| 1 | #!/bin/sh |
| 2 | |
| 3 | # Copyright (C) 2003, 2006 Free Software Foundation |
| 4 | # |
| 5 | # This file is part of GUILE. |
| 6 | # |
| 7 | # This script is free software; you can redistribute it and/or |
| 8 | # modify it under the terms of the GNU Lesser General Public |
| 9 | # License as published by the Free Software Foundation; either |
| 10 | # version 2.1 of the 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 02110-1301 USA |
| 20 | |
| 21 | # NOTE: If you update this file, please update pre-inst-guile.in as |
| 22 | # well, if appropriate. |
| 23 | |
| 24 | # Usage: pre-inst-guile-env [ARGS] |
| 25 | |
| 26 | # This script arranges for the environment to support running Guile |
| 27 | # from the build tree. The following env vars are modified (but not |
| 28 | # clobbered): GUILE_LOAD_PATH, LTDL_LIBRARY_PATH, and PATH. |
| 29 | |
| 30 | # Example: pre-inst-guile-env guile -c '(display "hello\n")' |
| 31 | # Example: ../../pre-inst-guile-env ./guile-test-foo |
| 32 | |
| 33 | # config |
| 34 | subdirs_with_ltlibs="srfi guile-readline" # maintain me |
| 35 | |
| 36 | # env (set by configure) |
| 37 | top_srcdir="@top_srcdir_absolute@" |
| 38 | top_builddir="@top_builddir_absolute@" |
| 39 | |
| 40 | [ x"$top_srcdir" = x -o ! -d "$top_srcdir" -o \ |
| 41 | x"$top_builddir" = x -o ! -d "$top_builddir" ] && { |
| 42 | echo $0: bad environment |
| 43 | echo top_srcdir=$top_srcdir |
| 44 | echo top_builddir=$top_builddir |
| 45 | exit 1 |
| 46 | } |
| 47 | |
| 48 | if [ x"$GUILE_LOAD_PATH" = x ] |
| 49 | then |
| 50 | GUILE_LOAD_PATH="${top_srcdir}/guile-readline:${top_srcdir}" |
| 51 | else |
| 52 | for d in "${top_srcdir}" "${top_srcdir}/guile-readline" |
| 53 | do |
| 54 | # This hair prevents double inclusion. |
| 55 | # The ":" prevents prefix aliasing. |
| 56 | case x"$GUILE_LOAD_PATH" in |
| 57 | x*${d}:*) ;; |
| 58 | *) GUILE_LOAD_PATH="${d}:$GUILE_LOAD_PATH" ;; |
| 59 | esac |
| 60 | done |
| 61 | fi |
| 62 | export GUILE_LOAD_PATH |
| 63 | |
| 64 | # handle LTDL_LIBRARY_PATH (no clobber) |
| 65 | ltdl_prefix="" |
| 66 | for dir in $subdirs_with_ltlibs ; do |
| 67 | ltdl_prefix="${top_builddir}/${dir}:${ltdl_prefix}" |
| 68 | done |
| 69 | LTDL_LIBRARY_PATH="${ltdl_prefix}$LTDL_LIBRARY_PATH" |
| 70 | export LTDL_LIBRARY_PATH |
| 71 | |
| 72 | # handle PATH (no clobber) |
| 73 | PATH="${top_builddir}/guile-config:${PATH}" |
| 74 | PATH="${top_builddir}/libguile:${PATH}" |
| 75 | export PATH |
| 76 | |
| 77 | exec "$@" |