1 # configure.ac - for GnuPG 2.1
2 # Copyright (C) 1998-2012 Free Software Foundation, Inc.
3 # Copyright (C) 1998-2016 Werner Koch
5 # This file is part of GnuPG.
7 # GnuPG is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3 of the License, or
10 # (at your option) any later version.
12 # GnuPG is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, see <https://www.gnu.org/licenses/>.
20 # Process this file with autoconf to produce a configure script.
22 min_automake_version="1.14"
24 # To build a release you need to create a tag with the version number
25 # (git tag -s gnupg-2.n.m) and run "./autogen.sh --force". Please
26 # bump the version number immediately *after* the release and do
27 # another commit and push so that the git magic is able to work.
28 m4_define([mym4_package],[gnupg])
29 m4_define([mym4_major], [2])
30 m4_define([mym4_minor], [1])
31 m4_define([mym4_micro], [17])
33 # To start a new development series, i.e a new major or minor number
34 # you need to mark an arbitrary commit before the first beta release
35 # with an annotated tag. For example the 2.1 branch starts off with
36 # the tag "gnupg-2.1-base". This is used as the base for counting
37 # beta numbers before the first release of a series.
39 # Below is m4 magic to extract and compute the git revision number,
40 # the decimalized short revision number, a beta version string and a
41 # flag indicating a development version (mym4_isbeta). Note that the
42 # m4 processing is done by autoconf and not during the configure run.
43 m4_define([mym4_verslist], m4_split(m4_esyscmd([./autogen.sh --find-version] \
44 mym4_package mym4_major mym4_minor mym4_micro),[:]))
45 m4_define([mym4_isbeta], m4_argn(2, mym4_verslist))
46 m4_define([mym4_version], m4_argn(4, mym4_verslist))
47 m4_define([mym4_revision], m4_argn(7, mym4_verslist))
48 m4_define([mym4_revision_dec], m4_argn(8, mym4_verslist))
49 m4_esyscmd([echo ]mym4_version[>VERSION])
50 AC_INIT([mym4_package],[mym4_version], [https://bugs.gnupg.org])
52 NEED_GPG_ERROR_VERSION=1.24
55 NEED_LIBGCRYPT_VERSION=1.7.0
58 NEED_LIBASSUAN_VERSION=2.4.3
61 NEED_KSBA_VERSION=1.3.4
64 NEED_NTBTLS_VERSION=0.1.0
70 NEED_GNUTLS_VERSION=3.0
72 NEED_SQLITE_VERSION=3.7
74 development_version=mym4_isbeta
76 PACKAGE_GT=${PACKAGE_NAME}2
77 VERSION=$PACKAGE_VERSION
79 AC_CONFIG_AUX_DIR([build-aux])
80 AC_CONFIG_SRCDIR([sm/gpgsm.c])
81 AC_CONFIG_HEADER([config.h])
82 AM_INIT_AUTOMAKE([serial-tests dist-bzip2 no-dist-gzip])
88 # Before we do anything with the C compiler, we first save the user's
89 # CFLAGS (they are restored at the end of the configure script). This
90 # is because some configure checks don't work with -Werror, but we'd
91 # like to use -Werror with our build.
95 # Some status variables.
105 have_system_resolver=no
106 gnupg_have_ldap="n/a"
116 dirmngr_auto_start=yes
122 GNUPG_BUILD_PROGRAM(gpg, yes)
123 GNUPG_BUILD_PROGRAM(gpgsm, yes)
124 # The agent is a required part and can't be disabled anymore.
126 GNUPG_BUILD_PROGRAM(scdaemon, yes)
127 GNUPG_BUILD_PROGRAM(g13, no)
128 GNUPG_BUILD_PROGRAM(dirmngr, yes)
129 GNUPG_BUILD_PROGRAM(tools, yes)
130 GNUPG_BUILD_PROGRAM(doc, yes)
131 GNUPG_BUILD_PROGRAM(symcryptrun, no)
132 # We use gpgtar to unpack test data, hence we always build it. If the
133 # user opts out, we simply don't install it.
134 GNUPG_BUILD_PROGRAM(gpgtar, yes)
135 GNUPG_BUILD_PROGRAM(wks-tools, no)
140 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package])
141 AC_DEFINE_UNQUOTED(PACKAGE_GT, "$PACKAGE_GT",
142 [Name of this package for gettext])
143 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version of this package])
144 AC_DEFINE_UNQUOTED(PACKAGE_BUGREPORT, "$PACKAGE_BUGREPORT",
145 [Bug report address])
146 AC_DEFINE_UNQUOTED(NEED_LIBGCRYPT_VERSION, "$NEED_LIBGCRYPT_VERSION",
147 [Required version of Libgcrypt])
148 AC_DEFINE_UNQUOTED(NEED_KSBA_VERSION, "$NEED_KSBA_VERSION",
149 [Required version of Libksba])
150 AC_DEFINE_UNQUOTED(NEED_NTBTLS_VERSION, "$NEED_NTBTLS_VERSION",
151 [Required version of NTBTLS])
155 # The default is to use the modules from this package and the few
156 # other packages in a standard place; i.e where this package gets
157 # installed. With these options it is possible to override these
158 # ${prefix} depended values with fixed paths, which can't be replaced
159 # at make time. See also am/cmacros.am and the defaults in AH_BOTTOM.
160 AC_ARG_WITH(agent-pgm,
161 [ --with-agent-pgm=PATH Use PATH as the default for the agent)],
162 GNUPG_AGENT_PGM="$withval", GNUPG_AGENT_PGM="" )
163 AC_SUBST(GNUPG_AGENT_PGM)
164 AM_CONDITIONAL(GNUPG_AGENT_PGM, test -n "$GNUPG_AGENT_PGM")
165 show_gnupg_agent_pgm="(default)"
166 test -n "$GNUPG_AGENT_PGM" && show_gnupg_agent_pgm="$GNUPG_AGENT_PGM"
168 AC_ARG_WITH(pinentry-pgm,
169 [ --with-pinentry-pgm=PATH Use PATH as the default for the pinentry)],
170 GNUPG_PINENTRY_PGM="$withval", GNUPG_PINENTRY_PGM="" )
171 AC_SUBST(GNUPG_PINENTRY_PGM)
172 AM_CONDITIONAL(GNUPG_PINENTRY_PGM, test -n "$GNUPG_PINENTRY_PGM")
173 show_gnupg_pinentry_pgm="(default)"
174 test -n "$GNUPG_PINENTRY_PGM" && show_gnupg_pinentry_pgm="$GNUPG_PINENTRY_PGM"
177 AC_ARG_WITH(scdaemon-pgm,
178 [ --with-scdaemon-pgm=PATH Use PATH as the default for the scdaemon)],
179 GNUPG_SCDAEMON_PGM="$withval", GNUPG_SCDAEMON_PGM="" )
180 AC_SUBST(GNUPG_SCDAEMON_PGM)
181 AM_CONDITIONAL(GNUPG_SCDAEMON_PGM, test -n "$GNUPG_SCDAEMON_PGM")
182 show_gnupg_scdaemon_pgm="(default)"
183 test -n "$GNUPG_SCDAEMON_PGM" && show_gnupg_scdaemon_pgm="$GNUPG_SCDAEMON_PGM"
186 AC_ARG_WITH(dirmngr-pgm,
187 [ --with-dirmngr-pgm=PATH Use PATH as the default for the dirmngr)],
188 GNUPG_DIRMNGR_PGM="$withval", GNUPG_DIRMNGR_PGM="" )
189 AC_SUBST(GNUPG_DIRMNGR_PGM)
190 AM_CONDITIONAL(GNUPG_DIRMNGR_PGM, test -n "$GNUPG_DIRMNGR_PGM")
191 show_gnupg_dirmngr_pgm="(default)"
192 test -n "$GNUPG_DIRMNGR_PGM" && show_gnupg_dirmngr_pgm="$GNUPG_DIRMNGR_PGM"
194 AC_ARG_WITH(protect-tool-pgm,
195 [ --with-protect-tool-pgm=PATH Use PATH as the default for the protect-tool)],
196 GNUPG_PROTECT_TOOL_PGM="$withval", GNUPG_PROTECT_TOOL_PGM="" )
197 AC_SUBST(GNUPG_PROTECT_TOOL_PGM)
198 AM_CONDITIONAL(GNUPG_PROTECT_TOOL_PGM, test -n "$GNUPG_PROTECT_TOOL_PGM")
199 show_gnupg_protect_tool_pgm="(default)"
200 test -n "$GNUPG_PROTECT_TOOL_PGM" \
201 && show_gnupg_protect_tool_pgm="$GNUPG_PROTECT_TOOL_PGM"
203 AC_ARG_WITH(dirmngr-ldap-pgm,
204 [ --with-dirmngr-ldap-pgm=PATH Use PATH as the default for the dirmngr ldap wrapper)],
205 GNUPG_DIRMNGR_LDAP_PGM="$withval", GNUPG_DIRMNGR_LDAP_PGM="" )
206 AC_SUBST(GNUPG_DIRMNGR_LDAP_PGM)
207 AM_CONDITIONAL(GNUPG_DIRMNGR_LDAP_PGM, test -n "$GNUPG_DIRMNGR_LDAP_PGM")
208 show_gnupg_dirmngr_ldap_pgm="(default)"
209 test -n "$GNUPG_DIRMNGR_LDAP_PGM" \
210 && show_gnupg_dirmngr_ldap_pgm="$GNUPG_DIRMNGR_LDAP_PGM"
213 # On some platforms gpg2 is usually installed as gpg without using a
214 # symlink. For correct operation of gpgconf it needs to know the
215 # installed name of gpg. This option sets "gpg2"'s installed name to
216 # just "gpg". Note that it might be required to rename gpg2 to gpg
217 # manually after the build process.
219 AC_ARG_ENABLE(gpg2-is-gpg,
220 AC_HELP_STRING([--enable-gpg2-is-gpg],[Set installed name of gpg2 to gpg]),
221 gpg2_is_gpg=$enableval)
222 if test "$gpg2_is_gpg" != "yes"; then
223 AC_DEFINE(USE_GPG2_HACK, 1, [Define to install gpg as gpg2])
225 AM_CONDITIONAL(USE_GPG2_HACK, test "$gpg2_is_gpg" != "yes")
228 # SELinux support includes tracking of sensitive files to avoid
229 # leaking their contents through processing these files by gpg itself
230 AC_MSG_CHECKING([whether SELinux support is requested])
231 AC_ARG_ENABLE(selinux-support,
232 AC_HELP_STRING([--enable-selinux-support],
233 [enable SELinux support]),
234 selinux_support=$enableval, selinux_support=no)
235 AC_MSG_RESULT($selinux_support)
238 AC_MSG_CHECKING([whether to allocate extra secure memory])
239 AC_ARG_ENABLE(large-secmem,
240 AC_HELP_STRING([--enable-large-secmem],
241 [allocate extra secure memory]),
242 large_secmem=$enableval, large_secmem=no)
243 AC_MSG_RESULT($large_secmem)
244 if test "$large_secmem" = yes ; then
245 SECMEM_BUFFER_SIZE=65536
247 SECMEM_BUFFER_SIZE=32768
249 AC_DEFINE_UNQUOTED(SECMEM_BUFFER_SIZE,$SECMEM_BUFFER_SIZE,
250 [Size of secure memory buffer])
252 AC_MSG_CHECKING([whether to enable trust models])
253 AC_ARG_ENABLE(trust-models,
254 AC_HELP_STRING([--disable-trust-models],
255 [disable all trust models except "always"]),
256 use_trust_models=$enableval)
257 AC_MSG_RESULT($use_trust_models)
258 if test "$use_trust_models" = no ; then
259 AC_DEFINE(NO_TRUST_MODELS, 1,
260 [Define to include only trust-model always])
263 AC_MSG_CHECKING([whether to enable TOFU])
265 AC_HELP_STRING([--disable-tofu],
266 [disable the TOFU trust model]),
267 use_tofu=$enableval, use_tofu=$use_trust_models)
268 AC_MSG_RESULT($use_tofu)
269 if test "$use_trust_models" = no && test "$use_tofu" = yes; then
270 AC_MSG_ERROR([both --disable-trust-models and --enable-tofu given])
273 AC_MSG_CHECKING([whether to enable libdns])
274 AC_ARG_ENABLE(libdns,
275 AC_HELP_STRING([--disable-libdns],
276 [do not build with libdns support]),
277 use_libdns=$enableval, use_libdns=yes)
278 AC_MSG_RESULT($use_libdns)
279 if test x"$use_libdns" = xyes ; then
280 AC_DEFINE(USE_LIBDNS, 1, [Build with integrated libdns support])
282 AM_CONDITIONAL(USE_LIBDNS, test "$use_libdns" = yes)
286 # Options to disable algorithm
289 GNUPG_GPG_DISABLE_ALGO([rsa],[RSA public key])
290 # Elgamal is a MUST algorithm
291 # DSA is a MUST algorithm
292 GNUPG_GPG_DISABLE_ALGO([ecdh],[ECDH public key])
293 GNUPG_GPG_DISABLE_ALGO([ecdsa],[ECDSA public key])
294 GNUPG_GPG_DISABLE_ALGO([eddsa],[EdDSA public key])
296 GNUPG_GPG_DISABLE_ALGO([idea],[IDEA cipher])
297 # 3DES is a MUST algorithm
298 GNUPG_GPG_DISABLE_ALGO([cast5],[CAST5 cipher])
299 GNUPG_GPG_DISABLE_ALGO([blowfish],[BLOWFISH cipher])
300 GNUPG_GPG_DISABLE_ALGO([aes128],[AES128 cipher])
301 GNUPG_GPG_DISABLE_ALGO([aes192],[AES192 cipher])
302 GNUPG_GPG_DISABLE_ALGO([aes256],[AES256 cipher])
303 GNUPG_GPG_DISABLE_ALGO([twofish],[TWOFISH cipher])
304 GNUPG_GPG_DISABLE_ALGO([camellia128],[CAMELLIA128 cipher])
305 GNUPG_GPG_DISABLE_ALGO([camellia192],[CAMELLIA192 cipher])
306 GNUPG_GPG_DISABLE_ALGO([camellia256],[CAMELLIA256 cipher])
308 GNUPG_GPG_DISABLE_ALGO([md5],[MD5 hash])
309 # SHA1 is a MUST algorithm
310 GNUPG_GPG_DISABLE_ALGO([rmd160],[RIPE-MD160 hash])
311 GNUPG_GPG_DISABLE_ALGO([sha224],[SHA-224 hash])
312 # SHA256 is a MUST algorithm for GnuPG.
313 GNUPG_GPG_DISABLE_ALGO([sha384],[SHA-384 hash])
314 GNUPG_GPG_DISABLE_ALGO([sha512],[SHA-512 hash])
317 # Allow disabling of zip support.
318 # This is in general not a good idea because according to rfc4880 OpenPGP
319 # implementations SHOULD support ZLIB.
320 AC_MSG_CHECKING([whether to enable the ZIP and ZLIB compression algorithm])
322 AC_HELP_STRING([--disable-zip],
323 [disable the ZIP and ZLIB compression algorithm]),
325 AC_MSG_RESULT($use_zip)
327 # Allow disabling of bzib2 support.
328 # It is defined only after we confirm the library is available later
329 AC_MSG_CHECKING([whether to enable the BZIP2 compression algorithm])
331 AC_HELP_STRING([--disable-bzip2],[disable the BZIP2 compression algorithm]),
332 use_bzip2=$enableval)
333 AC_MSG_RESULT($use_bzip2)
335 # Configure option to allow or disallow execution of external
336 # programs, like a photo viewer.
337 AC_MSG_CHECKING([whether to enable external program execution])
339 AC_HELP_STRING([--disable-exec],[disable all external program execution]),
341 AC_MSG_RESULT($use_exec)
342 if test "$use_exec" = no ; then
343 AC_DEFINE(NO_EXEC,1,[Define to disable all external program execution])
346 if test "$use_exec" = yes ; then
347 AC_MSG_CHECKING([whether to enable photo ID viewing])
348 AC_ARG_ENABLE(photo-viewers,
349 [ --disable-photo-viewers disable photo ID viewers],
350 [if test "$enableval" = no ; then
351 AC_DEFINE(DISABLE_PHOTO_VIEWER,1,[define to disable photo viewing])
353 gnupg_cv_enable_photo_viewers=$enableval
354 AC_MSG_RESULT($enableval)
356 if test "$gnupg_cv_enable_photo_viewers" = yes ; then
357 AC_MSG_CHECKING([whether to use a fixed photo ID viewer])
358 AC_ARG_WITH(photo-viewer,
359 [ --with-photo-viewer=FIXED_VIEWER set a fixed photo ID viewer],
360 [if test "$withval" = yes ; then
362 elif test "$withval" != no ; then
363 AC_DEFINE_UNQUOTED(FIXED_PHOTO_VIEWER,"$withval",
364 [if set, restrict photo-viewer to this])
366 AC_MSG_RESULT($withval)
372 # Check for the key/uid cache size. This can't be zero, but can be
373 # pretty small on embedded systems. This is used for the gpg part.
375 AC_MSG_CHECKING([for the size of the key and uid cache])
376 AC_ARG_ENABLE(key-cache,
377 AC_HELP_STRING([--enable-key-cache=SIZE],
378 [Set key cache to SIZE (default 4096)]),,enableval=4096)
379 if test "$enableval" = "no"; then
381 elif test "$enableval" = "yes" || test "$enableval" = ""; then
385 key_cache_size=`echo "$enableval" | sed 's/[A-Za-z]//g'`
387 if test "$enableval" != "$key_cache_size" || test "$key_cache_size" -lt 5; then
388 AC_MSG_ERROR([invalid key-cache size])
390 AC_MSG_RESULT($key_cache_size)
391 AC_DEFINE_UNQUOTED(PK_UID_CACHE_SIZE,$key_cache_size,
392 [Size of the key and UID caches])
397 # Check whether we want to use Linux capabilities
399 AC_MSG_CHECKING([whether use of capabilities is requested])
400 AC_ARG_WITH(capabilities,
401 [ --with-capabilities use linux capabilities [default=no]],
402 [use_capabilities="$withval"],[use_capabilities=no])
403 AC_MSG_RESULT($use_capabilities)
406 # Check whether to disable the card support
407 AC_MSG_CHECKING([whether smartcard support is requested])
408 AC_ARG_ENABLE(card-support,
409 AC_HELP_STRING([--disable-card-support],
410 [disable smartcard support]),
411 card_support=$enableval)
412 AC_MSG_RESULT($card_support)
413 if test "$card_support" = yes ; then
414 AC_DEFINE(ENABLE_CARD_SUPPORT,1,[Define to include smartcard support])
420 # Allow disabling of internal CCID support.
421 # It is defined only after we confirm the library is available later
423 AC_MSG_CHECKING([whether to enable the internal CCID driver])
424 AC_ARG_ENABLE(ccid-driver,
425 AC_HELP_STRING([--disable-ccid-driver],
426 [disable the internal CCID driver]),
427 use_ccid_driver=$enableval)
428 AC_MSG_RESULT($use_ccid_driver)
430 AC_MSG_CHECKING([whether to auto start dirmngr])
431 AC_ARG_ENABLE(dirmngr-auto-start,
432 AC_HELP_STRING([--disable-dirmngr-auto-start],
433 [disable auto starting of the dirmngr]),
434 dirmngr_auto_start=$enableval)
435 AC_MSG_RESULT($dirmngr_auto_start)
436 if test "$dirmngr_auto_start" = yes ; then
437 AC_DEFINE(USE_DIRMNGR_AUTO_START,1,
438 [Define to enable auto starting of the dirmngr])
443 # To avoid double inclusion of config.h which might happen at some
444 # places, we add the usual double inclusion protection at the top of
448 #ifndef GNUPG_CONFIG_H_INCLUDED
449 #define GNUPG_CONFIG_H_INCLUDED
453 # Stuff which goes at the bottom of config.h.
456 /* This is the major version number of GnuPG so that
457 source included files can test for this. Note, that
458 we use 2 here even for GnuPG 1.9.x. */
459 #define GNUPG_MAJOR_VERSION 2
461 /* Now to separate file name parts.
462 Please note that the string version must not contain more
463 than one character because the code assumes strlen()==1 */
464 #ifdef HAVE_DOSISH_SYSTEM
465 #define DIRSEP_C '\\'
466 #define DIRSEP_S "\\"
469 #define PATHSEP_C ';'
470 #define PATHSEP_S ";"
471 #define EXEEXT_S ".exe"
477 #define PATHSEP_C ':'
478 #define PATHSEP_S ":"
482 /* This is the same as VERSION, but should be overridden if the
483 platform cannot handle things like dots '.' in filenames. Set
484 SAFE_VERSION_DOT and SAFE_VERSION_DASH to whatever SAFE_VERSION
485 uses for dots and dashes. */
486 #define SAFE_VERSION VERSION
487 #define SAFE_VERSION_DOT '.'
488 #define SAFE_VERSION_DASH '-'
490 /* Some global constants. */
491 #ifdef HAVE_DOSISH_SYSTEM
492 # ifdef HAVE_DRIVE_LETTERS
493 # define GNUPG_DEFAULT_HOMEDIR "c:/gnupg"
495 # define GNUPG_DEFAULT_HOMEDIR "/gnupg"
498 #define GNUPG_DEFAULT_HOMEDIR "/SYS$LOGIN/gnupg"
500 #define GNUPG_DEFAULT_HOMEDIR "~/.gnupg"
502 #define GNUPG_PRIVATE_KEYS_DIR "private-keys-v1.d"
503 #define GNUPG_OPENPGP_REVOC_DIR "openpgp-revocs.d"
505 /* For some systems (DOS currently), we hardcode the path here. For
506 POSIX systems the values are constructed by the Makefiles, so that
507 the values may be overridden by the make invocations; this is to
508 comply with the GNU coding standards. Note that these values are
510 #ifdef HAVE_DOSISH_SYSTEM
511 # ifdef HAVE_DRIVE_LETTERS
512 # define GNUPG_BINDIR "c:\\gnupg"
513 # define GNUPG_LIBEXECDIR "c:\\gnupg"
514 # define GNUPG_LIBDIR "c:\\gnupg"
515 # define GNUPG_DATADIR "c:\\gnupg"
516 # define GNUPG_SYSCONFDIR "c:\\gnupg"
518 # define GNUPG_BINDIR "\\gnupg"
519 # define GNUPG_LIBEXECDIR "\\gnupg"
520 # define GNUPG_LIBDIR "\\gnupg"
521 # define GNUPG_DATADIR "\\gnupg"
522 # define GNUPG_SYSCONFDIR "\\gnupg"
526 /* Derive some other constants. */
527 #if !(defined(HAVE_FORK) && defined(HAVE_PIPE) && defined(HAVE_WAITPID))
528 #define EXEC_TEMPFILE_ONLY
532 /* We didn't define endianness above, so get it from OS macros. This
533 is intended for making fat binary builds on OS X. */
534 #if !defined(BIG_ENDIAN_HOST) && !defined(LITTLE_ENDIAN_HOST)
535 #if defined(__BIG_ENDIAN__)
536 #define BIG_ENDIAN_HOST 1
537 #elif defined(__LITTLE_ENDIAN__)
538 #define LITTLE_ENDIAN_HOST 1
540 #error "No endianness found"
545 /* Hack used for W32: ldap.m4 also tests for the ASCII version of
546 ldap_start_tls_s because that is the actual symbol used in the
547 library. winldap.h redefines it to our commonly used value,
548 thus we define our usual macro here. */
549 #ifdef HAVE_LDAP_START_TLS_SA
550 # ifndef HAVE_LDAP_START_TLS_S
551 # define HAVE_LDAP_START_TLS_S 1
555 /* Provide the es_ macro for estream. */
556 #define GPGRT_ENABLE_ES_MACROS 1
558 /* Tell libgcrypt not to use its own libgpg-error implementation. */
559 #define USE_LIBGPG_ERROR 1
561 /* Tell Libgcrypt not to include deprecated definitions. */
562 #define GCRYPT_NO_DEPRECATED 1
564 /* Our HTTP code is used in estream mode. */
565 #define HTTP_USE_ESTREAM 1
567 /* Under W32 we do an explicit socket initialization, thus we need to
568 avoid the on-demand initialization which would also install an atexit
570 #define HTTP_NO_WSASTARTUP
572 /* Under Windows we use the gettext code from libgpg-error. */
573 #define GPG_ERR_ENABLE_GETTEXT_MACROS
575 /* Under WindowsCE we use the strerror replacement from libgpg-error. */
576 #define GPG_ERR_ENABLE_ERRNO_MACROS
578 #endif /*GNUPG_CONFIG_H_INCLUDED*/
583 AC_ARG_VAR(SYSROOT,[locate config scripts also below that directory])
585 # Checks for programs.
586 AC_MSG_NOTICE([checking for programs])
589 missing_dir=`cd $ac_aux_dir && pwd`
590 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
591 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
592 AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
593 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
594 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
600 if test "x$ac_cv_prog_cc_c89" = "xno" ; then
601 AC_MSG_ERROR([[No C-89 compiler found]])
606 AC_CHECK_TOOL(AR, ar, :)
607 AC_PATH_PROG(PERL,"perl")
608 AC_CHECK_TOOL(WINDRES, windres, :)
614 # We need to compile and run a program on the build machine. A
615 # comment in libgpg-error says that the AC_PROG_CC_FOR_BUILD macro in
616 # the AC archive is broken for autoconf 2.57. Given that there is no
617 # newer version of that macro, we assume that it is also broken for
618 # autoconf 2.61 and thus we use a simple but usually sufficient
620 AC_MSG_CHECKING(for cc for build)
621 if test "$cross_compiling" = "yes"; then
622 CC_FOR_BUILD="${CC_FOR_BUILD-cc}"
624 CC_FOR_BUILD="${CC_FOR_BUILD-$CC}"
626 AC_MSG_RESULT($CC_FOR_BUILD)
627 AC_ARG_VAR(CC_FOR_BUILD,[build system C compiler])
629 # We need to call this macro because other pkg-config macros are
636 have_dosish_system=no
639 have_android_system=no
640 use_simple_gettext=no
645 # special stuff for Windoze NT
646 ac_cv_have_dev_random=no
647 AC_DEFINE(USE_ONLY_8DOT3,1,
648 [Set this to limit filenames to the 8.3 format])
649 AC_DEFINE(USE_SIMPLE_GETTEXT,1,
650 [Because the Unix gettext has too much overhead on
651 MingW32 systems and these systems lack Posix functions,
652 we use a simplified version of gettext])
653 have_dosish_system=yes
656 use_ldapwrapper=no # Fixme: Do this only for CE.
659 have_w32ce_system=yes
662 AC_DEFINE(HAVE_DRIVE_LETTERS,1,
663 [Defined if the OS supports drive letters.])
667 use_simple_gettext=yes
670 i?86-emx-os2 | i?86-*-os2*emx )
671 # OS/2 with the EMX environment
672 ac_cv_have_dev_random=no
673 AC_DEFINE(HAVE_DRIVE_LETTERS)
674 have_dosish_system=yes
679 # DOS with the DJGPP environment
680 ac_cv_have_dev_random=no
681 AC_DEFINE(HAVE_DRIVE_LETTERS)
682 have_dosish_system=yes
687 if test -z "$GCC" ; then
688 CFLAGS="-Ae -D_HPUX_SOURCE $CFLAGS"
692 if test -z "$GCC" ; then
693 # Suppress all warnings
694 # to get rid of the unsigned/signed char mismatch warnings.
699 if test -z "$GCC" ; then
700 # Use the newer compiler `-msg_disable ptrmismatch1' to
701 # get rid of the unsigned/signed char mismatch warnings.
702 # Using this may hide other pointer mismatch warnings, but
703 # it at least lets other warning classes through
704 CFLAGS="-msg_disable ptrmismatch1 $CFLAGS"
710 have_android_system=yes
711 # Android is fully utf-8 and we do not want to use iconv to
712 # keeps things simple
719 if test "$have_dosish_system" = yes; then
720 AC_DEFINE(HAVE_DOSISH_SYSTEM,1,
721 [Defined if we run on some of the PCDOS like systems
722 (DOS, Windoze. OS/2) with special properties like
723 no file modes, case insensitive file names and preferred
724 use of backslashes as directory name separators.])
726 AM_CONDITIONAL(HAVE_DOSISH_SYSTEM, test "$have_dosish_system" = yes)
728 AM_CONDITIONAL(USE_SIMPLE_GETTEXT, test x"$use_simple_gettext" = xyes)
730 if test "$have_w32_system" = yes; then
731 AC_DEFINE(HAVE_W32_SYSTEM,1, [Defined if we run on a W32 API based system])
732 if test "$have_w32ce_system" = yes; then
733 AC_DEFINE(HAVE_W32CE_SYSTEM,1,[Defined if we run on WindowsCE])
736 AM_CONDITIONAL(HAVE_W32_SYSTEM, test "$have_w32_system" = yes)
737 AM_CONDITIONAL(HAVE_W32CE_SYSTEM, test "$have_w32ce_system" = yes)
739 if test "$have_android_system" = yes; then
740 AC_DEFINE(HAVE_ANDROID_SYSTEM,1, [Defined if we build for an Android system])
742 AM_CONDITIONAL(HAVE_ANDROID_SYSTEM, test "$have_android_system" = yes)
745 # (These need to go after AC_PROG_CC so that $EXEEXT is defined)
746 AC_DEFINE_UNQUOTED(EXEEXT,"$EXEEXT",[The executable file extension, if any])
750 # Checks for libraries.
752 AC_MSG_NOTICE([checking for libraries])
756 # libgpg-error is a library with error codes shared between GnuPG
759 AM_PATH_GPG_ERROR("$NEED_GPG_ERROR_VERSION",
760 have_gpg_error=yes,have_gpg_error=no)
764 # Libgcrypt is our generic crypto library
766 AM_PATH_LIBGCRYPT("$NEED_LIBGCRYPT_API:$NEED_LIBGCRYPT_VERSION",
767 have_libgcrypt=yes,have_libgcrypt=no)
771 # libassuan is used for IPC
773 AM_PATH_LIBASSUAN("$NEED_LIBASSUAN_API:$NEED_LIBASSUAN_VERSION",
774 have_libassuan=yes,have_libassuan=no)
775 if test "$have_libassuan" = "yes"; then
776 AC_DEFINE_UNQUOTED(GNUPG_LIBASSUAN_VERSION, "$libassuan_version",
777 [version of the libassuan library])
778 show_tor_support="only .onion"
783 # libksba is our X.509 support library
785 AM_PATH_KSBA("$NEED_KSBA_API:$NEED_KSBA_VERSION",have_ksba=yes,have_ksba=no)
789 # libusb allows us to use the integrated CCID smartcard reader driver.
791 # FiXME: Use GNUPG_CHECK_LIBUSB and modify to use separate AC_SUBSTs.
792 if test "$use_ccid_driver" = auto || test "$use_ccid_driver" = yes; then
801 LIBUSB_LIBS="-Wl,-framework,CoreFoundation -Wl,-framework,IOKit"
804 # FreeBSD has a native 1.0 compatible library by -lusb.
814 if test x"$LIBUSB_NAME" != x ; then
815 AC_CHECK_LIB($LIBUSB_NAME, libusb_init,
816 [ LIBUSB_LIBS="-l$LIBUSB_NAME $LIBUSB_LIBS"
818 AC_MSG_CHECKING([libusb include dir])
819 usb_incdir_found="no"
820 for _incdir in "" "/usr/include/libusb-1.0" "/usr/local/include/libusb-1.0"; do
821 _libusb_save_cppflags=$CPPFLAGS
822 if test -n "${_incdir}"; then
823 CPPFLAGS="-I${_incdir} ${CPPFLAGS}"
825 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[@%:@include <libusb.h>]])],
826 [usb_incdir=${_incdir}; usb_incdir_found="yes"], [])
827 CPPFLAGS=${_libusb_save_cppflags}
828 if test "$usb_incdir_found" = "yes"; then
832 if test "$usb_incdir_found" = "yes"; then
833 AC_MSG_RESULT([${usb_incdir}])
835 AC_MSG_RESULT([not found])
838 if test "$use_ccid_driver" != yes; then
844 if test "$have_libusb" = yes; then
845 AC_DEFINE(HAVE_LIBUSB,1, [defined if libusb is available])
847 if test x"$usb_incdir" = x; then
850 LIBUSB_CPPFLAGS="-I${usb_incdir}"
853 AC_SUBST(LIBUSB_LIBS)
854 AC_SUBST(LIBUSB_CPPFLAGS)
857 # Check wether it is necessary to link against libdl.
858 # (For example to load libpcsclite)
860 gnupg_dlopen_save_libs="$LIBS"
862 AC_SEARCH_LIBS(dlopen, c dl,,,)
865 LIBS="$gnupg_dlopen_save_libs"
870 AC_ARG_ENABLE(sqlite,
871 AC_HELP_STRING([--disable-sqlite],
872 [disable the use of SQLITE]),
873 try_sqlite=$enableval, try_sqlite=yes)
875 if test x"$use_tofu" = xyes ; then
876 if test x"$try_sqlite" = xyes ; then
877 PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= $NEED_SQLITE_VERSION],
881 if test "$have_sqlite" = "yes"; then
883 AC_SUBST([SQLITE3_CFLAGS])
884 AC_SUBST([SQLITE3_LIBS])
887 tmp=$(echo "$SQLITE3_PKG_ERRORS" | tr '\n' '\v' | sed 's/\v/\n*** /g')
890 *** Building without SQLite support - TOFU disabled
896 AM_CONDITIONAL(SQLITE3, test "$have_sqlite" = "yes")
898 if test x"$use_tofu" = xyes ; then
899 AC_DEFINE(USE_TOFU, 1, [Enable to build the TOFU code])
905 AC_PATH_PROG(ENCFS, encfs, /usr/bin/encfs)
906 AC_DEFINE_UNQUOTED(ENCFS,
907 "${ENCFS}", [defines the filename of the encfs program])
909 AC_PATH_PROG(FUSERMOUNT, fusermount, /usr/bin/fusermount)
910 AC_DEFINE_UNQUOTED(FUSERMOUNT,
911 "${FUSERMOUNT}", [defines the filename of the fusermount program])
918 # Checks for symcryptrun:
921 # libutil has openpty() and login_tty().
922 AC_CHECK_LIB(util, openpty,
923 [ LIBUTIL_LIBS="$LIBUTIL_LIBS -lutil"
924 AC_DEFINE(HAVE_LIBUTIL,1,
925 [defined if libutil is available])
927 AC_SUBST(LIBUTIL_LIBS)
929 # shred is used to clean temporary plain text files.
930 AC_PATH_PROG(SHRED, shred, /usr/bin/shred)
931 AC_DEFINE_UNQUOTED(SHRED,
932 "${SHRED}", [defines the filename of the shred program])
936 # Check whether the nPth library is available
938 AM_PATH_NPTH("$NEED_NPTH_API:$NEED_NPTH_VERSION",have_npth=yes,have_npth=no)
939 if test "$have_npth" = "yes"; then
940 AC_DEFINE(HAVE_NPTH, 1,
941 [Defined if the New Portable Thread Library is available])
942 AC_DEFINE(USE_NPTH, 1,
943 [Defined if support for nPth is requested and nPth is available])
947 *** To support concurrent access for example in gpg-agent and the SCdaemon
948 *** we need the support of the New Portable Threads Library.
954 # NTBTLS is our TLS library. If it is not available fallback to
957 AC_ARG_ENABLE(ntbtls,
958 AC_HELP_STRING([--disable-ntbtls],
959 [disable the use of NTBTLS as TLS library]),
960 try_ntbtls=$enableval, try_ntbtls=yes)
961 if test x"$try_ntbtls" = xyes ; then
962 AM_PATH_NTBTLS("$NEED_NTBTLS_API:$NEED_NTBTLS_VERSION",
963 [have_ntbtls=yes],[have_ntbtls=no])
965 if test "$have_ntbtls" = yes ; then
966 use_tls_library=ntbtls
967 AC_DEFINE(HTTP_USE_NTBTLS, 1, [Enable NTBTLS support in http.c])
969 AC_ARG_ENABLE(gnutls,
970 AC_HELP_STRING([--disable-gnutls],
971 [disable GNUTLS as fallback TLS library]),
972 try_gnutls=$enableval, try_gnutls=yes)
973 if test x"$try_gnutls" = xyes ; then
974 PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= $NEED_GNUTLS_VERSION],
978 if test "$have_gnutls" = "yes"; then
979 AC_SUBST([LIBGNUTLS_CFLAGS])
980 AC_SUBST([LIBGNUTLS_LIBS])
981 use_tls_library=gnutls
982 AC_DEFINE(HTTP_USE_GNUTLS, 1, [Enable GNUTLS support in http.c])
984 tmp=$(echo "$LIBGNUTLS_PKG_ERRORS" | tr '\n' '\v' | sed 's/\v/\n*** /g')
987 *** Building without NTBTLS and GNUTLS - no TLS access to keyservers.
994 AC_MSG_NOTICE([checking for networking options])
997 # Must check for network library requirements before doing link tests
998 # for ldap, for example. If ldap libs are static (or dynamic and without
999 # ELF runtime link paths), then link will fail and LDAP support won't
1002 AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(nsl, gethostbyname,
1003 [NETLIBS="-lnsl $NETLIBS"]))
1004 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt,
1005 [NETLIBS="-lsocket $NETLIBS"]))
1009 # Check standard resolver functions.
1011 if test "$build_dirmngr" = "yes"; then
1012 _dns_save_libs=$LIBS
1015 # Find the system resolver which can always be enabled with
1016 # the dirmngr option --standard-resolver.
1018 # the double underscore thing is a glibc-ism?
1019 AC_SEARCH_LIBS(res_query,resolv bind,,
1020 AC_SEARCH_LIBS(__res_query,resolv bind,,have_resolver=no))
1021 AC_SEARCH_LIBS(dn_expand,resolv bind,,
1022 AC_SEARCH_LIBS(__dn_expand,resolv bind,,have_resolver=no))
1024 # macOS renames dn_skipname into res_9_dn_skipname in <resolv.h>,
1025 # and for some reason fools us into believing we don't need
1026 # -lresolv even if we do. Since the test program checking for the
1027 # symbol does not include <resolv.h>, we need to check for the
1028 # renamed symbol explicitly.
1029 AC_SEARCH_LIBS(res_9_dn_skipname,resolv bind,,
1030 AC_SEARCH_LIBS(dn_skipname,resolv bind,,
1031 AC_SEARCH_LIBS(__dn_skipname,resolv bind,,have_resolver=no)))
1033 if test x"$have_resolver" != xno ; then
1035 # Make sure that the BIND 4 resolver interface is workable before
1036 # enabling any code that calls it. At some point I'll rewrite the
1037 # code to use the BIND 8 resolver API.
1038 # We might also want to use libdns instead.
1040 AC_MSG_CHECKING([whether the resolver is usable])
1041 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1042 #include <netinet/in.h>
1043 #include <arpa/nameser.h>
1044 #include <resolv.h>]],
1045 [[unsigned char answer[PACKETSZ];
1046 res_query("foo.bar",C_IN,T_A,answer,PACKETSZ);
1048 dn_expand(0,0,0,0,0);
1049 ]])],have_resolver=yes,have_resolver=no)
1050 AC_MSG_RESULT($have_resolver)
1052 # This is Apple-specific and somewhat bizarre as they changed the
1053 # define in bind 8 for some reason.
1055 if test x"$have_resolver" != xyes ; then
1057 [whether I can make the resolver usable with BIND_8_COMPAT])
1058 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define BIND_8_COMPAT
1059 #include <sys/types.h>
1060 #include <netinet/in.h>
1061 #include <arpa/nameser.h>
1062 #include <resolv.h>]],
1063 [[unsigned char answer[PACKETSZ];
1064 res_query("foo.bar",C_IN,T_A,answer,PACKETSZ);
1065 dn_skipname(0,0); dn_expand(0,0,0,0,0);
1066 ]])],[have_resolver=yes ; need_compat=yes])
1067 AC_MSG_RESULT($have_resolver)
1071 if test x"$have_resolver" = xyes ; then
1072 AC_DEFINE(HAVE_SYSTEM_RESOLVER,1,[The system's resolver is usable.])
1073 DNSLIBS="$DNSLIBS $LIBS"
1074 if test x"$need_compat" = xyes ; then
1075 AC_DEFINE(BIND_8_COMPAT,1,[an Apple OSXism])
1077 if test "$use_libdns" = yes; then
1078 show_tor_support=yes
1080 elif test "$use_libdns" = yes; then
1081 show_tor_support=yes
1085 *** The system's DNS resolver is not usable.
1086 *** Dirmngr functionality is limited.
1088 show_tor_support="${show_tor_support} (no system resolver)"
1091 if test "$have_w32_system" = yes; then
1092 if test "$use_libdns" = yes; then
1093 DNSLIBS="$DNSLIBS -liphlpapi"
1097 LIBS=$_dns_save_libs
1106 # Note that running the check changes the variable
1107 # gnupg_have_ldap from "n/a" to "no" or "yes".
1110 AC_HELP_STRING([--disable-ldap],[disable LDAP support]),
1111 [if test "$enableval" = "no"; then gnupg_have_ldap=no; fi])
1113 if test "$gnupg_have_ldap" != "no" ; then
1114 if test "$build_dirmngr" = "yes" ; then
1115 GNUPG_CHECK_LDAP($NETLIBS)
1116 AC_CHECK_LIB(lber, ber_free,
1117 [ LBER_LIBS="$LBER_LIBS -llber"
1118 AC_DEFINE(HAVE_LBER,1,
1119 [defined if liblber is available])
1125 if test "$gnupg_have_ldap" = "no"; then
1128 *** Building without LDAP support.
1129 *** No CRL access or X.509 certificate search available.
1133 AM_CONDITIONAL(USE_LDAP, [test "$gnupg_have_ldap" = yes])
1134 if test "$gnupg_have_ldap" = yes ; then
1135 AC_DEFINE(USE_LDAP,1,[Defined if LDAP is support])
1140 if test "$use_ldapwrapper" = yes; then
1141 AC_DEFINE(USE_LDAPWRAPPER,1, [Build dirmngr with LDAP wrapper process])
1143 AM_CONDITIONAL(USE_LDAPWRAPPER, test "$use_ldapwrapper" = yes)
1149 # Check for sendmail
1151 # This isn't necessarily sendmail itself, but anything that gives a
1152 # sendmail-ish interface to the outside world. That includes Exim,
1153 # Postfix, etc. Basically, anything that can handle "sendmail -t".
1154 AC_ARG_WITH(mailprog,
1155 AC_HELP_STRING([--with-mailprog=NAME],
1156 [use "NAME -t" for mail transport]),
1158 if test x"$with_mailprog" = xyes ; then
1159 AC_PATH_PROG(SENDMAIL,sendmail,,$PATH:/usr/sbin:/usr/libexec:/usr/lib)
1160 elif test x"$with_mailprog" != xno ; then
1161 AC_MSG_CHECKING([for a mail transport program])
1162 AC_SUBST(SENDMAIL,$with_mailprog)
1163 AC_MSG_RESULT($with_mailprog)
1168 # Construct a printable name of the OS
1172 PRINTABLE_OS_NAME="W32CE"
1175 PRINTABLE_OS_NAME="MingW32"
1178 PRINTABLE_OS_NAME="Cygwin"
1180 i?86-emx-os2 | i?86-*-os2*emx )
1181 PRINTABLE_OS_NAME="OS/2"
1184 PRINTABLE_OS_NAME="MSDOS/DJGPP"
1188 PRINTABLE_OS_NAME="GNU/Linux"
1191 PRINTABLE_OS_NAME=`uname -s || echo "Unknown"`
1194 AC_DEFINE_UNQUOTED(PRINTABLE_OS_NAME, "$PRINTABLE_OS_NAME",
1195 [A human readable text with the name of the OS])
1199 # Checking for iconv
1201 if test "$require_iconv" = yes; then
1207 AC_SUBST(LTLIBICONV)
1214 # This is "GNU gnupg" - The project-id script from gettext
1217 AC_MSG_NOTICE([checking for gettext])
1219 AM_GNU_GETTEXT_VERSION([0.17])
1220 if test "$try_gettext" = yes; then
1221 AM_GNU_GETTEXT([external],[need-ngettext])
1223 # gettext requires some extra checks. These really should be part of
1224 # the basic AM_GNU_GETTEXT macro. TODO: move other gettext-specific
1225 # function checks to here.
1227 AC_CHECK_FUNCS(strchr)
1230 USE_INCLUDED_LIBINTL=no
1231 BUILD_INCLUDED_LIBINTL=no
1234 AC_SUBST(USE_INCLUDED_LIBINTL)
1235 AC_SUBST(BUILD_INCLUDED_LIBINTL)
1239 # We use HAVE_LANGINFO_CODESET in a couple of places.
1242 # Checks required for our use of locales
1249 if test "$selinux_support" = yes ; then
1250 AC_DEFINE(ENABLE_SELINUX_HACKS,1,[Define to enable SELinux support])
1255 # Checks for header files.
1257 AC_MSG_NOTICE([checking for header files])
1259 AC_CHECK_HEADERS([string.h unistd.h langinfo.h termio.h locale.h getopt.h \
1260 pty.h utmp.h pwd.h inttypes.h signal.h sys/select.h \
1266 # Checks for typedefs, structures, and compiler characteristics.
1268 AC_MSG_NOTICE([checking for system characteristics])
1277 gl_HEADER_SYS_SOCKET
1280 AC_SEARCH_LIBS([inet_addr], [nsl])
1282 AC_ARG_ENABLE(endian-check,
1283 AC_HELP_STRING([--disable-endian-check],
1284 [disable the endian check and trust the OS provided macros]),
1285 endiancheck=$enableval,endiancheck=yes)
1287 if test x"$endiancheck" = xyes ; then
1291 # fixme: we should get rid of the byte type
1292 GNUPG_CHECK_TYPEDEF(byte, HAVE_BYTE_TYPEDEF)
1293 GNUPG_CHECK_TYPEDEF(ushort, HAVE_USHORT_TYPEDEF)
1294 GNUPG_CHECK_TYPEDEF(ulong, HAVE_ULONG_TYPEDEF)
1295 GNUPG_CHECK_TYPEDEF(u16, HAVE_U16_TYPEDEF)
1296 GNUPG_CHECK_TYPEDEF(u32, HAVE_U32_TYPEDEF)
1298 AC_CHECK_SIZEOF(unsigned short)
1299 AC_CHECK_SIZEOF(unsigned int)
1300 AC_CHECK_SIZEOF(unsigned long)
1301 AC_CHECK_SIZEOF(unsigned long long)
1303 AC_CHECK_SIZEOF(time_t,,[[
1305 #if TIME_WITH_SYS_TIME
1306 # include <sys/time.h>
1309 # if HAVE_SYS_TIME_H
1310 # include <sys/time.h>
1316 GNUPG_TIME_T_UNSIGNED
1319 if test "$ac_cv_sizeof_unsigned_short" = "0" \
1320 || test "$ac_cv_sizeof_unsigned_int" = "0" \
1321 || test "$ac_cv_sizeof_unsigned_long" = "0"; then
1322 AC_MSG_WARN([Hmmm, something is wrong with the sizes - using defaults]);
1327 # Checks for library functions.
1329 AC_MSG_NOTICE([checking for library functions])
1330 AC_CHECK_DECLS(getpagesize)
1334 AC_CHECK_FUNCS([strerror strlwr tcgetattr mmap canonicalize_file_name])
1335 AC_CHECK_FUNCS([strcasecmp strncasecmp ctermid times gmtime_r strtoull])
1336 AC_CHECK_FUNCS([setenv unsetenv fcntl ftruncate inet_ntop])
1337 AC_CHECK_FUNCS([canonicalize_file_name])
1338 AC_CHECK_FUNCS([prctl])
1339 AC_CHECK_FUNCS([gettimeofday getrusage getrlimit setrlimit clock_gettime])
1340 AC_CHECK_FUNCS([atexit raise getpagesize strftime nl_langinfo setlocale])
1341 AC_CHECK_FUNCS([waitpid wait4 sigaction sigprocmask pipe getaddrinfo])
1342 AC_CHECK_FUNCS([ttyname rand ftello fsync stat lstat])
1343 AC_CHECK_FUNCS([memicmp stpcpy strsep strlwr strtoul memmove stricmp strtol \
1344 memrchr isascii timegm getrusage setrlimit stat setlocale \
1345 flockfile funlockfile getpwnam getpwuid \
1346 getenv inet_pton strpbrk])
1348 # On some systems (e.g. Solaris) nanosleep requires linking to librl.
1349 # Given that we use nanosleep only as an optimization over a select
1350 # based wait function we want it only if it is available in libc.
1352 AC_SEARCH_LIBS([nanosleep], [],
1353 [AC_DEFINE(HAVE_NANOSLEEP,1,
1354 [Define to 1 if you have the `nanosleep' function in libc.])])
1358 # See whether libc supports the Linux inotify interface
1361 AC_CHECK_FUNCS([inotify_init])
1366 if test "$have_android_system" = yes; then
1367 # On Android ttyname is a stub but prints an error message.
1368 AC_DEFINE(HAVE_BROKEN_TTYNAME,1,
1369 [Defined if ttyname does not work properly])
1372 AC_CHECK_TYPES([struct sigaction, sigset_t],,,[#include <signal.h>])
1374 # Dirmngr requires mmap on Unix systems.
1375 if test $ac_cv_func_mmap != yes -a $mmap_needed = yes; then
1376 AC_MSG_ERROR([[Sorry, the current implemenation requires mmap.]])
1382 GNUPG_FUNC_MKDIR_TAKES_ONE_ARG
1385 # Sanity check regex. Tests adapted from mutt.
1387 AC_MSG_CHECKING([whether regular expression support is requested])
1388 AC_ARG_ENABLE(regex,
1389 AC_HELP_STRING([--disable-regex],
1390 [do not handle regular expressions in trust signatures]),
1391 use_regex=$enableval, use_regex=yes)
1392 AC_MSG_RESULT($use_regex)
1394 if test "$use_regex" = yes ; then
1395 _cppflags="${CPPFLAGS}"
1396 _ldflags="${LDFLAGS}"
1398 AC_HELP_STRING([--with-regex=DIR],[look for regex in DIR]),
1400 if test -d "$withval" ; then
1401 CPPFLAGS="${CPPFLAGS} -I$withval/include"
1402 LDFLAGS="${LDFLAGS} -L$withval/lib"
1406 # Does the system have regex functions at all?
1407 AC_SEARCH_LIBS([regcomp], [regex])
1408 AC_CHECK_FUNC(regcomp, gnupg_cv_have_regex=yes, gnupg_cv_have_regex=no)
1410 if test $gnupg_cv_have_regex = no; then
1413 if test x"$cross_compiling" = xyes; then
1414 AC_MSG_WARN([cross compiling; assuming regexp libray is not broken])
1416 AC_CACHE_CHECK([whether your system's regexp library is broken],
1417 [gnupg_cv_regex_broken],
1421 main() { regex_t blah ; regmatch_t p; p.rm_eo = p.rm_eo; return regcomp(&blah, "foo.*bar", REG_NOSUB) || regexec (&blah, "foobar", 0, NULL, 0); }],
1422 gnupg_cv_regex_broken=no, gnupg_cv_regex_broken=yes, gnupg_cv_regex_broken=yes))
1424 if test $gnupg_cv_regex_broken = yes; then
1425 AC_MSG_WARN([your regex is broken - disabling regex use])
1430 CPPFLAGS="${_cppflags}"
1431 LDFLAGS="${_ldflags}"
1434 if test "$use_regex" != yes ; then
1435 AC_DEFINE(DISABLE_REGEX,1, [Define to disable regular expression support])
1437 AM_CONDITIONAL(DISABLE_REGEX, test x"$use_regex" != xyes)
1442 # Do we have zlib? Must do it here because Solaris failed
1443 # when compiling a conftest (due to the "-lz" from LIBS).
1444 # Note that we combine zlib and bzlib2 in ZLIBS.
1446 if test "$use_zip" = yes ; then
1447 _cppflags="${CPPFLAGS}"
1448 _ldflags="${LDFLAGS}"
1450 [ --with-zlib=DIR use libz in DIR],[
1451 if test -d "$withval"; then
1452 CPPFLAGS="${CPPFLAGS} -I$withval/include"
1453 LDFLAGS="${LDFLAGS} -L$withval/lib"
1457 AC_CHECK_HEADER(zlib.h,
1458 AC_CHECK_LIB(z, deflateInit2_,
1461 AC_DEFINE(HAVE_ZIP,1, [Defined if ZIP and ZLIB are supported])
1463 CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags}),
1464 CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags})
1469 # Check whether we can support bzip2
1471 if test "$use_bzip2" = yes ; then
1472 _cppflags="${CPPFLAGS}"
1473 _ldflags="${LDFLAGS}"
1475 AC_HELP_STRING([--with-bzip2=DIR],[look for bzip2 in DIR]),
1477 if test -d "$withval" ; then
1478 CPPFLAGS="${CPPFLAGS} -I$withval/include"
1479 LDFLAGS="${LDFLAGS} -L$withval/lib"
1483 # Checking alongside stdio.h as an early version of bzip2 (1.0)
1484 # required stdio.h to be included before bzlib.h, and Solaris 9 is
1485 # woefully out of date.
1486 if test "$withval" != no ; then
1487 AC_CHECK_HEADER(bzlib.h,
1488 AC_CHECK_LIB(bz2,BZ2_bzCompressInit,
1491 ZLIBS="$ZLIBS -lbz2"
1492 AC_DEFINE(HAVE_BZIP2,1,
1493 [Defined if the bz2 compression library is available])
1495 CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags}),
1496 CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags},[#include <stdio.h>])
1499 AM_CONDITIONAL(ENABLE_BZIP2_SUPPORT,test x"$have_bz2" = "xyes")
1503 # Check for readline support
1504 GNUPG_CHECK_READLINE
1507 if test "$development_version" = yes; then
1508 AC_DEFINE(IS_DEVELOPMENT_VERSION,1,
1509 [Defined if this is not a regular release])
1512 AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes)
1516 # Add some extra libs here so that previous tests don't fail for
1517 # mysterious reasons - the final link step should bail out.
1518 # W32SOCKLIBS is also defined so that if can be used for tools not
1519 # requiring any network stuff but linking to code in libcommon which
1520 # tracks in winsock stuff (e.g. init_common_subsystems).
1521 if test "$have_w32_system" = yes; then
1522 if test "$have_w32ce_system" = yes; then
1525 W32SOCKLIBS="-lws2_32"
1527 NETLIBS="${NETLIBS} ${W32SOCKLIBS}"
1531 AC_SUBST(W32SOCKLIBS)
1534 # Setup gcc specific options
1537 AC_MSG_NOTICE([checking for cc features])
1538 if test "$GCC" = yes; then
1540 mycflags_save=$CFLAGS
1542 # Check whether gcc does not emit a diagnositc for unknow -Wno-*
1543 # options. This is the case for gcc >= 4.6
1544 AC_MSG_CHECKING([if gcc ignores unknown -Wno-* options])
1545 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1546 #if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 6 )
1548 #endif]],[])],[_gcc_silent_wno=yes],[_gcc_silent_wno=no])
1549 AC_MSG_RESULT($_gcc_silent_wno)
1551 # Note that it is okay to use CFLAGS here because these are just
1552 # warning options and the user should have a chance of overriding
1554 if test "$USE_MAINTAINER_MODE" = "yes"; then
1555 mycflags="$mycflags -O3 -Wall -Wcast-align -Wshadow -Wstrict-prototypes"
1556 mycflags="$mycflags -Wformat -Wno-format-y2k -Wformat-security"
1557 if test x"$_gcc_silent_wno" = xyes ; then
1560 AC_MSG_CHECKING([if gcc supports -Wno-missing-field-initializers])
1561 CFLAGS="-Wno-missing-field-initializers"
1562 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
1563 [_gcc_wopt=yes],[_gcc_wopt=no])
1564 AC_MSG_RESULT($_gcc_wopt)
1566 if test x"$_gcc_wopt" = xyes ; then
1567 mycflags="$mycflags -W -Wno-sign-compare"
1568 mycflags="$mycflags -Wno-missing-field-initializers"
1571 AC_MSG_CHECKING([if gcc supports -Wdeclaration-after-statement])
1572 CFLAGS="-Wdeclaration-after-statement"
1573 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no)
1574 AC_MSG_RESULT($_gcc_wopt)
1575 if test x"$_gcc_wopt" = xyes ; then
1576 mycflags="$mycflags -Wdeclaration-after-statement"
1579 AC_MSG_CHECKING([if gcc supports -Wlogical-op and -Wvla])
1580 CFLAGS="-Wlogical-op -Wvla"
1581 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no)
1582 AC_MSG_RESULT($_gcc_wopt)
1583 if test x"$_gcc_wopt" = xyes ; then
1584 mycflags="$mycflags -Wlogical-op -Wvla"
1588 mycflags="$mycflags -Wall"
1591 if test x"$_gcc_silent_wno" = xyes ; then
1594 AC_MSG_CHECKING([if gcc supports -Wno-pointer-sign])
1595 CFLAGS="-Wno-pointer-sign"
1596 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
1597 [_gcc_psign=yes],[_gcc_psign=no])
1598 AC_MSG_RESULT($_gcc_psign)
1600 if test x"$_gcc_psign" = xyes ; then
1601 mycflags="$mycflags -Wno-pointer-sign"
1604 AC_MSG_CHECKING([if gcc supports -Wpointer-arith])
1605 CFLAGS="-Wpointer-arith"
1606 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_psign=yes,_gcc_psign=no)
1607 AC_MSG_RESULT($_gcc_psign)
1608 if test x"$_gcc_psign" = xyes ; then
1609 mycflags="$mycflags -Wpointer-arith"
1612 CFLAGS="$mycflags $mycflags_save"
1613 if test "$use_libdns" = yes; then
1614 # dirmngr/dns.{c,h} require C99 and GNU extensions. */
1615 USE_C99_CFLAGS="-std=gnu99"
1619 AC_SUBST(USE_C99_CFLAGS)
1623 # This is handy for debugging so the compiler doesn't rearrange
1624 # things and eliminate variables.
1626 AC_ARG_ENABLE(optimization,
1627 AC_HELP_STRING([--disable-optimization],
1628 [disable compiler optimization]),
1629 [if test $enableval = no ; then
1630 CFLAGS=`echo $CFLAGS | sed s/-O[[1-9]]\ /-O0\ /g`
1636 CFLAGS="$CFLAGS $CFLAGS_orig"
1639 # Decide what to build
1642 build_scdaemon_extra=""
1643 if test "$build_scdaemon" = "yes"; then
1644 if test $have_libusb = no; then
1645 build_scdaemon_extra="without internal CCID driver"
1647 if test -n "$build_scdaemon_extra"; then
1648 build_scdaemon_extra="(${build_scdaemon_extra})"
1654 # Set variables for use by automake makefiles.
1656 AM_CONDITIONAL(BUILD_GPG, test "$build_gpg" = "yes")
1657 AM_CONDITIONAL(BUILD_GPGSM, test "$build_gpgsm" = "yes")
1658 AM_CONDITIONAL(BUILD_AGENT, test "$build_agent" = "yes")
1659 AM_CONDITIONAL(BUILD_SCDAEMON, test "$build_scdaemon" = "yes")
1660 AM_CONDITIONAL(BUILD_G13, test "$build_g13" = "yes")
1661 AM_CONDITIONAL(BUILD_DIRMNGR, test "$build_dirmngr" = "yes")
1662 AM_CONDITIONAL(BUILD_TOOLS, test "$build_tools" = "yes")
1663 AM_CONDITIONAL(BUILD_DOC, test "$build_doc" = "yes")
1664 AM_CONDITIONAL(BUILD_SYMCRYPTRUN, test "$build_symcryptrun" = "yes")
1665 AM_CONDITIONAL(BUILD_GPGTAR, test "$build_gpgtar" = "yes")
1666 AM_CONDITIONAL(BUILD_WKS_TOOLS, test "$build_wks_tools" = "yes")
1668 AM_CONDITIONAL(ENABLE_CARD_SUPPORT, test "$card_support" = yes)
1669 AM_CONDITIONAL(NO_TRUST_MODELS, test "$use_trust_models" = no)
1670 AM_CONDITIONAL(USE_TOFU, test "$use_tofu" = yes)
1673 # Set some defines for use gpgconf.
1675 if test "$build_gpg" = yes ; then
1676 AC_DEFINE(BUILD_WITH_GPG,1,[Defined if GPG is to be build])
1678 if test "$build_gpgsm" = yes ; then
1679 AC_DEFINE(BUILD_WITH_GPGSM,1,[Defined if GPGSM is to be build])
1681 if test "$build_agent" = yes ; then
1682 AC_DEFINE(BUILD_WITH_AGENT,1,[Defined if GPG-AGENT is to be build])
1684 if test "$build_scdaemon" = yes ; then
1685 AC_DEFINE(BUILD_WITH_SCDAEMON,1,[Defined if SCDAEMON is to be build])
1687 if test "$build_dirmngr" = yes ; then
1688 AC_DEFINE(BUILD_WITH_DIRMNGR,1,[Defined if SCDAEMON is to be build])
1690 if test "$build_g13" = yes ; then
1691 AC_DEFINE(BUILD_WITH_G13,1,[Defined if G13 is to be build])
1696 # Define Name strings
1698 AC_DEFINE_UNQUOTED(GNUPG_NAME, "GnuPG", [The name of the project])
1700 AC_DEFINE_UNQUOTED(GPG_NAME, "gpg", [The name of the OpenPGP tool])
1701 AC_DEFINE_UNQUOTED(GPG_DISP_NAME, "GnuPG", [The displayed name of gpg])
1703 AC_DEFINE_UNQUOTED(GPGSM_NAME, "gpgsm", [The name of the S/MIME tool])
1704 AC_DEFINE_UNQUOTED(GPGSM_DISP_NAME, "GPGSM", [The displayed name of gpgsm])
1706 AC_DEFINE_UNQUOTED(GPG_AGENT_NAME, "gpg-agent", [The name of the agent])
1707 AC_DEFINE_UNQUOTED(GPG_AGENT_DISP_NAME, "GPG Agent",
1708 [The displayed name of gpg-agent])
1710 AC_DEFINE_UNQUOTED(SCDAEMON_NAME, "scdaemon", [The name of the scdaemon])
1711 AC_DEFINE_UNQUOTED(SCDAEMON_DISP_NAME, "SCDaemon",
1712 [The displayed name of scdaemon])
1714 AC_DEFINE_UNQUOTED(DIRMNGR_NAME, "dirmngr", [The name of the dirmngr])
1715 AC_DEFINE_UNQUOTED(DIRMNGR_DISP_NAME, "DirMngr",
1716 [The displayed name of dirmngr])
1718 AC_DEFINE_UNQUOTED(G13_NAME, "g13", [The name of the g13 tool])
1719 AC_DEFINE_UNQUOTED(G13_DISP_NAME, "G13", [The displayed name of g13])
1721 AC_DEFINE_UNQUOTED(GPGCONF_NAME, "gpgconf", [The name of the gpgconf tool])
1722 AC_DEFINE_UNQUOTED(GPGCONF_DISP_NAME, "GPGConf",
1723 [The displayed name of gpgconf])
1725 AC_DEFINE_UNQUOTED(GPGTAR_NAME, "gpgtar", [The name of the gpgtar tool])
1727 AC_DEFINE_UNQUOTED(GPG_AGENT_SOCK_NAME, "S.gpg-agent",
1728 [The name of the agent socket])
1729 AC_DEFINE_UNQUOTED(GPG_AGENT_EXTRA_SOCK_NAME, "S.gpg-agent.extra",
1730 [The name of the agent socket for remote access])
1731 AC_DEFINE_UNQUOTED(GPG_AGENT_BROWSER_SOCK_NAME, "S.gpg-agent.browser",
1732 [The name of the agent socket for browsers])
1733 AC_DEFINE_UNQUOTED(GPG_AGENT_SSH_SOCK_NAME, "S.gpg-agent.ssh",
1734 [The name of the agent socket for ssh])
1735 AC_DEFINE_UNQUOTED(DIRMNGR_INFO_NAME, "DIRMNGR_INFO",
1736 [The name of the dirmngr info envvar])
1737 AC_DEFINE_UNQUOTED(SCDAEMON_SOCK_NAME, "S.scdaemon",
1738 [The name of the SCdaemon socket])
1739 AC_DEFINE_UNQUOTED(DIRMNGR_SOCK_NAME, "S.dirmngr",
1740 [The name of the dirmngr socket])
1741 AC_DEFINE_UNQUOTED(DIRMNGR_DEFAULT_KEYSERVER,
1742 "hkps://hkps.pool.sks-keyservers.net",
1743 [The default keyserver for dirmngr to use, if none is explicitly given])
1745 AC_DEFINE_UNQUOTED(GPGEXT_GPG, "gpg", [The standard binary file suffix])
1747 if test "$have_w32_system" = yes; then
1748 AC_DEFINE_UNQUOTED(GNUPG_REGISTRY_DIR, "\\\\Software\\\\GNU\\\\GnuPG",
1749 [The directory part of the W32 registry keys])
1754 # Provide information about the build.
1756 BUILD_REVISION="mym4_revision"
1757 AC_SUBST(BUILD_REVISION)
1758 AC_DEFINE_UNQUOTED(BUILD_REVISION, "$BUILD_REVISION",
1759 [GIT commit id revision used to build this package])
1762 BUILD_VERSION=`echo "$VERSION" | sed 's/\([0-9.]*\).*/\1./'`
1764 BUILD_VERSION="${BUILD_VERSION}mym4_revision_dec"
1765 BUILD_FILEVERSION=`echo "${BUILD_VERSION}" | tr . ,`
1766 AC_SUBST(BUILD_VERSION)
1767 AC_SUBST(BUILD_FILEVERSION)
1769 AC_ARG_ENABLE([build-timestamp],
1770 AC_HELP_STRING([--enable-build-timestamp],
1771 [set an explicit build timestamp for reproducibility.
1772 (default is the current time in ISO-8601 format)]),
1773 [if test "$enableval" = "yes"; then
1774 BUILD_TIMESTAMP=`date -u +%Y-%m-%dT%H:%M+0000 2>/dev/null || date`
1776 BUILD_TIMESTAMP="$enableval"
1778 BUILD_HOSTNAME="$ac_hostname"],
1779 [BUILD_TIMESTAMP="<none>"
1780 BUILD_HOSTNAME="<anon>"])
1781 AC_SUBST(BUILD_TIMESTAMP)
1782 AC_DEFINE_UNQUOTED(BUILD_TIMESTAMP, "$BUILD_TIMESTAMP",
1783 [The time this package was configured for a build])
1784 AC_SUBST(BUILD_HOSTNAME)
1788 # Print errors here so that they are visible all
1789 # together and the user can acquire them all together.
1792 if test "$have_gpg_error" = "no"; then
1796 *** You need libgpg-error to build this program.
1797 ** This library is for example available at
1798 *** ftp://ftp.gnupg.org/gcrypt/libgpg-error
1799 *** (at least version $NEED_GPG_ERROR_VERSION is required.)
1802 if test "$have_libgcrypt" = "no"; then
1806 *** You need libgcrypt to build this program.
1807 ** This library is for example available at
1808 *** ftp://ftp.gnupg.org/gcrypt/libgcrypt/
1809 *** (at least version $NEED_LIBGCRYPT_VERSION (API $NEED_LIBGCRYPT_API) is required.)
1812 if test "$have_libassuan" = "no"; then
1816 *** You need libassuan to build this program.
1817 *** This library is for example available at
1818 *** ftp://ftp.gnupg.org/gcrypt/libassuan/
1819 *** (at least version $NEED_LIBASSUAN_VERSION (API $NEED_LIBASSUAN_API) is required).
1822 if test "$have_ksba" = "no"; then
1826 *** You need libksba to build this program.
1827 *** This library is for example available at
1828 *** ftp://ftp.gnupg.org/gcrypt/libksba/
1829 *** (at least version $NEED_KSBA_VERSION using API $NEED_KSBA_API is required).
1832 if test "$gnupg_have_ldap" = yes; then
1833 if test "$have_w32ce_system" = yes; then
1835 *** Note that CeGCC might be broken, a package fixing this is:
1836 *** http://files.kolab.org/local/windows-ce/
1837 *** source/wldap32_0.1-mingw32ce.orig.tar.gz
1838 *** binary/wldap32-ce-arm-dev_0.1-1_all.deb
1842 if test "$have_npth" = "no"; then
1846 *** It is now required to build with support for the
1847 *** New Portable Threads Library (nPth). Please install this
1848 *** library first. The library is for example available at
1849 *** ftp://ftp.gnupg.org/gcrypt/npth/
1850 *** (at least version $NEED_NPTH_VERSION (API $NEED_NPTH_API) is required).
1854 if test "$require_iconv" = yes; then
1855 if test "$am_func_iconv" != yes; then
1859 *** The system does not provide a working iconv function. Please
1860 *** install a suitable library; for example GNU Libiconv which is
1862 *** http://ftp.gnu.org/gnu/libiconv/
1867 if test "$use_ccid_driver" = yes; then
1868 if test "$have_libusb" != yes; then
1872 *** You need libusb to build the internal ccid driver. Please
1873 *** install a libusb suitable for your system.
1878 if test "$die" = "yes"; then
1881 *** Required libraries not found. Please consult the above messages
1882 *** and install them before running configure again.
1888 AC_CONFIG_FILES([ m4/Makefile
1904 tests/gpgscm/Makefile
1905 tests/openpgp/Makefile
1906 tests/migrations/Makefile
1907 tests/gpgme/Makefile
1908 tests/pkits/Makefile
1909 g10/gpg.w32-manifest
1917 GnuPG v${VERSION} has been configured as follows:
1919 Revision: mym4_revision (mym4_revision_dec)
1920 Platform: $PRINTABLE_OS_NAME ($host)
1923 S/MIME: $build_gpgsm
1925 Smartcard: $build_scdaemon $build_scdaemon_extra
1927 Dirmngr: $build_dirmngr
1928 Gpgtar: $build_gpgtar
1929 WKS tools: $build_wks_tools
1931 Protect tool: $show_gnupg_protect_tool_pgm
1932 LDAP wrapper: $show_gnupg_dirmngr_ldap_pgm
1933 Default agent: $show_gnupg_agent_pgm
1934 Default pinentry: $show_gnupg_pinentry_pgm
1935 Default scdaemon: $show_gnupg_scdaemon_pgm
1936 Default dirmngr: $show_gnupg_dirmngr_pgm
1938 Dirmngr auto start: $dirmngr_auto_start
1939 Readline support: $gnupg_cv_have_readline
1940 LDAP support: $gnupg_have_ldap
1941 TLS support: $use_tls_library
1942 TOFU support: $use_tofu
1943 Tor support: $show_tor_support
1945 if test x"$use_regex" != xyes ; then
1947 Warning: No regular expression support available.
1948 OpenPGP trust signatures won't work.
1949 gpg-check-pattern will not be built.
1952 if test "x${gpg_config_script_warn}" != x; then
1954 Warning: Mismatches between the target platform and the
1955 to be used libraries have been detected for:
1956 ${gpg_config_script_warn}
1957 Please check above for more warning messages.