AC_PREREQ([2.61]) AC_INIT([media-ctl], [0.0.1], [laurent.pinchart@ideasonboard.com]) AC_CONFIG_SRCDIR([src/main.c]) AC_CONFIG_AUX_DIR([config]) AC_CONFIG_HEADERS([config.h]) AC_CONFIG_MACRO_DIR([m4]) AM_INIT_AUTOMAKE([-Wall -Werror foreign]) # Checks for programs. AC_PROG_CC AM_PROG_CC_C_O # automake 1.12 seems to require this, but automake 1.11 doesn't recognize it m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) AC_PROG_LIBTOOL # Checks for libraries. AC_ARG_WITH([libudev], AS_HELP_STRING([--with-libudev], [Enable libudev to detect a device name])) AS_IF([test "x$with_libudev" = "xyes"], [PKG_CHECK_MODULES(libudev, libudev, have_libudev=yes, have_libudev=no)], [have_libudev=no]) AS_IF([test "x$have_libudev" = "xyes"], [ AC_DEFINE([HAVE_LIBUDEV], [], [Use libudev]) LIBUDEV_CFLAGS="$libudev_CFLAGS" LIBUDEV_LIBS="$libudev_LIBS" AC_SUBST(LIBUDEV_CFLAGS) AC_SUBST(LIBUDEV_LIBS) ], [AS_IF([test "x$with_libudev" = "xyes"], [AC_MSG_ERROR([libudev requested but not found]) ]) ]) # Kernel headers path. AC_ARG_WITH(kernel-headers, [AC_HELP_STRING([--with-kernel-headers=DIR], [specify path of Linux kernel headers [/usr/src/kernel-headers]])], [case "${withval}" in yes | no) AC_MSG_ERROR([bad value ${withval} for --with-kernel-headers]) ;; *) KERNEL_HEADERS_DIR="${withval}" ;; esac], [KERNEL_HEADERS_DIR="/usr/src/kernel-headers"]) CPPFLAGS="$CPPFLAGS -I$KERNEL_HEADERS_DIR/include" # Checks for header files. AC_CHECK_HEADERS([linux/media.h \ linux/types.h \ linux/v4l2-mediabus.h \ linux/v4l2-subdev.h \ linux/videodev2.h], [], [echo "ERROR: Kernel header file not found or not usable!"; exit 1]) AC_CHECK_HEADERS([fcntl.h \ stdlib.h \ string.h \ sys/ioctl.h \ sys/time.h \ unistd.h], [], [echo "ERROR: Header file not found or not usable!"; exit 1]) # Checks for typedefs, structures, and compiler characteristics. AC_C_INLINE AC_TYPE_SIZE_T AC_CHECK_MEMBERS([struct stat.st_rdev]) # Checks for library functions. AC_HEADER_MAJOR AS_IF([test "x$cross_compiling" != "xyes"], [ AC_FUNC_MALLOC AC_FUNC_REALLOC ]) AC_CHECK_FUNCS([memset strerror strrchr strtoul]) AC_CONFIG_FILES([ Makefile src/Makefile libmediactl.pc libv4l2subdev.pc ]) AC_OUTPUT