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AC_DEFUN([BB_ENABLE_DOXYGEN],
[
AC_ARG_ENABLE(doxygen, [ --enable-doxygen enable documentation generation with doxygen (auto)])
AC_ARG_ENABLE(dot, [ --enable-dot use 'dot' to generate graphs in doxygen (auto)])
AC_ARG_ENABLE(html-docs, [ --enable-html-docs enable HTML generation with doxygen (yes)], [], [ enable_html_docs=yes])
AC_ARG_ENABLE(latex-docs, [ --enable-latex-docs enable LaTeX documentation generation with doxygen (no)], [], [ enable_latex_docs=no])
if test "x$enable_doxygen" = xno; then
enable_doc=no
else
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
else
enable_doc=yes
AC_PATH_PROG(DOT, dot, , $PATH)
fi
fi
AM_CONDITIONAL(DOC, test x$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_html_docs)
AC_SUBST(enable_latex_docs)
])
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