1 dnl *************** Autoconf macros for libgcrypt (1.1.3) ***************
4 # Configure paths for LIBGCRYPT
5 # Shamelessly stolen from the one of XDELTA by Owen Taylor
8 dnl AM_PATH_LIBGCRYPT([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
9 dnl Test for libgcrypt, and define GCRYPT_CFLAGS and GCRYPT_LIBS
11 AC_DEFUN(AM_PATH_LIBGCRYPT,
13 dnl Get the cflags and libraries from the libgcrypt-config script
15 AC_ARG_WITH(libgcrypt-prefix,
16 [ --with-libgcrypt-prefix=PFX Prefix where libgcrypt is installed (optional)],
17 libgcrypt_config_prefix="$withval", libgcrypt_config_prefix="")
18 AC_ARG_ENABLE(libgcrypttest,
19 [ --disable-libgcrypttest Do not try to compile and run a test libgcrypt program],
20 , enable_libgcrypttest=yes)
22 if test x$libgcrypt_config_prefix != x ; then
23 libgcrypt_config_args="$libgcrypt_config_args --prefix=$libgcrypt_config_prefix"
24 if test x${LIBGCRYPT_CONFIG+set} != xset ; then
25 LIBGCRYPT_CONFIG=$libgcrypt_config_prefix/bin/libgcrypt-config
29 AC_PATH_PROG(LIBGCRYPT_CONFIG, libgcrypt-config, no)
30 min_libgcrypt_version=ifelse([$1], ,1.1.0,$1)
31 AC_MSG_CHECKING(for libgcrypt - version >= $min_libgcrypt_version)
33 if test "$LIBGCRYPT_CONFIG" = "no" ; then
36 LIBGCRYPT_CFLAGS=`$LIBGCRYPT_CONFIG $libgcrypt_config_args --cflags`
37 LIBGCRYPT_LIBS=`$LIBGCRYPT_CONFIG $libgcrypt_config_args --libs`
38 libgcrypt_config_version=`$LIBGCRYPT_CONFIG $libgcrypt_config_args --version`
39 if test "x$enable_libgcrypttest" = "xyes" ; then
40 ac_save_CFLAGS="$CFLAGS"
42 CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS"
43 LIBS="$LIBS $LIBGCRYPT_LIBS"
45 dnl Now check if the installed libgcrypt is sufficiently new. Also sanity
46 dnl checks the results of libgcrypt-config to some extent
48 rm -f conf.libgcrypttest
58 system ("touch conf.libgcrypttest");
60 if( strcmp( gcry_check_version(NULL), "$libgcrypt_config_version" ) )
62 printf("\n*** 'libgcrypt-config --version' returned %s, but LIBGCRYPT (%s)\n",
63 "$libgcrypt_config_version", gcry_check_version(NULL) );
64 printf("*** was found! If libgcrypt-config was correct, then it is best\n");
65 printf("*** to remove the old version of LIBGCRYPT. You may also be able to fix the error\n");
66 printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
67 printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
68 printf("*** required on your system.\n");
69 printf("*** If libgcrypt-config was wrong, set the environment variable LIBGCRYPT_CONFIG\n");
70 printf("*** to point to the correct copy of libgcrypt-config, and remove the file config.cache\n");
71 printf("*** before re-running configure\n");
73 else if ( strcmp(gcry_check_version(NULL), GCRYPT_VERSION ) )
75 printf("\n*** LIBGCRYPT header file (version %s) does not match\n", GCRYPT_VERSION);
76 printf("*** library (version %s)\n", gcry_check_version(NULL) );
80 if ( gcry_check_version( "$min_libgcrypt_version" ) )
86 printf("no\n*** An old version of LIBGCRYPT (%s) was found.\n",
87 gcry_check_version(NULL) );
88 printf("*** You need a version of LIBGCRYPT newer than %s. The latest version of\n",
89 "$min_libgcrypt_version" );
90 printf("*** LIBGCRYPT is always available from ftp://ftp.gnupg.org/pub/libgcrypt/gnupg.\n");
91 printf("*** (It is distributed along with GnuPG).\n");
93 printf("*** If you have already installed a sufficiently new version, this error\n");
94 printf("*** probably means that the wrong copy of the libgcrypt-config shell script is\n");
95 printf("*** being found. The easiest way to fix this is to remove the old version\n");
96 printf("*** of LIBGCRYPT, but you can also set the LIBGCRYPT_CONFIG environment to point to the\n");
97 printf("*** correct copy of libgcrypt-config. (In this case, you will have to\n");
98 printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
99 printf("*** so that the correct libraries are found at run-time))\n");
104 ],, no_libgcrypt=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
105 CFLAGS="$ac_save_CFLAGS"
109 if test "x$no_libgcrypt" = x ; then
111 ifelse([$2], , :, [$2])
113 if test -f conf.libgcrypttest ; then
118 if test "$LIBGCRYPT_CONFIG" = "no" ; then
119 echo "*** The libgcrypt-config script installed by LIBGCRYPT could not be found"
120 echo "*** If LIBGCRYPT was installed in PREFIX, make sure PREFIX/bin is in"
121 echo "*** your path, or set the LIBGCRYPT_CONFIG environment variable to the"
122 echo "*** full path to libgcrypt-config."
124 if test -f conf.libgcrypttest ; then
127 echo "*** Could not run libgcrypt test program, checking why..."
128 CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS"
129 LIBS="$LIBS $LIBGCRYPT_LIBS"
135 ], [ return !!gcry_check_version(NULL); ],
136 [ echo "*** The test program compiled, but did not run. This usually means"
137 echo "*** that the run-time linker is not finding LIBGCRYPT or finding the wrong"
138 echo "*** version of LIBGCRYPT. If it is not finding LIBGCRYPT, you'll need to set your"
139 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
140 echo "*** to the installed location Also, make sure you have run ldconfig if that"
141 echo "*** is required on your system"
143 echo "*** If you have an old version installed, it is best to remove it, although"
144 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
146 [ echo "*** The test program failed to compile or link. See the file config.log for the"
147 echo "*** exact error that occured. This usually means LIBGCRYPT was incorrectly installed"
148 echo "*** or that you have moved LIBGCRYPT since it was installed. In the latter case, you"
149 echo "*** may want to edit the libgcrypt-config script: $LIBGCRYPT_CONFIG" ])
150 CFLAGS="$ac_save_CFLAGS"
156 ifelse([$3], , :, [$3])
158 AC_SUBST(LIBGCRYPT_CFLAGS)
159 AC_SUBST(LIBGCRYPT_LIBS)
160 rm -f conf.libgcrypttest
163 dnl Autoconf macros for libmcrypt
166 # This script detects libmcrypt version and defines
167 # LIBMCRYPT_CFLAGS, LIBMCRYPT_LIBS
168 # and LIBMCRYPT24 or LIBMCRYPT22 depending on libmcrypt version
171 # Modified for LIBMCRYPT -- nmav
172 # Configure paths for LIBGCRYPT
173 # Shamelessly stolen from the one of XDELTA by Owen Taylor
174 # Werner Koch 99-12-09
176 dnl AM_PATH_LIBMCRYPT([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
177 dnl Test for libmcrypt, and define LIBMCRYPT_CFLAGS and LIBMCRYPT_LIBS
179 AC_DEFUN(AM_PATH_LIBMCRYPT,
181 dnl Get the cflags and libraries from the libmcrypt-config script
183 AC_ARG_WITH(libmcrypt-prefix,
184 [ --with-libmcrypt-prefix=PFX Prefix where libmcrypt is installed (optional)],
185 libmcrypt_config_prefix="$withval", libmcrypt_config_prefix="")
187 if test x$libmcrypt_config_prefix != x ; then
188 libmcrypt_config_args="$libmcrypt_config_args --prefix=$libmcrypt_config_prefix"
189 if test x${LIBMCRYPT_CONFIG+set} != xset ; then
190 LIBMCRYPT_CONFIG=$libmcrypt_config_prefix/bin/libmcrypt-config
194 AC_PATH_PROG(LIBMCRYPT_CONFIG, libmcrypt-config, no)
195 min_libmcrypt_version=ifelse([$1], ,2.4.0,$1)
196 AC_MSG_CHECKING(for libmcrypt - version >= $min_libmcrypt_version)
198 if test "$LIBMCRYPT_CONFIG" = "no" ; then
199 dnl libmcrypt-config was not found (pre 2.4.11 versions)
200 dnl Try to detect libmcrypt version
210 #if MCRYPT_API_VERSION <= 19991015
216 #endif /* 19991015 */
218 ], libmcrypt_config_version="2.2.0"
219 if test x$libmcrypt_config_prefix != x ; then
220 TTLIBS="-L${libmcrypt_config_prefix}/libs"
221 TTINCLUDE="-I${libmcrypt_config_prefix}/include"
223 LIBMCRYPT_CFLAGS="${TTINCLUDE}"
224 LIBMCRYPT_LIBS="${TTLIBS} -lmcrypt"
225 AC_DEFINE(LIBMCRYPT22)
227 , libmcrypt_config_version="2.4.0"
228 if test x$libmcrypt_config_prefix != x ; then
229 TTLIBS="-L${libmcrypt_config_prefix}/libs"
230 TTINCLUDE="-I${libmcrypt_config_prefix}/include"
232 LIBMCRYPT_CFLAGS="${TTINCLUDE}"
233 LIBMCRYPT_LIBS="${TTLIBS} -lmcrypt -lltdl ${LIBADD_DL}"
234 AC_DEFINE(LIBMCRYPT24))
236 dnl libmcrypt-config was found
237 LIBMCRYPT_CFLAGS=`$LIBMCRYPT_CONFIG $libmcrypt_config_args --cflags`
238 LIBMCRYPT_LIBS=`$LIBMCRYPT_CONFIG $libmcrypt_config_args --libs`
239 libmcrypt_config_version=`$LIBMCRYPT_CONFIG $libmcrypt_config_args --version`
240 AC_DEFINE(LIBMCRYPT24)
243 ac_save_CFLAGS="$CFLAGS"
245 CFLAGS="$CFLAGS $LIBMCRYPT_CFLAGS"
246 LIBS="$LIBS $LIBMCRYPT_LIBS"
249 dnl Now check if the installed libmcrypt is sufficiently new. Also sanity
250 dnl checks the results of libmcrypt-config to some extent
252 rm -f conf.libmcrypttest
264 #if MCRYPT_API_VERSION <= 20010201
266 #if MCRYPT_API_VERSION <= 19991015
268 int x = mcrypt_get_key_size(MCRYPT_TWOFISH_128);
269 system ("touch conf.libmcrypttest");
271 if( strncmp( TWO, "$min_libmcrypt_version", strlen(TWO))) {
272 printf("\n*** Requested libmcrypt %s, but LIBMCRYPT (%s)\n",
273 "$min_libmcrypt_version", TWO );
274 printf("*** was found!\n");
279 /* version 2.4 before 11 */
280 MCRYPT td = mcrypt_module_open("twofish", NULL, "cbc", NULL);
281 system ("touch conf.libmcrypttest");
282 mcrypt_module_close(td);
285 #endif /* 19991015 */
289 system ("touch conf.libmcrypttest");
291 if( strcmp( mcrypt_check_version(NULL), "$libmcrypt_config_version" ) )
293 printf("\n*** 'libmcrypt-config --version' returned %s, but LIBMCRYPT (%s)\n",
294 "$libmcrypt_config_version", mcrypt_check_version(NULL) );
295 printf("*** was found! If libmcrypt-config was correct, then it is best\n");
296 printf("*** to remove the old version of LIBMCRYPT. You may also be able to fix the error\n");
297 printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
298 printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
299 printf("*** required on your system.\n");
300 printf("*** If libmcrypt-config was wrong, set the environment variable LIBMCRYPT_CONFIG\n");
301 printf("*** to point to the correct copy of libmcrypt-config, and remove the file config.cache\n");
302 printf("*** before re-running configure\n");
304 else if ( strcmp(mcrypt_check_version(NULL), LIBMCRYPT_VERSION ) )
306 printf("\n*** LIBMCRYPT header file (version %s) does not match\n", LIBMCRYPT_VERSION);
307 printf("*** library (version %s)\n", mcrypt_check_version(NULL) );
311 if ( mcrypt_check_version( "$min_libmcrypt_version" ) )
317 printf("no\n*** An old version of LIBMCRYPT (%s) was found.\n",
318 mcrypt_check_version(NULL) );
319 printf("*** You need a version of LIBMCRYPT newer than %s. The latest version of\n",
320 "$min_libmcrypt_version" );
321 printf("*** LIBMCRYPT is always available from ftp://mcrypt.hellug.gr/pub/mcrypt.\n");
323 printf("*** If you have already installed a sufficiently new version, this error\n");
324 printf("*** probably means that the wrong copy of the libmcrypt-config shell script is\n");
325 printf("*** being found. The easiest way to fix this is to remove the old version\n");
326 printf("*** of LIBMCRYPT, but you can also set the LIBMCRYPT_CONFIG environment to point to the\n");
327 printf("*** correct copy of libmcrypt-config. (In this case, you will have to\n");
328 printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
329 printf("*** so that the correct libraries are found at run-time))\n");
334 #endif /* 20010201 */
337 ],, no_libmcrypt=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
338 CFLAGS="$ac_save_CFLAGS"
342 if test "x$no_libmcrypt" = x ; then
344 ifelse([$2], , :, [$2])
346 if test -f conf.libmcrypttest ; then
352 if test -f conf.libmcrypttest ; then
355 echo "*** Could not run libmcrypt test program, checking why..."
356 CFLAGS="$CFLAGS $LIBMCRYPT_CFLAGS"
357 LIBS="$LIBS $LIBMCRYPT_LIBS"
364 #if MCRYPT_API_VERSION <= 20010201
366 #if MCRYPT_API_VERSION <= 19991015
368 int x = mcrypt_get_key_size(MCRYPT_TWOFISH_128);
371 /* version 2.4 before 11 */
372 MCRYPT td = mcrypt_module_open("twofish", NULL, "cbc", NULL);
373 mcrypt_module_close(td);
375 #endif /* 19991015 */
378 return !!mcrypt_check_version(NULL);
380 #endif /* 20010201 */
383 [ echo "*** The test program compiled, but did not run. This usually means"
384 echo "*** that the run-time linker is not finding LIBMCRYPT or finding the wrong"
385 echo "*** version of LIBMCRYPT. If it is not finding LIBMCRYPT, you'll need to set your"
386 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
387 echo "*** to the installed location Also, make sure you have run ldconfig if that"
388 echo "*** is required on your system"
390 echo "*** If you have an old version installed, it is best to remove it, although"
391 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
393 [ echo "*** The test program failed to compile or link. See the file config.log for the"
394 echo "*** exact error that occured. This usually means LIBMCRYPT was incorrectly installed"
395 echo "*** or that you have moved LIBMCRYPT since it was installed. In the latter case, you"
396 echo "*** may want to edit the libmcrypt-config script: $LIBMCRYPT_CONFIG" ])
397 CFLAGS="$ac_save_CFLAGS"
403 ifelse([$3], , :, [$3])
405 rm -f conf.libmcrypttest
406 AC_SUBST(LIBMCRYPT_CFLAGS)
407 AC_SUBST(LIBMCRYPT_LIBS)
411 dnl *-*wedit:notab*-* Please keep this as the last line.