[rbp/cec] removed a whole bunch of sanity checks from configure.in fo…

…r libCEC. libCEC already contains these checks for the Pi

configure.in

@@ -462,12 +462,6 @@ AC_ARG_ENABLE([libcec],
   [use_libcec=$enableval],
   [use_libcec=auto])
 
-AC_ARG_ENABLE([rpi-cec-api],
-  [AS_HELP_STRING([--enable-rpi-cec-api],
-  [enable support for the Raspberry Pi (default is auto)])],
-  [use_rpi_cec_api=$enableval],
-  [use_rpi_cec_api=auto])
-
 AC_ARG_ENABLE([libmp3lame],
   [AS_HELP_STRING([--enable-libmp3lame],
   [enable lame mp3 encoder support (default is auto)])],
@@ -1406,62 +1400,19 @@ fi
 # libcec
 USE_LIBCEC=0
 USE_CEC_RPI_API=0
+use_rpi_cec_api="auto"
 if test "x$use_libcec" != "xno"; then
   case "${host_cpu}" in
     arm*)
       echo "will check for RPi support"
+      AC_CHECK_HEADER(interface/vmcs_host/vc_cec.h,,use_rpi_cec_api="no")
       ;;
     *)
       echo "will not check for RPi support (unsupported cpu: ${host_cpu})"
       use_rpi_cec_api="no"
       ;;
   esac
 
-  if test "x$use_rpi_cec_api" != "xno"; then
-    if test "x$use_rpi_cec_api" = "xyes"; then
-      AC_CHECK_HEADER(interface/vmcs_host/vc_cec.h,,
-        AC_MSG_ERROR($cec_rpi_api_missing))
-    else
-      AC_CHECK_HEADER(interface/vmcs_host/vc_cec.h,,
-        use_rpi_cec_api="no")
-    fi
-
-    if test "x$use_rpi_cec_api" != "xno"; then
-      # check if the headers contain support for libCEC
-      AC_MSG_CHECKING([interface/vmcs_host/vc_cec.h compatibility])
-
-      check_rpi_cec_service="yes"
-      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <interface/vmcs_host/vc_cecservice.h>
-#include <interface/vchiq_arm/vchiq_if.h>
-#if !defined(VC_CECSERVICE_VER)
-#error RPi headers doesn't contain libCEC support
-#endif]], [[]])],[AC_MSG_RESULT([yes])],[check_rpi_cec_service="no"; AC_MSG_RESULT([no])])
-
-      if test "x$check_rpi_cec_service" != "xyes" && test "x$use_rpi_cec_api" = "xyes"; then
-        AC_MSG_ERROR($cec_rpi_api_missing)
-      fi
-
-      if test "x$check_rpi_cec_service" != "xyes"; then
-        use_rpi_cec_api="no"
-      fi 
-    fi
-
-    if test "x$use_rpi_cec_api" != "xno"; then
-      # check for vc_cec_poll_address, to ensure that we got the correct version of bcm_host that supports libCEC
-      if test "x$use_rpi_cec_api" = "xyes"; then
-        AC_CHECK_LIB(bcm_host,vc_cec_poll_address,,
-          AC_MSG_ERROR($cec_rpi_api_missing),-lvcos -lvchiq_arm)
-      else
-        AC_CHECK_LIB(bcm_host,vc_cec_poll_address,,
-          use_rpi_cec_api="no",-lvcos -lvchiq_arm)
-      fi
-    fi
-
-    if test "x$use_rpi_cec_api" != "xno"; then
-      LIBS+=" -lvcos -lvchiq_arm"
-    fi
-  fi
-
   # libcec needs libudev, libusb or the RPi API under linux, or the device will never be detected.
   if test "$host_vendor" != "apple" && test "$use_libusb" = "no" && test "$use_libudev" = "no" && test "$use_rpi_cec_api" = "no"; then
     if test "x$use_libcec" != "xauto"; then
@@ -1475,23 +1426,16 @@ if test "x$use_libcec" != "xno"; then
   # libcec is dyloaded, so we need to check for its headers and link any depends.
   if test "x$use_libcec" != "xno"; then
     if test "x$use_libcec" != "xauto"; then
-      if test "x$use_rpi_cec_api" != "xno"; then
-        PKG_CHECK_MODULES([CEC],[libcec >= 1.8.0],,[use_libcec="no";AC_MSG_ERROR($libcec_disabled)])
-      else
-        PKG_CHECK_MODULES([CEC],[libcec >= 1.7.0],,[use_libcec="no";AC_MSG_ERROR($libcec_disabled)])
-      fi
+      PKG_CHECK_MODULES([CEC],[libcec >= 1.8.0],,[use_libcec="no";AC_MSG_ERROR($libcec_disabled)])
     else
-      if test "x$use_rpi_cec_api" != "xno"; then
-        PKG_CHECK_MODULES([CEC],[libcec >= 1.8.0],,[use_libcec="no";AC_MSG_RESULT($libcec_disabled)])
-      else
-        PKG_CHECK_MODULES([CEC],[libcec >= 1.7.0],,[use_libcec="no";AC_MSG_RESULT($libcec_disabled)])
-      fi
+      PKG_CHECK_MODULES([CEC],[libcec >= 1.8.0],,[use_libcec="no";AC_MSG_RESULT($libcec_disabled)])
     fi
 
     if test "x$use_libcec" != "xno"; then
       INCLUDES="$INCLUDES $CEC_CFLAGS"
       USE_LIBCEC=1;AC_DEFINE([HAVE_LIBCEC],[1],["Define to 1 if libcec is installed"])
       if test "x$use_rpi_cec_api" != "xno"; then
+        LIBS+=" -lvcos -lvchiq_arm"
         AC_DEFINE([HAVE_CEC_RPI_API],[1],["Define to 1 if the CEC RPi API is installed"])
         USE_CEC_RPI_API=1
       fi