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dnl
dnl Copyright 2003,2005 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.
dnl
AC_DEFUN([GR_CHECK_DOXYGEN],[
AC_ARG_ENABLE(doxygen,
AC_HELP_STRING([--enable-doxygen],
[enable documentation generation with doxygen (no)]))
AC_ARG_ENABLE(dot, AC_HELP_STRING([--enable-dot],[use 'dot' to generate graphs in doxygen (auto)]))
if test "x$enable_doxygen" = xyes; then
AC_PATH_PROG(DOXYGEN, doxygen, , $PATH)
if test x$DOXYGEN = x; then
if test "x$enable_doxygen" = xyes; then
AC_MSG_ERROR([could not find doxygen])
fi
enable_doc=no
generate_docs=
else
enable_doc=yes
generate_docs=docs
AC_PATH_PROG(DOT, dot, , $PATH)
fi
else
enable_doc=no
fi
AM_CONDITIONAL(DOC, test x$enable_doc = xyes)
if test x$DOT = x; then
if test "x$enable_dot" = xyes; then
AC_MSG_ERROR([could not find dot])
fi
enable_dot=no
else
enable_dot=yes
fi
AC_SUBST(enable_dot)
AC_SUBST(enable_xml_docs, YES)
AC_SUBST(enable_html_docs, YES)
AC_SUBST(enable_latex_docs, NO)
AC_SUBST(generate_docs)
])
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