#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.69])
AC_INIT([initrd-recovery], [2.1.1], [walyong.cho@samsung.com])

AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS([config.h])

AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AC_PREFIX_DEFAULT([/usr])
AM_INIT_AUTOMAKE([foreign subdir-objects])

LT_PREREQ(2.2)
LT_INIT([disable-static])

# Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_MKDIR_P
AC_PATH_PROG([M4], [m4])

# Checks for libraries.

# Checks for header files.
AC_CHECK_HEADERS([fcntl.h limits.h mntent.h stdint.h stdlib.h string.h sys/ioctl.h sys/mount.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_CHECK_HEADER_STDBOOL
AC_C_INLINE
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_UINT32_T

# Checks for library functions.
AC_FUNC_FORK
AC_FUNC_GETMNTENT
AC_FUNC_MALLOC
AC_FUNC_MMAP
AC_CHECK_FUNCS([dup2 getmntent memset munmap strcasecmp strchr strdup strerror strrchr strstr])

# ------------------------------------------------------------------------------
our_cflags=" \
        -g -O2 \
        -Werror \
        -fpie"

our_ldflags=" \
        -Wl,--as-needed \
        -Wl,--no-undefined \
        -Wl,--gc-sections \
        -Wl,-z,relro \
        -Wl,-z,now \
        -pie"

AC_SUBST([OUR_CFLAGS], "$our_cflags")
AC_SUBST([OUR_LDFLAGS], "$our_ldflags")

M4_DEFINES=

# ------------------------------------------------------------------------------
AC_ARG_ENABLE([recovery-gui],
        AS_HELP_STRING([--disable-recovery-gui], [disable recovery gui mode]),
                [case "${enableval}" in
                        yes) enable_recovery_gui=yes ;;
                        no) enable_recovery_gui=no ;;
                        *) AC_MSG_ERROR(bad value ${enableval} for --disable-recovery-gui) ;;
                esac],
                enable_recovery_gui=yes)
if test "x$enable_recovery_gui" == "xyes"; then
        M4_DEFINES="$M4_DEFINES -DRECOVERY_GUI"
        AC_SUBST([OUR_CFLAGS], "$OUR_CFLAGS -DRECOVERY_GUI")
	PKG_CHECK_MODULES(LIBPNG, [libpng])
	PKG_CHECK_MODULES(VCONF_INTERNAL_KEYS, [vconf-internal-keys])
	RECOVERY_GUI="GUI"
else
	RECOVERY_GUI="NO"
fi

AC_SUBST([RECOVERY_GUI])
AM_CONDITIONAL([RECOVERY_GUI], [test "x$enable_recovery_gui" != "xno"])

# ------------------------------------------------------------------------------
AC_SUBST(M4_DEFINES)

# ------------------------------------------------------------------------------
AC_CONFIG_FILES([Makefile])

AC_OUTPUT
AC_MSG_RESULT([
        $PACKAGE_NAME $VERSION

        prefix:                  ${prefix}

        recovery gui mode:       ${enable_recovery_gui}

        OUR CFLAGS:              ${OUR_CFLAGS} ${CFLAGS}
])