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|
dnl
dnl configure.ac for mkelfImage
dnl
dnl
dnl ---Required
AC_INIT(kexec-tools-testing, 20080324-git)
AC_CONFIG_AUX_DIR(./config)
AC_CONFIG_HEADERS([include/config.h])
AC_DEFINE_UNQUOTED(PACKAGE_DATE, "24th March 2008",
[Define to the release date of this package])
dnl -- Compilation platform configuration
dnl -- the host specifices the host machine for the kexec binary, the
dnl -- the target specifies the architecture of the kernel to be kexeced.
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
dnl Compute ARCH from target cpu info
case $target_cpu in
i?86 )
ARCH="i386"
;;
powerpc )
ARCH="ppc"
;;
powerpc64 )
ARCH="ppc64"
;;
arm* )
ARCH="arm"
;;
s390x|s390 )
ARCH="s390"
;;
sh4|sh4a|sh3|sh )
ARCH="sh"
;;
mips|mipsel )
ARCH="mips"
;;
ia64|x86_64|alpha )
ARCH="$target_cpu"
;;
* )
AC_MSG_ERROR([unsupported architecture $target_cpu])
;;
esac
dnl ---Options
OBJDIR=`pwd`/objdir
if test "${host_alias}" ; then
OBJDIR="$OBJDIR-${host_alias}"
fi
BUILD_CFLAGS='-O2 -Wall'
TARGET_CFLAGS='-O2 -Wall'
AC_ARG_WITH([objdir], AC_HELP_STRING([--with-objdir=<dir>],[select directory for object files]),
[ OBJDIR="$withval" ], [ OBJDIR="$OBJDIR" ])
AC_ARG_WITH([gamecube],
AC_HELP_STRING([--with-gamecube],[enable gamecube support]),
AC_DEFINE(WITH_GAMECUBE, 1,
[Define to include gamecube support]))
AC_ARG_WITH([zlib], AC_HELP_STRING([--without-zlib],[disable zlib support]),
[ with_zlib="$withval"], [ with_zlib=yes ] )
AC_ARG_WITH([xen], AC_HELP_STRING([--without-xen],
[disable extended xen support]), [ with_xen="$withval"], [ with_xen=yes ] )
dnl ---Programs
dnl To specify a different compiler, just 'export CC=/path/to/compiler'
AC_PROG_CC
if test "${build}" != "${host}" ; then
AC_CHECK_PROGS(BUILD_CC, [${build_alias}-gcc ${build}-gcc gcc])
else
BUILD_CC="$CC"
fi
dnl Find compiler for target
if test "${target}" != "${host}" ; then
AC_CHECK_PROGS(TARGET_CC, [${target_alias}-gcc ${target}-gcc gcc])
AC_CHECK_PROGS(TARGET_LD, [${target_alias}-ld ${target}-ld ld])
else
TARGET_CC="$CC"
fi
dnl Find the compiler tool chain
AC_PROG_CPP
AC_CHECK_TOOL([LD], ld, "no", $PATH)
AC_CHECK_TOOL([AS], as, "no", $PATH)
AC_CHECK_TOOL([OBJCOPY], objcopy, "no", $PATH)
AC_CHECK_TOOL([AR], ar, "", $PATH)
dnl Find the helper functions
AC_PROG_INSTALL
AC_CHECK_PROG([MKDIR], mkdir, mkdir, "no", [$PATH])
AC_CHECK_PROG([RM], rm, rm, "no", [$PATH])
AC_CHECK_PROG([CP], cp, cp, "no", [$PATH])
AC_CHECK_PROG([LN], ln, ln, "no", [$PATH])
AC_CHECK_PROG([TAR], tar, tar, "no", [$PATH])
AC_CHECK_PROG([RPMBUILD], rpmbuild, rpmbuild, "no", [$PATH])
AC_CHECK_PROG([SED], sed, sed, "no", [$PATH])
AC_CHECK_PROG([FIND], find, find, "no", [$PATH])
AC_CHECK_PROG([XARGS], xargs, xargs, "no", [$PATH])
AC_CHECK_PROG([DIRNAME], dirname, dirname, "no", [$PATH])
dnl See if I have a usable copy of zlib available
if test "$with_zlib" = yes ; then
AC_CHECK_HEADER(zlib.h,
AC_CHECK_LIB(z, inflateInit_, ,
AC_MSG_NOTICE([zlib support disabled])))
fi
dnl find Xen control stack libraries
if test "$with_xen" = yes ; then
AC_CHECK_HEADER(xenctrl.h,
AC_CHECK_LIB(xenctrl, xc_version, ,
AC_MSG_NOTICE([Xen support disabled])))
fi
dnl ---Sanity checks
if test "$CC" = "no"; then AC_MSG_ERROR([cc not found]) fi
if test "$CPP" = "no"; then AC_MSG_ERROR([cpp not found]) fi
if test "$LD" = "no"; then AC_MSG_ERROR([ld not found]) fi
if test "$AS" = "no"; then AC_MSG_ERROR([as not found]) fi
if test "$OBJCOPY" = "no"; then AC_MSG_ERROR([objcopy not found]) fi
if test "$AR" = "no"; then AC_MSG_ERROR([ar not found]) fi
if test "$MKDIR" = "no"; then AC_MSG_ERROR([ mkdir not found]) fi
if test "$RM" = "no"; then AC_MSG_ERROR([ rm not found]) fi
if test "$CP" = "no"; then AC_MSG_ERROR([ cp not found]) fi
if test "$LN" = "no"; then AC_MSG_ERROR([ ln not found]) fi
if test "$TAR" = "no"; then AC_MSG_ERROR([ tar not found]) fi
if test "$RPM" = "no"; then AC_MSG_ERROR([ rpm not found]) fi
if test "$SED" = "no"; then AC_MSG_ERROR([ sed not found]) fi
if test "$FIND" = "no"; then AC_MSG_ERROR([ find not found]) fi
if test "$XARGS" = "no"; then AC_MSG_ERROR([ xargs not found]) fi
if test "$DIRNAME" = "no"; then AC_MSG_ERROR([ dirname not found]) fi
dnl ---Output variables...
AC_SUBST([BUILD_CC])
AC_SUBST([BUILD_CFLAGS])
AC_SUBST([TARGET_CC])
AC_SUBST([TARGET_LD])
AC_SUBST([TARGET_CFLAGS])
AC_SUBST([ASFLAGS])
AC_SUBST([ARCH])
AC_SUBST([OBJDIR])
AC_SUBST([INSTALL])
dnl ---Output
AC_OUTPUT([Makefile])
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