djgpp/djunpack.bat

   1 @echo off
   2 Rem
   3 Rem WARNING WARNING WARNING: This file needs to have DOS CRLF end-of-line
   4 Rem format, or else stock DOS/Windows shells will refuse to run it.
   5 Rem
   6 Rem This batch file unpacks the Bison distribution while simultaneously
   7 Rem renaming some of the files whose names are invalid on DOS or conflict
   8 Rem with other file names after truncation to DOS 8+3 namespace.
   9 Rem
  10 Rem Copyright (C) 2005-2012 Free Software Foundation, Inc.
  11 Rem
  12 Rem This program is free software: you can redistribute it and/or modify
  13 Rem it under the terms of the GNU General Public License as published by
  14 Rem the Free Software Foundation, either version 3 of the License, or
  15 Rem (at your option) any later version.
  16 Rem
  17 Rem This program is distributed in the hope that it will be useful,
  18 Rem but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 Rem MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 Rem GNU General Public License for more details.
  21 Rem
  22 Rem You should have received a copy of the GNU General Public License
  23 Rem along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24 Rem
  25 Rem
  26 Rem Invoke like this:
  27 Rem
  28 Rem     djunpack bison-XYZ.tar.gz
  29 Rem or
  30 Rem     djunpack bison-XYZ.tar.bz2
  31 Rem
  32 Rem where XYZ is the version number.  If the argument includes leading
  33 Rem directories, it MUST use backslashes, not forward slashes.
  34 Rem
  35
  36 set ENVIRONMENT_SIZE_TEST_STRING=ENVIRONMENT_SIZE_TEST_STRING
  37 if "%ENVIRONMENT_SIZE_TEST_STRING%"=="ENVIRONMENT_SIZE_TEST_STRING" GoTo EnvOk
  38 Rem If their environment space is too small, re-exec with a larger one
  39 command.com /e:4096 /c %0 %1
  40 GoTo End
  41
  42 :EnvOk
  43 set ENVIRONMENT_SIZE_TEST_STRING=
  44 if "%1" == "" GoTo NoArgument
  45 if not exist %1 GoTo NoArchive
  46 Rem Extract top src dir from archive file.
  47 djtar -t %1 > top_src.dir
  48 Rem The following uses a feature of COPY whereby it does not copy
  49 Rem empty files.  We need that because the previous line will create
  50 Rem an empty fnchange.tmp even if the command failed for some reason.
  51 copy top_src.dir junk.tmp > nul
  52 if not exist junk.tmp GoTo NoDjTar
  53 del junk.tmp
  54 sed "1{s/^.*bison-/djtar -x -p -o bison-/;s|$|djgpp/fnchange.lst %%1 > fnchange.tmp|};2,$d" top_src.dir > ext_list.bat
  55 Rem See the comment above about the reason for using COPY.
  56 copy ext_list.bat junk.tmp > nul
  57 if not exist junk.tmp GoTo NoSed
  58 del junk.tmp
  59 Rem Extract fnchange.lst from archive.
  60 call ext_list.bat %1
  61 del ext_list.bat
  62 sed "1{s|^.*bison-|s/@V@/bison-|;s|$|g|};2,$d" top_src.dir > version.sed
  63 sed -f version.sed < fnchange.tmp > fnchange.lst
  64 del version.sed
  65 del fnchange.tmp
  66 del top_src.dir
  67 Rem unpack the source distribution
  68 djtar -x -n fnchange.lst %1
  69 del fnchange.lst
  70 GoTo End
  71
  72 :NoSed
  73 del junk.tmp
  74 echo FAIL: Sed is not available.
  75 GoTo End
  76 :NoDjTar
  77 del junk.tmp
  78 echo FAIL: DJTAR is not available or no fnchange.lst file in %1.
  79 GoTo End
  80 :NoArchive
  81 echo FAIL: the file %1 does not seem to exist.
  82 echo Remember that %1 cannot use forward slashes, only backslashes.
  83 GoTo End
  84 :NoArgument
  85 echo FAIL: no archive file has been specified.
  86 echo Remember that the file name cannot use forward slashes, only backslashes.
  87 :End