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Up to [Development] / xfs-cmds / attr

New attr userspace package - transition to the trusted namespace for XFS,
Add in the new attribute copying routines from Andreas, and also update
the license info in the syscall man pages so that other folks can use em
too.

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

pkg_name="attr"
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'}		# -O2
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)

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 Some more stuff for the ACL copying functions
AC_C_CONST
AC_TYPE_MODE_T
AC_FUNC_ALLOCA

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