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Undoes mod:     xfs-cmds:slinx:141863a
All of the SGI tape applications (TMF, DMF, OpenVault, and
tape tests) currently use the TS tape driver. This mod adds
initial support for xfsdump to also use the TS tape driver.

dnl unpacking check - this file must exist
AC_INIT(common/main.c)
AC_CONFIG_HEADER(include/config.h)

pkg_name="xfsdump"
AC_SUBST(pkg_name)

#
# Note: the following environment variables may be set to override the
# defaults (to change paths and/or executables, build parameters, etc):
#
#   DEBUG  OPTIMIZER  MALLOCLIB
#   PLATFORM  DISTRIBUTION  BUILDER
#   MAKE  CC  LD  TAR  ZIP  AWK  SED  ECHO  RPM  LIBTOOL
#   MSGFMT  MSGMERGE  XGETTEXT
#

DEBUG=${DEBUG:-'-DDEBUG'}		# -DNDEBUG
OPTIMIZER=${OPTIMIZER:-'-g'}		# (-O1 enforced default)
MALLOCLIB=${MALLOCLIB:-''}		# /usr/lib/libefence.a

dnl Debug build?
debug_build="$DEBUG"
AC_SUBST(debug_build)

dnl Optimization options?
opt_build="$OPTIMIZER"
AC_SUBST(opt_build)

dnl Alternate malloc library?
malloc_lib="$MALLOCLIB"
AC_SUBST(malloc_lib)

dnl Set version
. ./VERSION

pkg_version=${PKG_MAJOR}.${PKG_MINOR}.${PKG_REVISION}
pkg_release=$PKG_BUILD
AC_SUBST(pkg_version)
AC_SUBST(pkg_release)

pkg_platform=`uname -s`
pkg_distribution="Generic $pkg_platform"
pkg_platform=`echo $pkg_platform | tr 'A-Z' 'a-z'`
test -z "$PLATFORM" || pkg_platform="$PLATFORM"
test -z "$DISTRIBUTION" || pkg_distribution="$DISTRIBUTION"
AC_SUBST(pkg_distribution)
AC_SUBST(pkg_platform)

pkg_builder=`id -u -n`@`hostname`
test -z "$BUILDER" || pkg_builder="$BUILDER"
AC_SUBST(pkg_builder)

dnl check if user wants their own C compiler
test -z "$CC" && AC_PROG_CC
cc=$CC
AC_SUBST(cc)

dnl check if users wants their own make
test -z "$MAKE" && AC_PATH_PROG(MAKE, make, /usr/bin/make)
make=$MAKE
AC_SUBST(make)

dnl check if users wants their own linker
test -z "$LD" && AC_PATH_PROG(LD, ld, /usr/bin/ld)
ld=$LD
AC_SUBST(ld)

dnl check if the tar program is available
test -z "$TAR" && AC_PATH_PROG(TAR, tar)
tar=$TAR
AC_SUBST(tar)

dnl check if the gzip program is available
test -z "$ZIP" && AC_PATH_PROG(ZIP, gzip, /bin/gzip)
zip=$ZIP
AC_SUBST(zip)

dnl check if the makedepend program is available
test -z "$MAKEDEPEND" && AC_PATH_PROG(MAKEDEPEND, makedepend, /bin/true)
makedepend=$MAKEDEPEND
AC_SUBST(makedepend)

dnl check if the rpm program is available
test -z "$RPM" && AC_PATH_PROG(RPM, rpm, /bin/rpm)
rpm=$RPM
AC_SUBST(rpm)

dnl .. and what version is rpm
rpm_version=0
test -x $RPM && \
	rpm_version=`$RPM --version | awk '{print $NF}' | awk -F. '{print $1}'`
AC_SUBST(rpm_version)

dnl At some point in rpm 4.0, rpm can no longer build rpms, and
dnl rpmbuild is needed (rpmbuild may go way back; not sure)
dnl So, if rpm version >= 4.0, look for rpmbuild.  Otherwise build w/ rpm

if test $rpm_version -ge 4; then
	AC_PATH_PROG(RPMBUILD, rpmbuild)
	rpmbuild=$RPMBUILD
else
	rpmbuild=$RPM
fi
AC_SUBST(rpmbuild)
	
dnl check if symbolic links are supported
AC_PROG_LN_S

dnl check if user wants their own awk, sed and echo
test -z "$AWK" && AC_PATH_PROG(AWK, awk, /bin/awk)
awk=$AWK
AC_SUBST(awk)
test -z "$SED" && AC_PATH_PROG(SED, sed, /bin/sed)
sed=$SED
AC_SUBST(sed)
test -z "$ECHO" && AC_PATH_PROG(ECHO, echo, /bin/echo)
echo=$ECHO
AC_SUBST(echo)

dnl check if the msgfmt program is available
test -z "$MSGFMT" && AC_CHECK_PROG(MSGFMT, msgfmt, /usr/bin/msgfmt)
msgfmt=$MSGFMT
AC_SUBST(msgfmt)

dnl check if the msgmerge program is available
test -z "$MSGMERGE" && AC_CHECK_PROG(MSGMERGE, msgmerge, /usr/bin/msgmerge)
msgmerge=$MSGMERGE
AC_SUBST(msgmerge)

dnl ensure xgettext is installed
test -z "$XGETTEXT" && AC_CHECK_PROG(XGETTEXT, xgettext, /usr/bin/xgettext)
if test "$XGETTEXT" = ""; then
	echo
	echo 'FATAL ERROR: xgettext does not seem to be installed.'
	echo $pkg_name cannot be built without a working gettext installation.
	exit 1
fi
xgettext=$XGETTEXT
AC_SUBST(xgettext)

dnl ensure libtool is installed
test -z "$LIBTOOL" && AC_PATH_PROG(LIBTOOL, libtool,,/usr/bin)
if test "$LIBTOOL" = ""; then
	echo
	echo 'FATAL ERROR: libtool does not seem to be installed.'
	echo $pkg_name cannot be built without a working libtool installation.
	exit 1
fi
libtool=$LIBTOOL
AC_SUBST(libtool)

dnl libtool to build libraries static only?
AC_ARG_ENABLE(shared,
	[ --enable-shared=[yes/no] Enable use of shared libraries [default=yes]],,
	enable_shared=yes)
AC_SUBST(enable_shared)

dnl will we be making use of gettext?
AC_ARG_ENABLE(gettext,
	[ --enable-gettext=[yes/no] Enable alternate language support [default=yes]],,
	enable_gettext=yes)
test $enable_gettext = "yes" && AC_DEFINE(ENABLE_GETTEXT)
AC_SUBST(enable_gettext)

CPPFLAGS="$CPPFLAGS -I/usr/include/xfs"
AC_SUBST(CPPFLAGS)

dnl Checks for UUID header and library.
AC_CHECK_HEADER(uuid/uuid.h,, [
	echo
	echo 'FATAL ERROR: could not find a valid UUID header.'
	echo
	echo 'Install the Universally Unique Identifiers development package.'
	exit 1
])
AC_CHECK_LIB(uuid, uuid_generate,, [
	echo
	echo 'FATAL ERROR: could not find a valid UUID library.'
	echo
	echo 'Install the Universally Unique Identifiers library package.'
	exit 1
])
libuuid="/usr/lib/libuuid.a"
AC_SUBST(libuuid)

savedLIBS="$LIBS"
savedCFLAGS="$CFLAGS"

dnl Checks for curses header and library.
AC_CHECK_HEADER(ncurses.h,, [
	echo
	echo 'FATAL ERROR: could not find a valid ncurses header.'
	exit 1
])
AC_CHECK_LIB(ncurses, initscr,, [
	echo
	echo 'FATAL ERROR: could not find a valid ncurses library.'
	exit 1
])
AC_MSG_CHECKING([for bad glibc/ncurses header interaction])
libcurses="-lncurses"
LIBS="$LIBS $libcurses"
CFLAGS="$CFLAGS -D_GNU_SOURCE"
AC_TRY_LINK([
#include <ncurses.h>
#include <signal.h>],
	[wgetch(stdscr);],
	[have_curses=yes; AC_MSG_RESULT([ok])],
	[have_curses=no; libcurses=""; AC_MSG_RESULT([bad, disabling curses])])
AC_SUBST(libcurses)
AC_SUBST(have_curses)

LIBS="$savedLIBS"
CFLAGS="$savedCFLAGS"

dnl Checks for base XFS headers and libraries.
AC_CHECK_HEADER(xfs/libxfs.h,, [
	echo
	echo 'FATAL ERROR: could not find a valid XFS library header.'
	echo
	echo 'Install the XFS programs (xfsprogs) development package.'
	echo 'Alternatively, run "make install-dev" from the xfsprogs source.'
	exit 1
])
AC_CHECK_LIB(xfs, libxfs_init,, [
	echo
	echo 'FATAL ERROR: could not find a valid XFS base library.'
	echo
	echo 'Install the XFS programs (xfsprogs) library package.'
	echo 'Alternatively, run "make install-dev" from the xfsprogs source.'
	exit 1
])
AC_CHECK_HEADER(xfs/handle.h,, [
	echo
	echo 'FATAL ERROR: could not find a valid XFS handle header.'
	echo
	echo 'Install the XFS programs [xfsprogs] development package.'
	echo 'Alternatively, run "make install-dev" from the xfsprogs source.'
	exit 1
])
AC_CHECK_LIB(handle, attr_list_by_handle,, [
	echo
	echo 'FATAL ERROR: could not find a current XFS handle library.'
	echo
	echo 'Install the XFS programs (xfsprogs) library package.'
	echo 'Alternatively, run "make install-lib" from the xfsprogs source.'
	exit 1
])

libxfs="-lxfs"
test -f `pwd`/../xfsprogs/libxfs/libxfs.la && libxfs="`pwd`/../xfsprogs/libxfs/libxfs.la"
test -f /usr/lib/libxfs.la && libxfs="/usr/lib/libxfs.la"

libhdl="-lhandle"
test -f `pwd`/../xfsprogs/libhandle/libhandle.la && libhdl="`pwd`/../xfsprogs/libhandle/libhandle.la"
test -f /usr/lib/libhandle.la && libhdl="/usr/lib/libhandle.la"

AC_SUBST(libxfs)
AC_SUBST(libhdl)

dnl Check xfsprogs-dev has needed macros
AC_MSG_CHECKING([macros in xfs/xfs_fs.h])
AC_TRY_LINK([#include <libxfs.h>],
	[ xfs_mount_t *mp; int x = XFS_AGFL_DADDR(mp); ],
	[ echo ok ],
	[ echo
	echo 'FATAL ERROR: could not find needed macros in the XFS headers.'
	echo
	echo 'Upgrade your XFS programs (xfsprogs) development package.'
	echo 'Alternatively, run "make install-dev" from the xfsprogs source.'
	exit 1
])

dnl Checks for the DMAPI library
AC_CHECK_HEADER(xfs/dmapi.h,, [
	echo
	echo 'FATAL ERROR: could not find a valid DMAPI library header.'
	echo
	echo 'Install the data migration API (dmapi) development package.'
	echo 'Alternatively, run "make install-dev" from the dmapi source.'
	exit 1
])
AC_CHECK_LIB(dm, dm_make_handle,, [
	echo
	echo 'FATAL ERROR: could not find a valid DMAPI base library.'
	echo
	echo 'Install the data migration API (dmapi) library package.'
	echo 'Alternatively, run "make install" from the dmapi source.'
	exit 1
])

libdm="-ldm"
test -f `pwd`/../dmapi/libdm/libdm.la && libdm="`pwd`/../dmapi/libdm/libdm.la"
test -f /usr/lib/libdm.la && libdm="/usr/lib/libdm.la"
AC_SUBST(libdm)

dnl Checks for extended attributes header and library.
AC_CHECK_HEADER(attr/attributes.h,, [
	echo
	echo 'FATAL ERROR: could not find a valid extended attributes header.'
	echo
	echo 'Install the extended attributes (attr) development package.'
	echo 'Alternatively, run "make install-dev" from the attr source.'
	exit 1
])
AC_CHECK_LIB(attr, attr_get,, [
	echo
	echo 'FATAL ERROR: could not find a valid extended attributes library.'
	echo
	echo 'Install the extended attributes (attr) library package.'
	echo 'Alternatively, run "make install-lib" from the attr source.'
	exit 1
])
libattr="-lattr"
test -f `pwd`/../attr/libattr/libattr.la && libattr="`pwd`/../attr/libattr/libattr.la"
test -f /usr/lib/libattr.la && libattr="/usr/lib/libattr.la"
AC_SUBST(libattr)

dnl Check attr-dev is recent enough
AC_MSG_CHECKING([macros in attr/attributes.h])
AC_TRY_LINK([
#include <linux/types.h>
#include <attr/attributes.h>],
	[ int x = ATTR_SHIFT; ],
	[ echo
	echo 'FATAL ERROR: incorrect macros exist in attributes.h header file.'
	echo
	echo 'Upgrade the extended attributes (attr) development package.'
	echo 'Alternatively, run "make install-dev" from the attr source.'
	exit 1 ],
	[ echo ok ])

dnl Check if we have a type for the version 1 XFS geometry ioctl
AC_MSG_CHECKING([for XFS geometry ioctl (v1)])
AC_TRY_COMPILE(
	[ #include <libxfs.h> ],
	[ xfs_fsop_geom_v1_t geom; ],
AC_DEFINE(HAVE_V1_GEOMETRY) AC_MSG_RESULT(yes) , AC_MSG_RESULT(no))

dnl man pages (source)
dnl also check if man page source is gzipped
dnl (usually on Debian, but not Redhat pre-7.0)
have_zipped_manpages=false
for d in ${prefix}/share/man ${prefix}/man ; do
    if test -f $d/man1/man.1.gz
    then
	have_zipped_manpages=true
	break
    fi
done
AC_SUBST(have_zipped_manpages)

dnl build definitions for use in Makefiles
AC_OUTPUT(include/builddefs)