1 dnl Configure script for NBD system
2 dnl (c) 1998 Martin Mares <mj@ucw.cz>, (c) 2000 Pavel Machek <pavel@ucw.cz>,
3 dnl (c) 2003-2006 Wouter Verhelst <wouter@debian.org>
5 m4_esyscmd(support/genver.sh | tr -d '\n'),
6 [nbd@other.debian.org],,
7 [http://nbd.sourceforge.net/])
8 m4_define([serial_tests], [
9 m4_esyscmd([automake --version |
11 awk '{split ($NF,a,"."); if (a[1] == 1 && a[2] >= 12) { print "serial-tests" }}'
14 AM_INIT_AUTOMAKE(foreign dist-xz serial_tests subdir-objects)
15 AM_MAINTAINER_MODE([enable])
16 AM_SILENT_RULES([yes])
17 AC_CONFIG_MACRO_DIR([support])
22 AS_HELP_STRING([--disable-lfs],[Disable Large File Support (default on)]),
24 if test "x$enableval" = "xyes" ; then
32 AC_MSG_CHECKING([whether Large File Support should be enabled])
33 if test $NBD_LFS -eq 1; then
34 AC_DEFINE(NBD_LFS,1, [Define to 1 if Large File Support should be enabled])
43 AS_HELP_STRING([--enable-syslog],[Enable Syslog logging]),
45 if test "x$enableval" = "xyes" ; then
54 AC_MSG_CHECKING([whether syslog logging is requested])
55 if test $ISSERVER -eq 1; then
56 AC_DEFINE(ISSERVER,1, [Define to 1 if you want nbd-server to log through syslog])
64 AS_HELP_STRING([--enable-debug],[Build a debugging version of the server]),
66 if test "x$enableval" = "xyes"; then
75 AC_MSG_CHECKING([whether a debugging version is requested])
76 if test $DODBG -eq 1; then
78 if test $ISSERVER -eq 1; then
79 AC_MSG_ERROR([You requested both syslog logging and a debugging version of the server. Bad idea!])
81 AC_DEFINE(DODBG,1,[Define if you want a debugging version of nbd-server (lots of copious output)])
82 AC_DEFINE(NOFORK,1,[Define if you do not want the nbd-server to fork()])
89 AS_HELP_STRING([--enable-sdp],[Build a version of nbd-server with support for the Socket Direct Protocol (SDP). Requires you to build and install a kernel with the InfiniBand patches (default disabled)]),
91 if test "x$enableval" = "xyes"; then
92 AC_DEFINE(WITH_SDP, 1, [Define to 1 if you have and want support for the Socket Direct Protocol])
99 [AS_HELP_STRING([--enable-gznbd],[Build gznbd too (nbd server with on-the-fly decompression of images. NOTE: no support for newstyle protocol.)])],
102 [test "x$enableval" = "xyes"],
113 AM_PROG_LEX(noyywrap)
114 m4_ifdef([AX_PROG_BISON],,
115 [m4_fatal([The m4 macro AX_PROG_BISON has not been defined. Please install the autoconf-archive package.])])
116 AX_PROG_BISON([],AC_MSG_ERROR([bison is required]))
122 AC_CHECK_SIZEOF(unsigned short int)
123 AC_CHECK_SIZEOF(unsigned int)
124 AC_CHECK_SIZEOF(unsigned long int)
125 AC_CHECK_SIZEOF(unsigned long long int)
126 AC_STRUCT_DIRENT_D_TYPE
127 AC_CHECK_FUNCS([llseek alarm gethostbyname inet_ntoa memset socket strerror strstr mkstemp fdatasync])
130 AC_CHECK_FUNC(fallocate,
132 AC_CHECK_HEADERS([linux/falloc.h])
133 if test "x$ac_cv_header_linux_falloc_h" = "xyes"
135 AC_CHECK_DECL(FALLOC_FL_PUNCH_HOLE, [HAVE_FL_PH=yes], [HAVE_FL_PH=no], [[#include <linux/falloc.h>]])
140 AC_MSG_CHECKING([for FALLOC_FL_PUNCH_HOLE support])
141 if test "x$HAVE_FL_PH" = "xyes"
143 AC_DEFINE(HAVE_FALLOC_PH, 1, [Define to 1 if you have FALLOC_FL_PUNCH_HOLE])
146 AC_DEFINE(HAVE_FALLOC_PH, 0, [Define to 1 if you have FALLOC_FL_PUNCH_HOLE])
150 AC_CHECK_DECL([BLKDISCARD], AC_DEFINE(HAVE_BLKDISCARD, 1, [Define to 1 if you have the BLKDISCARD ioctl]), AC_DEFINE(HAVE_BLKDISCARD, 0), [#include <linux/fs.h>])
152 AC_CHECK_FUNC(splice, [HAVE_SPLICE=yes], [HAVE_SPLICE=no])
153 if test "$HAVE_SPLICE" = "yes"
156 AC_CHECK_DECL(F_SETPIPE_SZ, [HAVE_SETPIPE_SZ=yes],
158 unset ac_cv_have_decl_F_SETPIPE_SZ
159 AC_CHECK_HEADERS([linux/fcntl.h])
160 if test "$ac_cv_header_linux_fcntl_h" = "yes"
162 AC_CHECK_DECL(F_SETPIPE_SZ, [HAVE_SETPIPE_SZ=define], [HAVE_SETPIPE_SZ=no], [[#include <linux/fcntl.h>]])
170 AC_MSG_CHECKING([for F_SETPIPE_SZ support])
171 case $HAVE_SETPIPE_SZ in
173 AC_DEFINE(HAVE_SPLICE, 1, [Define to 1 if we have splice support])
177 AC_DEFINE(HAVE_SPLICE, 1, [Define to 1 if we have splice support])
178 AC_DEFINE(F_SETPIPE_SZ, 1031, [Define to 1031 if we have kernel support but no userspace support])
182 AC_MSG_RESULT([missing, disabling splice support])
187 m4_ifndef([PKG_CHECK_MODULES], [m4_fatal([Missing pkg-config M4 macros. Please ensure that pkg-config is installed.])])
189 dnl AC_MSG_CHECKING([where to puth systemd unit files])
192 dnl AS_HELP_STRING([--with-systemd=loc|pkgconfig],[Install systemd files in loc; if passing pkgconfig, use pkg-config to detect the correct location and install there.])
194 dnl if test "x$enableval" = "xyes"; then
195 dnl ENABLE_SYSTEMD=yes
197 dnl ENABLE_SYSTEMD=no
202 dnl if test "x$ENABLE_SYSTEMD" != "xno"; then
203 dnl PKG_CHECK_VAR([SYSTEMDUNIT],[systemd],systemdsystemunitdir],[AC_SUBST([SYSTEMDLOC], [$SYSTEMDUNIT])])
205 dnl AM_CONDITIONAL(SYSTEMD, [test ! -z "$SYSTEMDUNIT"])
206 dnl if test ! -z $SYSTEMDUNIT; then
207 dnl AC_MSG_RESULT([$SYSTEMDUNIT])
209 dnl case $ENABLE_SYSTEMD in
211 dnl AC_MSG_RESULT([disabled])
214 dnl AC_MSG_ERROR([systemd not found])
217 dnl AC_MSG_RESULT([not found])
222 AC_ARG_WITH([gnutls],
223 [AS_HELP_STRING([--without-gnutls],
224 [do not use gnutls])],
228 if test "x$with_gnutls" != "xno"; then
229 PKG_CHECK_MODULES(GnuTLS, [gnutls >= 2.12.0],
231 AC_DEFINE(HAVE_GNUTLS, 1, [Define to 1 if you have a GnuTLS version of 2.12 or above])],
232 [if test "x$with_gnutls" = "xyes"; then
233 AC_MSG_ERROR([--with-gnutls given but cannot find gnutls])
236 AC_DEFINE(HAVE_GNUTLS, 0)
241 AC_DEFINE(HAVE_GNUTLS, 0)
243 AM_CONDITIONAL([GNUTLS], [test "x$HAVE_GNUTLS" = "x1"])
245 AC_CHECK_HEADERS([winioctl.h], [], [],
250 HAVE_FSCTL_SET_ZERO_DATA=no
251 if test "x$ac_cv_header_winioctl_h" = "xyes"
253 AC_CHECK_DECL(FSCTL_SET_ZERO_DATA, [HAVE_FSCTL_SET_ZERO_DATA=yes], [HAVE_FSCTL_SET_ZERO_DATA=no],
256 #include <winioctl.h>
259 if test "x$HAVE_FSCTL_SET_ZERO_DATA" = "xyes"
261 AC_DEFINE(HAVE_FSCTL_SET_ZERO_DATA, 1, [Define to 1 if you have FSCTL_SET_ZERO_DATA])
263 AC_DEFINE(HAVE_FSCTL_SET_ZERO_DATA, 0, [Define to 1 if you have FSCTL_SET_ZERO_DATA])
266 AC_CHECK_FUNC([sync_file_range],
267 [AC_DEFINE([HAVE_SYNC_FILE_RANGE], [sync_file_range(2) is not supported], [sync_file_range(2) is supported])],
270 AC_MSG_CHECKING(whether client should be built)
272 [linux*], [NBD_CLIENT_NAME="nbd-client"; AC_MSG_RESULT(yes)],
273 [NBD_CLIENT_NAME=""; AC_MSG_RESULT(no)]
275 AC_MSG_CHECKING(whether to expect tlshuge test to fail)
277 [darwin*], [RUN_XFAIL=tlshuge; AC_MSG_RESULT(yes)],
278 [RUN_XFAIL=""; AC_MSG_RESULT(no)]
280 AC_SUBST([RUN_XFAIL])
281 AM_CONDITIONAL(CLIENT, [test ! -z "$NBD_CLIENT_NAME"])
282 AC_SEARCH_LIBS(bind, socket,, AC_MSG_ERROR([Could not find an implementation of the bind() system call]))
283 AC_SEARCH_LIBS(inet_ntoa, nsl,, AC_MSG_ERROR([Could not find an implementation of the inet_ntoa() system call]))
284 AC_SEARCH_LIBS(daemon, resolv,, AC_MSG_ERROR([Could not find an implementation of the daemon() system call]))
285 AC_CHECK_HEADERS([sys/mount.h],,,
286 [[#include <sys/param.h>
288 AC_CHECK_HEADERS([arpa/inet.h fcntl.h netdb.h netinet/in.h sys/ioctl.h sys/socket.h syslog.h linux/types.h sys/dirent.h sys/uio.h])
289 PKG_CHECK_MODULES(GLIB, [glib-2.0 >= 2.26.0 gthread-2.0 >= 2.26.0], [HAVE_GLIB=yes], AC_MSG_ERROR([Missing glib]))
291 my_save_cflags="$CFLAGS"
293 CFLAGS="-Wdeprecated-declarations -Werror $GLIB_CFLAGS"
295 AC_MSG_CHECKING([if we are using an old glib 2.0 library])
296 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
297 [[#include <glib.h>]],
298 [[g_thread_init(NULL);]])],
301 AC_DEFINE(HAVE_OLD_GLIB, 1, [Define to 1 if you have an old glib library])
305 AC_DEFINE(HAVE_OLD_GLIB, 0, [Define to 1 if you have an old glib library])
308 dnl g_memdup2 added in glib-2.68
309 AC_CHECK_FUNCS([g_memdup2])
310 CFLAGS="$my_save_cflags"
313 AC_MSG_CHECKING([whether _BSD_SOURCE needs to be defined for DT_* macros])
315 [AC_LANG_PROGRAM([[#include <dirent.h>]],
319 [AC_MSG_RESULT([no]); NEED_BSD_SOURCE=0],
320 [AC_MSG_RESULT([yes]); NEED_BSD_SOURCE=1])
321 AC_DEFINE([NEED_BSD_SOURCE], $NEED_BSD_SOURCE, [Define to 1 if _BSD_SOURCE needs to be defined before certain inclusions])
324 [AS_HELP_STRING([--without-libnl],
325 [do not use libnl])],
329 if test "x$with_libnl" != "xno"; then
330 PKG_CHECK_MODULES(LIBNL3, libnl-genl-3.0 >= 3.1,
332 AC_DEFINE(HAVE_NETLINK, 1, [Define to 1 if we have netlink support])
333 CFLAGS="$CFLAGS $LIBNL3_CFLAGS"
334 LIBS="$LIBS $LIBNL3_LIBS"],
335 [if test "x$with_libnl" = "xyes"; then
336 AC_MSG_ERROR([--with-libnl given but cannot find libnl])
339 AC_DEFINE(HAVE_NETLINK, 0)
344 AC_DEFINE(HAVE_NETLINK, 0, [Define to 1 if we have netlink support])
347 AC_ARG_ENABLE([manpages],
348 AS_HELP_STRING([--disable-manpages], [Do not install man pages]))
349 AM_CONDITIONAL(MANPAGES, test "x$enable_manpages" != "xno")
350 AS_IF([test "x$enable_manpages" != "xno"], [
351 AC_SUBST([MAN_CONFIG_FILES],["\
352 man/nbd-client.8.sh \
353 man/nbd-server.5.sh \
354 man/nbd-server.1.sh \
355 man/nbd-trdump.1.sh \
356 man/nbd-trplay.1.sh \
364 AM_CPPFLAGS=$AM_CPPFLAGS" -DSYSCONFDIR='\"$sysconfdir\"'"
365 AC_SUBST(AM_CPPFLAGS)
366 AM_CONDITIONAL(GZNBD, [test "x$ENABLE_GZNBD" = "xyes"])
367 AC_CONFIG_HEADERS([config.h])
368 AC_CONFIG_LINKS([tests/run/buffer.c:buffer.c
369 tests/run/crypto-gnutls.c:crypto-gnutls.c
370 tests/run/cliserv.c:cliserv.c])
371 AC_CONFIG_FILES([Makefile
387 systemd/nbd@.service.sh