libattr is no longer needed
[wimlib] / configure.ac
1 ###############################################################################
2
3 AC_INIT([wimlib], [1.10.0-BETA], [ebiggers3@gmail.com])
4 AC_CONFIG_SRCDIR([src/wim.c])
5 AC_CONFIG_MACRO_DIR([m4])
6 AC_CONFIG_AUX_DIR([build-aux])
7 AM_INIT_AUTOMAKE([-Wall -Werror subdir-objects foreign])
8 AM_SILENT_RULES([yes])
9 AC_C_BIGENDIAN
10 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
11 LT_INIT
12
13 AC_CONFIG_HEADERS([config.h])
14 AC_CONFIG_FILES([Makefile] [doc/Doxyfile] [wimlib.pc])
15 AC_CONFIG_FILES([programs/mkwinpeimg], [chmod +x programs/mkwinpeimg])
16
17 PKGCONFIG_PRIVATE_REQUIRES=""
18 PKGCONFIG_PRIVATE_LIBS=""
19
20 ###############################################################################
21 #                         General platform features                           #
22 ###############################################################################
23
24 AC_PROG_CC
25 AM_PROG_CC_C_O
26 AC_CANONICAL_HOST
27
28 WINDOWS_NATIVE_BUILD="no"
29 PLATFORM_CPPFLAGS=""
30 PLATFORM_CFLAGS="-fvisibility=hidden"
31 PLATFORM_LDFLAGS=""
32
33 case "$host_os" in
34 mingw*)
35         # Native Windows
36         WINDOWS_NATIVE_BUILD="yes"
37         PLATFORM_CPPFLAGS="-D_POSIX -D_POSIX_THREAD_SAFE_FUNCTIONS -DUNICODE -D_UNICODE -D_CRT_NON_CONFORMING_SWPRINTFS"
38         PLATFORM_CFLAGS="-municode -mno-ms-bitfields"
39         PLATFORM_LDFLAGS="-no-undefined"
40         WITH_NTFS_3G_DEFAULT="no"
41         WITH_FUSE_DEFAULT="no"
42         ;;
43 linux*)
44         # Linux
45         WITH_NTFS_3G_DEFAULT="yes"
46         WITH_FUSE_DEFAULT="yes"
47         ;;
48 *)
49         # Other UNIX
50         WITH_NTFS_3G_DEFAULT="yes"
51         WITH_FUSE_DEFAULT="no"
52         ;;
53 esac
54
55 AC_SUBST([PLATFORM_CPPFLAGS], [$PLATFORM_CPPFLAGS])
56 AC_SUBST([PLATFORM_CFLAGS], [$PLATFORM_CFLAGS])
57 AC_SUBST([PLATFORM_LDFLAGS], [$PLATFORM_LDFLAGS])
58 AM_CONDITIONAL([WINDOWS_NATIVE_BUILD], [test "$WINDOWS_NATIVE_BUILD" = "yes"])
59
60 # Useful functions which we can do without.
61 AC_CHECK_FUNCS([futimens utimensat flock mempcpy        \
62                 openat fstatat readlinkat fdopendir])
63
64 # Header checks, most of which are only here to satisfy conditional includes
65 # made by the libntfs-3g headers.
66 AC_CHECK_HEADERS([alloca.h              \
67                   byteswap.h            \
68                   endian.h              \
69                   errno.h               \
70                   glob.h                \
71                   machine/endian.h      \
72                   stdarg.h              \
73                   stddef.h              \
74                   stdlib.h              \
75                   sys/byteorder.h       \
76                   sys/endian.h          \
77                   sys/file.h            \
78                   sys/sysctl.h          \
79                   sys/times.h           \
80                   sys/xattr.h           \
81                   time.h                \
82                   utime.h])
83
84 # Does stat() support nanosecond-precision timestamps?  (This is relevant on
85 # UNIX but not on Windows.)
86 AC_CHECK_MEMBER([struct stat.st_mtim],
87                 [AC_DEFINE([HAVE_STAT_NANOSECOND_PRECISION], [1],
88                            [Define to 1 if stat() supports nanosecond precision
89                             timestamps])],
90                 [],
91                 [#include <sys/stat.h>])
92
93 ###############################################################################
94 #                            Required libraries                               #
95 ###############################################################################
96
97 # ------------------------------ pthreads -------------------------------------
98 AX_PTHREAD([], [AC_MSG_ERROR(["cannot find pthreads library"])])
99
100 # ------------------------------ libxml2 --------------------------------------
101 PKG_CHECK_MODULES([LIBXML2], [libxml-2.0])
102 PKGCONFIG_PRIVATE_REQUIRES="$PKGCONFIG_PRIVATE_REQUIRES libxml-2.0"
103
104 ###############################################################################
105 #                         Configuration options                               #
106 ###############################################################################
107
108 # ------------------------- ntfs-3g support -----------------------------------
109
110 AC_MSG_CHECKING([whether to include support for ntfs-3g])
111 AC_ARG_WITH([ntfs-3g],
112             [AS_HELP_STRING([--without-ntfs-3g],
113                             [build without libntfs-3g.  This will disable the
114                              ability to capture or apply a WIM image directly
115                              from/to an unmounted NTFS volume.])],
116             [WITH_NTFS_3G=$withval],
117             [WITH_NTFS_3G=$WITH_NTFS_3G_DEFAULT])
118 AC_MSG_RESULT([$WITH_NTFS_3G])
119
120 if test "$WITH_NTFS_3G" = "yes"; then
121         PKG_CHECK_MODULES([LIBNTFS_3G], [libntfs-3g >= 2011.4.12], [],
122                 [AC_MSG_ERROR([Cannot find libntfs-3g version 2011-4-12 or
123                  later!  Without libntfs-3g, wimlib cannot include support for
124                  capturing or applying a WIM image directly from/to an unmounted
125                  NTFS volume while preserving NTFS-specific data such as
126                  security descriptors and named data streams.  Either install
127                  libntfs-3g, or configure --without-ntfs-3g to disable this
128                  feature.])])
129         PKGCONFIG_PRIVATE_REQUIRES="$PKGCONFIG_PRIVATE_REQUIRES libntfs-3g"
130         AC_DEFINE([WITH_NTFS_3G], [1], [Define to 1 if using NTFS-3G support])
131 fi
132 AM_CONDITIONAL([WITH_NTFS_3G], [test "$WITH_NTFS_3G" = "yes"])
133
134 # ------------------------ FUSE mount support ---------------------------------
135
136 AC_MSG_CHECKING([whether to include support for mounting WIMs])
137 AC_ARG_WITH([fuse],
138             [AS_HELP_STRING([--without-fuse],
139                             [build without libfuse.  This will disable the
140                              ability to mount WIM images.])],
141             [WITH_FUSE=$withval],
142             [WITH_FUSE=$WITH_FUSE_DEFAULT])
143 AC_MSG_RESULT([$WITH_FUSE])
144
145 if test "$WITH_FUSE" = "yes"; then
146
147         PKG_CHECK_MODULES([LIBFUSE], [fuse], [],
148                 [AC_MSG_ERROR([Cannot find libfuse!
149                 Without libfuse, wimlib cannot include support for mounting WIM
150                 images.  Either install libfuse, or configure --without-fuse to
151                 disable this feature.])])
152         PKGCONFIG_PRIVATE_REQUIRES="$PKGCONFIG_PRIVATE_REQUIRES fuse"
153         AC_DEFINE([WITH_FUSE], [1], [Define to 1 if using FUSE support])
154
155         AC_CHECK_LIB([rt], [mq_open], [],
156                      [AC_MSG_ERROR([Cannot find librt (the POSIX.1b Realtime
157         Extensions Library)!  wimlib needs this for the POSIX message queue
158         functions, which are used in the code for mounting WIM images.  Recent
159         versions of glibc include this library.  Either install this library, or
160         configure --without-fuse to disable support for mounting WIM images.])])
161
162         PKGCONFIG_PRIVATE_LIBS="$PKGCONFIG_PRIVATE_LIBS -lrt"
163         AC_SUBST([LIBRT_LIBS], [-lrt])
164 fi
165 AM_CONDITIONAL([WITH_FUSE], [test "$WITH_FUSE" = "yes"])
166
167 # ------------------------ SHA-1 implementation ---------------------------------
168
169 AC_MSG_CHECKING([whether to use SSSE3-accelerated SHA-1])
170 AC_ARG_ENABLE([ssse3-sha1],
171               [AS_HELP_STRING([--enable-ssse3-sha1],
172                               [Include SSSE3-accelerated SHA-1 implementation by
173                                Intel.  This implies --without-libcrypto.])],
174               [ENABLE_SSSE3_SHA1=$enableval],
175               [ENABLE_SSSE3_SHA1=no])
176 AC_MSG_RESULT([$ENABLE_SSSE3_SHA1])
177
178 if test "$ENABLE_SSSE3_SHA1" = "yes" ; then
179         AC_DEFINE([ENABLE_SSSE3_SHA1], [1],
180                   [Define to 1 if using SSSE3 implementation of SHA-1])
181         AC_PROG_NASM
182         NASM_SYMBOL_PREFIX=""
183         NASM_PLATFORM_FLAGS=""
184         if test "$WINDOWS_NATIVE_BUILD" = "yes"; then
185                 NASM_PLATFORM_FLAGS="-DWIN_ABI"
186         fi
187         case "$host_os" in
188         darwin* | rhapsody* | nextstep* | openstep* | macos*)
189                 NASM_SYMBOL_PREFIX="_"
190                 ;;
191         esac
192         AC_SUBST([NASM_PLATFORM_FLAGS], [$NASM_PLATFORM_FLAGS])
193         AC_SUBST([NASM_SYMBOL_PREFIX], [$NASM_SYMBOL_PREFIX])
194 else
195         AC_MSG_CHECKING([whether to use SHA-1 implementation from system libcrypto])
196         AC_ARG_WITH([libcrypto],
197                     [AS_HELP_STRING([--without-libcrypto],
198                                     [build in the SHA-1 algorithm, rather than
199                                      use external libcrypto from OpenSSL
200                                      (default is autodetect)])],
201                     [WITH_LIBCRYPTO=$withval],
202                     [WITH_LIBCRYPTO=auto])
203         AC_MSG_RESULT([$WITH_LIBCRYPTO])
204         if test "$WITH_LIBCRYPTO" != "no"; then
205                 PKG_CHECK_MODULES([LIBCRYPTO], [libcrypto], [
206                         PKGCONFIG_PRIVATE_REQUIRES="$PKGCONFIG_PRIVATE_REQUIRES libcrypto"
207                         AC_DEFINE([WITH_LIBCRYPTO], [1],
208                                   [Define to 1 if using libcrypto SHA-1])
209                 ], [AC_MSG_WARN([Cannot find libcrypto: using stand-alone SHA-1 code instead])])
210         fi
211 fi
212 AM_CONDITIONAL([ENABLE_SSSE3_SHA1], [test "$ENABLE_SSSE3_SHA1" = "yes"])
213
214 # ----------------------------- Other options ---------------------------------
215
216 AC_MSG_CHECKING([whether to include error messages])
217 AC_ARG_ENABLE([error_messages],
218         AS_HELP_STRING([--disable-error-messages], [do not compile in error messsages]),
219         [ENABLE_ERROR_MESSAGES=$enableval],
220         [ENABLE_ERROR_MESSAGES=yes])
221 AC_MSG_RESULT([$ENABLE_ERROR_MESSAGES])
222 if test "$ENABLE_ERROR_MESSAGES" = "yes"; then
223         AC_DEFINE([ENABLE_ERROR_MESSAGES], [1], [Define to 1 if including error messages])
224 fi
225
226 AC_MSG_CHECKING([whether to include assertions])
227 AC_ARG_ENABLE([assertions],
228         AS_HELP_STRING([--disable-assertions], [do not include assertions]),
229         [ENABLE_ASSERTIONS=$enableval],
230         [ENABLE_ASSERTIONS=yes])
231 AC_MSG_RESULT([$ENABLE_ASSERTIONS])
232 if test "$ENABLE_ASSERTIONS" = "yes"; then
233         AC_DEFINE([ENABLE_ASSERTIONS], [1], [Define to 1 if including assertions])
234 fi
235
236 AC_MSG_CHECKING([whether to include support for multi-threaded compression])
237 AC_ARG_ENABLE([multithreaded-compression],
238         AS_HELP_STRING([--disable-multithreaded-compression],
239                        [disable support for multithreaded compression]),
240         [ENABLE_MULTITHREADED_COMPRESSION=$enableval],
241         [ENABLE_MULTITHREADED_COMPRESSION=yes])
242 AC_MSG_RESULT([$ENABLE_MULTITHREADED_COMPRESSION])
243 if test "$ENABLE_MULTITHREADED_COMPRESSION" = "yes"; then
244         AC_DEFINE([ENABLE_MULTITHREADED_COMPRESSION], [1],
245                   [Define to 1 to support multithreaded compression])
246 fi
247
248 AC_ARG_WITH(pkgconfigdir,
249             [  --with-pkgconfigdir=DIR      pkgconfig file in DIR @<:@LIBDIR/pkgconfig@:>@],
250             [pkgconfigdir=$withval],
251             [pkgconfigdir='${libdir}/pkgconfig'])
252 AC_SUBST(pkgconfigdir)
253
254 AC_MSG_CHECKING([whether to enable supporting code for tests])
255 AC_ARG_ENABLE([test-support],
256               [AS_HELP_STRING([--enable-test-support],
257                               [Enable supporting code for tests (developers only)])],
258               [ENABLE_TEST_SUPPORT=$enableval],
259               [ENABLE_TEST_SUPPORT=no])
260 AC_MSG_RESULT([$ENABLE_TEST_SUPPORT])
261 if test "$ENABLE_TEST_SUPPORT" = "yes" ; then
262         AC_DEFINE([ENABLE_TEST_SUPPORT], [1],
263                   [Define to 1 to enable supporting code for tests])
264 fi
265 AM_CONDITIONAL([ENABLE_TEST_SUPPORT], [test "$ENABLE_TEST_SUPPORT" = "yes"])
266
267 ###############################################################################
268
269 AC_SUBST([PKGCONFIG_PRIVATE_REQUIRES], [$PKGCONFIG_PRIVATE_REQUIRES])
270 AC_SUBST([PKGCONFIG_PRIVATE_LIBS], [$PKGCONFIG_PRIVATE_LIBS])
271 AC_OUTPUT