discover/network: Null terminate ifname buffer explicitly
[petitboot] / configure.ac
1 ## configure.ac -- Process this file with autoconf to produce configure
2 #
3 #  This program is free software; you can redistribute it and/or modify
4 #  it under the terms of the GNU General Public License as published by
5 #  the Free Software Foundation; version 2 of the License.
6 #
7 #  This program is distributed in the hope that it will be useful,
8 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
9 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10 #  GNU General Public License for more details.
11 #
12 #  You should have received a copy of the GNU General Public License
13 #  along with this program; if not, write to the Free Software
14 #  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
15 #
16
17 AC_INIT([petitboot],
18     [m4_esyscmd_s([./version.sh])],
19     [https://lists.ozlabs.org/listinfo/petitboot])
20
21 AC_CONFIG_MACRO_DIR([m4])
22
23 AC_PREFIX_DEFAULT([/usr/local])
24
25 AS_IF([test "x$CFLAGS" = "x"], [AC_SUBST([CFLAGS], [""])])
26
27 AC_PROG_CC
28 AC_PROG_LEX
29 if test -z "$($LEX --version)"; then
30         AC_MSG_ERROR([[Please install flex/lex]])
31 fi
32 AC_PROG_YACC
33 if test -z "$($YACC --version)"; then
34         AC_MSG_ERROR([[Please install bison/yacc]])
35 fi
36 AC_PROG_INSTALL
37
38 AM_INIT_AUTOMAKE
39 AC_GNU_SOURCE
40 AM_GNU_GETTEXT([external])
41 AM_GNU_GETTEXT_VERSION(0.18.1)
42 if test "$USE_NLS" = "yes" -a -z "$($MSGFMT --version)"; then
43         AC_MSG_ERROR([[Please install gettext]])
44 fi
45 LT_INIT
46
47 AM_SILENT_RULES([yes])
48
49 AX_WITH_CURSES
50 AX_WITH_CURSES_MENU
51 AX_WITH_CURSES_FORM
52
53 AM_CONDITIONAL([WITH_NCURSES], [test "x$ax_cv_curses" = "xyes"])
54
55 if test "x$ax_cv_curses" = xyes; then
56         if test "x$ax_cv_menu" != xyes; then
57                 AC_MSG_ERROR([--with-ncurses requires the ncurses menu library])
58         fi
59         if test "x$ax_cv_form" != xyes; then
60                 AC_MSG_ERROR([--with-ncurses requires the ncurses form library])
61         fi
62 fi
63
64 AC_CHECK_LIB([udev], [udev_new],
65         [UDEV_LIBS=-ludev],
66         [AC_MSG_FAILURE([The libudev development library is required by petitboot.  Try installing the package libudev-dev or libudev-devel.])]
67 )
68
69 PKG_CHECK_EXISTS(libudev >= 218, [old_udev=no], [old_udev=yes])
70 if test "$old_udev" = "yes" ; then
71       AC_DEFINE(UDEV_LOGGING, 1, [Support old udev logging interface])
72 fi
73
74 AC_CHECK_LIB([devmapper], [dm_task_create],
75         [DEVMAPPER_LIBS=-ldevmapper],
76         [AC_MSG_FAILURE([The libdevmapper development library is required by petitboot.  Try installing the package libdevmapper-dev or device-mapper-devel.])]
77 )
78
79 AC_ARG_WITH([fdt],
80         AS_HELP_STRING([--without-fdt],
81                 [Build without libfdt (default: no)]))
82
83 AS_IF([test "x$with_fdt" != "xno"],
84         AC_CHECK_LIB([fdt], [fdt_check_header],
85                 [FDT_LIBS=-lfdt; have_libfdt=yes]))
86
87 AM_CONDITIONAL([HAVE_LIBFDT], [test x"$have_libfdt" = xyes])
88
89 AC_CHECK_HEADERS([stdarg.h])
90 AC_CHECK_HEADERS([varargs.h])
91
92 dnl Checking for va_copy availability
93 AC_MSG_CHECKING([for va_copy])
94 AC_TRY_LINK([#include <stdarg.h>
95 va_list ap1,ap2;], [va_copy(ap1,ap2);],
96 have_va_copy=yes,
97 have_va_copy=no)
98 AC_MSG_RESULT($have_va_copy)
99 if test x"$have_va_copy" = x"yes"; then
100     AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
101 else
102     AC_MSG_CHECKING([for __va_copy])
103     AC_TRY_LINK([#include <stdarg.h>
104     va_list ap1,ap2;], [__va_copy(ap1,ap2);],
105     have___va_copy=yes,
106     have___va_copy=no)
107     AC_MSG_RESULT($have___va_copy)
108     if test x"$have___va_copy" = x"yes"; then
109         AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
110     fi
111 fi
112
113 AC_ARG_WITH(
114         [twin-x11],
115         [AS_HELP_STRING([--with-twin-x11],
116                 [build x11 GUI programs using the twin window system [default=yes]]
117         )],
118         [],
119         [with_twin_x11=no]
120 )
121 AM_CONDITIONAL([WITH_TWIN_X11], [test "x$with_twin_x11" = "xyes"])
122
123 AC_ARG_WITH(
124         [twin-fbdev],
125         [AS_HELP_STRING(
126                 [--with-twin-fbdev],
127                 [build frame buffer GUI programs using the twin window system [default=no]]
128         )],
129         [],
130         [with_twin_fbdev=no]
131 )
132 AM_CONDITIONAL([WITH_TWIN_FBDEV], [test "x$with_twin_fbdev" = "xyes"])
133
134 AM_CONDITIONAL(
135         [WITH_TWIN],
136         [test "x$with_twin_x11" = "xyes" || test "x$with_twin_fbdev" = "xyes"])
137
138 AS_IF(
139         [test "x$with_twin_x11" = "xyes" || test "x$with_twin_fbdev" = "xyes"],
140         [PKG_CHECK_MODULES(
141                 [twin],
142                 [libtwin],
143                 [SAVE_LIBS="$LIBS" LIBS="$LIBS $twin_LIBS"
144                         AC_CHECK_LIB(
145                                 [twin],
146                                 [twin_feature_init],
147                                 [],
148                                 [AC_MSG_FAILURE([--with-twin was given but the test for libtwin failed.])]
149                         )
150                         LIBS="$SAVE_LIBS"
151                 ],
152                 [AC_MSG_RESULT([$twin_PKG_ERRORS])
153                         AC_MSG_FAILURE([ Consider adjusting PKG_CONFIG_PATH environment variable])
154                 ]
155         )]
156 )
157
158 AS_IF(
159         [test "x$with_twin_x11" = "xyes"],
160         [SAVE_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $twin_CFLAGS"
161                 AC_CHECK_HEADERS(
162                         [libtwin/twin_x11.h],
163                         [],
164                         [AC_MSG_FAILURE([ --with-twin-x11 given but libtwin/twin_x11.h not found])]
165                 )
166                 CPPFLAGS="$SAVE_CPPFLAGS"
167         ]
168 )
169
170 AS_IF(
171         [test "x$with_twin_fbdev" = "xyes"],
172         [SAVE_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $twin_CFLAGS"
173                 AC_CHECK_HEADERS(
174                         [libtwin/twin_fbdev.h],
175                         [],
176                         [AC_MSG_FAILURE([ --with-twin-fbdev given but libtwin/twin_fbdev.h not found])]
177                 )
178                 CPPFLAGS="$SAVE_CPPFLAGS"
179         ]
180 )
181
182 AC_ARG_WITH(
183         [signed-boot],
184         [AS_HELP_STRING([--with-signed-boot=@<:@no|yes|gpgme|openssl@:>@],
185                         [Build kernel signature checking support with specified
186                          crypto pacakge. A @<:@yes@:>@ value will first check
187                          for gpgme then openssl and use the first found.
188                          @<:@default=no@:>@]
189         )],
190         [AS_IF([test "x$with_signed_boot" = xno],[],
191                [test "x$with_signed_boot" = xyes],
192                         [AM_PATH_GPGME([1.0.0],
193                                 [sboot=gpgme],
194                                 [AX_CHECK_OPENSSL(
195                                         [sboot=openssl],
196                                         [AC_MSG_FAILURE([--with-signed-boot=yes specified but gpgme or openssl not found])]
197                                 )]
198                         )],
199                [test "x$with_signed_boot" = xgpgme],
200                         [AM_PATH_GPGME([1.0.0],
201                                 [sboot=gpgme],
202                                 [AC_MSG_FAILURE([--with-signed-boot=gpgme specified but gpgme not found])]
203                         )],
204                [test "x$with_signed_boot" = xopenssl],
205                         [AX_CHECK_OPENSSL(
206                                 [sboot=openssl],
207                                 [AC_MSG_FAILURE([--with-signed-boot=openssl specified but openssl not found])]
208                         )],
209                [AC_MSG_FAILURE([--with-signed-boot given invalid option: $with_signed_boot])]
210         )],
211         [with_signed_boot=no]
212 )
213
214 AM_CONDITIONAL([WITH_GPGME], [test "x$sboot" = xgpgme])
215 AM_CONDITIONAL([WITH_OPENSSL], [test "x$sboot" = xopenssl])
216 AM_CONDITIONAL([WITH_SIGNED_BOOT], [test "x$with_signed_boot" != xno])
217 AM_COND_IF([WITH_SIGNED_BOOT],
218            [AC_DEFINE([SIGNED_BOOT], 1, [Define if you have signed boot enabled])],
219            [])
220
221 AC_ARG_VAR(
222         [lockdown_file],
223         [Location of authorized signature file [default = "/etc/pb-lockdown"]]
224 )
225 AS_IF([test "x$lockdown_file" = x], [lockdown_file="/etc/pb-lockdown"])
226 AC_DEFINE_UNQUOTED(LOCKDOWN_FILE, "$lockdown_file", [Lockdown file location])
227
228 AC_ARG_VAR(
229         [KEYRING_PATH],
230         [Path to keyring (gpgme home dir) @<:@default="/etc/gpg"@:>@]
231 )
232 AS_IF([test "x$KEYRING_PATH" = x], [KEYRING_PATH="/etc/gpg"])
233 AC_DEFINE_UNQUOTED(KEYRING_PATH, "$KEYRING_PATH", [gpgme home dir])
234
235 AC_ARG_VAR(
236         [VERIFY_DIGEST],
237         [Signed boot signature verification digest algorithm to use (only valid in openssl) @<:@default="sha256"@:>@]
238 )
239 AS_IF([test "x$VERIFY_DIGEST" = x], [VERIFY_DIGEST="sha256"])
240 AC_DEFINE_UNQUOTED(VERIFY_DIGEST, "$VERIFY_DIGEST", [openssl verify dgst])
241
242 AC_ARG_ENABLE(
243         [busybox],
244         [AS_HELP_STRING(
245                 [--enable-busybox],
246                 [build programs with extra support for busybox [default=no]])
247         ],
248         [],
249         [enable_busybox=no]
250 )
251 AM_CONDITIONAL([ENABLE_BUSYBOX], [test "x$enable_busybox" = "xyes"])
252 AS_IF([test "x$enable_busybox" = "xyes"],
253       [AC_DEFINE(WITH_BUSYBOX, 1, [Busybox environment enabled])],
254       []
255 )
256
257 AC_ARG_ENABLE(
258         [mtd],
259         [AS_HELP_STRING(
260                 [--enable-mtd],
261                 [Add support for MTD devices on certain platforms [default=no]]
262         )],
263         [],
264         [enable_mtd=no]
265 )
266 AM_CONDITIONAL([ENABLE_MTD], [test "x$enable_mtd" = "xyes"])
267 AS_IF([test "x$enable_mtd" = "xyes"],
268       [AC_DEFINE(MTD_SUPPORT, 1, [Enable MTD support])],
269       []
270 )
271
272 AS_IF(
273         [test "x$enable_mtd" = "xyes"],
274                 AC_CHECK_LIB([flash], [arch_flash_init],
275                         [LIBFLASH_LIBS=-lflash],
276                         [AC_MSG_FAILURE([--enable-mtd requires the libflash library])]
277                 )
278 )
279 AS_IF(
280         [test "x$enable_mtd" = "xyes"],
281         [SAVE_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $libflash_CFLAGS"
282                 AC_CHECK_HEADERS(
283                         [libflash/libflash.h],
284                         [],
285                         [AC_MSG_FAILURE([--enable-mtd given but libflash/libflash.h not found])]
286                 )
287                 CPPFLAGS="$SAVE_CPPFLAGS"
288         ]
289 )
290
291 AC_ARG_ENABLE(
292         [ps3],
293         [AS_HELP_STRING(
294                 [--enable-ps3],
295                 [build additional programs for the PS3 game console [default=no]]
296         )],
297         [],
298         [enable_ps3=no]
299 )
300 AM_CONDITIONAL([ENABLE_PS3], [test "x$enable_ps3" = "xyes"])
301
302 AC_ARG_ENABLE(
303         [debug],
304         [AS_HELP_STRING([--enable-debug],
305                 [build programs with extra debug info [default=no]]
306         )],
307         [],
308         [enable_debug=check]
309 )
310 #AM_CONDITIONAL([ENABLE_DEBUG], [test "x$enable_debug" = "xyes"])
311
312 AC_ARG_ENABLE(
313         [test-valgrind],
314         [AS_HELP_STRING([--enable-test-valgrind],
315                 [run all tests with valgrind]
316         )],
317 )
318 AM_CONDITIONAL([ENABLE_TEST_VALGRIND], [test "x$enable_test_valgrind" = "xyes"])
319
320 # host program paths
321 AC_DEFUN([DEFINE_HOST_PROG],
322         [
323                 AC_ARG_VAR([HOST_PROG_$1], [Path to "$2" on the host [default $3]])
324                 if test "x$HOST_PROG_$1" = "x"; then
325                         HOST_PROG_$1="$3"
326                 fi
327                 AC_DEFINE_UNQUOTED(HOST_PROG_$1, ["$HOST_PROG_$1"],
328                                 [Path to "$2" on the host])
329         ])
330
331 DEFINE_HOST_PROG(CP, cp, [/bin/cp])
332 DEFINE_HOST_PROG(KEXEC, kexec, [/sbin/kexec])
333 DEFINE_HOST_PROG(MOUNT, mount, [/bin/mount])
334 DEFINE_HOST_PROG(SHUTDOWN, shutdown, [/sbin/shutdown])
335 DEFINE_HOST_PROG(SFTP, sftp, [/usr/bin/sftp])
336 DEFINE_HOST_PROG(TFTP, tftp, [/usr/bin/tftp])
337 DEFINE_HOST_PROG(UMOUNT, umount, [/bin/umount])
338 DEFINE_HOST_PROG(WGET, wget, [/usr/bin/wget])
339 DEFINE_HOST_PROG(IP, ip, [/sbin/ip])
340 DEFINE_HOST_PROG(UDHCPC, udhcpc, [/sbin/udhcpc])
341 DEFINE_HOST_PROG(VGSCAN, vgscan, [/usr/sbin/vgscan])
342 DEFINE_HOST_PROG(VGCHANGE, vgchange, [/usr/sbin/vgchange])
343 DEFINE_HOST_PROG(PB_PLUGIN, pb-plugin, [/usr/sbin/pb-plugin])
344 DEFINE_HOST_PROG(PB_EXEC, pb-exec, [/usr/sbin/pb-exec])
345 DEFINE_HOST_PROG(SH, sh, [/bin/sh])
346 DEFINE_HOST_PROG(SCSI_RESCAN, scsi-rescan, [/usr/sbin/scsi-rescan])
347
348 AC_ARG_WITH(
349     [tftp],
350     [AS_HELP_STRING([--with-tftp=TYPE],
351         [Use TYPE-type ftp client (either hpa or busybox) [default=runtime-check]]
352     )],
353     [],
354     [with_tftp=detect]
355 )
356
357 case x$with_tftp in
358 'xhpa')
359     tftp_type='TFTP_TYPE_HPA'
360     ;;
361 'xbusybox')
362     tftp_type='TFTP_TYPE_BUSYBOX'
363     ;;
364 *)
365     tftp_type='TFTP_TYPE_UNKNOWN'
366     ;;
367 esac
368
369 AC_DEFINE_UNQUOTED(TFTP_TYPE, $tftp_type, [tftp client type])
370
371 default_cflags="--std=gnu99 -g \
372         -Wall -W -Wunused -Wstrict-prototypes -Wmissing-prototypes \
373         -Wmissing-declarations -Wredundant-decls"
374
375 AC_ARG_ENABLE(
376         [werror],
377         [AS_HELP_STRING([--enable-werror],
378                 [build programs with -Werror]
379         )],
380         [default_cflags="$default_cflags -Werror"]
381 )
382
383 AS_IF(
384         [test "x$enable_debug" = "xyes"],
385         [
386                 AC_SUBST([DEFAULT_CFLAGS], ["$default_cflags -O0"])
387                 AC_SUBST([DEFAULT_CPPFLAGS], ["-DDEBUG"])
388         ],
389         [
390                 AC_SUBST([DEFAULT_CFLAGS], ["$default_cflags -O2"])
391                 AC_SUBST([DEFAULT_CPPFLAGS], ["-DNDEBUG"])
392         ]
393 )
394  
395 AC_SUBST([UDEV_LIBS])
396 AC_SUBST([DEVMAPPER_LIBS])
397 AC_SUBST([FDT_LIBS])
398 AC_SUBST([LIBFLASH_LIBS])
399 AC_SUBST([LIBTOOL_DEPS])
400 AC_SUBST([DESTDIR])
401 AC_SUBST([pkgsysconfdir], ["${sysconfdir}/${package}"])
402
403 AC_CONFIG_HEADERS([config.h])
404 AC_CONFIG_FILES([
405         Makefile
406         po/Makefile.in
407 ])
408
409 AC_OUTPUT