1# Configure template for GNU tar.
2
3# Copyright (C) 1991, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
4# 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
5
6# This program is free software; you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation; either version 2, or (at your option)
9# any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program; if not, write to the Free Software
18# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19# 02110-1301, USA.
20
21AC_INIT([GNU tar], [1.17], [bug-tar@gnu.org])
22AC_CONFIG_SRCDIR([src/tar.c])
23AC_CONFIG_AUX_DIR([build-aux])
24AC_CONFIG_HEADERS([config.h:config.hin])
25AC_PREREQ([2.60])
26AM_INIT_AUTOMAKE([1.9 gnits tar-ustar dist-bzip2 dist-shar std-options])
27
28AC_PROG_CC
29AC_EXEEXT
30AC_PROG_RANLIB
31AC_PROG_YACC
32gl_EARLY
33
34AC_SYS_LARGEFILE
35AC_ISC_POSIX
36AC_C_INLINE
37
38AC_CHECK_HEADERS_ONCE(fcntl.h linux/fd.h memory.h net/errno.h \
39  sgtty.h string.h stropts.h \
40  sys/param.h sys/device.h sys/filio.h sys/gentape.h \
41  sys/inet.h sys/io/trioctl.h \
42  sys/mtio.h sys/time.h sys/tprintf.h sys/tape.h \
43  unistd.h locale.h)
44
45AC_CHECK_HEADERS([sys/buf.h], [], [],
46[#if HAVE_SYS_PARAM_H
47#include <sys/param.h>
48#endif])
49
50AC_HEADER_SYS_WAIT
51AM_STDBOOL_H
52
53AC_HEADER_DIRENT
54AC_HEADER_MAJOR
55AC_HEADER_STAT
56AC_HEADER_STDC
57
58AC_MSG_CHECKING([for st_fstype string in struct stat])
59AC_CACHE_VAL(diff_cv_st_fstype_string,
60  [AC_TRY_COMPILE([#include <sys/types.h>
61#include <sys/stat.h>], [struct stat s; s.st_fstype[0] = 'x';],
62   diff_cv_st_fstype_string=yes,
63   diff_cv_st_fstype_string=no)])
64AC_MSG_RESULT($diff_cv_st_fstype_string)
65if test $diff_cv_st_fstype_string = yes; then
66  AC_DEFINE(HAVE_ST_FSTYPE_STRING, 1,
67    [Define if struct stat has a char st_fstype[] member.])
68fi
69
70AC_TYPE_SIGNAL
71AC_TYPE_MODE_T
72AC_TYPE_PID_T
73AC_TYPE_OFF_T
74AC_TYPE_SIZE_T
75AC_TYPE_UID_T
76AC_CHECK_TYPE(major_t, , AC_DEFINE(major_t, int,
77				   [Type of major device numbers.]))
78AC_CHECK_TYPE(minor_t, , AC_DEFINE(minor_t, int,
79				   [Type of minor device numbers.]))
80AC_CHECK_TYPE(dev_t, unsigned)
81AC_CHECK_TYPE(ino_t, unsigned)
82
83gt_TYPE_SSIZE_T
84
85# gnulib modules
86gl_INIT
87# paxutils modules
88tar_PAXUTILS
89
90AC_CHECK_FUNCS(fsync getdtablesize lstat mkfifo readlink strerror symlink setlocale utimes)
91AC_CHECK_DECLS([getgrgid],,, [#include <grp.h>])
92AC_CHECK_DECLS([getpwuid],,, [#include <pwd.h>])
93AC_CHECK_DECLS([time],,, [#include <time.h>])
94
95AC_REPLACE_FUNCS(waitpid)
96
97AC_CACHE_CHECK(for remote shell, tar_cv_path_RSH,
98  [if test -n "$RSH"; then
99    tar_cv_path_RSH=$RSH
100  else
101    tar_cv_path_RSH=no
102    for ac_file in /usr/ucb/rsh /usr/bin/remsh /usr/bin/rsh /usr/bsd/rsh \
103	/usr/bin/nsh /usr/bin/rcmd
104    do
105      # Prefer a non-symlink rsh to a symlink one, so that binaries built
106      # on AIX 4.1.4, where /usr/ucb/rsh is a symlink to /usr/bin/rsh
107      # will run on AIX 4.3.0, which has only /usr/bin/rsh.
108      if test -f $ac_file; then
109	if (test -h $ac_file) 2>/dev/null; then
110	  test $tar_cv_path_RSH = no && tar_cv_path_RSH=$ac_file
111	else
112	  tar_cv_path_RSH=$ac_file
113	  break
114	fi
115      fi
116    done
117  fi])
118if test $tar_cv_path_RSH = no; then
119  AC_CHECK_HEADERS(netdb.h)
120else
121  AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$tar_cv_path_RSH",
122    [Define to the full path of your rsh, if any.])
123fi
124
125AC_MSG_CHECKING(for default archive format)
126
127AC_ARG_VAR([DEFAULT_ARCHIVE_FORMAT],
128           [Set the default archive format. Allowed values are: V7, OLDGNU, USTAR, POSIX, GNU. Default is GNU])
129
130if test -z "$DEFAULT_ARCHIVE_FORMAT"; then
131  DEFAULT_ARCHIVE_FORMAT="GNU"
132fi
133case $DEFAULT_ARCHIVE_FORMAT in
134  V7|OLDGNU|USTAR|POSIX|GNU) ;;
135  *) AC_MSG_ERROR(Invalid format name);;
136esac
137AC_DEFINE_UNQUOTED(DEFAULT_ARCHIVE_FORMAT, ${DEFAULT_ARCHIVE_FORMAT}_FORMAT,
138  [By default produce archives of this format])
139AC_MSG_RESULT($DEFAULT_ARCHIVE_FORMAT)
140
141AC_MSG_CHECKING(for default archive)
142
143AC_ARG_VAR([DEFAULT_ARCHIVE],
144           [Set the name of the default archive (default: -)])
145if test -z "$DEFAULT_ARCHIVE"; then
146  DEFAULT_ARCHIVE=-
147else
148  if test -z "`ls $DEFAULT_ARCHIVE 2>/dev/null`"; then
149    AC_MSG_WARN(DEFAULT_ARCHIVE \`$DEFAULT_ARCHIVE' not found on this system)
150  fi
151  # FIXME: Look for DEFTAPE in <sys/mtio.h>.
152  # FIXME: Let DEVICE_PREFIX be configured from the environment.
153  # FIXME: Rearrange, here.
154  case $DEFAULT_ARCHIVE in
155    *[[0-7][lmh]])
156      AC_DEFINE(DENSITY_LETTER, 1,
157	[Define to 1 if density may be indicated by [lmh] at end of device.])
158      device_prefix=`echo $DEFAULT_ARCHIVE | sed 's/[0-7][lmh]$//'`
159      ;;
160    *[[0-7]])
161      device_prefix=`echo $DEFAULT_ARCHIVE | sed 's/[0-7]$//'`
162      ;;
163    *)
164      device_prefix=
165      ;;
166  esac
167  case "$device_prefix" in
168    ?*)
169      AC_DEFINE_UNQUOTED(DEVICE_PREFIX, "$device_prefix",
170	[Define to a string giving the prefix of the default device, without the part specifying the unit and density.])
171      ;;
172  esac
173fi
174AC_DEFINE_UNQUOTED(DEFAULT_ARCHIVE, "$DEFAULT_ARCHIVE",
175  [Define to a string giving the full name of the default archive file.])
176AC_MSG_RESULT($DEFAULT_ARCHIVE)
177
178AC_ARG_VAR([DEFAULT_BLOCKING],
179           [Define default blocking factor (default: 20)])
180AC_MSG_CHECKING(for default blocking)
181DEFAULT_BLOCKING=${DEFAULT_BLOCKING-20}
182AC_DEFINE_UNQUOTED(DEFAULT_BLOCKING, $DEFAULT_BLOCKING,
183  [Define to a number giving the default blocking size for archives.])
184AC_MSG_RESULT($DEFAULT_BLOCKING)
185
186AC_MSG_CHECKING(for default quoting style)
187
188m4_define([QUOTING_STYLES],dnl
189          [literal|shell|shell-always|c|escape|locale|clocale])
190DEFAULT_QUOTING_STYLE="escape"
191AC_ARG_VAR([DEFAULT_QUOTING_STYLE],
192           [Set the default quoting style. Allowed values are: ] m4_bpatsubst(QUOTING_STYLES,[|], [[, ]]) [. Default is "escape".])
193
194case $DEFAULT_QUOTING_STYLE in
195QUOTING_STYLES) ;;
196*)  AC_MSG_ERROR(Invalid quoting style);;
197esac
198AC_MSG_RESULT($DEFAULT_QUOTING_STYLE)
199DEFAULT_QUOTING_STYLE=`echo ${DEFAULT_QUOTING_STYLE}|sed 's/-/_/g'`_quoting_style
200AC_DEFINE_UNQUOTED(DEFAULT_QUOTING_STYLE, $DEFAULT_QUOTING_STYLE,
201  [Define to a default quoting style (see lib/quoteargs.c for the list)])
202
203# Iconv
204AM_ICONV
205AC_CHECK_HEADERS(iconv.h)
206AC_CHECK_TYPE(iconv_t,:,
207              AC_DEFINE(iconv_t, int,
208                        [Conversion descriptor type]),
209              [
210#ifdef HAVE_ICONV_H
211# include <iconv.h>
212#endif
213])
214
215# Gettext.
216AM_GNU_GETTEXT([external], [need-formatstring-macros])
217AM_GNU_GETTEXT_VERSION([0.16])
218
219# Initialize the test suite.
220AC_CONFIG_TESTDIR(tests)
221AC_CONFIG_FILES([tests/Makefile tests/atlocal]) # FIXME: tests/preset?
222AM_MISSING_PROG([AUTOM4TE], [autom4te])
223
224AC_SUBST(BACKUP_LIBEXEC_SCRIPTS)
225AC_SUBST(BACKUP_SBIN_SCRIPTS)
226AC_ARG_ENABLE(backup-scripts,
227	      AC_HELP_STRING([--enable-backup-scripts],
228                             [Create and install backup and restore scripts]),
229              [case $enableval in
230	       yes) BACKUP_LIBEXEC_SCRIPTS='$(BACKUP_LIBEXEC_SCRIPTS_LIST)'
231                    BACKUP_SBIN_SCRIPTS='$(BACKUP_SBIN_SCRIPTS_LIST)'
232                    ;;
233               esac])
234
235AC_SUBST(BACKUP_SED_COND)
236if date +%Y-%m-%d 2>/dev/null >&2; then
237	BACKUP_SED_COND='/^\#ELSE_DATE_FORMAT_OK/,/^\#ENDIF_DATE_FORMAT_OK/d;/^\#IF_DATE_FORMAT_OK/d'
238else
239	BACKUP_SED_COND='/^\#IF_DATE_FORMAT_OK/,/^\#ELSE_DATE_FORMAT_OK/d;/^\#ENDIF_DATE_FORMAT_OK/d'
240fi
241
242AC_OUTPUT([Makefile\
243           doc/Makefile\
244           lib/Makefile\
245           po/Makefile.in\
246           scripts/Makefile\
247           rmt/Makefile\
248           src/Makefile])
249