4 # Author: Pekka Riikonen <priikone@silcnet.org>
6 # Copyright (C) 2000 - 2008 Pekka Riikonen
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; version 2 of the License.
12 # This program 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.
22 AC_CONFIG_HEADERS(cryptodefs.h)
33 #ifdef SILC_DIST_INPLACE
35 #endif SILC_DIST_INPLACE
41 ## Library versioning.
44 # Do the releases and library versioning according to following rules:
46 # - If any code has changed in library, increment CRYPTO_REVISION
47 # - If API were added, removed or changed, set CRYPTO_REVISION to 0
48 # - If API were added, removed or changed, increment CRYPTO_CURRENT
49 # - If APi were added, increment CRYPTO_AGE
50 # - If API were removed, set CRYPTO_AGE to 0
53 # Base version for library.
54 CRYPTO_BASE_VERSION=1.2
57 CRYPTO_CURRENT=1 # prev = 0
58 CRYPTO_REVISION=0 # prev = 0
59 CRYPTo_AGE=0 # prev = 0
61 # Substitute the version numbers
62 AC_SUBST(CRYPTO_BASE_VERSION)
63 AC_SUBST(CRYPTO_CURRENT)
64 AC_SUBST(CRYPTO_REVISION)
72 # Default installation destination
73 AC_PREFIX_DEFAULT(/usr/local)
74 if test "x$prefix" != xNONE; then
77 silc_prefix="$ac_default_prefix"
86 # Disable all CPU feature optimizations
87 AC_MSG_CHECKING(whether to enable CPU feature optimizations)
88 AC_ARG_ENABLE(cpu-optimizations,
89 [ --disable-cpu-optimizations do not use any CPU feature optimizations],
92 AC_DEFINE([SILC_NO_CPU_OPTIMIZATIONS], [], [SILC_NO_CPU_OPTIMIZATIONS])
93 want_cpu_optimizations=false
97 want_cpu_optimizations=true
99 AM_CONDITIONAL(SILC_NO_CPU_OPTIMIZATIONS,
100 test x$want_cpu_optimizations = xfalse)
102 SILC_SYSTEM_IS_SMP(AC_DEFINE([SILC_SMP], [], [SILC_SMP]), [],
103 AC_DEFINE([SILC_SMP], [], [SILC_SMP]))
113 # All following Intels are considered 32-bit CPUs.
115 # All CPUs of today are considered i386 and i486 compatible */
119 if test "x$host_cpu" = "xi586"; then
123 if test "x$host_cpu" = "xi686"; then
128 if test "x$host_cpu" = "xi786"; then
134 # Check for specific CPU features
135 SILC_CPU_FLAG(mmx, true, AC_DEFINE([SILC_CPU_MMX], [], [SILC_CPU_MMX]), [])
136 SILC_CPU_FLAG(sse2, true, AC_DEFINE([SILC_CPU_SSE2], [], [SILC_CPU_SSE2]), [])
137 SILC_CPU_FLAG(pni, true, AC_DEFINE([SILC_CPU_SSE3], [], [SILC_CPU_SSE3]), [])
138 SILC_CPU_FLAG(ssse3, true, AC_DEFINE([SILC_CPU_SSSE3], [], [SILC_CPU_SSSE3]), [])
139 SILC_CPU_FLAG(sse4, true, AC_DEFINE([SILC_CPU_SSE4], [], [SILC_CPU_SSE4]), [])
142 # Intel IA-64, 64-bit CPU (not x86_64 compatible)
144 AC_DEFINE([SILC_IA64], [], [SILC_IA64])
147 # Check for specific CPU features
148 SILC_CPU_FLAG(mmx, true, AC_DEFINE([SILC_CPU_MMX], [], [SILC_CPU_MMX]), [])
149 SILC_CPU_FLAG(sse2, true, AC_DEFINE([SILC_CPU_SSE2], [], [SILC_CPU_SSE2]), [])
150 SILC_CPU_FLAG(pni, true, AC_DEFINE([SILC_CPU_SSE3], [], [SILC_CPU_SSE3]), [])
151 SILC_CPU_FLAG(ssse3, true, AC_DEFINE([SILC_CPU_SSSE3], [], [SILC_CPU_SSSE3]), [])
152 SILC_CPU_FLAG(sse4, true, AC_DEFINE([SILC_CPU_SSE4], [], [SILC_CPU_SSE4]), [])
155 # AMD/Intel x86_64, 64-bit CPU
159 # Check for specific CPU features
160 SILC_CPU_FLAG(mmx, true, AC_DEFINE([SILC_CPU_MMX], [], [SILC_CPU_MMX]), [])
161 SILC_CPU_FLAG(sse2, true, AC_DEFINE([SILC_CPU_SSE2], [], [SILC_CPU_SSE2]), [])
162 SILC_CPU_FLAG(pni, true, AC_DEFINE([SILC_CPU_SSE3], [], [SILC_CPU_SSE3]), [])
163 SILC_CPU_FLAG(ssse3, true, AC_DEFINE([SILC_CPU_SSSE3], [], [SILC_CPU_SSSE3]), [])
164 SILC_CPU_FLAG(sse4, true, AC_DEFINE([SILC_CPU_SSE4], [], [SILC_CPU_SSE4]), [])
167 # PowerPC, 32-bit and 64-bit CPUs
172 AM_CONDITIONAL(SILC_I386, test x$cpu_i386 = xtrue)
173 AM_CONDITIONAL(SILC_I486, test x$cpu_i486 = xtrue)
174 AM_CONDITIONAL(SILC_I586, test x$cpu_i586 = xtrue)
175 AM_CONDITIONAL(SILC_I686, test x$cpu_i686 = xtrue)
176 AM_CONDITIONAL(SILC_7686, test x$cpu_i786 = xtrue)
177 AM_CONDITIONAL(SILC_X86_64, test x$cpu_x86_64 = xtrue)
178 AM_CONDITIONAL(SILC_POWERPC, test x$cpu_ppc = xtrue)
179 AM_CONDITIONAL(SILC_IA64, test x$cpu_ia64 = xtrue)
181 if test x$want_cpu_optimizations = xtrue; then
182 # Set some compiler options based on CPU
183 if test "x$CC" = "xicc"; then
185 if test x$x_have_cpu_sse4 = xtrue; then
186 SILC_ADD_CFLAGS(-axS)
188 if test x$x_have_cpu_ssse3 = xtrue; then
189 SILC_ADD_CFLAGS(-axT)
190 elif test x$x_have_cpu_pni = xtrue; then
191 SILC_ADD_CFLAGS(-axP)
192 elif test x$x_have_cpu_sse2 = xtrue; then
193 SILC_ADD_CFLAGS(-axW)
197 if test x$x_have_cpu_sse2 = xtrue; then
198 SILC_ADD_CFLAGS(-msse2)
200 if test x$x_have_cpu_pni = xtrue; then
201 SILC_ADD_CFLAGS(-msse3)
203 if test x$x_have_cpu_ssse3 = xtrue; then
204 SILC_ADD_CFLAGS(-mssse3)
206 if test x$x_have_cpu_sse4 = xtrue; then
207 SILC_ADD_CFLAGS(-msse4)
214 ## Put here any platform specific stuff
219 CFLAGS=`echo $CFLAGS -D_GNU_SOURCE`
237 # More header checking
239 AC_CHECK_HEADERS(unistd.h assert.h time.h fcntl.h)
240 AC_CHECK_HEADERS(sys/types.h sys/times.h sys/time.h sys/resource.h)
242 # Check for big-endian machines
247 ## Compiler and compiler flag checks
250 # Disable all compiler optimizations
251 AC_MSG_CHECKING(whether to enable compiler optimizations)
252 AC_ARG_ENABLE(optimizations,
253 [ --disable-optimizations do not use any compiler optimizations],
256 AC_DEFINE([SILC_NO_CC_OPTIMIZATIONS], [], [SILC_NO_CC_OPTIMIZATIONS])
257 want_cc_optimizations=false
261 want_cc_optimizations=true
263 AM_CONDITIONAL(SILC_NO_CC_OPTIMIZATIONS, test x$want_cc_optimizations = xfalse)
266 # GCC specific options
267 if test "x$summary_debug" = "xyes"; then
272 SILC_ADD_CFLAGS(-Wall -finline-functions)
273 SILC_ADD_CFLAGS(-Wno-pointer-sign)
288 # Intel C++ Compiler flags
289 if test "x$CC" = "xicc"; then
290 SILC_ADD_CFLAGS(-restrict)
291 SILC_ADD_CFLAGS(-finline-functions)
293 # Don't define __GNUC__ except for system includes
294 SILC_ADD_CFLAGS(-gcc-sys)
298 if test x$want_cc_optimizations = xtrue; then
300 # GCC specific options
301 if test "x$summary_debug" = "xyes"; then
310 SILC_ADD_CFLAGS(-O2, SILC_ADD_CFLAGS(-O))
313 SILC_ADD_CFLAGS(-O2, SILC_ADD_CFLAGS(-O))
316 SILC_ADD_CFLAGS(-O2, SILC_ADD_CFLAGS(-O))
322 # Workaround a bug in GCC 2.x which causes memory exhaustion
323 # when compiling sha1 with optimizations on UltraSPARC.
325 if test "$GCC" -a "$host_cpu" = "sparc64"; then
326 AC_MSG_CHECKING(whether to enable GCC 2.x workaround for SHA1)
329 #if defined(__sparc64__) && (__GNUC__ == 2)
345 ## Function and libary checking
347 AC_CHECK_FUNCS(times clock time)
348 AC_CHECK_FUNCS(getpid getgid getsid getpgid getpgrp getuid getrusage setsid)
350 cryptover=`echo $VERSION | sed 's/\./ /g'`
356 if test $maj -eq 0; then
360 if test $min -eq 0; then
364 if test $bld -eq 0; then
369 __CRYPTO_PACKAGE_VERSION="#define __SILC_CRYPTO_VERSION SILC_VERSION($maj,$min,$bld)"
373 ## Enable/disable checking
376 #ifdef SILC_DIST_INPLACE
378 # Profiling options (never delivered to distributions)
380 AC_MSG_CHECKING(whether to enable gprof)
382 [ --enable-gprof enable gprof profiling],
384 case "${enableval}" in
399 AC_MSG_CHECKING(whether to enable gcov)
401 [ --enable-gcov enable gcov],
403 case "${enableval}" in
406 SILC_ADD_CFLAGS(-fprofile-arcs)
417 #endif SILC_DIST_INPLACE
420 AC_MSG_CHECKING(whether to enable debugging)
423 [ --enable-debug enable debugging],
425 case "${enableval}" in
439 # Disable all assembler optimizations
440 AC_MSG_CHECKING(whether to enable assembler optimizations)
442 [ --disable-asm do not use assembler optimizations],
445 AC_DEFINE([SILC_NO_ASM], [], [SILC_NO_ASM])
452 AM_CONDITIONAL(SILC_NO_ASM, test x$want_asm = xfalse)
454 # Check for assembler
457 if test x$want_asm = xtrue; then
458 AC_PATH_PROG([NASM], [nasm], [no])
459 if test "x$NASM" != "xno"; then
460 if test x$cpu_x86_64 = xtrue; then
461 SILC_ASSEMBLER="$NASM -O2 -felf64"
463 SILC_ASSEMBLER="$NASM -O2 -felf"
468 AC_PATH_PROG([YASM], [yasm], [no])
469 if test "x$YASM" != "xno"; then
470 if test x$cpu_x86_64 = xtrue; then
471 SILC_ASSEMBLER="$YASM -Xgnu -felf64"
473 SILC_ASSEMBLER="$YASM -Xgnu -felf"
478 AC_SUBST(SILC_ASSEMBLER)
481 ## With/without checkings
485 LDFLAGS="-L\$(silc_top_srcdir)/lib $LDFLAGS"
487 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silccrypt"
488 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcasn1"
489 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcacc"
490 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcskr"
491 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcmath"
493 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcssh"
496 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcpgp"
498 #ifdef SILC_DIST_PKIX
499 SILC_LIB_INCLUDES="$SILC_LIB_INCLUDES -I$SILC_TOP_SRCDIR/lib/silcpkix"
500 #endif SILC_DIST_PKIX
502 # SILC Runtime Toolkit checking
503 AC_ARG_WITH(srt-includes,
504 [ --with-srt-includes=DIR SILC Runtime Toolkit includes [search in DIR]],
505 [ac_srt_includes="$withval"], [ac_srt_includes="no"])
506 AC_ARG_WITH(srt-libs,
507 [ --with-srt-libs=DIR SILC Runtime Toolkit libraries [search in DIR]],
508 [ac_srt_libs="$withval"], [ac_srt_libs="no"])
510 if test -n "$with_srt_includes" || test -n "$with_srt_libs"; then
511 # Manually provided libs
512 if test "$ac_srt_includes" != "no"; then
513 SILC_LIB_INCLUDES="-I$ac_srt_includes"
515 if test "$ac_srt_libs" != "no"; then
516 LDFLAGS="-L$ac_srt_libs $LDFLAGS"
519 # Check libs to link against
520 f=`$EGREP __SILC_HAVE_PTHREAD $ac_srt_includes/silc.h`
521 if test -n "$f"; then
522 LIBS="$LIBS -lpthread"
527 PKG_CHECK_MODULES(SRT, [srt >= 1.2])
528 LIBS="$SRT_LIBS $LIBS"
529 CFLAGS="$CFLAGS $SRT_CFLAGS"
532 # MP library checking. First check whether user wants to use GMP and use
533 # it if found. If not or not defined then compile the default library in the
538 SAVE_CFLAGS="$CFLAGS"
539 SAVE_LDFLAGS="$LDFLAGS"
540 AC_MSG_CHECKING(whether to search for GMP)
542 [[ --with-gmp[=DIR] use GMP instead of SILC Math [search in DIR/lib and DIR/include]]],
551 if test -d "$withval/include"; then
552 CFLAGS="$CFLAGS -I$withval/include"
554 if test -d "$withval/lib"; then
555 LDFLAGS="$LDFLAGS -L$withval/lib"
562 AC_CHECK_LIB(gmp, __gmpz_init,
565 AC_DEFINE([SILC_MP_GMP], [], [GMP])
566 AC_MSG_RESULT(Using GMP as a MP library.)
570 CFLAGS="$SAVE_CFLAGS"
571 LDFLAGS="$SAVE_LDFLAGS"
577 AM_CONDITIONAL(SILC_MP_GMP, test x$mp_gmp = xtrue)
578 AM_CONDITIONAL(SILC_MP_SILCMATH, test x$mp_gmp = xfalse)
579 if test x$mp_gmp = xfalse; then
580 AC_DEFINE([SILC_MP_SILCMATH], [], [SILCMATH])
581 AC_MSG_RESULT(Using SILC Math as a MP library.)
586 ## Native WIN32 compilation under cygwin
588 AC_MSG_CHECKING(whether to compile native WIN32 code)
590 [ --with-win32 compile native WIN32 (MinGW) code (-mno-cygwin)],
593 AC_DEFINE([SILC_WIN32], [], [SILC_WIN32])
595 CFLAGS="-mno-cygwin $CFLAGS"
596 LIBS="$LIBS -lwsock32"
602 AM_CONDITIONAL(SILC_WIN32, test x$win32_support = xtrue)
606 ## Include configure fragments
612 ## Outputs and substitutions
616 AC_SUBST(SILC_TOP_SRCDIR)
619 AC_SUBST(SILC_LIB_INCLUDES)
620 AC_SUBST(__CRYPTO_PACKAGE_VERSION)
622 # Native Symbian OS support (disabled by default)
623 AM_CONDITIONAL(SILC_SYMBIAN, test xfalse = xtrue)
625 # Make enable-shared aware
626 AM_CONDITIONAL(SILC_ENABLE_SHARED, test "$enable_shared" = yes)
628 ETCDIR=`eval echo $sysconfdir`;ETCDIR=`eval echo $ETCDIR`
630 AC_DEFINE_UNQUOTED([SILC_ETCDIR], "$ETCDIR", [SILC_ETCDIR])
632 DOCDIR=`eval echo $docdir`;DOCDIR=`eval echo $DOCDIR`
634 AC_DEFINE_UNQUOTED([SILC_DOCDIR], "$DOCDIR", [SILC_DOCDIR])
636 INCLUDE_DEFINES_INT="include \$(top_srcdir)/Makefile.defines_int"
637 AC_SUBST(INCLUDE_DEFINES_INT)
649 doc/crypto.in/index.html
650 doc/crypto.in/manual.html
660 lib/silccrypt/Makefile
661 lib/silccrypt/silccrypto.h
662 lib/silccrypt/tests/Makefile
663 lib/silcasn1/Makefile
664 lib/silcasn1/tests/Makefile
666 lib/silcacc/tests/Makefile
669 lib/silcssh/tests/Makefile
673 lib/silcpgp/tests/Makefile
675 #ifdef SILC_DIST_PKIX
676 lib/silcpkix/Makefile
677 lib/silcpkix/tests/Makefile
678 #endif SILC_DIST_PKIX
680 lib/silcskr/tests/Makefile
681 lib/silcmath/Makefile
682 lib/silcmath/tests/Makefile
692 s_bindir=`eval echo $bindir`;s_bindir=`eval echo $s_bindir`
693 s_sbindir=`eval echo $sbindir`;s_sbindir=`eval echo $s_sbindir`
694 s_mandir=`eval echo $mandir`;s_mandir=`eval echo $s_mandir`
695 s_includedir=`eval echo $includedir`;s_includedir=`eval echo $s_includedir`
698 echo "SILC Crypto Toolkit configuration summary:"
699 echo "-----------------------------------------"
700 echo " Target host ...................: $target"
701 echo " Compiler ......................: $CC"
702 echo " CFLAGS ........................: $CFLAGS"
703 echo " LDFLAGS .......................: $LDFLAGS"
704 echo " LIBS ..........................: $LIBS"
706 echo " Installation prefix ...........: $prefix"
707 echo " bin directory .................: $s_bindir"
708 echo " sbin directory ................: $s_sbindir"
709 echo " etc directory .................: $ETCDIR"
710 echo " man directory .................: $s_mandir"
711 echo " doc directory .................: $DOCDIR"
712 echo " include directory .............: $s_includedir"
715 if test x$mp_gmp = xtrue; then
716 echo " Arithmetic library ............: GMP"
719 if test x$want_asm = xfalse; then
724 echo " Assembler optimizations .......: $summary_asm"
726 if test x$want_cc_optimizations = xfalse; then
731 echo " Compiler optimizations ........: $summary_cc_opt"
733 if test x$want_cpu_optimizations = xfalse; then
736 summary_cpu_opt="yes"
738 echo " CPU feature optimizations .....: $summary_cpu_opt"
741 if test x$has_threads = xtrue; then
744 echo " Multi-threads support .........: $threads"
745 echo " Debugging enabled .............: $summary_debug"
747 echo "Compile the sources with 'make' or 'gmake' command."