t/pkg-config-macros.sh

   1 #! /bin/sh
   2 # Copyright (C) 2012-2024 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 pkg-config '.m4' files and make them easily accessed
  18 # to the test cases requiring them.
  19
  20 . test-init.sh
  21
  22 echo "# Automatically generated by $me." > get.sh
  23 echo : >> get.sh
  24
  25 if ver=$(pkg-config --version) && test -n "$ver"; then
  26    echo "printf 'pkg-config version: %s\\n' '$ver'" >> get.sh
  27 else
  28    echo "skip_all_ \"'pkg-config' not available\"" >> get.sh
  29 fi
  30
  31 cat > configure.ac <<'END'
  32 AC_INIT([pkg], [1.0])
  33 PKG_CHECK_MODULES([GOBJECT], [gobject-2.0 >= 2.4])
  34 END
  35
  36 have_pkg_config_macros ()
  37 {
  38   $AUTOCONF && ! $FGREP PKG_CHECK_MODULES configure
  39 }
  40
  41 if have_pkg_config_macros; then
  42   # The pkg-config macros are already available, nothing to do.
  43   exit 0
  44 fi
  45
  46 # Usual locations where pkg.m4 *might* be installed.
  47 XT_ACLOCAL_PATH=/usr/local/share/aclocal:/usr/share/aclocal
  48
  49 # Find the location of the pkg-config executable.
  50 oIFS=$IFS dir=
  51 IFS=:
  52 for d in $PATH; do
  53   IFS=$oIFS
  54   if test -f $d/pkg-config || test -f $d/pkg-config.exe; then
  55     dir=$d
  56     break
  57   fi
  58 done
  59 IFS=$oIFS
  60
  61 # Now try to use the location of the pkg-config executable to guess
  62 # where the corresponding pkg.m4 might be installed.
  63 if test -n "$dir"; then
  64   # Only support standard installation layouts.
  65   XT_ACLOCAL_PATH=${dir%/bin}/share/aclocal:$XT_ACLOCAL_PATH
  66 fi
  67
  68 XT_ACLOCAL_PATH=$XT_ACLOCAL_PATH${ACLOCAL_PATH+":$ACLOCAL_PATH"}
  69
  70 # Try once again to fetch the pkg-config macros.
  71 mkdir m4
  72 ACLOCAL_PATH=$XT_ACLOCAL_PATH $ACLOCAL -Wno-syntax --install -I m4
  73 if test -f m4/pkg.m4 && have_pkg_config_macros; then
  74    echo "ACLOCAL_PATH='$(pwd)/m4':\$ACLOCAL_PATH" >> get.sh
  75    echo "export ACLOCAL_PATH" >> get.sh
  76    echo "sed 20q '$(pwd)/m4/pkg.m4' # For debugging." >> get.sh
  77 else
  78    echo "skip_all_ \"pkg-config m4 macros not found\"" >> get.sh
  79 fi
  80
  81 unset ACLOCAL_PATH
  82 . ./get.sh
  83
  84 $ACLOCAL --force -I m4 || cat >> get.sh <<'END'
  85 # We need to use '-Wno-syntax', since we do not want our test suite
  86 # to fail merely because some third-party '.m4' file is underquoted.
  87 ACLOCAL="$ACLOCAL -Wno-syntax"
  88 END
  89
  90 # The pkg-config m4 file(s) we might fetched will be copied in the
  91 # 'm4' subdirectory of the test directory are going to be needed by
  92 # other tests, so we must not remove the test directory.
  93 keep_testdirs=yes
  94
  95 :