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-rw-r--r--scripts/libmakepkg/buildenv.sh.in45
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diff --git a/scripts/libmakepkg/buildenv.sh.in b/scripts/libmakepkg/buildenv.sh.in
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+++ b/scripts/libmakepkg/buildenv.sh.in
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+#!/bin/bash
+#
+# buildenv.sh - functions for altering the build environment before
+# compiliation
+#
+# Copyright (c) 2015-2018 Pacman Development Team <pacman-dev@archlinux.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+[[ -n "$LIBMAKEPKG_BUILDENV_SH" ]] && return
+LIBMAKEPKG_BUILDENV_SH=1
+
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
+source "$LIBRARY/util/message.sh"
+
+
+declare -a buildenv_functions build_options
+
+for lib in "$LIBRARY/buildenv/"*.sh; do
+ source "$lib"
+done
+
+readonly -a buildenv_functions build_options
+
+prepare_buildenv() {
+ for func in ${buildenv_functions[@]}; do
+ $func
+ done
+
+ # ensure all necessary build variables are exported
+ export CPPFLAGS CFLAGS CXXFLAGS LDFLAGS MAKEFLAGS CHOST
+}