Use PKG_CHECK_MODULES to find the ao lib if possible.
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+7
-1
@@ -288,7 +288,13 @@ AM_CONDITIONAL([USE_SNDIO], [test "x$with_sndio" = "xyes"])
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AC_ARG_WITH(ao, [AS_HELP_STRING([--with-ao],[choose AO (Audio Output?) API support. N.B. no synchronisation -- so underflow or overflow is inevitable!])])
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if test "x$with_ao" = "xyes" ; then
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AC_DEFINE([CONFIG_AO], 1, [Include an AO-compatible audio backend.])
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AC_CHECK_LIB([ao], [ao_initialize], , AC_MSG_ERROR(AO support requires the ao library -- libao-dev suggested))
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if test "x${with_pkg_config}" = xyes ; then
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PKG_CHECK_MODULES(
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[AO], [ao > 1.0.0],
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[LIBS="${AO_LIBS} ${LIBS}"], [AC_MSG_ERROR(AO support requires the ao library -- libao-dev suggested)])
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else
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AC_CHECK_LIB([ao], [ao_initialize], , AC_MSG_ERROR(AO support requires the ao library -- libao-dev suggested))
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fi
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fi
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AM_CONDITIONAL([USE_AO], [test "x$with_ao" = "xyes"])
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