# Configure template for GNU tar. -*- autoconf -*-
# Copyright 1991, 1994-2010, 2013 Free Software Foundation, Inc.
# This file is part of GNU tar.
# GNU tar is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# GNU tar is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see .
AC_INIT([GNU tar], [1.26.90], [bug-tar@gnu.org])
AC_CONFIG_SRCDIR([src/tar.c])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_HEADERS([config.h])
AC_PREREQ([2.63])
AM_INIT_AUTOMAKE([1.11 gnits tar-ustar dist-bzip2 dist-xz dist-shar std-options silent-rules])
# Enable silent rules by default:
AM_SILENT_RULES([yes])
AC_PROG_CC
AC_EXEEXT
AC_PROG_RANLIB
AC_PROG_YACC
gl_EARLY
AC_SYS_LARGEFILE
AC_ISC_POSIX
AC_C_INLINE
AC_CHECK_HEADERS_ONCE(fcntl.h linux/fd.h memory.h net/errno.h \
sgtty.h string.h \
sys/param.h sys/device.h sys/gentape.h \
sys/inet.h sys/io/trioctl.h \
sys/mtio.h sys/time.h sys/tprintf.h sys/tape.h \
unistd.h locale.h)
AC_CHECK_HEADERS([sys/buf.h], [], [],
[#if HAVE_SYS_PARAM_H
#include
#endif])
AC_HEADER_SYS_WAIT
AC_HEADER_DIRENT
AC_HEADER_MAJOR
AC_HEADER_STAT
AC_HEADER_STDC
AC_MSG_CHECKING([for st_fstype string in struct stat])
AC_CACHE_VAL(diff_cv_st_fstype_string,
[AC_TRY_COMPILE([#include
#include ], [struct stat s; s.st_fstype[0] = 'x';],
diff_cv_st_fstype_string=yes,
diff_cv_st_fstype_string=no)])
AC_MSG_RESULT($diff_cv_st_fstype_string)
if test $diff_cv_st_fstype_string = yes; then
AC_DEFINE(HAVE_ST_FSTYPE_STRING, 1,
[Define if struct stat has a char st_fstype[] member.])
fi
# even if we use gnulib's acl.h with integrated m4 file later on (used because
# of very useful file_has_acl() function) we need following checks that restrict
# tar to use POSIX.1e ACLs only.
AC_ARG_WITH([posix-acls],
AS_HELP_STRING([--without-posix-acls],
[do not use POSIX.1e access control lists]),
[with_posix_acls=no])
if test "x$with_posix_acls" != "xno"; then
AC_CHECK_HEADERS(sys/acl.h,, [with_posix_acls=no])
for tar_acl_func in acl_get_file acl_get_fd acl_set_file acl_set_fd \
acl_to_text acl_from_text; do \
test "x$with_posix_acls" = xno && break
AC_SEARCH_LIBS([$tar_acl_func], [acl pacl], [], [with_posix_acls=no])
done
if test "x$with_posix_acls" != xno; then
AC_DEFINE(HAVE_POSIX_ACLS,,[Define when we have working POSIX acls])
fi
else
# disable acls in gnulib's checks
export enable_acl=no
fi
AC_TYPE_SIGNAL
AC_TYPE_MODE_T
AC_TYPE_PID_T
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_TYPE_UID_T
AC_CHECK_TYPE(major_t, , AC_DEFINE(major_t, int,
[Type of major device numbers.]))
AC_CHECK_TYPE(minor_t, , AC_DEFINE(minor_t, int,
[Type of minor device numbers.]))
AC_CHECK_TYPE(dev_t, unsigned)
AC_CHECK_TYPE(ino_t, unsigned)
gt_TYPE_SSIZE_T
# gnulib modules
gl_INIT
# paxutils modules
tar_PAXUTILS
# gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found])
# ------------------------------------------------
# If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND.
# Otherwise, run RUN-IF-NOT-FOUND.
AC_DEFUN([gl_GCC_VERSION_IFELSE],
[AC_PREPROC_IFELSE(
[AC_LANG_PROGRAM(
[[
#if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__)
/* ok */
#else
# error "your version of gcc is older than $1.$2"
#endif
]]),
], [$3], [$4])
]
)
AC_ARG_ENABLE([gcc-warnings],
[AS_HELP_STRING([--enable-gcc-warnings],
[turn on many GCC warnings (for developers; best with GNU make)])],
[case $enableval in
yes|no) ;;
*) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
esac
gl_gcc_warnings=$enableval],
[gl_gcc_warnings=no
if test -d "$srcdir"/.git; then
gl_GCC_VERSION_IFELSE([4], [6], [gl_gcc_warnings=yes])
fi]
)
if test "$gl_gcc_warnings" = yes; then
gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
AC_SUBST([WERROR_CFLAGS])
nw=
# This, $nw, is the list of warnings we disable.
nw="$nw -Wformat-nonliteral" # warnings in Fedora 17 stdio.h
nw="$nw -Wvla" # warnings in gettext.h
nw="$nw -Wswitch-default" # Too many warnings for now
nw="$nw -Wunsafe-loop-optimizations" # It's OK to omit unsafe optimizations.
nw="$nw -Winline" # It's OK to not inline.
nw="$nw -Wstrict-overflow" # It's OK to optimize strictly.
nw="$nw -Wsuggest-attribute=pure" # Too many warnings for now.
gl_MANYWARN_ALL_GCC([ws])
gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
for w in $ws; do
gl_WARN_ADD([$w])
done
gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now
gl_WARN_ADD([-Wno-type-limits]) # It's OK to optimize based on types.
gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now
gl_WARN_ADD([-Wno-format-nonliteral])
gl_WARN_ADD([-fdiagnostics-show-option])
gl_WARN_ADD([-funit-at-a-time])
AC_SUBST([WARN_CFLAGS])
AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
AH_VERBATIM([FORTIFY_SOURCE],
[/* Enable compile-time and run-time bounds-checking, and some warnings,
without upsetting glibc 2.15+. */
#if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__
# define _FORTIFY_SOURCE 2
#endif
])
AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks])
# Use a slightly smaller set of warning options for lib/.
# Remove the following and save the result in GNULIB_WARN_CFLAGS.
nw=
nw="$nw -Wmissing-prototypes"
nw="$nw -Wunused-macros"
#
# These are for argp.
nw="$nw -Wmissing-field-initializers"
nw="$nw -Wshadow"
#
gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw])
# This is also for argp.
gl_WARN_ADD([-Wno-missing-field-initializers], [GNULIB_WARN_CFLAGS])
AC_SUBST([GNULIB_WARN_CFLAGS])
# For gnulib-tests, the set is slightly smaller still.
nw=
# It's not worth being this picky about test programs.
nw="$nw -Wsuggest-attribute=const"
gl_MANYWARN_COMPLEMENT([GNULIB_TEST_WARN_CFLAGS],
[$GNULIB_WARN_CFLAGS], [$nw])
AC_SUBST([GNULIB_TEST_WARN_CFLAGS])
fi
TAR_HEADERS_ATTR_XATTR_H
AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink])
AC_CHECK_DECLS([getgrgid],,, [#include ])
AC_CHECK_DECLS([getpwuid],,, [#include ])
AC_CHECK_DECLS([time],,, [#include ])
AC_REPLACE_FUNCS(waitpid)
AC_CACHE_CHECK(for remote shell, tar_cv_path_RSH,
[if test -n "$RSH"; then
tar_cv_path_RSH=$RSH
else
tar_cv_path_RSH=no
for ac_file in /usr/ucb/rsh /usr/bin/remsh /usr/bin/rsh /usr/bsd/rsh \
/usr/bin/nsh /usr/bin/rcmd
do
# Prefer a non-symlink rsh to a symlink one, so that binaries built
# on AIX 4.1.4, where /usr/ucb/rsh is a symlink to /usr/bin/rsh
# will run on AIX 4.3.0, which has only /usr/bin/rsh.
if test -f $ac_file; then
if (test -h $ac_file) 2>/dev/null; then
test $tar_cv_path_RSH = no && tar_cv_path_RSH=$ac_file
else
tar_cv_path_RSH=$ac_file
break
fi
fi
done
fi])
if test $tar_cv_path_RSH = no; then
AC_CHECK_HEADERS(netdb.h)
else
AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$tar_cv_path_RSH",
[Define to the full path of your rsh, if any.])
fi
TAR_COMPR_PROGRAM(compress)
TAR_COMPR_PROGRAM(gzip)
TAR_COMPR_PROGRAM(bzip2)
TAR_COMPR_PROGRAM(lzip)
TAR_COMPR_PROGRAM(lzma)
TAR_COMPR_PROGRAM(lzop)
TAR_COMPR_PROGRAM(xz)
AC_MSG_CHECKING(for default archive format)
AC_ARG_VAR([DEFAULT_ARCHIVE_FORMAT],
[Set the default archive format. Allowed values are: V7, OLDGNU, USTAR, POSIX, GNU. Default is GNU])
if test -z "$DEFAULT_ARCHIVE_FORMAT"; then
DEFAULT_ARCHIVE_FORMAT="GNU"
fi
case $DEFAULT_ARCHIVE_FORMAT in
V7|OLDGNU|USTAR|POSIX|GNU) ;;
*) AC_MSG_ERROR(Invalid format name);;
esac
AC_DEFINE_UNQUOTED(DEFAULT_ARCHIVE_FORMAT, ${DEFAULT_ARCHIVE_FORMAT}_FORMAT,
[By default produce archives of this format])
AC_MSG_RESULT($DEFAULT_ARCHIVE_FORMAT)
AC_MSG_CHECKING(for default archive)
AC_ARG_VAR([DEFAULT_ARCHIVE],
[Set the name of the default archive (default: -)])
if test -z "$DEFAULT_ARCHIVE"; then
DEFAULT_ARCHIVE=-
else
if test -z "`ls $DEFAULT_ARCHIVE 2>/dev/null`"; then
AC_MSG_WARN(DEFAULT_ARCHIVE '$DEFAULT_ARCHIVE' not found on this system)
fi
# FIXME: Look for DEFTAPE in .
# FIXME: Let DEVICE_PREFIX be configured from the environment.
# FIXME: Rearrange, here.
case $DEFAULT_ARCHIVE in
*[[0-7][lmh]])
AC_DEFINE(DENSITY_LETTER, 1,
[Define to 1 if density may be indicated by [lmh] at end of device.])
device_prefix=`echo $DEFAULT_ARCHIVE | sed 's/[0-7][lmh]$//'`
;;
*[[0-7]])
device_prefix=`echo $DEFAULT_ARCHIVE | sed 's/[0-7]$//'`
;;
*)
device_prefix=
;;
esac
case "$device_prefix" in
?*)
AC_DEFINE_UNQUOTED(DEVICE_PREFIX, "$device_prefix",
[Define to a string giving the prefix of the default device, without the part specifying the unit and density.])
;;
esac
fi
AC_DEFINE_UNQUOTED(DEFAULT_ARCHIVE, "$DEFAULT_ARCHIVE",
[Define to a string giving the full name of the default archive file.])
AC_MSG_RESULT($DEFAULT_ARCHIVE)
AC_ARG_VAR([DEFAULT_BLOCKING],
[Define default blocking factor (default: 20)])
AC_MSG_CHECKING(for default blocking)
DEFAULT_BLOCKING=${DEFAULT_BLOCKING-20}
AC_DEFINE_UNQUOTED(DEFAULT_BLOCKING, $DEFAULT_BLOCKING,
[Define to a number giving the default blocking size for archives.])
AC_MSG_RESULT($DEFAULT_BLOCKING)
AC_MSG_CHECKING(for default quoting style)
m4_define([QUOTING_STYLES],dnl
[literal|shell|shell-always|c|escape|locale|clocale])
DEFAULT_QUOTING_STYLE="escape"
AC_ARG_VAR([DEFAULT_QUOTING_STYLE],
[Set the default quoting style. Allowed values are: ] m4_bpatsubst(QUOTING_STYLES,[|], [[, ]]) [. Default is "escape".])
case $DEFAULT_QUOTING_STYLE in
QUOTING_STYLES) ;;
*) AC_MSG_ERROR(Invalid quoting style);;
esac
AC_MSG_RESULT($DEFAULT_QUOTING_STYLE)
DEFAULT_QUOTING_STYLE=`echo ${DEFAULT_QUOTING_STYLE}|sed 's/-/_/g'`_quoting_style
AC_DEFINE_UNQUOTED(DEFAULT_QUOTING_STYLE, $DEFAULT_QUOTING_STYLE,
[Define to a default quoting style (see lib/quoteargs.c for the list)])
# Iconv
AM_ICONV
AC_CHECK_HEADERS(iconv.h)
AC_CHECK_TYPE(iconv_t,:,
AC_DEFINE(iconv_t, int,
[Conversion descriptor type]),
[
#ifdef HAVE_ICONV_H
# include
#endif
])
# Gettext.
AM_GNU_GETTEXT([external], [need-formatstring-macros])
AM_GNU_GETTEXT_VERSION([0.16])
# Initialize the test suite.
AC_CONFIG_TESTDIR(tests)
AC_CONFIG_FILES([tests/Makefile tests/atlocal]) # FIXME: tests/preset?
AM_MISSING_PROG([AUTOM4TE], [autom4te])
AC_SUBST(BACKUP_LIBEXEC_SCRIPTS)
AC_SUBST(BACKUP_SBIN_SCRIPTS)
AC_ARG_ENABLE(backup-scripts,
AC_HELP_STRING([--enable-backup-scripts],
[Create and install backup and restore scripts]),
[case $enableval in
yes) BACKUP_LIBEXEC_SCRIPTS='$(BACKUP_LIBEXEC_SCRIPTS_LIST)'
BACKUP_SBIN_SCRIPTS='$(BACKUP_SBIN_SCRIPTS_LIST)'
;;
esac])
AC_SUBST(BACKUP_SED_COND)
if date +%Y-%m-%d 2>/dev/null >&2; then
BACKUP_SED_COND='/^\#ELSE_DATE_FORMAT_OK/,/^\#ENDIF_DATE_FORMAT_OK/d;/^\#IF_DATE_FORMAT_OK/d'
else
BACKUP_SED_COND='/^\#IF_DATE_FORMAT_OK/,/^\#ELSE_DATE_FORMAT_OK/d;/^\#ENDIF_DATE_FORMAT_OK/d'
fi
AC_OUTPUT([Makefile\
doc/Makefile\
gnu/Makefile\
lib/Makefile\
po/Makefile.in\
scripts/Makefile\
rmt/Makefile\
src/Makefile])