meta/uninstalled-env.in

   1 #!/bin/sh
   2
   3 #       Copyright (C) 2003, 2006, 2008, 2009, 2010, 2011, 2012 Free Software Foundation
   4 #
   5 #   This file is part of GUILE.
   6 #
   7 # This script is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU Lesser General Public License as
   9 # published by the Free Software Foundation; either version 3 of the
  10 # License, or (at your option) any later version.
  11 #
  12 # This library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with this library; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  20 # 02110-1301 USA
  21
  22 # NOTE: If you update this file, please update uninstalled.in as
  23 # well, if appropriate.
  24
  25 # Usage: uninstalled-env [ARGS]
  26
  27 # This script arranges for the environment to support running Guile
  28 # from the build tree.  The following env vars are modified (but not
  29 # clobbered): GUILE_LOAD_PATH, LTDL_LIBRARY_PATH, and PATH.
  30
  31 # Example: uninstalled-env guile -c '(display "hello\n")'
  32 # Example: ../../uninstalled-env ./guile-test-foo
  33
  34 # config
  35 subdirs_with_ltlibs="guile-readline libguile"       # maintain me
  36
  37 # env (set by configure)
  38 top_srcdir="@top_srcdir_absolute@"
  39 top_builddir="@top_builddir_absolute@"
  40
  41 [ x"$top_srcdir"   = x -o ! -d "$top_srcdir" -o \
  42   x"$top_builddir" = x -o ! -d "$top_builddir" ] && {
  43     echo $0: bad environment
  44     echo top_srcdir=$top_srcdir
  45     echo top_builddir=$top_builddir
  46     exit 1
  47 }
  48
  49 # When cross-compiling, let $GUILE_FOR_BUILD use its own .go files since
  50 # the ones that are being built may be incompatible ($GUILE_FOR_BUILD is
  51 # typically used to run `guild compile --target=$host'.)  Likewise,
  52 # $GUILE_FOR_BUILD must use its own source files when booting; for
  53 # instance, $srcdir/module/ice-9/boot-9.scm must not be in its search
  54 # path, because it would then end up using its C evaluator to run the
  55 # compiler.
  56 if test "@cross_compiling@" = "no"
  57 then
  58     if [ x"$GUILE_LOAD_PATH" = x ]
  59     then
  60         GUILE_LOAD_PATH="${top_srcdir}/module:${top_srcdir}/guile-readline"
  61         if test "${top_srcdir}" != "${top_builddir}"; then
  62             GUILE_LOAD_PATH="$GUILE_LOAD_PATH:${top_builddir}/module:${top_builddir}/guile-readline"
  63         fi
  64     else
  65         for d in "/module" "/guile-readline"
  66         do
  67             # This hair prevents double inclusion.
  68             # The ":" prevents prefix aliasing.
  69             case x"$GUILE_LOAD_PATH" in
  70                 x*${top_srcdir}${d}:*) ;;
  71                 x*${top_srcdir}${d}) ;;
  72                 *) GUILE_LOAD_PATH="${top_srcdir}${d}:$GUILE_LOAD_PATH" ;;
  73             esac
  74             case x"$GUILE_LOAD_PATH" in
  75                 x*${top_builddir}${d}:*) ;;
  76                 x*${top_builddir}${d}) ;;
  77                 *) GUILE_LOAD_PATH="${top_builddir}${d}:$GUILE_LOAD_PATH" ;;
  78             esac
  79         done
  80     fi
  81     export GUILE_LOAD_PATH
  82
  83     if test "x$GUILE_LOAD_COMPILED_PATH" = "x"
  84     then
  85         GUILE_LOAD_COMPILED_PATH="${top_builddir}/module:${top_builddir}/guile-readline"
  86     else
  87         for d in "/module" "/guile-readline"
  88         do
  89             # This hair prevents double inclusion.
  90             # The ":" prevents prefix aliasing.
  91             case x"$GUILE_LOAD_COMPILED_PATH" in
  92                 x*${top_builddir}${d}:*) ;;
  93                 x*${top_builddir}${d}) ;;
  94                 *) GUILE_LOAD_COMPILED_PATH="${top_builddir}${d}:$GUILE_LOAD_COMPILED_PATH" ;;
  95             esac
  96         done
  97     fi
  98     export GUILE_LOAD_COMPILED_PATH
  99
 100     # Don't look in installed dirs for guile modules
 101     if ( env | grep -v '^GUILE_SYSTEM_PATH=' > /dev/null ); then
 102         GUILE_SYSTEM_PATH=
 103         export GUILE_SYSTEM_PATH
 104     fi
 105     # Don't look in installed dirs for compiled guile modules
 106     if ( env | grep -v '^GUILE_SYSTEM_COMPILED_PATH=' > /dev/null ); then
 107         GUILE_SYSTEM_COMPILED_PATH=
 108         export GUILE_SYSTEM_COMPILED_PATH
 109     fi
 110     # Don't look in installed dirs for dlopen-able modules
 111     if ( env | grep -v '^GUILE_SYSTEM_EXTENSIONS_PATH=' > /dev/null ); then
 112         GUILE_SYSTEM_EXTENSIONS_PATH=
 113         export GUILE_SYSTEM_EXTENSIONS_PATH
 114     fi
 115 fi
 116
 117 # handle LTDL_LIBRARY_PATH (no clobber)
 118 for dir in $subdirs_with_ltlibs ; do
 119     if test -z "$LTDL_LIBRARY_PATH"; then
 120       LTDL_LIBRARY_PATH="${top_builddir}/${dir}"
 121     else
 122       LTDL_LIBRARY_PATH="${top_builddir}/${dir}:${LTDL_LIBRARY_PATH}"
 123     fi
 124     if test -z "$DYLD_LIBRARY_PATH"; then
 125       DYLD_LIBRARY_PATH="${top_builddir}/${dir}/.libs"
 126     else
 127       DYLD_LIBRARY_PATH="${top_builddir}/${dir}/.libs:${DYLD_LIBRARY_PATH}"
 128     fi
 129 done
 130 export LTDL_LIBRARY_PATH
 131 export DYLD_LIBRARY_PATH
 132
 133 if [ x"$PKG_CONFIG_PATH" = x ]
 134 then
 135     PKG_CONFIG_PATH="${top_builddir}/meta"
 136 else
 137     PKG_CONFIG_PATH="${top_builddir}/meta:$PKG_CONFIG_PATH"
 138 fi
 139 export PKG_CONFIG_PATH
 140
 141 # handle PATH (no clobber)
 142 PATH="${top_builddir}/libguile:${PATH}"
 143 PATH="${top_srcdir}/meta:${PATH}"
 144 if test "x${top_srcdir}" != "x${top_builddir}"; then
 145   PATH="${top_builddir}/meta:${PATH}"
 146 fi
 147 export PATH
 148
 149 # Define $GUILE, used by `guild'.
 150 GUILE="${top_builddir}/meta/guile"
 151 export GUILE
 152
 153 exec "$@"