t/libtool-macros.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2017 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16
  17 # Try to find the libtool '.m4' files and make them easily accessed
  18 # to the test cases requiring them.
  19 # See also automake bug#9807.
  20
  21 . test-init.sh
  22
  23 echo "# Automatically generated by $me." > get.sh
  24 echo : >> get.sh
  25
  26 # The 'libtoolize' script will look into Makefile.am.
  27 echo ACLOCAL_AMFLAGS = -I m4 > Makefile.am
  28
  29 if libtoolize --copy --install && test -f m4/libtool.m4; then
  30   echo "ACLOCAL_PATH='$(pwd)/m4':\$ACLOCAL_PATH" >> get.sh
  31   echo "export ACLOCAL_PATH" >> get.sh
  32 else
  33   # Libtoolize from libtool < 2.0 didn't support the '--install' option,
  34   # but this doesn't mean the user hasn't made the libtool macros
  35   # available, e.g., by properly setting ACLOCAL_PATH.
  36   rm -rf m4
  37   mkdir m4
  38   echo AC_PROG_LIBTOOL >> configure.ac
  39   # See below for an explanation about the use the of '-Wno-syntax'.
  40   if $ACLOCAL -Wno-syntax -I m4 --install && test -f m4/libtool.m4; then
  41     : # Libtool macros already accessible by default.
  42   else
  43     echo "skip_all_ \"couldn't find or get libtool macros\"" >> get.sh
  44   fi
  45 fi
  46
  47 . ./get.sh
  48
  49 $ACLOCAL --force -I m4 || cat >> get.sh <<'END'
  50 # We need to use '-Wno-syntax', since we do not want our test suite
  51 # to fail merely because some third-party '.m4' file is underquoted.
  52 ACLOCAL="$ACLOCAL -Wno-syntax"
  53 END
  54
  55 # The file libtoolize might have just copied in the 'm4' subdirectory of
  56 # the test directory are going to be needed by other tests, so we must
  57 # not remove the test directory.
  58 keep_testdirs=yes
  59
  60 :