Add debian package patches.
[deb_libcec.git] / configure.ac
index 1ae91b0d86295d7ac96876a560aeff6408e64bfb..68b98563533f8f087bdf02ae2b617a9367db9890 100644 (file)
@@ -1,10 +1,10 @@
 AC_PREREQ(2.59)
-AC_INIT([libcec], [1:8:0], [http://libcec.pulse-eight.com/])
+AC_INIT([libcec], [2:1:0], [http://libcec.pulse-eight.com/])
 AC_CONFIG_HEADERS([config.h])
 AH_TOP([#pragma once])
 
 AM_INIT_AUTOMAKE([foreign])
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
 AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
 
@@ -23,7 +23,10 @@ msg_pthread_missing="required library 'pthread' is missing"
 msg_dl_missing="required library 'dl' is missing"
 msg_udev_missing="library 'udev' is missing - adapter detection will not be available"
 msg_dirent_missing="dirent.h header is missing - adapter detection will not be available"
-msg_lockdev_missing="required library 'liblockdev' is missing"
+msg_lockdev_missing="library 'liblockdev' is missing"
+msg_rpi_api_missing="Raspberry Pi API not found or incompatible with libCEC"
+msg_rpi_will_check="will check for RPi support"
+msg_rpi_unsupported_target="will not check for RPi support (unsupported cpu: ${host_cpu})"
 msg_required_header_missing="required header is missing"
 
 ## debugging symbols
@@ -40,6 +43,63 @@ AC_ARG_ENABLE([optimisation],
   [use_optimisation=$enableval],
   [use_optimisation=yes])
 
+## TDA995x support
+AC_ARG_ENABLE([cubox],
+  [AS_HELP_STRING([--enable-tda995x],
+  [enable support for the TDA995x (default is no)])],
+  [use_tda995x=$enableval],
+  [use_tda995x=no])
+
+## Optional path to the tda995x dev toolkit
+AC_ARG_WITH([tda995x-toolkit-path],
+  [AS_HELP_STRING([--with-tda995x-toolkit-path],
+    [location of the TDA995x driver toolkit (default is ./nxp_hdmi)])],
+  [TDA995X_CFLAGS="-I$withval/inc"],
+  [TDA995X_CFLAGS="-I\$(abs_top_srcdir)/nxp_hdmi/inc"])
+
+## Exynos support
+AC_ARG_ENABLE([exynos],
+  [AS_HELP_STRING([--enable-exynos],
+  [enable support for the Exynos (default is yes)])],
+  [use_exynos=$enableval],
+  [use_exynos=yes])
+
+## Raspberry Pi support
+AC_ARG_ENABLE([rpi],
+  [AS_HELP_STRING([--enable-rpi],
+  [enable support for the Raspberry Pi (default is auto)])],
+  [use_rpi=$enableval],
+  [use_rpi=auto])
+
+## Optional path to the RPi's dev headers
+AC_ARG_WITH([rpi-include-path],
+  [AS_HELP_STRING([--with-rpi-include-path],
+    [location of the Raspberry Pi headers (location of /opt/vc/include, default is auto)])],
+  [RPI_CFLAGS="-I$withval -I$withval/interface/vcos/pthreads -I$withval/interface/vmcs_host/linux"])
+
+## Optional path to libbcm_host.so
+AC_ARG_WITH([rpi-lib-path],
+  [AS_HELP_STRING([--with-rpi-lib-path],
+    [location of the Raspberry Pi libraries (location of libbcm_host.so, default is auto)])],
+  [RPI_LIBS="-L$withval"])
+
+## only check for the RPi API on ARM targets
+if test "x$use_rpi" != "xno"; then
+  case "${host_cpu}" in
+    arm*)
+      AC_MSG_NOTICE($msg_rpi_will_check)
+      ;;
+    *)
+      if test "x$use_rpi" = "xyes"; then
+        AC_MSG_ERROR($msg_rpi_unsupported_target)
+      else
+        AC_MSG_NOTICE($msg_rpi_unsupported_target)
+      fi
+      use_rpi="no"
+      ;;
+  esac
+fi
+
 ## add the top dir and include to the include path, so we can include config.h and cec.h
 CPPFLAGS="$CPPFLAGS -I\$(abs_top_srcdir)/src -I\$(abs_top_srcdir)/include"
 
@@ -57,13 +117,13 @@ AC_CHECK_FUNCS([pthread_mutexattr_init pthread_cond_init pthread_cond_destroy pt
 AC_SEARCH_LIBS([dlopen], [dl],
   [test "$ac_cv_search_dlopen" = "none required" || LIBS_DL=$ac_cv_search_dlopen],
   AC_MSG_ERROR($msg_dl_missing))
-AC_CHECK_FUNCS([dlopen dlcose dlsym])
+AC_CHECK_FUNCS([dlopen dlclose dlsym])
 
 ## platform specific libs, required by all targets
 case "${host}" in
   *-*-linux*)
     # for timeutils
-    LIBS="$LIBS -lrt"
+    AC_SEARCH_LIBS([clock_gettime], [rt])
     ;;
   *-apple-darwin*)
     LIBS="$LIBS -framework CoreVideo -framework IOKit"
@@ -76,6 +136,8 @@ libs_client="$LIBS"
 ## search for udev, lockdev and the RPi API, only required by libCEC
 use_udev="no"
 use_adapter_detection="yes"
+use_lockdev="no"
+SUPPRESS_MANGLING_WARNINGS=" -Wno-psabi"
 case "${host}" in
   *-*-linux*)
     ## search for udev if pkg-config was found
@@ -93,15 +155,86 @@ case "${host}" in
     fi
 
     ## search for lockdev
-    AC_CHECK_HEADER(lockdev.h,,AC_MSG_ERROR($msg_lockdev_missing))
-    AC_CHECK_LIB(lockdev,dev_unlock,,AC_MSG_ERROR($msg_lockdev_missing))
+    use_lockdev="yes"
+    AC_CHECK_HEADER(lockdev.h,,[use_lockdev="no";AC_MSG_WARN($msg_lockdev_missing)])
+    AC_CHECK_LIB(lockdev,dev_unlock,,[use_lockdev="no";AC_MSG_WARN($msg_lockdev_missing)])
 
     AC_CHECK_HEADER(time.h,,AC_MSG_ERROR($msg_required_header_missing))
     AC_CHECK_HEADER(sys/prctl.h,,AC_MSG_ERROR($msg_required_header_missing))
+
+    ## search for the RPi API. we need to check a couple of things to see if
+    ## it's recent enough and contains the calls needed for libCEC to operate
+    ## correctly.
+    if test "x$use_rpi" != "xno"; then
+      CPPFLAGS="$CPPFLAGS $RPI_CFLAGS"
+      libs_pre_rpi="$LIBS"
+      LIBS="$LIBS $RPI_LIBS -lvcos -lvchiq_arm"
+
+      check_rpi_cec_service="yes"
+
+      ## check for headers we need
+      AC_CHECK_HEADER(interface/vmcs_host/vc_cec.h,,check_rpi_cec_service="no")
+      AC_CHECK_HEADER(interface/vmcs_host/vc_cecservice.h,,check_rpi_cec_service="no")
+      AC_CHECK_HEADER(interface/vchiq_arm/vchiq_if.h,,check_rpi_cec_service="no")
+      AC_CHECK_HEADER(bcm_host.h,,check_rpi_cec_service="no")
+
+      ## check if the headers contain support for libCEC.
+      ## VC_CECSERVICE_VER needs to be defined
+      AC_MSG_CHECKING([interface/vmcs_host/vc_cec.h compatibility])
+
+      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <interface/vmcs_host/vc_cecservice.h>
+#include <interface/vchiq_arm/vchiq_if.h>
+#if !defined(VC_CECSERVICE_VER)
+#error RPi headers does not contain libCEC support
+#endif]], [[]])],[AC_MSG_RESULT([yes])],[check_rpi_cec_service="no"; AC_MSG_RESULT([no])])
+
+      ## check if the methods we're using can be found in libbcm_host.so, so we don't use an incompatible version
+      AC_CHECK_LIB(bcm_host,vchi_initialise,,check_rpi_cec_service="no")
+      libs_tmp="$LIBS"
+      AC_CHECK_LIB(bcm_host,vc_vchi_cec_init,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_get_logical_address,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_get_physical_address,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_param2message,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_poll_address,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_register_callback,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_release_logical_address,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vc_cec_set_passive,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vcos_init,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vchiq_initialise,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vchi_initialise,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,vchi_create_connection,,check_rpi_cec_service="no")
+      AC_CHECK_LIB(bcm_host,bcm_host_init,,check_rpi_cec_service="no")
+      LIBS="$libs_tmp"
+
+      if test "x$check_rpi_cec_service" != "xyes" && test "x$use_rpi" = "xyes"; then
+        AC_MSG_ERROR($msg_rpi_api_missing)
+      elif test "x$check_rpi_cec_service" != "xyes"; then
+        use_rpi="no"
+        LIBS="$libs_pre_rpi"
+      fi
+    fi
+    ## search for X11/xrandr
+    libs_tmp="$LIBS"
+    use_x11_xrandr="yes"
+    AC_CHECK_HEADER(X11/Xlib.h,,[use_x11_xrandr="no"])
+    AC_CHECK_HEADER(X11/Xatom.h,,[use_x11_xrandr="no"])
+    AC_CHECK_HEADER(X11/extensions/Xrandr.h,,[use_x11_xrandr="no"])
+    AC_CHECK_LIB(X11,XOpenDisplay,,[use_x11_xrandr="no"])
+    AC_CHECK_LIB(Xrandr,XRRGetScreenResources,,[use_x11_xrandr="no"])
+    if test "x$use_x11_xrandr" = "xyes"; then
+      AC_DEFINE([HAVE_RANDR],[1],[Define to 1 to include support for the X11 randr extension])
+      AM_CONDITIONAL(USE_X11_RANDR, true)
+    else
+      AM_CONDITIONAL(USE_X11_RANDR, false)
+      LIBS="$libs_tmp"
+    fi
     ;;
   *-apple-darwin*)
     AC_CHECK_HEADER(mach/mach_time.h,,AC_MSG_ERROR($msg_required_header_missing))
     AC_CHECK_HEADER(CoreVideo/CVHostTime.h,,AC_MSG_ERROR($msg_required_header_missing))
+    AC_DEFINE([TARGET_DARWIN], [1], [Darwin target])
+    AM_CONDITIONAL(USE_X11_RANDR, false)
+    SUPPRESS_MANGLING_WARNINGS=""
     ;;
 esac
 
@@ -113,6 +246,10 @@ LIB_INFO="$LIB_INFO 'P8 USB'"
 AC_DEFINE([HAVE_P8_USB],[1],[Define to 1 to include support for the Pulse-Eight USB-CEC Adapter])
 AM_CONDITIONAL(USE_P8_USB, true)
 
+if test "x$use_lockdev" = "xyes"; then
+  AC_DEFINE([HAVE_LOCKDEV],[1],[Define to 1 if liblockdev is installed])
+fi
+
 ## mark adapter detection as available if the required deps were found
 if test "x$use_adapter_detection" = "xyes"; then
   ## mark udev as available if it was found
@@ -133,6 +270,42 @@ else
   features="$features\n  Pulse-Eight CEC Adapter detection :\tno"
 fi
 
+## mark RPi support as available if the required headers and libs were found
+if test "x$use_rpi" != "xno"; then
+  AC_DEFINE([HAVE_RPI_API],[1],[Define to 1 to include RPi support])
+  AM_CONDITIONAL(USE_RPI_API, true)
+  features="$features\n  Raspberry Pi support :\t\tyes"
+  LIB_INFO="$LIB_INFO 'RPi'"
+else
+  AM_CONDITIONAL(USE_RPI_API, false)
+  features="$features\n  Raspberry Pi support :\t\tno"
+fi
+
+## mark TDA995x support as available
+if test "x$use_tda995x" != "xno"; then
+  AC_DEFINE([HAVE_TDA995X_API],[1],[Define to 1 to include CuBox support])
+  AM_CONDITIONAL(USE_TDA995X_API, true)
+  features="$features\n  TDA995x support :\t\t\tyes"
+  LIB_INFO="$LIB_INFO 'TDA995x'"
+  CPPFLAGS="$CPPFLAGS $TDA995X_CFLAGS"
+else
+  AM_CONDITIONAL(USE_TDA995X_API, false)
+  features="$features\n  TDA995x support :\t\t\tno"
+fi
+
+## mark Exynos support as available
+if test "x$use_exynos" != "xno"; then
+  AC_DEFINE([HAVE_EXYNOS_API],[1],[Define to 1 to include Exynos support])
+  AM_CONDITIONAL(USE_EXYNOS_API, true)
+  features="$features\n  Exynos support :\t\t\tyes"
+  LIB_INFO="$LIB_INFO 'EXYNOS'"
+  CPPFLAGS="$CPPFLAGS $EXYNOS_CFLAGS"
+else
+  AM_CONDITIONAL(USE_EXYNOS_API, false)
+  features="$features\n  EXYNOS support :\t\t\tno"
+fi
+
+
 ## check if our build system is complete
 AC_CHECK_HEADER(algorithm,,AC_MSG_ERROR($msg_required_header_missing))
 AC_CHECK_HEADER(ctype.h,,AC_MSG_ERROR($msg_required_header_missing))
@@ -203,14 +376,15 @@ if test "x$HAVE_UNAME" = "xyes"; then
   LIB_INFO="$LIB_INFO on `uname -s` `uname -r` (`uname -m`)"
 fi
 
-## redefine the LIBS, so cec-client and cec-config aren't linked against things they don't need
+## redefine the LIBS, so cec-client isn't linked against things they don't need
 LIBS_LIBCEC="$LIBS"
 LIBS="$libs_client"
 
-CXXFLAGS="$CXXFLAGS -fPIC -Wall -Wextra -Wno-missing-field-initializers"
+CXXFLAGS="$CXXFLAGS -fPIC -Wall -Wextra -Wno-missing-field-initializers $SUPPRESS_MANGLING_WARNINGS"
 
 if test "x$use_debug" = "xyes"; then
   CXXFLAGS="$CXXFLAGS -g"
+  AC_DEFINE(CEC_DEBUGGING,"1", "generate libCEC debug output")
 fi
 
 if test "x$optimisation" = "xyes"; then
@@ -227,7 +401,7 @@ AC_SUBST([USE_P8_USB])
 AC_SUBST([USE_P8_USB_DETECT])
 AC_SUBST([USE_RPI_API])
 AC_CONFIG_FILES([src/lib/libcec.pc])
-AC_OUTPUT([Makefile src/lib/Makefile src/testclient/Makefile src/cec-config/Makefile])
+AC_OUTPUT([Makefile src/lib/Makefile src/testclient/Makefile])
 
 cat <<EOB