1*c697fb7fSBrooks Davisdnl Copyright 2010 Google Inc. 2*c697fb7fSBrooks Davisdnl All rights reserved. 3*c697fb7fSBrooks Davisdnl 4*c697fb7fSBrooks Davisdnl Redistribution and use in source and binary forms, with or without 5*c697fb7fSBrooks Davisdnl modification, are permitted provided that the following conditions are 6*c697fb7fSBrooks Davisdnl met: 7*c697fb7fSBrooks Davisdnl 8*c697fb7fSBrooks Davisdnl * Redistributions of source code must retain the above copyright 9*c697fb7fSBrooks Davisdnl notice, this list of conditions and the following disclaimer. 10*c697fb7fSBrooks Davisdnl * Redistributions in binary form must reproduce the above copyright 11*c697fb7fSBrooks Davisdnl notice, this list of conditions and the following disclaimer in the 12*c697fb7fSBrooks Davisdnl documentation and/or other materials provided with the distribution. 13*c697fb7fSBrooks Davisdnl * Neither the name of Google Inc. nor the names of its contributors 14*c697fb7fSBrooks Davisdnl may be used to endorse or promote products derived from this software 15*c697fb7fSBrooks Davisdnl without specific prior written permission. 16*c697fb7fSBrooks Davisdnl 17*c697fb7fSBrooks Davisdnl THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18*c697fb7fSBrooks Davisdnl "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19*c697fb7fSBrooks Davisdnl LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20*c697fb7fSBrooks Davisdnl A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21*c697fb7fSBrooks Davisdnl OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22*c697fb7fSBrooks Davisdnl SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23*c697fb7fSBrooks Davisdnl LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24*c697fb7fSBrooks Davisdnl DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25*c697fb7fSBrooks Davisdnl THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26*c697fb7fSBrooks Davisdnl (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27*c697fb7fSBrooks Davisdnl OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28*c697fb7fSBrooks Davis 29*c697fb7fSBrooks Davisdnl 30*c697fb7fSBrooks Davisdnl KYUA_DOXYGEN 31*c697fb7fSBrooks Davisdnl 32*c697fb7fSBrooks Davisdnl Adds a --with-doxygen flag to the configure script and, when Doxygen support 33*c697fb7fSBrooks Davisdnl is requested by the user, sets DOXYGEN to the path of the Doxygen binary and 34*c697fb7fSBrooks Davisdnl enables the WITH_DOXYGEN Automake conditional. 35*c697fb7fSBrooks Davisdnl 36*c697fb7fSBrooks DavisAC_DEFUN([KYUA_DOXYGEN], [ 37*c697fb7fSBrooks Davis AC_ARG_WITH([doxygen], 38*c697fb7fSBrooks Davis AS_HELP_STRING([--with-doxygen], 39*c697fb7fSBrooks Davis [build documentation for internal APIs]), 40*c697fb7fSBrooks Davis [], 41*c697fb7fSBrooks Davis [with_doxygen=auto]) 42*c697fb7fSBrooks Davis 43*c697fb7fSBrooks Davis if test "${with_doxygen}" = yes; then 44*c697fb7fSBrooks Davis AC_PATH_PROG([DOXYGEN], [doxygen], []) 45*c697fb7fSBrooks Davis if test -z "${DOXYGEN}"; then 46*c697fb7fSBrooks Davis AC_MSG_ERROR([Doxygen explicitly requested but not found]) 47*c697fb7fSBrooks Davis fi 48*c697fb7fSBrooks Davis elif test "${with_doxygen}" = auto; then 49*c697fb7fSBrooks Davis AC_PATH_PROG([DOXYGEN], [doxygen], []) 50*c697fb7fSBrooks Davis elif test "${with_doxygen}" = no; then 51*c697fb7fSBrooks Davis DOXYGEN= 52*c697fb7fSBrooks Davis else 53*c697fb7fSBrooks Davis AC_MSG_CHECKING([for doxygen]) 54*c697fb7fSBrooks Davis DOXYGEN="${with_doxygen}" 55*c697fb7fSBrooks Davis AC_MSG_RESULT([${DOXYGEN}]) 56*c697fb7fSBrooks Davis if test ! -x "${DOXYGEN}"; then 57*c697fb7fSBrooks Davis AC_MSG_ERROR([Doxygen binary ${DOXYGEN} is not executable]) 58*c697fb7fSBrooks Davis fi 59*c697fb7fSBrooks Davis fi 60*c697fb7fSBrooks Davis AM_CONDITIONAL([WITH_DOXYGEN], [test -n "${DOXYGEN}"]) 61*c697fb7fSBrooks Davis AC_SUBST([DOXYGEN]) 62*c697fb7fSBrooks Davis]) 63