build-aux/ar-lib

   1 #! /bin/sh
   2 # Wrapper for Microsoft lib.exe
   3
   4 me=ar-lib
   5 scriptversion=2019-07-04.01; # UTC
   6
   7 # Copyright (C) 2010-2020 Free Software Foundation, Inc.
   8 # Written by Peter Rosin <peda@lysator.liu.se>.
   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, see <https://www.gnu.org/licenses/>.
  22
  23 # As a special exception to the GNU General Public License, if you
  24 # distribute this file as part of a program that contains a
  25 # configuration script generated by Autoconf, you may include it under
  26 # the same distribution terms that you use for the rest of that program.
  27
  28 # This file is maintained in Automake, please report
  29 # bugs to <bug-automake@gnu.org> or send patches to
  30 # <automake-patches@gnu.org>.
  31
  32
  33 # func_error message
  34 func_error ()
  35 {
  36   echo "$me: $1" 1>&2
  37   exit 1
  38 }
  39
  40 file_conv=
  41
  42 # func_file_conv build_file
  43 # Convert a $build file to $host form and store it in $file
  44 # Currently only supports Windows hosts.
  45 func_file_conv ()
  46 {
  47   file=$1
  48   case $file in
  49     / | /[!/]*) # absolute file, and not a UNC file
  50       if test -z "$file_conv"; then
  51         # lazily determine how to convert abs files
  52         case `uname -s` in
  53           MINGW*)
  54             file_conv=mingw
  55             ;;
  56           CYGWIN* | MSYS*)
  57             file_conv=cygwin
  58             ;;
  59           *)
  60             file_conv=wine
  61             ;;
  62         esac
  63       fi
  64       case $file_conv in
  65         mingw)
  66           file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
  67           ;;
  68         cygwin | msys)
  69           file=`cygpath -m "$file" || echo "$file"`
  70           ;;
  71         wine)
  72           file=`winepath -w "$file" || echo "$file"`
  73           ;;
  74       esac
  75       ;;
  76   esac
  77 }
  78
  79 # func_at_file at_file operation archive
  80 # Iterate over all members in AT_FILE performing OPERATION on ARCHIVE
  81 # for each of them.
  82 # When interpreting the content of the @FILE, do NOT use func_file_conv,
  83 # since the user would need to supply preconverted file names to
  84 # binutils ar, at least for MinGW.
  85 func_at_file ()
  86 {
  87   operation=$2
  88   archive=$3
  89   at_file_contents=`cat "$1"`
  90   eval set x "$at_file_contents"
  91   shift
  92
  93   for member
  94   do
  95     $AR -NOLOGO $operation:"$member" "$archive" || exit $?
  96   done
  97 }
  98
  99 case $1 in
 100   '')
 101      func_error "no command.  Try '$0 --help' for more information."
 102      ;;
 103   -h | --h*)
 104     cat <<EOF
 105 Usage: $me [--help] [--version] PROGRAM ACTION ARCHIVE [MEMBER...]
 106
 107 Members may be specified in a file named with @FILE.
 108 EOF
 109     exit $?
 110     ;;
 111   -v | --v*)
 112     echo "$me, version $scriptversion"
 113     exit $?
 114     ;;
 115 esac
 116
 117 if test $# -lt 3; then
 118   func_error "you must specify a program, an action and an archive"
 119 fi
 120
 121 AR=$1
 122 shift
 123 while :
 124 do
 125   if test $# -lt 2; then
 126     func_error "you must specify a program, an action and an archive"
 127   fi
 128   case $1 in
 129     -lib | -LIB \
 130     | -ltcg | -LTCG \
 131     | -machine* | -MACHINE* \
 132     | -subsystem* | -SUBSYSTEM* \
 133     | -verbose | -VERBOSE \
 134     | -wx* | -WX* )
 135       AR="$AR $1"
 136       shift
 137       ;;
 138     *)
 139       action=$1
 140       shift
 141       break
 142       ;;
 143   esac
 144 done
 145 orig_archive=$1
 146 shift
 147 func_file_conv "$orig_archive"
 148 archive=$file
 149
 150 # strip leading dash in $action
 151 action=${action#-}
 152
 153 delete=
 154 extract=
 155 list=
 156 quick=
 157 replace=
 158 index=
 159 create=
 160
 161 while test -n "$action"
 162 do
 163   case $action in
 164     d*) delete=yes  ;;
 165     x*) extract=yes ;;
 166     t*) list=yes    ;;
 167     q*) quick=yes   ;;
 168     r*) replace=yes ;;
 169     s*) index=yes   ;;
 170     S*)             ;; # the index is always updated implicitly
 171     c*) create=yes  ;;
 172     u*)             ;; # TODO: don't ignore the update modifier
 173     v*)             ;; # TODO: don't ignore the verbose modifier
 174     *)
 175       func_error "unknown action specified"
 176       ;;
 177   esac
 178   action=${action#?}
 179 done
 180
 181 case $delete$extract$list$quick$replace,$index in
 182   yes,* | ,yes)
 183     ;;
 184   yesyes*)
 185     func_error "more than one action specified"
 186     ;;
 187   *)
 188     func_error "no action specified"
 189     ;;
 190 esac
 191
 192 if test -n "$delete"; then
 193   if test ! -f "$orig_archive"; then
 194     func_error "archive not found"
 195   fi
 196   for member
 197   do
 198     case $1 in
 199       @*)
 200         func_at_file "${1#@}" -REMOVE "$archive"
 201         ;;
 202       *)
 203         func_file_conv "$1"
 204         $AR -NOLOGO -REMOVE:"$file" "$archive" || exit $?
 205         ;;
 206     esac
 207   done
 208
 209 elif test -n "$extract"; then
 210   if test ! -f "$orig_archive"; then
 211     func_error "archive not found"
 212   fi
 213   if test $# -gt 0; then
 214     for member
 215     do
 216       case $1 in
 217         @*)
 218           func_at_file "${1#@}" -EXTRACT "$archive"
 219           ;;
 220         *)
 221           func_file_conv "$1"
 222           $AR -NOLOGO -EXTRACT:"$file" "$archive" || exit $?
 223           ;;
 224       esac
 225     done
 226   else
 227     $AR -NOLOGO -LIST "$archive" | tr -d '\r' | sed -e 's/\\/\\\\/g' \
 228       | while read member
 229         do
 230           $AR -NOLOGO -EXTRACT:"$member" "$archive" || exit $?
 231         done
 232   fi
 233
 234 elif test -n "$quick$replace"; then
 235   if test ! -f "$orig_archive"; then
 236     if test -z "$create"; then
 237       echo "$me: creating $orig_archive"
 238     fi
 239     orig_archive=
 240   else
 241     orig_archive=$archive
 242   fi
 243
 244   for member
 245   do
 246     case $1 in
 247     @*)
 248       func_file_conv "${1#@}"
 249       set x "$@" "@$file"
 250       ;;
 251     *)
 252       func_file_conv "$1"
 253       set x "$@" "$file"
 254       ;;
 255     esac
 256     shift
 257     shift
 258   done
 259
 260   if test -n "$orig_archive"; then
 261     $AR -NOLOGO -OUT:"$archive" "$orig_archive" "$@" || exit $?
 262   else
 263     $AR -NOLOGO -OUT:"$archive" "$@" || exit $?
 264   fi
 265
 266 elif test -n "$list"; then
 267   if test ! -f "$orig_archive"; then
 268     func_error "archive not found"
 269   fi
 270   $AR -NOLOGO -LIST "$archive" || exit $?
 271 fi