7 files changed, 535 insertions, 0 deletions
diff --git a/lib/Makefile.in b/lib/Makefile.in
new file mode 100644
index 0000000..5c2a6f9
--- /dev/null
+++ b/lib/Makefile.in
@@ -0,0 +1,76 @@
+# opkhelper
+# Makefile.in
+# Input Makefile for configure.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# 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/>.
+
+package_name = @package_name@
+package_version= @package_version@
+
+srcdir = @srcdir@
+prefix = @prefix@
+libdir = @libdir@
+datadir = @datadir@
+localedir = @localedir@
+libopkhelper = @libopkhelper@
+libopkbuild_1 = @libopkbuild_1@
+
+sed_script = s&@@PACKAGE_NAME@@&$(package_name)&;\
+             s&@@PACKAGE_VERSION@@&$(package_version)&;\
+             s&@@LOCALEDIR@@&$(localedir)&;\
+             s&@@LIBOPKHELPER@@&$(libopkhelper)&;\
+             s&@@LIBOPKBUILD_1@@&$(libopkbuild_1)&;
+
+.SUFFIXES:
+.SUFFIXES: .sh .sm
+
+SRCS = load.sh                          common.sh                        \
+       buildsystem.sh
+OBJS = $(SRCS:.sh=.sm)
+
+distdir = ../$(package_name)-$(package_version)/lib
+distfiles = Makefile.in $(SRCS)
+
+all: $(OBJS)
+
+$(OBJS):
+	@printf '  SED lib/%s\n' '$@'
+	@sed '$(sed_script)' '$(srcdir)/lib/$*.sh' >'$@'
+
+clean:
+	@for obj in $(OBJS); do \
+		printf '  RM lib/%s\n' "$${obj}"; \
+		rm -f "$${obj}"; \
+	done
+
+install: all
+	@mkdir -p '$(DESTDIR)/$(libopkhelper)'
+	@for obj in $(OBJS); do \
+		printf '  INSTALL lib/%s\n' "$${obj}"; \
+		cp "$${obj}" "$(DESTDIR)/$(libopkhelper)/$${obj}"; \
+		chmod 644 "$(DESTDIR)/$(libopkhelper)/$${obj}"; \
+	done
+
+uninstall:
+	@for obj in $(OBJS); do \
+		printf '  RM %s\n' "$${obj}"; \
+		rm -f "$(DESTDIR)/$(libopkhelper)/$${obj}"; \
+	done
+	@rmdir '$(DESTDIR)/$(libopkhelper)' 2>/dev/null || true
+
+$(distdir):
+	@mkdir -p '$(distdir)'
+	@cp -pR $(distfiles) '$(distdir)'
diff --git a/lib/buildsystem.sh b/lib/buildsystem.sh
new file mode 100644
index 0000000..7cf70f5
--- /dev/null
+++ b/lib/buildsystem.sh
@@ -0,0 +1,108 @@
+# opkhelper
+# lib/buildsystem
+# Interface for interacting with software build systems.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# 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 "${_OH_BUILDSYSTEM_SM}" ] && return 0
+_OH_BUILDSYSTEM_SM='true'
+
+_OH_BUILDSYSTEMS='
+autoconf
+make
+'
+
+oh_buildsystems_init()
+{
+	_oh_local _ohbsi_bs
+
+	for _ohbsi_bs in ${_OH_BUILDSYSTEMS}; do
+		oh_use "buildsystem/${_ohbsi_bs}"
+	done
+
+	_OH_BUILDSYSTEM_WORK_AREA="${PWD}"
+	_OH_BUILDSYSTEM_SOURCE_DIR="$(cd src && pwd)"
+
+	[ -z "${_OH_BUILDSYSTEM_BUILD_DIR}" ] && \
+		_OH_BUILDSYSTEM_BUILD_DIR="${PWD}/src"
+	[ -z "${_OH_BUILDSYSTEM_DESTDIR}" ] && \
+		_OH_BUILDSYSTEM_DESTDIR="${PWD}/dest"
+	[ -z "${_OH_BUILDSYSTEM_SYSTEM}" ] && \
+		_OH_BUILDSYSTEM_SYSTEM=''
+}
+
+oh_set_buildsystem_option()
+{
+	_oh_local _ohsbso_name _obsbso_value
+
+	if [ ${#} -eq 2 ]; then
+		_ohsbso_name="${1}"
+		_ohsbso_value="${2}"
+	else
+		_oh_return 125
+		return ${?}
+	fi
+
+	case "${_ohsbso_name}" in
+		'build-dir')
+			_OH_BUILDSYSTEM_BUILD_DIR="${_ohsbso_value}"
+			;;
+		'destdir')
+			_OH_BUILDSYSTEM_DESTDIR="${_ohsbso_value}"
+			;;
+		'build-system')
+			_OH_BUILDSYSTEM_SYSTEM="${_ohsbso_value}"
+			;;
+		*)
+			_oh_return 125
+			return ${?}
+			;;
+	esac
+}
+
+oh_buildsystem_do()
+{
+	_oh_local _ohbsd_step _ohbsd_bs _ohbsd_done
+
+	if [ ${#} -ge 1 ]; then
+		_ohbsd_step="${1}"
+		shift 1
+	else
+		_oh_return 125
+		return ${?}
+	fi
+
+	_ohbsd_done='false'
+
+	if [ -n "${_OH_BUILDSYSTEM_SYSTEM}" ]; then
+		if "_oh_${_OH_BUILDSYSTEM_SYSTEM}_can_${_ohbsd_step}"; then
+			"_oh_${_OH_BUILDSYSTEM_SYSTEM}_${_ohbsd_step}" "${@}"
+			_ohbsd_done='true'
+		fi
+	else
+		for _ohbsd_bs in ${_OH_BUILDSYSTEMS}; do
+			if "_oh_${_ohbsd_bs}_can_${_ohbsd_step}"; then
+				"_oh_${_ohbsd_bs}_${_ohbsd_step}" "${@}"
+				_ohbsd_done='true'
+				break
+			fi
+		done
+	fi
+
+	if ! ${_ohbsd_done}; then
+		: error
+	fi
+}
diff --git a/lib/buildsystem/Makefile.in b/lib/buildsystem/Makefile.in
new file mode 100644
index 0000000..abc59ff
--- /dev/null
+++ b/lib/buildsystem/Makefile.in
@@ -0,0 +1,69 @@
+# opkhelper
+# Makefile.in
+# Input Makefile for configure.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package_name = @package_name@
+package_version= @package_version@
+
+srcdir = @srcdir@
+prefix = @prefix@
+libdir = @libdir@
+libopkhelper = @libopkhelper@
+
+sed_script = s&@@PACKAGE_NAME@@&$(package_name)&;\
+             s&@@PACKAGE_VERSION@@&$(package_version)&;
+
+.SUFFIXES:
+.SUFFIXES: .sh .sm
+
+SRCS = autoconf.sh make.sh
+OBJS = $(SRCS:.sh=.sm)
+
+distdir = ../../$(package_name)-$(package_version)/lib/buildsystem
+distfiles = Makefile.in $(SRCS)
+
+all: $(OBJS)
+
+$(OBJS):
+	@printf '  SED lib/buildsystem/%s\n' '$@'
+	@sed '$(sed_script)' '$(srcdir)/lib/buildsystem/$*.sh' >'$@'
+
+clean:
+	@for obj in $(OBJS); do \
+		printf '  RM lib/buildsystem/%s\n' "$${obj}"; \
+		rm -f "$${obj}"; \
+	done
+
+install: all
+	@mkdir -p '$(DESTDIR)/$(libopkhelper)/buildsystem'
+	@for obj in $(OBJS); do \
+		printf '  INSTALL lib/buildsystem/%s\n' "$${obj}"; \
+		cp "$${obj}" "$(DESTDIR)/$(libopkhelper)/buildsystem/$${obj}"; \
+		chmod 644 "$(DESTDIR)/$(libopkhelper)/buildsystem/$${obj}"; \
+	done
+
+uninstall:
+	@for obj in $(OBJS); do \
+		printf '  RM %s\n' "$${obj}"; \
+		rm -f "$(DESTDIR)/$(libopkhelper)/buildsystem/$${obj}"; \
+	done
+	@rmdir '$(DESTDIR)/$(libopkhelper)/buildsystem' 2>/dev/null || true
+
+$(distdir):
+	@mkdir -p '$(distdir)'
+	@cp -pR $(distfiles) '$(distdir)'
diff --git a/lib/buildsystem/autoconf.sh b/lib/buildsystem/autoconf.sh
new file mode 100644
index 0000000..13370ae
--- /dev/null
+++ b/lib/buildsystem/autoconf.sh
@@ -0,0 +1,72 @@
+# opkhelper
+# lib/buildsystem/autoconf
+# Build system plugin for GNU Autoconf.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# 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 "${_OH_BUILDSYSTEM_AUTOCONF_SM}" ] && return 0
+_OH_BUILDSYSTEM_AUTOCONF_SM='true'
+
+_oh_autoconf_can_configure()
+{
+	[ -x "${_OH_BUILDSYSTEM_SOURCE_DIR}/configure" ]
+}
+
+_oh_autoconf_configure()
+{
+	mkdir -p "${_OH_BUILDSYSTEM_BUILD_DIR}"
+	cd "${_OH_BUILDSYSTEM_BUILD_DIR}"
+
+	"${_OH_BUILDSYSTEM_SOURCE_DIR}/configure" \
+		--prefix='/usr' \
+		--bindir='${prefix}/bin' \
+		--sbindir='${prefix}/sbin' \
+		--libexecdir='${prefix}/lib' \
+		--sysconfdir='/etc' \
+		--localstatedir='/var' \
+		--libdir='${prefix}/lib' \
+		--includedir='${prefix}/include' \
+		--infodir='${prefix}/share/info' \
+		--mandir='${prefix}/share/man' \
+		--build="${OPK_BUILD_ARCH_GNU}" \
+		$([ "${OPK_BUILD_ARCH}" != "${OPK_HOST_ARCH}" ] && \
+			printf '%s' "--host=${OPK_HOST_ARCH_GNU}") \
+		--disable-maintainer-mode \
+		--disable-dependency-tracking \
+		"${@}"
+
+	cd "${_OH_BUILDSYSTEM_WORK_AREA}"
+}
+
+_oh_autoconf_can_build()
+{
+	return 1
+}
+
+_oh_autoconf_can_clean()
+{
+	return 1
+}
+
+_oh_autoconf_can_test()
+{
+	return 1
+}
+
+_oh_autoconf_can_install()
+{
+	return 1
+}
diff --git a/lib/buildsystem/make.sh b/lib/buildsystem/make.sh
new file mode 100644
index 0000000..5df424a
--- /dev/null
+++ b/lib/buildsystem/make.sh
@@ -0,0 +1,97 @@
+# opkhelper
+# lib/buildsystem/make
+# Build system plugin for POSIX-conformant make.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# 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 "${_OH_BUILDSYSTEM_MAKE_SM}" ] && return 0
+_OH_BUILDSYSTEM_MAKE_SM='true'
+
+_oh_make_can_configure()
+{
+	return 1
+}
+
+_oh_make_can_build()
+{
+	[ -r "${_OH_BUILDSYSTEM_SOURCE_DIR}/makefile" -o \
+		-r "${_OH_BUILDSYSTEM_SOURCE_DIR}/Makefile" ]
+}
+
+_oh_make_build()
+{
+	_oh_make_update_first_defined_target '' "${@}"
+}
+
+_oh_make_can_clean()
+{
+	_oh_make_can_build
+}
+
+_oh_make_clean()
+{
+	_oh_make_update_first_defined_target 'distclean realclean clean' "${@}"
+}
+
+_oh_make_can_test()
+{
+	_oh_make_can_build
+}
+
+_oh_make_test()
+{
+	_oh_make_update_first_defined_target 'test check' "${@}"
+}
+
+_oh_make_can_install()
+{
+	_oh_make_can_build
+}
+
+_oh_make_install()
+{
+	_oh_make_update_first_defined_target 'install' \
+		"${@}" "DESTDIR=${_OH_BUILDSYSTEM_DESTDIR}"
+}
+
+_oh_make_update_first_defined_target()
+{
+	_oh_local _ohbsmufdt_targets _ohbsmufdt_target
+
+	_ohbsmufdt_targets="${1}"
+	shift
+
+	mkdir -p "${_OH_BUILDSYSTEM_BUILD_DIR}"
+	cd "${_OH_BUILDSYSTEM_BUILD_DIR}"
+
+	if [ -z "${_ohbsmufdt_targets}" ]; then
+		make "${@}"
+	else
+		for _ohbsmufdt_target in ${_ohbsmufdt_targets}; do
+			# If the target is defined, ...
+			if make -n "${_ohbsmufdt_target}" >/dev/null 2>&1; then
+				# ... then update it.
+				make "${@}" "${_ohbsmufdt_target}"
+				break
+			fi
+		done
+	fi
+
+	cd "${_OH_BUILDSYSTEM_WORK_AREA}"
+
+	_oh_return 0
+	return ${?}
+}
diff --git a/lib/common.sh b/lib/common.sh
new file mode 100644
index 0000000..b0c465c
--- /dev/null
+++ b/lib/common.sh
@@ -0,0 +1,62 @@
+# opkhelper
+# lib/common
+# Functions for stack memory management.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+[ -n "${_OH_COMMON_SM}" ] && return 0
+_OH_COMMON_SM='true'
+
+_OH_STACK_VARS=
+_OH_SAVED_IFS=
+
+_oh_local()
+{
+	# Push the variable list onto the stack.
+	_OH_STACK_VARS="${_OH_STACK_VARS}|${*}"
+
+	# Save the old IFS value, if any, and set it to its default.
+	_OH_SAVED_IFS="${IFS}"
+	IFS=' 	
+'
+}
+
+_oh_return()
+{
+	# Unset the variables at the top of the stack.
+	IFS=' '
+	unset -v ${_OH_STACK_VARS##*|}
+
+	# Pop the variable list from the top of the stack.
+	_OH_STACK_VARS="${_OH_STACK_VARS%|*}"
+
+	# Restore the saved IFS.
+	IFS="${_OH_SAVED_IFS}"
+
+	return ${1}
+}
+
+oh_init()
+{
+	ob_use locale
+	ob_use output
+
+	# Since nothing other than opkhelper is supposed to use libopkhelper, we can
+	# do strange things like affecting application-wide locale settings from the
+	# library and assume that no one will play with them.
+	ob_set_locale_path '@@LOCALEDIR@@/%s/LC_MESSAGES/%s.ms'
+	ob_set_text_domain 'opkhelper'
+}
diff --git a/lib/load.sh b/lib/load.sh
new file mode 100644
index 0000000..0b54f4a
--- /dev/null
+++ b/lib/load.sh
@@ -0,0 +1,51 @@
+# opkhelper
+# lib/load
+# Functions for loading library modules.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+[ -n "${_OH_LOAD_SM}" ] && return 0
+_OH_LOAD_SM='true'
+
+# The "common" module is used by this and all other modules.
+# We have to manually load the "common" module so we can use it in oh_use.
+. '@@LIBOPKHELPER@@/common.sm'
+
+# Assume that every library module and utility uses libopkbuild.
+. '@@LIBOPKBUILD_1@@/load.sm'
+
+oh_use()
+{
+	_oh_local _ohu_module
+
+	if [ ${#} -eq 1 ]; then
+		_ohu_module="${1}"
+	else
+		_oh_return 125
+		return ${?}
+	fi
+
+	_ohu_module='@@LIBOPKHELPER@@'"/${_ohu_module}.sm"
+	if [ -r "${_ohu_module}" ]; then
+		. "${_ohu_module}"
+	else
+		_oh_return 1
+		return ${?}
+	fi
+
+	_oh_return 0
+	return ${?}
+}