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dnl Copyright 2006,2008 Free Software Foundation, Inc.
dnl
dnl This file is part of GNU Radio
dnl
dnl GNU Radio is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 3, or (at your option)
dnl any later version.
dnl
dnl GNU Radio is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with GNU Radio; see the file COPYING. If not, write to
dnl the Free Software Foundation, Inc., 51 Franklin Street,
dnl Boston, MA 02110-1301, USA.
# Create --enable-foo argument for named component, create variables as needed
# $1 is component name
AC_DEFUN([GRC_ENABLE],[
AC_ARG_ENABLE([$1],
AC_HELP_STRING([--enable-$1],
[Fail build if $1 fails configuration]),
[],
[[enable_]m4_bpatsubst($1,-,_)=$enable_all_components])
])
# Create --with-foo argument for named compoment, create variables as needed
# $1 is component name
AC_DEFUN([GRC_WITH],[
AC_ARG_WITH([$1],
AC_HELP_STRING([--with-$1],
[Use package $1 if installed in $prefix/lib/pkgconfig; otherwise revert back to --enable-$1]),
[],
[])
])
# Add the specified "with" list; clear the provided variable
# $1 is the component name
# $2 is the path list name suffix
# $3 is the separator (for paths, ":"; for includes " ")
AC_DEFUN([GRC_ADD_TO_LIST],[
if test "x${$1_$2}" != "x"; then
if test "x$with_$2" = "x"; then
with_$2="${$1_$2}"
else
with_$2="${$1_$2}"$3"$with_$2"
fi
$1_$2=
fi
])
# Conditionally build named component.
# $1 is component name
# $2 is executed if configuration passes and build is desired
AC_DEFUN([GRC_BUILD_CONDITIONAL],[
_GRC_BUILD_CONDITIONAL($1, m4_bpatsubst($1,-,_), $2)
])
# $1 is the component name
# $2=m4_bpatsubst($1,-,_)
# $3 is executed if configuration passes and build is desired
# Use $passed=no to indicate configuration failure
# Use $passed=with to indicate the use of pre-installed libraries and headers
# Any other value of $passed, including blank, assumes success
AC_DEFUN([_GRC_BUILD_CONDITIONAL],[
if test x$passed = xno; then
if test x$enable_$2 = xyes; then
AC_MSG_ERROR([Component $1 has errors, stopping.])
else
AC_MSG_RESULT([Not building component $1.])
fi
else
if test x$passed = xwith; then
with_dirs="$with_dirs $1"
GRC_ADD_TO_LIST($2, INCLUDES, " ")
GRC_ADD_TO_LIST($2, SWIG_INCLUDES, " ")
GRC_ADD_TO_LIST($2, PYDIRPATH, ":")
GRC_ADD_TO_LIST($2, SWIGDIRPATH, ":")
GRC_ADD_TO_LIST($2, LIBDIRPATH, ":")
AC_MSG_RESULT([Component $1 will be included from a pre-installed library and includes, and will not be built.])
else
if test x$enable_$2 != xno; then
$3
build_dirs="$build_dirs $1"
AC_MSG_RESULT([Component $1 passed configuration checks, building.])
else
passed=no
AC_MSG_RESULT([Component $1 passed configuration checks, but not building.])
fi
fi
fi
if test x$passed = xno; then
skipped_dirs="$skipped_dirs $1"
$2_skipped=yes
else
$2_skipped=no
fi
])
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