autoconf: comment and layout the initialization section
[free-sw/xcb/libxcb] / configure.ac
1 dnl Process this file with autoconf to produce a configure script.
2
3 # Initialize Autoconf
4 AC_PREREQ([2.60])
5 AC_INIT([libxcb],[1.10],
6         [https://bugs.freedesktop.org/enter_bug.cgi?product=xcb],
7         [libxcb])
8 AC_CONFIG_AUX_DIR([build-aux])
9 AC_CONFIG_MACRO_DIR([m4])
10 AC_CONFIG_SRCDIR([xcb.pc.in])
11 AC_CONFIG_HEADERS([src/config.h])
12
13 # Initialize Automake
14 AM_INIT_AUTOMAKE([foreign dist-bzip2])
15 AM_PATH_PYTHON([2.6])
16
17 # Set common system defines for POSIX extensions, such as _GNU_SOURCE
18 # Must be called before any macros that run the compiler (like AC_PROG_LIBTOOL)
19 # to avoid autoconf errors.
20 AC_USE_SYSTEM_EXTENSIONS
21
22 # Initialize libtool
23 AC_LIBTOOL_WIN32_DLL
24 AC_PROG_LIBTOOL
25
26 # Require xorg-macros minimum of 1.18 - Initial version
27 m4_ifndef([XORG_MACROS_VERSION],
28           [m4_fatal([must install xorg-macros 1.18 or later before running autoconf/autogen])])
29 XORG_MACROS_VERSION(1.18)
30 XORG_DEFAULT_OPTIONS
31
32 PKG_CHECK_MODULES(CHECK, [check >= 0.9.4], [HAVE_CHECK=yes], [HAVE_CHECK=no])
33 AM_CONDITIONAL(HAVE_CHECK, test x$HAVE_CHECK = xyes)
34
35 XSLTPROC=no
36 HTML_CHECK_RESULT=no
37 if test x"$HAVE_CHECK" = xyes; then
38         AC_PATH_PROG(XSLTPROC, xsltproc, no)
39         if test x"$XSLTPROC" != xno; then
40                 HTML_CHECK_RESULT=yes
41         fi
42 fi
43 AC_SUBST(HTML_CHECK_RESULT)
44
45 # Checks for pkg-config packages
46 PKG_CHECK_MODULES(XCBPROTO, xcb-proto >= 1.10)
47 NEEDED="pthread-stubs xau >= 0.99.2"
48 PKG_CHECK_MODULES(NEEDED, $NEEDED)
49
50 have_xdmcp="no"
51 PKG_CHECK_MODULES(XDMCP, xdmcp,
52         AC_CHECK_LIB(Xdmcp, XdmcpWrap,
53                 [
54                 AC_DEFINE(HASXDMAUTH,1,[Has Wraphelp.c needed for XDM AUTH protocols])
55                 NEEDED="$NEEDED xdmcp"
56                 have_xdmcp="yes"
57                 ],
58                 [
59                 XDMCP_CFLAGS=
60                 XDMCP_LIBS=
61                 ], [$XDMCP_LIBS]),
62         [AC_MSG_RESULT(no)])
63
64 AC_SUBST(NEEDED)
65
66 # Find the xcb-proto protocol descriptions
67 AC_MSG_CHECKING(XCBPROTO_XCBINCLUDEDIR)
68 XCBPROTO_XCBINCLUDEDIR=`$PKG_CONFIG --variable=xcbincludedir xcb-proto`
69 AC_MSG_RESULT($XCBPROTO_XCBINCLUDEDIR)
70 AC_SUBST(XCBPROTO_XCBINCLUDEDIR)
71
72 # Find the xcb-proto version
73 XCBPROTO_VERSION=`$PKG_CONFIG --modversion xcb-proto`
74 AC_SUBST(XCBPROTO_VERSION)
75
76 # Find the xcbgen Python package
77 AC_MSG_CHECKING(XCBPROTO_XCBPYTHONDIR)
78 XCBPROTO_XCBPYTHONDIR=`$PKG_CONFIG --variable=pythondir xcb-proto`
79 AC_MSG_RESULT($XCBPROTO_XCBPYTHONDIR)
80 AC_SUBST(XCBPROTO_XCBPYTHONDIR)
81
82 AC_HEADER_STDC
83 AC_SEARCH_LIBS(getaddrinfo, socket)
84 AC_SEARCH_LIBS(connect, socket)
85
86 AC_ARG_ENABLE(sendfds, AS_HELP_STRING([--disable-sendfds], [Support FD passing (default: auto)]),
87               [sendfds=$enableval], [sendfds=auto])
88
89 case x$sendfds in
90 xauto)
91         AC_SEARCH_LIBS(sendmsg, socket, [sendfds="yes"], [sendfds="no"])
92         ;;
93 esac
94
95 # XPG4v2/UNIX95 added msg_control - check to see if we need to define
96 # _XOPEN_SOURCE to get it (such as on Solaris)
97 AC_CHECK_MEMBER([struct msghdr.msg_control], [], [],
98                  [
99 AC_INCLUDES_DEFAULT
100 #include <sys/socket.h>
101                  ])
102 # First try for Solaris in C99 compliant mode, which requires XPG6/UNIX03
103 if test "x$ac_cv_member_struct_msghdr_msg_control" = xno; then
104     unset ac_cv_member_struct_msghdr_msg_control
105     AC_MSG_NOTICE([trying again with _XOPEN_SOURCE=600])
106     AC_CHECK_MEMBER([struct msghdr.msg_control],
107                     [AC_DEFINE([_XOPEN_SOURCE], [600],
108                        [Defined if needed to expose struct msghdr.msg_control])
109                     ], [], [
110 #define _XOPEN_SOURCE 600
111 AC_INCLUDES_DEFAULT
112 #include <sys/socket.h>
113                      ])
114 fi
115 # If that didn't work, fall back to XPG5/UNIX98 with C89
116 if test "x$ac_cv_member_struct_msghdr_msg_control" = xno; then
117     unset ac_cv_member_struct_msghdr_msg_control
118     AC_MSG_NOTICE([trying again with _XOPEN_SOURCE=500])
119     AC_CHECK_MEMBER([struct msghdr.msg_control],
120                     [AC_DEFINE([_XOPEN_SOURCE], [500],
121                        [Defined if needed to expose struct msghdr.msg_control])
122                     ], [sendfds="no"], [
123 #define _XOPEN_SOURCE 500
124 AC_INCLUDES_DEFAULT
125 #include <sys/socket.h>
126                      ])
127 fi
128
129 case x$sendfds in
130 xyes)
131         AC_DEFINE([HAVE_SENDMSG],1,[Define if your platform supports sendmsg])
132         ;;
133 esac
134
135 have_win32="no"
136 lt_enable_auto_import=""
137 case $host_os in
138 mingw*)
139         have_win32="yes"
140         lt_enable_auto_import="-Wl,--enable-auto-import"
141         ;;
142 linux*)
143         AC_DEFINE([HAVE_ABSTRACT_SOCKETS], 1, [Define if your platform supports abstract sockets])
144         ;;
145 esac
146
147 AC_SUBST(lt_enable_auto_import)
148 AM_CONDITIONAL([XCB_HAVE_WIN32], [test "x${have_win32}" = "xyes"])
149
150 dnl define buffer queue size
151 AC_ARG_WITH([queue-size],
152             AC_HELP_STRING([--with-queue-size=SIZE],
153             [Set the XCB buffer queue size (default is 16384)]),
154             [xcb_queue_buffer_size="$withval"],
155             [xcb_queue_buffer_size=16384])
156 AC_DEFINE_UNQUOTED(XCB_QUEUE_BUFFER_SIZE, [$xcb_queue_buffer_size],
157                    [XCB buffer queue size])
158
159 dnl check for the sockaddr_un.sun_len member
160 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
161                 [AC_DEFINE(HAVE_SOCKADDR_SUN_LEN,1,[Have the sockaddr_un.sun_len member.])],
162                 [],
163                 [ #include <sys/types.h>
164                   #include <sys/un.h>
165                 ])
166
167 dnl check for support for Solaris Trusted Extensions
168 AC_CHECK_HEADERS([tsol/label.h])
169 AC_CHECK_FUNCS([is_system_labeled])
170
171 dnl check for IOV_MAX, and fall back to UIO_MAXIOV on BSDish systems
172 AC_CHECK_DECL([IOV_MAX], [],
173               [AC_CHECK_DECL([UIO_MAXIOV], [AC_DEFINE([IOV_MAX], [UIO_MAXIOV])],
174                                            [AC_DEFINE([IOV_MAX], [16], [Define if not provided by <limits.h>])],
175                                            [[#include <sys/uio.h>]])],
176               [[#include <limits.h>]])
177
178 xcbincludedir='${includedir}/xcb'
179 AC_SUBST(xcbincludedir)
180
181 XCB_CHECK_VISIBILITY()
182
183 XCB_CHECK_DOXYGEN()
184
185 AC_CHECK_FUNC(getaddrinfo, [AC_DEFINE(HAVE_GETADDRINFO, 1, [getaddrinfo() function is available])], )
186
187 case $host_os in
188         # darwin through Snow Leopard has poll() but can't be used to poll character devices.
189         darwin@<:@789@:>@*|darwin10*) ;;
190         darwin*)
191                 _ac_xorg_macosx_version_min=""
192                 if echo $CPPFLAGS $CFLAGS | grep -q mmacosx-version-min ; then
193                         _ac_xorg_macosx_version_min=`echo $CPPFLAGS $CFLAGS | sed 's/^.*-mmacosx-version-min=\(@<:@^ @:>@*\).*$/\1/'`
194                 else
195                         _ac_xorg_macosx_version_min=$MACOSX_DEPLOYMENT_TARGET
196                 fi
197                 case $_ac_xorg_macosx_version_min in
198                         10.@<:@0123456@:>@|10.@<:@0123456@:>@.*) ;;
199                         *)
200                                 AC_CHECK_FUNC(poll, [AC_DEFINE(USE_POLL, 1, [poll() function is available])], )
201                         ;;
202                 esac
203                 unset _ac_xorg_macosx_version_min
204                 ;;
205         *)
206                 AC_CHECK_FUNC(poll, [AC_DEFINE(USE_POLL, 1, [poll() function is available])], )
207         ;;
208 esac
209
210 XCB_EXTENSION(Composite, "yes")
211 XCB_EXTENSION(Damage, "yes")
212 XCB_EXTENSION(DPMS, "yes")
213 XCB_EXTENSION(DRI2, "yes")
214 XCB_EXTENSION(DRI3, "$sendfds")
215 XCB_EXTENSION(GLX, "yes")
216 XCB_EXTENSION(Present, "yes")
217 XCB_EXTENSION(RandR, "yes")
218 XCB_EXTENSION(Record, "yes")
219 XCB_EXTENSION(Render, "yes")
220 XCB_EXTENSION(Resource, "yes")
221 XCB_EXTENSION(Screensaver, "yes")
222 XCB_EXTENSION(Shape, "yes")
223 XCB_EXTENSION(Shm, "yes")
224 XCB_EXTENSION(Sync, "yes")
225 XCB_EXTENSION(Xevie, "yes")
226 XCB_EXTENSION(XFixes, "yes")
227 XCB_EXTENSION(XFree86-DRI, "yes")
228 XCB_EXTENSION(Xinerama, "yes")
229 XCB_EXTENSION(XInput, "no")
230 XCB_EXTENSION(XKB, "yes")
231 XCB_EXTENSION(Xprint, "yes")
232 XCB_EXTENSION(SELinux, "no")
233 XCB_EXTENSION(XTest, "yes")
234 XCB_EXTENSION(Xv, "yes")
235 XCB_EXTENSION(XvMC, "yes")
236
237 AC_ARG_WITH(launchd, AS_HELP_STRING([--with-launchd], [Build with support for Apple's launchd (default: auto)]), [LAUNCHD=$withval], [LAUNCHD=auto])
238 if test "x$LAUNCHD" = xauto; then
239         unset LAUNCHD
240         AC_CHECK_PROG(LAUNCHD, [launchd], [yes], [no], [$PATH$PATH_SEPARATOR/sbin])
241 fi
242
243 if test "x$LAUNCHD" = xyes ; then
244         AC_DEFINE(HAVE_LAUNCHD, 1, [launchd support available])
245 fi
246
247 AC_CONFIG_FILES([
248 Makefile
249 doc/Makefile
250 src/Makefile
251 tests/Makefile
252 ])
253
254 AC_CONFIG_FILES([
255 xcb.pc
256 xcb-composite.pc
257 xcb-damage.pc
258 xcb-dpms.pc
259 xcb-dri2.pc
260 xcb-dri3.pc
261 xcb-glx.pc
262 xcb-present.pc
263 xcb-randr.pc
264 xcb-record.pc
265 xcb-render.pc
266 xcb-res.pc
267 xcb-screensaver.pc
268 xcb-shape.pc
269 xcb-shm.pc
270 xcb-sync.pc
271 xcb-xevie.pc
272 xcb-xf86dri.pc
273 xcb-xfixes.pc
274 xcb-xinerama.pc
275 xcb-xinput.pc
276 xcb-xkb.pc
277 xcb-xprint.pc
278 xcb-xselinux.pc
279 xcb-xtest.pc
280 xcb-xv.pc
281 xcb-xvmc.pc
282 ])
283
284 AC_CONFIG_FILES([
285 doc/xcb.doxygen
286 ])
287
288 AC_OUTPUT
289
290 dnl Configuration output
291
292 echo ""
293 echo "  Package: ${PACKAGE_NAME} ${PACKAGE_VERSION}"
294 echo ""
295 echo "  Configuration"
296 echo "    XDM support.........: ${have_xdmcp}"
297 echo "    sendmsg fd passing..: ${sendfds}"
298 echo "    Build unit tests....: ${HAVE_CHECK}"
299 echo "      with html results.: ${HTML_CHECK_RESULT}"
300 echo "    XCB buffer size.....: ${xcb_queue_buffer_size}"
301 echo ""
302 echo "  X11 extensions"
303 echo "    Composite...........: ${BUILD_COMPOSITE}"
304 echo "    Damage..............: ${BUILD_DAMAGE}"
305 echo "    Dpms................: ${BUILD_DPMS}"
306 echo "    Dri2................: ${BUILD_DRI2}"
307 echo "    Dri3................: ${BUILD_DRI3}"
308 echo "    Glx.................: ${BUILD_GLX}"
309 echo "    Randr...............: ${BUILD_RANDR}"
310 echo "    Record..............: ${BUILD_RECORD}"
311 echo "    Render..............: ${BUILD_RENDER}"
312 echo "    Resource............: ${BUILD_RESOURCE}"
313 echo "    Screensaver.........: ${BUILD_SCREENSAVER}"
314 echo "    selinux.............: ${BUILD_SELINUX}"
315 echo "    Shape...............: ${BUILD_SHAPE}"
316 echo "    Shm.................: ${BUILD_SHM}"
317 echo "    Sync................: ${BUILD_SYNC}"
318 echo "    Xevie...............: ${BUILD_XEVIE}"
319 echo "    Xfixes..............: ${BUILD_XFIXES}"
320 echo "    Xfree86-dri.........: ${BUILD_XFREE86_DRI}"
321 echo "    xinerama............: ${BUILD_XINERAMA}"
322 echo "    xinput..............: ${BUILD_XINPUT}"
323 echo "    xkb.................: ${BUILD_XKB}"
324 echo "    xprint..............: ${BUILD_XPRINT}"
325 echo "    xtest...............: ${BUILD_XTEST}"
326 echo "    xv..................: ${BUILD_XV}"
327 echo "    xvmc................: ${BUILD_XVMC}"
328 echo ""
329 echo "  Used CFLAGS:"
330 echo "    CPPFLAGS............: ${CPPFLAGS}"
331 echo "    CFLAGS..............: ${CFLAGS}"
332 echo "    Warning CFLAGS......: ${BASE_CFLAGS}"
333 echo ""
334 echo "  Installation:"
335 echo "    Prefix..............: ${prefix}"
336 echo ""