribute it and/or modify
adam@0 11 # it under the terms of the GNU General Public License as published by
adam@0 12 # the Free Software Foundation; either version 2, or (at your option)
adam@0 13 # any later version.
adam@0 14
adam@0 15 # This program is distributed in the hope that it will be useful,
adam@0 16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
adam@0 17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
adam@0 18 # GNU General Public License for more details.
adam@0 19
adam@0 20 # You should have received a copy of the GNU General Public License
adam@0 21 # along with this program. If not, see <http://www.gnu.org/licenses/>.
adam@0 22
adam@0 23 # As a special exception to the GNU General Public License, if you
adam@0 24 # distribute this file as part of a program that contains a
adam@0 25 # configuration script generated by Autoconf, you may include it under
adam@0 26 # the same distribution terms that you use for the rest of that program.
adam@0 27
adam@0 28 if test $# -eq 0; then
adam@0 29 echo 1>&2 "Try \`$0 --help' for more information"
adam@0 30 exit 1
adam@0 31 fi
adam@0 32
adam@0 33 run=:
adam@0 34 sed_output='s/.* --output[ =]\([^ ]*\).*/\1/p'
adam@0 35 sed_minuso='s/.* -o \([^ ]*\).*/\1/p'
adam@0 36
adam@0 37 # In the cases where this matters, `missing' is being run in the
adam@0 38 # srcdir already.
adam@0 39 if test -f configure.ac; then
adam@0 40 configure_ac=configure.ac
adam@0 41 else
adam@0 42 configure_ac=configure.in
adam@0 43 fi
adam@0 44
adam@0 45 msg="missing on your system"
adam@0 46
adam@0 47 case $1 in
adam@0 48 --run)
adam@0 49 # Try to run requested program, and just exit if it succeeds.
adam@0 50 run=
adam@0 51 shift
adam@0 52 "$@" && exit 0
adam@0 53 # Exit code 63 means version mismatch. This often happens
adam@0 54 # when the user try to use an ancient version of a tool on
adam@0 55 # a file that requires a minimum version. In this case we
adam@0 56 # we should proceed has if the program had been absent, or
adam@0 57 # if --run hadn't been passed.
adam@0 58 if test $? = 63; then
adam@0 59 run=:
adam@0 60 msg="probably too old"
adam@0 61 fi
adam@0 62 ;;
adam@0 63
adam@0 64 -h|--h|--he|--hel|--help)
adam@0 65 echo "\
adam@0 66 $0 [OPTION]... PROGRAM [ARGUMENT]...
adam@0 67
adam@0 68 Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
adam@0 69 error status if there is no known handling for PROGRAM.
adam@0 70
adam@0 71 Options:
adam@0 72 -h, --help display this help and exit
adam@0 73 -v, --version output version information and exit
adam@0 74 --run try to run the given command, and emulate it if it fails
adam@0 75
adam@0 76 Supported PROGRAM values:
adam@0 77 aclocal touch file \`aclocal.m4'
adam@0 78 autoconf touch file \`configure'
adam@0 79 autoheader touch file \`config.h.in'
adam@0 80 autom4te touch the output file, or create a stub one
adam@0 81 automake touch all \`Makefile.in' files
adam@0 82 bison create \`y.tab.[ch]', if possible, from existing .[ch]
adam@0 83 flex create \`lex.yy.c', if possible, from existing .c
adam@0 84 help2man touch the output file
adam@0 85 lex create \`lex.yy.c', if possible, from existing .c
adam@0 86 makeinfo touch the output file
adam@0 87 tar try tar, gnutar, gtar, then tar without non-portable flags
adam@0 88 yacc create \`y.tab.[ch]', if possible, from existing .[ch]
adam@0 89
adam@0 90 Version suffixes to PROGRAM as well as the prefixes \`gnu-', \`gnu', and
adam@0 91 \`g' are ignored when checking the name.
adam@0 92
adam@0 93 Send bug reports to <bug-automake@gnu.org>."
adam@0 94 exit $?
adam@0 95 ;;
adam@0 96
adam@0 97 -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
adam@0 98 echo "missing $scriptversion (GNU Automake)"
adam@0 99 exit $?
adam@0 100 ;;
adam@0 101
adam@0 102 -*)
adam@0 103 echo 1>&2 "$0: Unknown \`$1' option"
adam@0 104 echo 1>&2 "Try \`$0 --help' for more information"
adam@0 105 exit 1
adam@0 106 ;;
adam@0 107
adam@0 108 esac
adam@0 109
adam@0 110 # normalize program name to check for.
adam@0 111 program=`echo "$1" | sed '
adam@0 112 s/^gnu-//; t
adam@0 113 s/^gnu//; t
adam@0 114 s/^g//; t'`
adam@0 115
adam@0 116 # Now exit if we have it, but it failed. Also exit now if we
adam@0 117 # don't have it and --version was passed (most likely to detect
adam@0 118 # the program). This is about non-GNU programs, so use $1 not
adam@0 119 # $program.
adam@0 120 case $1 in
adam@0 121 lex*|yacc*)
adam@0 122 # Not GNU programs, they don't have --version.
adam@0 123 ;;
adam@0 124
adam@0 125 tar*)
adam@0 126 if test -n "$run"; then
adam@0 127 echo 1>&2 "ERROR: \`tar' requires --run"
adam@0 128 exit 1
adam@0 129 elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
adam@0 130 exit 1
adam@0 131 fi
adam@0 132 ;;
adam@0 133
adam@0 134 *)
adam@0 135 if test -z "$run" && ($1 --version) > /dev/null 2>&1; then
adam@0 136 # We have it, but it failed.
adam@0 137 exit 1
adam@0 138 elif test "x$2" = "x--version" || test "x$2" = "x--help"; then
adam@0 139 # Could not run --version or --help. This is probably someone
adam@0 140 # running `$TOOL --version' or `$TOOL --help' to check whether
adam@0 141 # $TOOL exists and not knowing $TOOL uses missing.
adam@0 142 exit 1
adam@0 143 fi
adam@0 144 ;;
adam@0 145 esac
adam@0 146
adam@0 147 # If it does not exist, or fails to run (possibly an outdated version),
adam@0 148 # try to emulate it.
adam@0 149 case $program in
adam@0 150 aclocal*)
adam@0 151 echo 1>&2 "\
adam@0 152 WARNING: \`$1' is $msg. You should only need it if
adam@0 153 you modified \`acinclude.m4' or \`${configure_ac}'. You might want
adam@0 154 to install the \`Automake' and \`Perl' packages. Grab them from
adam@0 155 any GNU archive site."
adam@0 156 touch aclocal.m4
adam@0 157 ;;
adam@0 158
adam@0 159 autoconf*)
adam@0 160 echo 1>&2 "\
adam@0 161 WARNING: \`$1' is $msg. You should only need it if
adam@0 162 you modified \`${configure_ac}'. You might want to install the
adam@0 163 \`Autoconf' and \`GNU m4' packages. Grab them from any GNU
adam@0 164 archive site."
adam@0 165 touch configure
adam@0 166 ;;
adam@0 167
adam@0 168 autoheader*)
adam@0 169 echo 1>&2 "\
adam@0 170 WARNING: \`$1' is $msg. You should only need it if
adam@0 171 you modified \`acconfig.h' or \`${configure_ac}'. You might want
adam@0 172 to install the \`Autoconf' and \`GNU m4' packages. Grab them
adam@0 173 from any GNU archive site."
adam@0 174 files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}`
adam@0 175 test -z "$files" && files="config.h"
adam@0 176 touch_files=
adam@0 177 for f in $files; do
adam@0 178 case $f in
adam@0 179 *:*) touch_files="$touch_files "`echo "$f" |
adam@0 180 sed -e 's/^[^:]*://' -e 's/:.*//'`;;
adam@0 181 *) touch_files="$touch_files $f.in";;
adam@0 182 esac
adam@0 183 done
adam@0 184 touch $touch_files
adam@0 185 ;;
adam@0 186
adam@0 187 automake*)
adam@0 188 echo 1>&2 "\
adam@0 189 WARNING: \`$1' is $msg. You should only need it if
adam@0 190 you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'.
adam@0 191 You might want to install the \`Automake' and \`Perl' packages.
adam@0 192 Grab them from any GNU archive site."
adam@0 193 find . -type f -name Makefile.am -print |
adam@0 194 sed 's/\.am$/.in/' |
adam@0 195 while read f; do touch "$f"; done
adam@0 196 ;;
adam@0 197
adam@0 198 autom4te*)
adam@0 199 echo 1>&2 "\
adam@0 200 WARNING: \`$1' is needed, but is $msg.
adam@0 201 You might have modified some files without having the
adam@0 202 proper tools for further handling them.
adam@0 203 You can get \`$1' as part of \`Autoconf' from any GNU
adam@0 204 archive site."
adam@0 205
adam@0 206 file=`echo "$*" | sed -n "$sed_output"`
adam@0 207 test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
adam@0 208 if test -f "$file"; then
adam@0 209 touch $file
adam@0 210 else
adam@0 211 test -z "$file" || exec >$file
adam@0 212 echo "#! /bin/sh"
adam@0 213 echo "# Created by GNU Automake missing as a replacement of"
adam@0 214 echo "# $ $@"
adam@0 215 echo "exit 0"
adam@0 216 chmod +x $file
adam@0 217 exit 1
adam@0 218 fi
adam@0 219 ;;
adam@0 220
adam@0 221 bison*|yacc*)
adam@0 222 echo 1>&2 "\
adam@0 223 WARNING: \`$1' $msg. You should only need it if
adam@0 224 you modified a \`.y' file. You may need the \`Bison' package
adam@0 225 in order for those modifications to take effect. You can get
adam@0 226 \`Bison' from any GNU archive site."
adam@0 227 rm -f y.tab.c y.tab.h
adam@0 228 if test $# -ne 1; then
adam@0 229 eval LASTARG="\${$#}"
adam@0 230 case $LASTARG in
adam@0 231 *.y)
adam@0 232 SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
adam@0 233 if test -f "$SRCFILE"; then
adam@0 234 cp "$SRCFILE" y.tab.c
adam@0 235 fi
adam@0 236 SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
adam@0 237 if test -f "$SRCFILE"; then
adam@0 238 cp "$SRCFILE" y.tab.h
adam@0 239 fi
adam@0 240 ;;
adam@0 241 esac
adam@0 242 fi
adam@0 243 if test ! -f y.tab.h; then
adam@0 244 echo >y.tab.h
adam@0 245 fi
adam@0 246 if test ! -f y.tab.c; then
adam@0 247 echo 'main() { return 0; }' >y.tab.c
adam@0 248 fi
adam@0 249 ;;
adam@0 250
adam@0 251 lex*|flex*)
adam@0 252 echo 1>&2 "\
adam@0 253 WARNING: \`$1' is $msg. You should only need it if
adam@0 254 you modified a \`.l' file. You may need the \`Flex' package
adam@0 255 in order for those modifications to take effect. You can get
adam@0 256 \`Flex' from any GNU archive site."
adam@0 257 rm -f lex.yy.c
adam@0 258 if test $# -ne 1; then
adam@0 259 eval LASTARG="\${$#}"
adam@0 260 case $LASTARG in
adam@0 261 *.l)
adam@0 262 SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
adam@0 263 if test -f "$SRCFILE"; then
adam@0 264 cp "$SRCFILE" lex.yy.c
adam@0 265 fi
adam@0 266 ;;
adam@0 267 esac
adam@0 268 fi
adam@0 269 if test ! -f lex.yy.c; then
adam@0 270 echo 'main() { return 0; }' >lex.yy.c
adam@0 271 fi
adam@0 272 ;;
adam@0 273
adam@0 274 help2man*)
adam@0 275 echo 1>&2 "\
adam@0 276 WARNING: \`$1' is $msg. You should only need it if
adam@0 277 you modified a dependency of a manual page. You may need the
adam@0 278 \`Help2man' package in order for those modifications to take
adam@0 279 effect. You can get \`Help2man' from any GNU archive site."
adam@0 280
adam@0 281 file=`echo "$*" | sed -n "$sed_output"`
adam@0 282 test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
adam@0 283 if test -f "$file"; then
adam@0 284 touch $file
adam@0 285 else
adam@0 286 test -z "$file" || exec >$file
adam@0 287 echo ".ab help2man is required to generate this page"
adam@0 288 exit $?
adam@0 289 fi
adam@0 290 ;;
adam@0 291
adam@0 292 makeinfo*)
adam@0 293 echo 1>&2 "\
adam@0 294 WARNING: \`$1' is $msg. You should only need it if
adam@0 295 you modified a \`.texi' or \`.texinfo' file, or any other file
adam@0 296 indirectly affecting the aspect of the manual. The spurious
adam@0 297 call might also be the consequence of using a buggy \`make' (AIX,
adam@0 298 DU, IRIX). You might want to install the \`Texinfo' package or
adam@0 299 the \`GNU make' package. Grab either from any GNU archive site."
adam@0 300 # The file to touch is that specified with -o ...
adam@0 301 file=`echo "$*" | sed -n "$sed_output"`
adam@0 302 test -z "$file" && file=`echo "$*" | sed -n "$sed_minuso"`
adam@0 303 if test -z "$file"; then
adam@0 304 # ... or it is the one specified with @setfilename ...
adam@0 305 infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
adam@0 306 file=`sed -n '
adam@0 307 /^@setfilename/{
adam@0 308 s/.* \([^ ]*\) *$/\1/
adam@0 309 p
adam@0 310 q
adam@0 311 }' $infile`
adam@0 312 # ... or it is derived from the source name (dir/f.texi becomes f.info)
adam@0 313 test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info
adam@0 314 fi
adam@0 315 # If the file does not exist, the user really needs makeinfo;
adam@0 316 # let's fail without touching anything.
adam@0 317 test -f $file || exit 1
adam@0 318 touch $file
adam@0 319 ;;
adam@0 320
adam@0 321 tar*)
adam@0 322 shift
adam@0 323
adam@0 324 # We have already tried tar in the generic part.
adam@0 325 # Look for gnutar/gtar before invocation to avoid ugly error
adam@0 326 # messages.
adam@0 327 if (gnutar --version > /dev/null 2>&1); then
adam@0 328 gnutar "$@" && exit 0
adam@0 329 fi
adam@0 330 if (gtar --version > /dev/null 2>&1); then
adam@0 331 gtar "$@" && exit 0
adam@0 332 fi
adam@0 333 firstarg="$1"
adam@0 334 if shift; then
adam@0 335 case $firstarg in
adam@0 336 *o*)
adam@0 337 firstarg=`echo "$firstarg" | sed s/o//`
adam@0 338 tar "$firstarg" "$@" && exit 0
adam@0 339 ;;
adam@0 340 esac
adam@0 341 case $firstarg in
adam@0 342 *h*)
adam@0 343 firstarg=`echo "$firstarg" | sed s/h//`
adam@0 344 tar "$firstarg" "$@" && exit 0
adam@0 345 ;;
adam@0 346 esac
adam@0 347 fi
adam@0 348
adam@0 349 echo 1>&2 "\
adam@0 350 WARNING: I can't seem to be able to run \`tar' with the given arguments.
adam@0 351 You may want to install GNU tar or Free paxutils, or check the
adam@0 352 command line arguments."
adam@0 353 exit 1
adam@0 354 ;;
adam@0 355
adam@0 356 *)
adam@0 357 echo 1>&2 "\
adam@0 358 WARNING: \`$1' is needed, and is $msg.
adam@0 359 You might have modified some files without having the
adam@0 360 proper tools for further handling them. Check the \`README' file,
adam@0 361 it often tells you about the needed prerequisites for installing
adam@0 362 this package. You may also peek at any GNU archive site, in case
adam@0 363 some other package would contain this missing \`$1' program."
adam@0 364 exit 1
adam@0 365 ;;
adam@0 366 esac
adam@0 367
adam@0 368 exit 0
adam@0 369
adam@0 370 # Local variables:
adam@0 371 # eval: (add-hook 'write-file-hooks 'time-stamp)
adam@0 372 # time-stamp-start: "scriptversion="
adam@0 373 # time-stamp-format: "%:y-%02m-%02d.%02H"
adam@0 374 # time-stamp-time-zone: "UTC"
adam@0 375 # time-stamp-end: "; # UTC"
adam@0 376 # End: