136 lines
4.5 KiB
Plaintext
136 lines
4.5 KiB
Plaintext
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dnl vala.m4
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dnl
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dnl Copyright 2010 Marc-Andre Lureau
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dnl Copyright 2011 Rodney Dawes <dobey.pwns@gmail.com>
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dnl
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dnl This library is free software; you can redistribute it and/or
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dnl modify it under the terms of the GNU Lesser General Public
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dnl License as published by the Free Software Foundation; either
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dnl version 2.1 of the License, or (at your option) any later version.
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dnl
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dnl This library is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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dnl Lesser General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU Lesser General Public
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dnl License along with this library; if not, write to the Free Software
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dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# _VALA_CHECK_COMPILE_WITH_ARGS(ARGS, [ACTION-IF-TRUE],
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# [ACTION-IF-FALSE])
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# --------------------------------------
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# Check that Vala compile with ARGS.
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#
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AC_DEFUN([_VALA_CHECK_COMPILE_WITH_ARGS],
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[AC_REQUIRE([AM_PROG_VALAC])[]dnl
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cat <<_ACEOF >conftest.vala
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void main(){}
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_ACEOF
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AS_IF([vala_error=`$VALAC $1 -q --cc="${CC} ${CPPFLAGS} ${CFLAGS} ${LDFLAGS}" -o conftest$ac_exeext conftest.vala 2>&1`],
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[$2], [$3])
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])
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])# _VALA_CHECK_COMPILE_WITH_ARGS
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# VALA_CHECK_PACKAGES(PKGS, [ACTION-IF-FOUND],
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# [ACTION-IF-NOT-FOUND])
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# --------------------------------------
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# Check that PKGS Vala bindings are installed and usable.
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#
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AC_DEFUN([VALA_CHECK_PACKAGES],
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[
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unset vala_pkgs
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unset vala_bindings
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ac_save_ifs="$IFS"; unset IFS
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for vala_pkg in $(echo "$1"); do
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vala_pkgs="${vala_pkgs:+$vala_pkgs }--pkg $vala_pkg"
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vala_bindings="${vala_bindings:+$vala_bindings }$vala_pkg"
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done
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IFS="$ac_save_ifs"
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AC_MSG_CHECKING([for $vala_bindings vala bindings])
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_VALA_CHECK_COMPILE_WITH_ARGS([$vala_pkgs],
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[vala_pkg_exists=yes],
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[vala_pkg_exists=no])
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AS_IF([test x${vala_pkg_exists} = xno],[
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ifelse([$3], , [AC_MSG_ERROR([]dnl
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[Package requirements were not met: $1
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$vala_error
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Consider adjusting the XDG_DATA_DIRS environment variable if you
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installed bindings in a non-standard prefix.
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])],
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[AC_MSG_RESULT([no])
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$3])],[
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AC_MSG_RESULT([yes])
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ifelse([$2], , :, [$2])[]dnl
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])
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])# VALA_CHECK_PACKAGES
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# Check for Vala bindings for a package, as well as the pkg-config
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# CFLAGS and LIBS for the package. The arguments here work the
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# same as those for PKG_CHECK_MODULES, which is called internally.
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# As a result, the _CFLAGS, _LIBS, and _VALAFLAGS variables will
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# all be declared, rather than only _VALAFLAGS.
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#
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# VALA_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
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# [ACTION-IF-NOT-FOUND])
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# --------------------------------------------------------------
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AC_DEFUN([VALA_CHECK_MODULES],
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[
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AC_REQUIRE([AM_PROG_VALAC])dnl
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AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
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AC_REQUIRE([_VALA_CHECK_COMPILE_WITH_ARGS])dnl
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AC_ARG_VAR([$1][_VALAFLAGS], [Vala compiler flags for $1])dnl
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VALA_MODULES="`echo $2 | sed -e 's/ [[=<>]]\+ [[0-9.]]\+//g'`"
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for MODULE in $VALA_MODULES; do
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$1[]_VALAFLAGS="$[]$1[]_VALAFLAGS --pkg $MODULE"
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done
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PKG_CHECK_MODULES([$1], [$2], [$3], [$4])
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pkg_failed=no
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AC_MSG_CHECKING([for $1 vala modules])
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_VALA_CHECK_COMPILE_WITH_ARGS([$1][_VALAFLAGS],
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[pkg_failed=yes],
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[pkg_failed=no])
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if test $pkg_failed = yes; then
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AC_MSG_RESULT([no])
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m4_default([$4], [AC_MSG_ERROR(
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[Package requirements ($2) were not met.])dnl
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])
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else
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AC_MSG_RESULT([yes])
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m4_default([$3], [:])
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fi[]dnl
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])
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# Check whether the Vala API Generator exists in `PATH'. If it is found,
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# the variable VAPIGEN is set. Optionally a minimum release number of the
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# generator can be requested.
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#
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# VALA_PROG_VAPIGEN([MINIMUM-VERSION])
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# ------------------------------------
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AC_DEFUN([VALA_PROG_VAPIGEN],
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[AC_PATH_PROG([VAPIGEN], [vapigen], [])
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AS_IF([test -z "$VAPIGEN"],
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[AC_MSG_WARN([No Vala API Generator found. You will not be able to generate .vapi files.])],
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[AS_IF([test -n "$1"],
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[AC_MSG_CHECKING([$VAPIGEN is at least version $1])
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am__vapigen_version=`$VAPIGEN --version | sed 's/Vala API Generator *//'`
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AS_VERSION_COMPARE([$1], ["$am__vapigen_version"],
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[AC_MSG_RESULT([yes])],
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[AC_MSG_RESULT([yes])],
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[AC_MSG_RESULT([no])
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AC_MSG_ERROR([Vala API Generator $1 not found.])])])])
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])
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