/
githubmirror
/
libgcrypt
Обзор
Документация
Войти
/
githubmirror
/
libgcrypt
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
libgcrypt-1.8.13
configure.ac
2 677 строк
89 KB
Werner Koch
Release 1.8.13
15 апр 2026, 11:58
Не верифицирован
15 апр 2026, 11:58
6dc21b2
Код
Авторство
О чём код?
# Configure.ac script for Libgcrypt # Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006, # 2007, 2008, 2009, 2011 Free Software Foundation, Inc. # Copyright (C) 2012-2022 g10 Code GmbH # # This file is part of Libgcrypt. # # Libgcrypt is free software; you can redistribute it and/or modify # it under the terms of the GNU Lesser General Public License as # published by the Free Software Foundation; either version 2.1 of # the License, or (at your option) any later version. # # Libgcrypt is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this program; if not, see <http://www.gnu.org/licenses/>. # (Process this file with autoconf to produce a configure script.) AC_REVISION($Revision$) AC_PREREQ(2.60) min_automake_version="1.14" # To build a release you need to create a tag with the version number # (git tag -s libgcrypt-n.m.k) and run "./autogen.sh --force". Please # bump the version number immediately after the release and do another # commit and push so that the git magic is able to work. See below # for the LT versions. m4_define(mym4_version_major, [1]) m4_define(mym4_version_minor, [8]) m4_define(mym4_version_micro, [13]) # Below is m4 magic to extract and compute the revision number, the # decimalized short revision number, a beta version string, and a flag # indicating a development version (mym4_isgit). Note that the m4 # processing is done by autoconf and not during the configure run. m4_define(mym4_version, [mym4_version_major.mym4_version_minor.mym4_version_micro]) m4_define([mym4_revision], m4_esyscmd([git rev-parse --short HEAD | tr -d '\n\r'])) m4_define([mym4_revision_dec], m4_esyscmd_s([echo $((0x$(echo ]mym4_revision[|head -c 4)))])) m4_define([mym4_betastring], m4_esyscmd_s([git describe --match 'libgcrypt-[0-9].*[0-9]' --long|\ awk -F- '$3!=0{print"-beta"$3}'])) m4_define([mym4_isgit],m4_if(mym4_betastring,[],[no],[yes])) m4_define([mym4_full_version],[mym4_version[]mym4_betastring]) AC_INIT([libgcrypt],[mym4_full_version],[http://bugs.gnupg.org]) # LT Version numbers: In this branch we only change the revision. # (Interfaces removed: CURRENT++, AGE=0, REVISION=0) # (Interfaces added: CURRENT++, AGE++, REVISION=0) # (No interfaces changed: REVISION++) LIBGCRYPT_LT_CURRENT=22 LIBGCRYPT_LT_AGE=2 LIBGCRYPT_LT_REVISION=14 # If the API is changed in an incompatible way: increment the next counter. # # 1.6: ABI and API change but the change is to most users irrelevant # and thus the API version number has not been incremented. LIBGCRYPT_CONFIG_API_VERSION=1 # If you change the required gpg-error version, please remove # unnecessary error code defines in src/gcrypt-int.h. NEED_GPG_ERROR_VERSION=1.25 PACKAGE=$PACKAGE_NAME VERSION=$PACKAGE_VERSION AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_SRCDIR([src/libgcrypt.vers]) AM_INIT_AUTOMAKE([serial-tests dist-bzip2]) AC_CONFIG_HEADER(config.h) AC_CONFIG_MACRO_DIR([m4]) AC_CONFIG_LIBOBJ_DIR([compat]) AC_CANONICAL_HOST AM_MAINTAINER_MODE AM_SILENT_RULES AC_ARG_VAR(SYSROOT,[locate config scripts also below that directory]) AH_TOP([ #ifndef _GCRYPT_CONFIG_H_INCLUDED #define _GCRYPT_CONFIG_H_INCLUDED /* Enable gpg-error's strerror macro for W32CE. */ #define GPG_ERR_ENABLE_ERRNO_MACROS 1 ]) AH_BOTTOM([ #define _GCRYPT_IN_LIBGCRYPT 1 /* If the configure check for endianness has been disabled, get it from OS macros. This is intended for making fat binary builds on OS X. */ #ifdef DISABLED_ENDIAN_CHECK # if defined(__BIG_ENDIAN__) # define WORDS_BIGENDIAN 1 # elif defined(__LITTLE_ENDIAN__) # undef WORDS_BIGENDIAN # else # error "No endianness found" # endif #endif /*DISABLED_ENDIAN_CHECK*/ /* We basically use the original Camellia source. Make sure the symbols properly prefixed. */ #define CAMELLIA_EXT_SYM_PREFIX _gcry_ #endif /*_GCRYPT_CONFIG_H_INCLUDED*/ ]) AH_VERBATIM([_REENTRANT], [/* To allow the use of Libgcrypt in multithreaded programs we have to use special features from the library. */ #ifndef _REENTRANT # define _REENTRANT 1 #endif ]) AC_SUBST(LIBGCRYPT_LT_CURRENT) AC_SUBST(LIBGCRYPT_LT_AGE) AC_SUBST(LIBGCRYPT_LT_REVISION) AC_SUBST(PACKAGE) AC_SUBST(VERSION) AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package]) AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version of this package]) VERSION_NUMBER=m4_esyscmd(printf "0x%02x%02x%02x" mym4_version_major \ mym4_version_minor mym4_version_micro) AC_SUBST(VERSION_NUMBER) ###################### ## Basic checks. ### (we need some results later on (e.g. $GCC) ###################### AC_PROG_MAKE_SET missing_dir=`cd $ac_aux_dir && pwd` AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir) AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir) AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir) AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir) # AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir) AC_PROG_CC AC_PROG_CPP AM_PROG_CC_C_O AM_PROG_AS AC_ISC_POSIX AC_PROG_INSTALL AC_PROG_AWK AC_GNU_SOURCE # We need to compile and run a program on the build machine. A # comment in libgpg-error says that the AC_PROG_CC_FOR_BUILD macro in # the AC archive is broken for autoconf 2.57. Given that there is no # newer version of that macro, we assume that it is also broken for # autoconf 2.61 and thus we use a simple but usually sufficient # approach. AC_MSG_CHECKING(for cc for build) if test "$cross_compiling" = "yes"; then CC_FOR_BUILD="${CC_FOR_BUILD-cc}" else CC_FOR_BUILD="${CC_FOR_BUILD-$CC}" fi AC_MSG_RESULT($CC_FOR_BUILD) AC_ARG_VAR(CC_FOR_BUILD,[build system C compiler]) LT_PREREQ([2.2.6]) LT_INIT([win32-dll disable-static]) LT_LANG([Windows Resource]) ########################## ## General definitions. ## ########################## # Used by libgcrypt-config LIBGCRYPT_CONFIG_LIBS="-lgcrypt" LIBGCRYPT_CONFIG_CFLAGS="" LIBGCRYPT_CONFIG_HOST="$host" # Definitions for symmetric ciphers. available_ciphers="arcfour blowfish cast5 des aes twofish serpent rfc2268 seed" available_ciphers="$available_ciphers camellia idea salsa20 gost28147 chacha20" enabled_ciphers="" # Definitions for public-key ciphers. available_pubkey_ciphers="dsa elgamal rsa ecc" enabled_pubkey_ciphers="" # Definitions for message digests. available_digests="crc gostr3411-94 md2 md4 md5 rmd160 sha1 sha256 sha512" available_digests="$available_digests sha3 tiger whirlpool stribog blake2" enabled_digests="" # Definitions for kdfs (optional ones) available_kdfs="s2k pkdf2 scrypt" enabled_kdfs="" # Definitions for random modules. available_random_modules="linux egd unix" auto_random_modules="$available_random_modules" # Supported thread backends. LIBGCRYPT_THREAD_MODULES="" # Other definitions. have_w32_system=no have_w32ce_system=no have_pthread=no # Setup some stuff depending on host. case "${host}" in *-*-mingw32*) ac_cv_have_dev_random=no have_w32_system=yes case "${host}" in *-mingw32ce*) have_w32ce_system=yes available_random_modules="w32ce" ;; *) available_random_modules="w32" ;; esac AC_DEFINE(USE_ONLY_8DOT3,1, [set this to limit filenames to the 8.3 format]) AC_DEFINE(HAVE_DRIVE_LETTERS,1, [defined if we must run on a stupid file system]) AC_DEFINE(HAVE_DOSISH_SYSTEM,1, [defined if we run on some of the PCDOS like systems (DOS, Windoze. OS/2) with special properties like no file modes]) ;; i?86-emx-os2 | i?86-*-os2*emx) # OS/2 with the EMX environment ac_cv_have_dev_random=no AC_DEFINE(HAVE_DRIVE_LETTERS) AC_DEFINE(HAVE_DOSISH_SYSTEM) ;; i?86-*-msdosdjgpp*) # DOS with the DJGPP environment ac_cv_have_dev_random=no AC_DEFINE(HAVE_DRIVE_LETTERS) AC_DEFINE(HAVE_DOSISH_SYSTEM) ;; *-*-hpux*) if test -z "$GCC" ; then CFLAGS="$CFLAGS -Ae -D_HPUX_SOURCE" fi ;; *-dec-osf4*) if test -z "$GCC" ; then # Suppress all warnings # to get rid of the unsigned/signed char mismatch warnings. CFLAGS="$CFLAGS -w" fi ;; m68k-atari-mint) ;; *-apple-darwin*) AC_DEFINE(_DARWIN_C_SOURCE, 1, Expose all libc features (__DARWIN_C_FULL).) AC_DEFINE(USE_POSIX_SPAWN_FOR_TESTS, 1, [defined if we use posix_spawn in test program]) ;; *) ;; esac if test "$have_w32_system" = yes; then AC_DEFINE(HAVE_W32_SYSTEM,1, [Defined if we run on a W32 API based system]) if test "$have_w32ce_system" = yes; then AC_DEFINE(HAVE_W32CE_SYSTEM,1,[Defined if we run on WindowsCE]) fi fi AM_CONDITIONAL(HAVE_W32_SYSTEM, test "$have_w32_system" = yes) AM_CONDITIONAL(HAVE_W32CE_SYSTEM, test "$have_w32ce_system" = yes) # A printable OS Name is sometimes useful. case "${host}" in *-*-mingw32ce*) PRINTABLE_OS_NAME="W32CE" ;; *-*-mingw32*) PRINTABLE_OS_NAME="W32" ;; i?86-emx-os2 | i?86-*-os2*emx ) PRINTABLE_OS_NAME="OS/2" ;; i?86-*-msdosdjgpp*) PRINTABLE_OS_NAME="MSDOS/DJGPP" ;; *-linux*) PRINTABLE_OS_NAME="GNU/Linux" ;; *) PRINTABLE_OS_NAME=`uname -s || echo "Unknown"` ;; esac NAME_OF_DEV_RANDOM="/dev/random" NAME_OF_DEV_URANDOM="/dev/urandom" AC_ARG_ENABLE(endian-check, AC_HELP_STRING([--disable-endian-check], [disable the endian check and trust the OS provided macros]), endiancheck=$enableval,endiancheck=yes) if test x"$endiancheck" = xyes ; then AC_C_BIGENDIAN else AC_DEFINE(DISABLED_ENDIAN_CHECK,1,[configure did not test for endianness]) fi AC_CHECK_SIZEOF(unsigned short, 2) AC_CHECK_SIZEOF(unsigned int, 4) AC_CHECK_SIZEOF(unsigned long, 4) AC_CHECK_SIZEOF(unsigned long long, 0) AC_CHECK_SIZEOF(void *, 0) AC_TYPE_UINTPTR_T if test "$ac_cv_sizeof_unsigned_short" = "0" \ || test "$ac_cv_sizeof_unsigned_int" = "0" \ || test "$ac_cv_sizeof_unsigned_long" = "0"; then AC_MSG_WARN([Hmmm, something is wrong with the sizes - using defaults]); fi # Ensure that we have UINT64_C before we bother to check for uint64_t AC_CACHE_CHECK([for UINT64_C],[gnupg_cv_uint64_c_works], AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <inttypes.h>]], [[uint64_t foo=UINT64_C(42);]])], gnupg_cv_uint64_c_works=yes,gnupg_cv_uint64_c_works=no)) if test "$gnupg_cv_uint64_c_works" = "yes" ; then AC_CHECK_SIZEOF(uint64_t) fi # Do we have any 64-bit data types? if test "$ac_cv_sizeof_unsigned_int" != "8" \ && test "$ac_cv_sizeof_unsigned_long" != "8" \ && test "$ac_cv_sizeof_unsigned_long_long" != "8" \ && test "$ac_cv_sizeof_uint64_t" != "8"; then AC_MSG_ERROR([[ *** *** No 64-bit integer type available. *** It is not possible to build Libgcrypt on this platform. ***]]) fi # If not specified otherwise, all available algorithms will be # included. default_ciphers="$available_ciphers" default_pubkey_ciphers="$available_pubkey_ciphers" default_digests="$available_digests" default_kdfs="$available_kdfs" # Blacklist MD2 by default default_digests=`echo $default_digests | sed -e 's/md2//g'` # Substitutions to set generated files in a Emacs buffer to read-only. AC_SUBST(emacs_local_vars_begin, ['Local Variables:']) AC_SUBST(emacs_local_vars_read_only, ['buffer-read-only: t']) AC_SUBST(emacs_local_vars_end, ['End:']) ############################ ## Command line switches. ## ############################ # Implementation of the --enable-ciphers switch. AC_ARG_ENABLE(ciphers, AC_HELP_STRING([--enable-ciphers=ciphers], [select the symmetric ciphers to include]), [enabled_ciphers=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`], [enabled_ciphers=""]) if test "x$enabled_ciphers" = "x" \ -o "$enabled_ciphers" = "yes" \ -o "$enabled_ciphers" = "no"; then enabled_ciphers=$default_ciphers fi AC_MSG_CHECKING([which symmetric ciphers to include]) for cipher in $enabled_ciphers; do LIST_MEMBER($cipher, $available_ciphers) if test "$found" = "0"; then AC_MSG_ERROR([unsupported cipher "$cipher" specified]) fi done AC_MSG_RESULT([$enabled_ciphers]) # Implementation of the --enable-pubkey-ciphers switch. AC_ARG_ENABLE(pubkey-ciphers, AC_HELP_STRING([--enable-pubkey-ciphers=ciphers], [select the public-key ciphers to include]), [enabled_pubkey_ciphers=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`], [enabled_pubkey_ciphers=""]) if test "x$enabled_pubkey_ciphers" = "x" \ -o "$enabled_pubkey_ciphers" = "yes" \ -o "$enabled_pubkey_ciphers" = "no"; then enabled_pubkey_ciphers=$default_pubkey_ciphers fi AC_MSG_CHECKING([which public-key ciphers to include]) for cipher in $enabled_pubkey_ciphers; do LIST_MEMBER($cipher, $available_pubkey_ciphers) if test "$found" = "0"; then AC_MSG_ERROR([unsupported public-key cipher specified]) fi done AC_MSG_RESULT([$enabled_pubkey_ciphers]) # Implementation of the --enable-digests switch. AC_ARG_ENABLE(digests, AC_HELP_STRING([--enable-digests=digests], [select the message digests to include]), [enabled_digests=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`], [enabled_digests=""]) if test "x$enabled_digests" = "x" \ -o "$enabled_digests" = "yes" \ -o "$enabled_digests" = "no"; then enabled_digests=$default_digests fi AC_MSG_CHECKING([which message digests to include]) for digest in $enabled_digests; do LIST_MEMBER($digest, $available_digests) if test "$found" = "0"; then AC_MSG_ERROR([unsupported message digest specified]) fi done AC_MSG_RESULT([$enabled_digests]) # Implementation of the --enable-kdfs switch. AC_ARG_ENABLE(kdfs, AC_HELP_STRING([--enable-kfds=kdfs], [select the KDFs to include]), [enabled_kdfs=`echo $enableval | tr ',:' ' ' | tr '[A-Z]' '[a-z]'`], [enabled_kdfs=""]) if test "x$enabled_kdfs" = "x" \ -o "$enabled_kdfs" = "yes" \ -o "$enabled_kdfs" = "no"; then enabled_kdfs=$default_kdfs fi AC_MSG_CHECKING([which key derivation functions to include]) for kdf in $enabled_kdfs; do LIST_MEMBER($kdf, $available_kdfs) if test "$found" = "0"; then AC_MSG_ERROR([unsupported key derivation function specified]) fi done AC_MSG_RESULT([$enabled_kdfs]) # Implementation of the --enable-random switch. AC_ARG_ENABLE(random, AC_HELP_STRING([--enable-random=name], [select which random number generator to use]), [random=`echo $enableval | tr '[A-Z]' '[a-z]'`], []) if test "x$random" = "x" -o "$random" = "yes" -o "$random" = "no"; then random=default fi AC_MSG_CHECKING([which random module to use]) if test "$random" != "default" -a "$random" != "auto"; then LIST_MEMBER($random, $available_random_modules) if test "$found" = "0"; then AC_MSG_ERROR([unsupported random module specified]) fi fi AC_MSG_RESULT($random) # Implementation of the --disable-dev-random switch. AC_MSG_CHECKING([whether use of /dev/random is requested]) AC_ARG_ENABLE(dev-random, [ --disable-dev-random disable the use of dev random], try_dev_random=$enableval, try_dev_random=yes) AC_MSG_RESULT($try_dev_random) # Implementation of the --with-egd-socket switch. AC_ARG_WITH(egd-socket, [ --with-egd-socket=NAME Use NAME for the EGD socket)], egd_socket_name="$withval", egd_socket_name="" ) AC_DEFINE_UNQUOTED(EGD_SOCKET_NAME, "$egd_socket_name", [Define if you don't want the default EGD socket name. For details see cipher/rndegd.c]) # Implementation of the --enable-random-daemon AC_MSG_CHECKING([whether the experimental random daemon is requested]) AC_ARG_ENABLE([random-daemon], AC_HELP_STRING([--enable-random-daemon], [Build and support the experimental gcryptrnd]), [use_random_daemon=$enableval], [use_random_daemon=no]) AC_MSG_RESULT($use_random_daemon) if test x$use_random_daemon = xyes ; then AC_DEFINE(USE_RANDOM_DAEMON,1, [Define to support the experimental random daemon]) fi AM_CONDITIONAL(USE_RANDOM_DAEMON, test x$use_random_daemon = xyes) # Implementation of --disable-asm. AC_MSG_CHECKING([whether MPI assembler modules are requested]) AC_ARG_ENABLE([asm], AC_HELP_STRING([--disable-asm], [Disable MPI assembler modules]), [try_asm_modules=$enableval], [try_asm_modules=yes]) AC_MSG_RESULT($try_asm_modules) # Implementation of the --enable-m-guard switch. AC_MSG_CHECKING([whether memory guard is requested]) AC_ARG_ENABLE(m-guard, AC_HELP_STRING([--enable-m-guard], [Enable memory guard facility]), [use_m_guard=$enableval], [use_m_guard=no]) AC_MSG_RESULT($use_m_guard) if test "$use_m_guard" = yes ; then AC_DEFINE(M_GUARD,1,[Define to use the (obsolete) malloc guarding feature]) fi # Implementation of the --enable-large-data-tests switch. AC_MSG_CHECKING([whether to run large data tests]) AC_ARG_ENABLE(large-data-tests, AC_HELP_STRING([--enable-large-data-tests], [Enable the real long ruinning large data tests]), large_data_tests=$enableval,large_data_tests=no) AC_MSG_RESULT($large_data_tests) AC_SUBST(RUN_LARGE_DATA_TESTS, $large_data_tests) # Implementation of the --with-capabilities switch. # Check whether we want to use Linux capabilities AC_MSG_CHECKING([whether use of capabilities is requested]) AC_ARG_WITH(capabilities, AC_HELP_STRING([--with-capabilities], [Use linux capabilities [default=no]]), [use_capabilities="$withval"],[use_capabilities=no]) AC_MSG_RESULT($use_capabilities) # Implementation of the --enable-hmac-binary-check. AC_MSG_CHECKING([whether a HMAC binary check is requested]) AC_ARG_ENABLE(hmac-binary-check, AC_HELP_STRING([--enable-hmac-binary-check], [Enable library integrity check]), [use_hmac_binary_check=$enableval], [use_hmac_binary_check=no]) AC_MSG_RESULT($use_hmac_binary_check) if test "$use_hmac_binary_check" = yes ; then AC_DEFINE(ENABLE_HMAC_BINARY_CHECK,1, [Define to support an HMAC based integrity check]) fi # Implementation of the --disable-jent-support switch. AC_MSG_CHECKING([whether jitter entropy support is requested]) AC_ARG_ENABLE(jent-support, AC_HELP_STRING([--disable-jent-support], [Disable support for the Jitter entropy collector]), jentsupport=$enableval,jentsupport=yes) AC_MSG_RESULT($jentsupport) # Implementation of the --disable-padlock-support switch. AC_MSG_CHECKING([whether padlock support is requested]) AC_ARG_ENABLE(padlock-support, AC_HELP_STRING([--disable-padlock-support], [Disable support for the PadLock Engine of VIA processors]), padlocksupport=$enableval,padlocksupport=yes) AC_MSG_RESULT($padlocksupport) # Implementation of the --disable-aesni-support switch. AC_MSG_CHECKING([whether AESNI support is requested]) AC_ARG_ENABLE(aesni-support, AC_HELP_STRING([--disable-aesni-support], [Disable support for the Intel AES-NI instructions]), aesnisupport=$enableval,aesnisupport=yes) AC_MSG_RESULT($aesnisupport) # Implementation of the --disable-pclmul-support switch. AC_MSG_CHECKING([whether PCLMUL support is requested]) AC_ARG_ENABLE(pclmul-support, AC_HELP_STRING([--disable-pclmul-support], [Disable support for the Intel PCLMUL instructions]), pclmulsupport=$enableval,pclmulsupport=yes) AC_MSG_RESULT($pclmulsupport) # Implementation of the --disable-sse41-support switch. AC_MSG_CHECKING([whether SSE4.1 support is requested]) AC_ARG_ENABLE(sse41-support, AC_HELP_STRING([--disable-sse41-support], [Disable support for the Intel SSE4.1 instructions]), sse41support=$enableval,sse41support=yes) AC_MSG_RESULT($sse41support) # Implementation of the --disable-drng-support switch. AC_MSG_CHECKING([whether DRNG support is requested]) AC_ARG_ENABLE(drng-support, AC_HELP_STRING([--disable-drng-support], [Disable support for the Intel DRNG (RDRAND instruction)]), drngsupport=$enableval,drngsupport=yes) AC_MSG_RESULT($drngsupport) # Implementation of the --disable-avx-support switch. AC_MSG_CHECKING([whether AVX support is requested]) AC_ARG_ENABLE(avx-support, AC_HELP_STRING([--disable-avx-support], [Disable support for the Intel AVX instructions]), avxsupport=$enableval,avxsupport=yes) AC_MSG_RESULT($avxsupport) # Implementation of the --disable-avx2-support switch. AC_MSG_CHECKING([whether AVX2 support is requested]) AC_ARG_ENABLE(avx2-support, AC_HELP_STRING([--disable-avx2-support], [Disable support for the Intel AVX2 instructions]), avx2support=$enableval,avx2support=yes) AC_MSG_RESULT($avx2support) # Implementation of the --disable-neon-support switch. AC_MSG_CHECKING([whether NEON support is requested]) AC_ARG_ENABLE(neon-support, AC_HELP_STRING([--disable-neon-support], [Disable support for the ARM NEON instructions]), neonsupport=$enableval,neonsupport=yes) AC_MSG_RESULT($neonsupport) # Implementation of the --disable-arm-crypto-support switch. AC_MSG_CHECKING([whether ARMv8 Crypto Extension support is requested]) AC_ARG_ENABLE(arm-crypto-support, AC_HELP_STRING([--disable-arm-crypto-support], [Disable support for the ARMv8 Crypto Extension instructions]), armcryptosupport=$enableval,armcryptosupport=yes) AC_MSG_RESULT($armcryptosupport) # Implementation of the --disable-O-flag-munging switch. AC_MSG_CHECKING([whether a -O flag munging is requested]) AC_ARG_ENABLE([O-flag-munging], AC_HELP_STRING([--disable-O-flag-munging], [Disable modification of the cc -O flag]), [enable_o_flag_munging=$enableval], [enable_o_flag_munging=yes]) AC_MSG_RESULT($enable_o_flag_munging) AM_CONDITIONAL(ENABLE_O_FLAG_MUNGING, test "$enable_o_flag_munging" = "yes") # Implementation of the --disable-amd64-as-feature-detection switch. AC_MSG_CHECKING([whether to enable AMD64 as(1) feature detection]) AC_ARG_ENABLE(amd64-as-feature-detection, AC_HELP_STRING([--disable-amd64-as-feature-detection], [Disable the auto-detection of AMD64 as(1) features]), amd64_as_feature_detection=$enableval, amd64_as_feature_detection=yes) AC_MSG_RESULT($amd64_as_feature_detection) AC_DEFINE_UNQUOTED(PRINTABLE_OS_NAME, "$PRINTABLE_OS_NAME", [A human readable text with the name of the OS]) # For some systems we know that we have ld_version scripts. # Use it then as default. have_ld_version_script=no case "${host}" in *-*-linux*) have_ld_version_script=yes ;; *-*-gnu*) have_ld_version_script=yes ;; esac AC_ARG_ENABLE([ld-version-script], AC_HELP_STRING([--enable-ld-version-script], [enable/disable use of linker version script. (default is system dependent)]), [have_ld_version_script=$enableval], [ : ] ) AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes") AC_DEFINE_UNQUOTED(NAME_OF_DEV_RANDOM, "$NAME_OF_DEV_RANDOM", [defined to the name of the strong random device]) AC_DEFINE_UNQUOTED(NAME_OF_DEV_URANDOM, "$NAME_OF_DEV_URANDOM", [defined to the name of the weaker random device]) ############################### #### Checks for libraries. #### ############################### # # gpg-error is required. # AM_PATH_GPG_ERROR("$NEED_GPG_ERROR_VERSION") if test "x$GPG_ERROR_LIBS" = "x"; then AC_MSG_ERROR([libgpg-error is needed. See ftp://ftp.gnupg.org/gcrypt/libgpg-error/ .]) fi AC_DEFINE(GPG_ERR_SOURCE_DEFAULT, GPG_ERR_SOURCE_GCRYPT, [The default error source for libgcrypt.]) # # Check whether the GNU Pth library is available. We require this # to build the optional gcryptrnd program. # AC_ARG_WITH(pth-prefix, AC_HELP_STRING([--with-pth-prefix=PFX], [prefix where GNU Pth is installed (optional)]), pth_config_prefix="$withval", pth_config_prefix="") if test x$pth_config_prefix != x ; then PTH_CONFIG="$pth_config_prefix/bin/pth-config" fi if test "$use_random_daemon" = "yes"; then AC_PATH_PROG(PTH_CONFIG, pth-config, no) if test "$PTH_CONFIG" = "no"; then AC_MSG_WARN([[ *** *** To build the Libgcrypt's random number daemon *** we need the support of the GNU Portable Threads Library. *** Download it from ftp://ftp.gnu.org/gnu/pth/ *** On a Debian GNU/Linux system you might want to try *** apt-get install libpth-dev ***]]) else GNUPG_PTH_VERSION_CHECK([1.3.7]) if test $have_pth = yes; then PTH_CFLAGS=`$PTH_CONFIG --cflags` PTH_LIBS=`$PTH_CONFIG --ldflags` PTH_LIBS="$PTH_LIBS `$PTH_CONFIG --libs --all`" AC_DEFINE(USE_GNU_PTH, 1, [Defined if the GNU Portable Thread Library should be used]) AC_DEFINE(HAVE_PTH, 1, [Defined if the GNU Pth is available]) fi fi fi AC_SUBST(PTH_CFLAGS) AC_SUBST(PTH_LIBS) # # Check whether pthreads is available # if test "$have_w32_system" != yes; then AC_CHECK_LIB(pthread,pthread_create,have_pthread=yes) if test "$have_pthread" = yes; then AC_DEFINE(HAVE_PTHREAD, 1 ,[Define if we have pthread.]) fi fi # Solaris needs -lsocket and -lnsl. Unisys system includes # gethostbyname in libsocket but needs libnsl for socket. AC_SEARCH_LIBS(setsockopt, [socket], , [AC_SEARCH_LIBS(setsockopt, [socket], , , [-lnsl])]) AC_SEARCH_LIBS(setsockopt, [nsl]) ################################## #### Checks for header files. #### ################################## AC_HEADER_STDC AC_CHECK_HEADERS(unistd.h sys/select.h sys/msg.h) INSERT_SYS_SELECT_H= if test x"$ac_cv_header_sys_select_h" = xyes; then INSERT_SYS_SELECT_H=" include <sys/select.h>" fi AC_SUBST(INSERT_SYS_SELECT_H) ########################################## #### Checks for typedefs, structures, #### #### and compiler characteristics. #### ########################################## AC_C_CONST AC_C_INLINE AC_TYPE_SIZE_T AC_TYPE_SIGNAL AC_DECL_SYS_SIGLIST AC_TYPE_PID_T GNUPG_CHECK_TYPEDEF(byte, HAVE_BYTE_TYPEDEF) GNUPG_CHECK_TYPEDEF(ushort, HAVE_USHORT_TYPEDEF) GNUPG_CHECK_TYPEDEF(ulong, HAVE_ULONG_TYPEDEF) GNUPG_CHECK_TYPEDEF(u16, HAVE_U16_TYPEDEF) GNUPG_CHECK_TYPEDEF(u32, HAVE_U32_TYPEDEF) gl_TYPE_SOCKLEN_T case "${host}" in *-*-mingw32*) # socklen_t may or may not be defined depending on what headers # are included. To be safe we use int as this is the actual type. FALLBACK_SOCKLEN_T="typedef int gcry_socklen_t;" ;; *) if test ".$gl_cv_socklen_t_equiv" = "."; then FALLBACK_SOCKLEN_T="typedef socklen_t gcry_socklen_t;" else FALLBACK_SOCKLEN_T="typedef ${gl_cv_socklen_t_equiv} gcry_socklen_t;" fi esac AC_SUBST(FALLBACK_SOCKLEN_T) # # Check for __builtin_bswap32 intrinsic. # AC_CACHE_CHECK(for __builtin_bswap32, [gcry_cv_have_builtin_bswap32], [gcry_cv_have_builtin_bswap32=no AC_LINK_IFELSE([AC_LANG_PROGRAM([], [int x = 0; int y = __builtin_bswap32(x); return y;])], [gcry_cv_have_builtin_bswap32=yes])]) if test "$gcry_cv_have_builtin_bswap32" = "yes" ; then AC_DEFINE(HAVE_BUILTIN_BSWAP32,1, [Defined if compiler has '__builtin_bswap32' intrinsic]) fi # # Check for __builtin_bswap64 intrinsic. # AC_CACHE_CHECK(for __builtin_bswap64, [gcry_cv_have_builtin_bswap64], [gcry_cv_have_builtin_bswap64=no AC_LINK_IFELSE([AC_LANG_PROGRAM([], [long long x = 0; long long y = __builtin_bswap64(x); return y;])], [gcry_cv_have_builtin_bswap64=yes])]) if test "$gcry_cv_have_builtin_bswap64" = "yes" ; then AC_DEFINE(HAVE_BUILTIN_BSWAP64,1, [Defined if compiler has '__builtin_bswap64' intrinsic]) fi # # Check for __builtin_ctz intrinsic. # AC_CACHE_CHECK(for __builtin_ctz, [gcry_cv_have_builtin_ctz], [gcry_cv_have_builtin_ctz=no AC_LINK_IFELSE([AC_LANG_PROGRAM([], [unsigned int x = 0; int y = __builtin_ctz(x); return y;])], [gcry_cv_have_builtin_ctz=yes])]) if test "$gcry_cv_have_builtin_ctz" = "yes" ; then AC_DEFINE(HAVE_BUILTIN_CTZ, 1, [Defined if compiler has '__builtin_ctz' intrinsic]) fi # # Check for VLA support (variable length arrays). # AC_CACHE_CHECK(whether the variable length arrays are supported, [gcry_cv_have_vla], [gcry_cv_have_vla=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void f1(char *, int); char foo(int i) { char b[(i < 0 ? 0 : i) + 1]; f1(b, sizeof b); return b[0];}]])], [gcry_cv_have_vla=yes])]) if test "$gcry_cv_have_vla" = "yes" ; then AC_DEFINE(HAVE_VLA,1, [Defined if variable length arrays are supported]) fi # # Check for ELF visibility support. # AC_CACHE_CHECK(whether the visibility attribute is supported, gcry_cv_visibility_attribute, [gcry_cv_visibility_attribute=no AC_LANG_CONFTEST([AC_LANG_SOURCE( [[int foo __attribute__ ((visibility ("hidden"))) = 1; int bar __attribute__ ((visibility ("protected"))) = 1; ]])]) if ${CC-cc} -Werror -S conftest.c -o conftest.s \ 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD ; then if grep '\.hidden.*foo' conftest.s >/dev/null 2>&1 ; then if grep '\.protected.*bar' conftest.s >/dev/null 2>&1; then gcry_cv_visibility_attribute=yes fi fi fi ]) if test "$gcry_cv_visibility_attribute" = "yes"; then AC_CACHE_CHECK(for broken visibility attribute, gcry_cv_broken_visibility_attribute, [gcry_cv_broken_visibility_attribute=yes AC_LANG_CONFTEST([AC_LANG_SOURCE( [[int foo (int x); int bar (int x) __asm__ ("foo") __attribute__ ((visibility ("hidden"))); int bar (int x) { return x; } ]])]) if ${CC-cc} -Werror -S conftest.c -o conftest.s \ 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD ; then if grep '\.hidden@<:@ _@:>@foo' conftest.s >/dev/null 2>&1; then gcry_cv_broken_visibility_attribute=no fi fi ]) fi if test "$gcry_cv_visibility_attribute" = "yes"; then AC_CACHE_CHECK(for broken alias attribute, gcry_cv_broken_alias_attribute, [gcry_cv_broken_alias_attribute=yes AC_LANG_CONFTEST([AC_LANG_SOURCE( [[extern int foo (int x) __asm ("xyzzy"); int bar (int x) { return x; } extern __typeof (bar) foo __attribute ((weak, alias ("bar"))); extern int dfoo; extern __typeof (dfoo) dfoo __asm ("abccb"); int dfoo = 1; ]])]) if ${CC-cc} -Werror -S conftest.c -o conftest.s \ 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD ; then if grep 'xyzzy' conftest.s >/dev/null 2>&1 && \ grep 'abccb' conftest.s >/dev/null 2>&1; then gcry_cv_broken_alias_attribute=no fi fi ]) fi if test "$gcry_cv_visibility_attribute" = "yes"; then AC_CACHE_CHECK(if gcc supports -fvisibility=hidden, gcry_cv_gcc_has_f_visibility, [gcry_cv_gcc_has_f_visibility=no _gcc_cflags_save=$CFLAGS CFLAGS="-fvisibility=hidden" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], gcry_cv_gcc_has_f_visibility=yes) CFLAGS=$_gcc_cflags_save; ]) fi if test "$gcry_cv_visibility_attribute" = "yes" \ && test "$gcry_cv_broken_visibility_attribute" != "yes" \ && test "$gcry_cv_broken_alias_attribute" != "yes" \ && test "$gcry_cv_gcc_has_f_visibility" = "yes" then AC_DEFINE(GCRY_USE_VISIBILITY, 1, [Define to use the GNU C visibility attribute.]) CFLAGS="$CFLAGS -fvisibility=hidden" fi # Following attribute tests depend on warnings to cause compile to fail, # so set -Werror temporarily. _gcc_cflags_save=$CFLAGS CFLAGS="$CFLAGS -Werror" # # Check whether the compiler supports the GCC style aligned attribute # AC_CACHE_CHECK([whether the GCC style aligned attribute is supported], [gcry_cv_gcc_attribute_aligned], [gcry_cv_gcc_attribute_aligned=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[struct { int a; } foo __attribute__ ((aligned (16)));]])], [gcry_cv_gcc_attribute_aligned=yes])]) if test "$gcry_cv_gcc_attribute_aligned" = "yes" ; then AC_DEFINE(HAVE_GCC_ATTRIBUTE_ALIGNED,1, [Defined if a GCC style "__attribute__ ((aligned (n))" is supported]) fi # # Check whether the compiler supports the GCC style packed attribute # AC_CACHE_CHECK([whether the GCC style packed attribute is supported], [gcry_cv_gcc_attribute_packed], [gcry_cv_gcc_attribute_packed=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[struct foolong_s { long b; } __attribute__ ((packed)); struct foo_s { char a; struct foolong_s b; } __attribute__ ((packed)); enum bar { FOO = 1 / (sizeof(struct foo_s) == (sizeof(char) + sizeof(long))), };]])], [gcry_cv_gcc_attribute_packed=yes])]) if test "$gcry_cv_gcc_attribute_packed" = "yes" ; then AC_DEFINE(HAVE_GCC_ATTRIBUTE_PACKED,1, [Defined if a GCC style "__attribute__ ((packed))" is supported]) fi # # Check whether the compiler supports the GCC style may_alias attribute # AC_CACHE_CHECK([whether the GCC style may_alias attribute is supported], [gcry_cv_gcc_attribute_may_alias], [gcry_cv_gcc_attribute_may_alias=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[typedef struct foo_s { int a; } __attribute__ ((may_alias)) foo_t;]])], [gcry_cv_gcc_attribute_may_alias=yes])]) if test "$gcry_cv_gcc_attribute_may_alias" = "yes" ; then AC_DEFINE(HAVE_GCC_ATTRIBUTE_MAY_ALIAS,1, [Defined if a GCC style "__attribute__ ((may_alias))" is supported]) fi # Restore flags. CFLAGS=$_gcc_cflags_save; # # Check whether the compiler supports 'asm' or '__asm__' keyword for # assembler blocks. # AC_CACHE_CHECK([whether 'asm' assembler keyword is supported], [gcry_cv_have_asm], [gcry_cv_have_asm=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { asm("":::"memory"); }]])], [gcry_cv_have_asm=yes])]) AC_CACHE_CHECK([whether '__asm__' assembler keyword is supported], [gcry_cv_have___asm__], [gcry_cv_have___asm__=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { __asm__("":::"memory"); }]])], [gcry_cv_have___asm__=yes])]) if test "$gcry_cv_have_asm" = "no" ; then if test "$gcry_cv_have___asm__" = "yes" ; then AC_DEFINE(asm,__asm__, [Define to supported assembler block keyword, if plain 'asm' was not supported]) fi fi # # Check whether the compiler supports inline assembly memory barrier. # if test "$gcry_cv_have_asm" = "no" ; then if test "$gcry_cv_have___asm__" = "yes" ; then AC_CACHE_CHECK([whether inline assembly memory barrier is supported], [gcry_cv_have_asm_volatile_memory], [gcry_cv_have_asm_volatile_memory=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { __asm__ volatile("":::"memory"); }]])], [gcry_cv_have_asm_volatile_memory=yes])]) fi else AC_CACHE_CHECK([whether inline assembly memory barrier is supported], [gcry_cv_have_asm_volatile_memory], [gcry_cv_have_asm_volatile_memory=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { asm volatile("":::"memory"); }]])], [gcry_cv_have_asm_volatile_memory=yes])]) fi if test "$gcry_cv_have_asm_volatile_memory" = "yes" ; then AC_DEFINE(HAVE_GCC_ASM_VOLATILE_MEMORY,1, [Define if inline asm memory barrier is supported]) fi # # Check whether GCC assembler supports features needed for our ARM # implementations. This needs to be done before setting up the # assembler stuff. # AC_CACHE_CHECK([whether GCC assembler is compatible for ARM assembly implementations], [gcry_cv_gcc_arm_platform_as_ok], [gcry_cv_gcc_arm_platform_as_ok=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( /* Test if assembler supports UAL syntax. */ ".syntax unified\n\t" ".arm\n\t" /* our assembly code is in ARM mode */ /* Following causes error if assembler ignored '.syntax unified'. */ "asmfunc:\n\t" "add %r0, %r0, %r4, ror #12;\n\t" /* Test if '.type' and '.size' are supported. */ ".size asmfunc,.-asmfunc;\n\t" ".type asmfunc,%function;\n\t" );]])], [gcry_cv_gcc_arm_platform_as_ok=yes])]) if test "$gcry_cv_gcc_arm_platform_as_ok" = "yes" ; then AC_DEFINE(HAVE_COMPATIBLE_GCC_ARM_PLATFORM_AS,1, [Defined if underlying assembler is compatible with ARM assembly implementations]) fi # # Check whether GCC assembler supports features needed for our ARMv8/Aarch64 # implementations. This needs to be done before setting up the # assembler stuff. # AC_CACHE_CHECK([whether GCC assembler is compatible for ARMv8/Aarch64 assembly implementations], [gcry_cv_gcc_aarch64_platform_as_ok], [gcry_cv_gcc_aarch64_platform_as_ok=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( "asmfunc:\n\t" "eor x0, x0, x30, ror #12;\n\t" "add x0, x0, x30, asr #12;\n\t" "eor v0.16b, v0.16b, v31.16b;\n\t" /* Test if '.type' and '.size' are supported. */ ".size asmfunc,.-asmfunc;\n\t" ".type asmfunc,@function;\n\t" );]])], [gcry_cv_gcc_aarch64_platform_as_ok=yes])]) if test "$gcry_cv_gcc_aarch64_platform_as_ok" = "yes" ; then AC_DEFINE(HAVE_COMPATIBLE_GCC_AARCH64_PLATFORM_AS,1, [Defined if underlying assembler is compatible with ARMv8/Aarch64 assembly implementations]) fi # # Check whether underscores in symbols are required. This needs to be # done before setting up the assembler stuff. # GNUPG_SYS_SYMBOL_UNDERSCORE() ################################# #### #### #### Setup assembler stuff. #### #### Define mpi_cpu_arch. #### #### #### ################################# AC_ARG_ENABLE(mpi-path, AC_HELP_STRING([--enable-mpi-path=EXTRA_PATH], [prepend EXTRA_PATH to list of CPU specific optimizations]), mpi_extra_path="$enableval",mpi_extra_path="") AC_MSG_CHECKING(architecture and mpi assembler functions) if test -f $srcdir/mpi/config.links ; then . $srcdir/mpi/config.links AC_CONFIG_LINKS("$mpi_ln_list") ac_cv_mpi_sflags="$mpi_sflags" AC_MSG_RESULT($mpi_cpu_arch) else AC_MSG_RESULT(failed) AC_MSG_ERROR([mpi/config.links missing!]) fi MPI_SFLAGS="$ac_cv_mpi_sflags" AC_SUBST(MPI_SFLAGS) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_ADD1, test "$mpi_mod_asm_mpih_add1" = yes) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_SUB1, test "$mpi_mod_asm_mpih_sub1" = yes) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_MUL1, test "$mpi_mod_asm_mpih_mul1" = yes) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_MUL2, test "$mpi_mod_asm_mpih_mul2" = yes) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_MUL3, test "$mpi_mod_asm_mpih_mul3" = yes) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_LSHIFT, test "$mpi_mod_asm_mpih_lshift" = yes) AM_CONDITIONAL(MPI_MOD_ASM_MPIH_RSHIFT, test "$mpi_mod_asm_mpih_rshift" = yes) AM_CONDITIONAL(MPI_MOD_ASM_UDIV, test "$mpi_mod_asm_udiv" = yes) AM_CONDITIONAL(MPI_MOD_ASM_UDIV_QRNND, test "$mpi_mod_asm_udiv_qrnnd" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_ADD1, test "$mpi_mod_c_mpih_add1" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_SUB1, test "$mpi_mod_c_mpih_sub1" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_MUL1, test "$mpi_mod_c_mpih_mul1" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_MUL2, test "$mpi_mod_c_mpih_mul2" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_MUL3, test "$mpi_mod_c_mpih_mul3" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_LSHIFT, test "$mpi_mod_c_mpih_lshift" = yes) AM_CONDITIONAL(MPI_MOD_C_MPIH_RSHIFT, test "$mpi_mod_c_mpih_rshift" = yes) AM_CONDITIONAL(MPI_MOD_C_UDIV, test "$mpi_mod_c_udiv" = yes) AM_CONDITIONAL(MPI_MOD_C_UDIV_QRNND, test "$mpi_mod_c_udiv_qrnnd" = yes) # Reset non applicable feature flags. if test "$mpi_cpu_arch" != "x86" ; then aesnisupport="n/a" pclmulsupport="n/a" sse41support="n/a" avxsupport="n/a" avx2support="n/a" padlocksupport="n/a" jentsupport="n/a" drngsupport="n/a" fi if test "$mpi_cpu_arch" != "arm" ; then if test "$mpi_cpu_arch" != "aarch64" ; then neonsupport="n/a" armcryptosupport="n/a" fi fi ############################################# #### #### #### Platform specific compiler checks. #### #### #### ############################################# # Following tests depend on warnings to cause compile to fail, so set -Werror # temporarily. _gcc_cflags_save=$CFLAGS CFLAGS="$CFLAGS -Werror" # # Check whether compiler supports 'ms_abi' function attribute. # AC_CACHE_CHECK([whether compiler supports 'ms_abi' function attribute], [gcry_cv_gcc_attribute_ms_abi], [gcry_cv_gcc_attribute_ms_abi=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[int __attribute__ ((ms_abi)) proto(int);]])], [gcry_cv_gcc_attribute_ms_abi=yes])]) if test "$gcry_cv_gcc_attribute_ms_abi" = "yes" ; then AC_DEFINE(HAVE_GCC_ATTRIBUTE_MS_ABI,1, [Defined if compiler supports "__attribute__ ((ms_abi))" function attribute]) fi # # Check whether compiler supports 'sysv_abi' function attribute. # AC_CACHE_CHECK([whether compiler supports 'sysv_abi' function attribute], [gcry_cv_gcc_attribute_sysv_abi], [gcry_cv_gcc_attribute_sysv_abi=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[int __attribute__ ((sysv_abi)) proto(int);]])], [gcry_cv_gcc_attribute_sysv_abi=yes])]) if test "$gcry_cv_gcc_attribute_sysv_abi" = "yes" ; then AC_DEFINE(HAVE_GCC_ATTRIBUTE_SYSV_ABI,1, [Defined if compiler supports "__attribute__ ((sysv_abi))" function attribute]) fi # # Check whether default calling convention is 'ms_abi'. # if test "$gcry_cv_gcc_attribute_ms_abi" = "yes" ; then AC_CACHE_CHECK([whether default calling convention is 'ms_abi'], [gcry_cv_gcc_default_abi_is_ms_abi], [gcry_cv_gcc_default_abi_is_ms_abi=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void *test(void) { void *(*def_func)(void) = test; void *__attribute__((ms_abi))(*msabi_func)(void); /* warning on SysV abi targets, passes on Windows based targets */ msabi_func = def_func; return msabi_func; }]])], [gcry_cv_gcc_default_abi_is_ms_abi=yes])]) if test "$gcry_cv_gcc_default_abi_is_ms_abi" = "yes" ; then AC_DEFINE(HAVE_GCC_DEFAULT_ABI_IS_MS_ABI,1, [Defined if default calling convention is 'ms_abi']) fi fi # # Check whether default calling convention is 'sysv_abi'. # if test "$gcry_cv_gcc_attribute_sysv_abi" = "yes" ; then AC_CACHE_CHECK([whether default calling convention is 'sysv_abi'], [gcry_cv_gcc_default_abi_is_sysv_abi], [gcry_cv_gcc_default_abi_is_sysv_abi=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void *test(void) { void *(*def_func)(void) = test; void *__attribute__((sysv_abi))(*sysvabi_func)(void); /* warning on MS ABI targets, passes on SysV ABI targets */ sysvabi_func = def_func; return sysvabi_func; }]])], [gcry_cv_gcc_default_abi_is_sysv_abi=yes])]) if test "$gcry_cv_gcc_default_abi_is_sysv_abi" = "yes" ; then AC_DEFINE(HAVE_GCC_DEFAULT_ABI_IS_SYSV_ABI,1, [Defined if default calling convention is 'sysv_abi']) fi fi # Restore flags. CFLAGS=$_gcc_cflags_save; # # Check whether GCC inline assembler supports SSSE3 instructions # This is required for the AES-NI instructions. # AC_CACHE_CHECK([whether GCC inline assembler supports SSSE3 instructions], [gcry_cv_gcc_inline_asm_ssse3], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_inline_asm_ssse3="n/a" else gcry_cv_gcc_inline_asm_ssse3=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[static unsigned char be_mask[16] __attribute__ ((aligned (16))) = { 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 }; void a(void) { __asm__("pshufb %[mask], %%xmm2\n\t"::[mask]"m"(*be_mask):); }]])], [gcry_cv_gcc_inline_asm_ssse3=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_ssse3" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_SSSE3,1, [Defined if inline assembler supports SSSE3 instructions]) fi # # Check whether GCC inline assembler supports PCLMUL instructions. # AC_CACHE_CHECK([whether GCC inline assembler supports PCLMUL instructions], [gcry_cv_gcc_inline_asm_pclmul], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_inline_asm_pclmul="n/a" else gcry_cv_gcc_inline_asm_pclmul=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { __asm__("pclmulqdq \$0, %%xmm1, %%xmm3\n\t":::"cc"); }]])], [gcry_cv_gcc_inline_asm_pclmul=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_pclmul" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_PCLMUL,1, [Defined if inline assembler supports PCLMUL instructions]) fi # # Check whether GCC inline assembler supports SSE4.1 instructions. # AC_CACHE_CHECK([whether GCC inline assembler supports SSE4.1 instructions], [gcry_cv_gcc_inline_asm_sse41], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_inline_asm_sse41="n/a" else gcry_cv_gcc_inline_asm_sse41=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { int i; __asm__("pextrd \$2, %%xmm0, %[out]\n\t" : [out] "=m" (i)); }]])], [gcry_cv_gcc_inline_asm_sse41=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_sse41" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_SSE41,1, [Defined if inline assembler supports SSE4.1 instructions]) fi # # Check whether GCC inline assembler supports AVX instructions # AC_CACHE_CHECK([whether GCC inline assembler supports AVX instructions], [gcry_cv_gcc_inline_asm_avx], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_inline_asm_avx="n/a" else gcry_cv_gcc_inline_asm_avx=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { __asm__("xgetbv; vaesdeclast (%[mem]),%%xmm0,%%xmm7\n\t"::[mem]"r"(0):); }]])], [gcry_cv_gcc_inline_asm_avx=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_avx" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_AVX,1, [Defined if inline assembler supports AVX instructions]) fi # # Check whether GCC inline assembler supports AVX2 instructions # AC_CACHE_CHECK([whether GCC inline assembler supports AVX2 instructions], [gcry_cv_gcc_inline_asm_avx2], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_inline_asm_avx2="n/a" else gcry_cv_gcc_inline_asm_avx2=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[void a(void) { __asm__("xgetbv; vpbroadcastb %%xmm7,%%ymm1\n\t":::"cc"); }]])], [gcry_cv_gcc_inline_asm_avx2=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_avx2" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_AVX2,1, [Defined if inline assembler supports AVX2 instructions]) fi # # Check whether GCC inline assembler supports BMI2 instructions # AC_CACHE_CHECK([whether GCC inline assembler supports BMI2 instructions], [gcry_cv_gcc_inline_asm_bmi2], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_inline_asm_bmi2="n/a" else gcry_cv_gcc_inline_asm_bmi2=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[unsigned int a(unsigned int x, unsigned int y) { unsigned int tmp1, tmp2; asm ("rorxl %2, %1, %0" : "=r" (tmp1) : "rm0" (x), "J" (32 - ((23) & 31))); asm ("andnl %2, %1, %0" : "=r" (tmp2) : "r0" (x), "rm" (y)); return tmp1 + tmp2; }]])], [gcry_cv_gcc_inline_asm_bmi2=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_bmi2" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_BMI2,1, [Defined if inline assembler supports BMI2 instructions]) fi # # Check whether GCC assembler needs "-Wa,--divide" to correctly handle # constant division # if test $amd64_as_feature_detection = yes; then AC_CACHE_CHECK([whether GCC assembler handles division correctly], [gcry_cv_gcc_as_const_division_ok], [gcry_cv_gcc_as_const_division_ok=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__("xorl \$(123456789/12345678), %ebp;\n\t");]])], [gcry_cv_gcc_as_const_division_ok=yes])]) if test "$gcry_cv_gcc_as_const_division_ok" = "no" ; then # # Add '-Wa,--divide' to CPPFLAGS and try check again. # _gcc_cppflags_save="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -Wa,--divide" AC_CACHE_CHECK([whether GCC assembler handles division correctly with "-Wa,--divide"], [gcry_cv_gcc_as_const_division_with_wadivide_ok], [gcry_cv_gcc_as_const_division_with_wadivide_ok=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__("xorl \$(123456789/12345678), %ebp;\n\t");]])], [gcry_cv_gcc_as_const_division_with_wadivide_ok=yes])]) if test "$gcry_cv_gcc_as_const_division_with_wadivide_ok" = "no" ; then # '-Wa,--divide' did not work, restore old flags. CPPFLAGS="$_gcc_cppflags_save" fi fi fi # # Check whether GCC assembler supports features needed for our amd64 # implementations # if test $amd64_as_feature_detection = yes; then AC_CACHE_CHECK([whether GCC assembler is compatible for amd64 assembly implementations], [gcry_cv_gcc_amd64_platform_as_ok], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_amd64_platform_as_ok="n/a" else gcry_cv_gcc_amd64_platform_as_ok=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( /* Test if '.type' and '.size' are supported. */ /* These work only on ELF targets. */ "asmfunc:\n\t" ".size asmfunc,.-asmfunc;\n\t" ".type asmfunc,@function;\n\t" /* Test if assembler allows use of '/' for constant division * (Solaris/x86 issue). If previous constant division check * and "-Wa,--divide" workaround failed, this causes assembly * to be disable on this machine. */ "xorl \$(123456789/12345678), %ebp;\n\t" );]])], [gcry_cv_gcc_amd64_platform_as_ok=yes]) fi]) if test "$gcry_cv_gcc_amd64_platform_as_ok" = "yes" ; then AC_DEFINE(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS,1, [Defined if underlying assembler is compatible with amd64 assembly implementations]) fi if test "$gcry_cv_gcc_amd64_platform_as_ok" = "no" && test "$gcry_cv_gcc_attribute_sysv_abi" = "yes" && test "$gcry_cv_gcc_default_abi_is_ms_abi" = "yes"; then AC_CACHE_CHECK([whether GCC assembler is compatible for WIN64 assembly implementations], [gcry_cv_gcc_win64_platform_as_ok], [gcry_cv_gcc_win64_platform_as_ok=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( ".globl asmfunc\n\t" "asmfunc:\n\t" "xorq \$(1234), %rbp;\n\t" );]])], [gcry_cv_gcc_win64_platform_as_ok=yes])]) if test "$gcry_cv_gcc_win64_platform_as_ok" = "yes" ; then AC_DEFINE(HAVE_COMPATIBLE_GCC_WIN64_PLATFORM_AS,1, [Defined if underlying assembler is compatible with WIN64 assembly implementations]) fi fi fi # # Check whether GCC assembler supports features needed for assembly # implementations that use Intel syntax # AC_CACHE_CHECK([whether GCC assembler is compatible for Intel syntax assembly implementations], [gcry_cv_gcc_platform_as_ok_for_intel_syntax], [if test "$mpi_cpu_arch" != "x86" ; then gcry_cv_gcc_platform_as_ok_for_intel_syntax="n/a" else gcry_cv_gcc_platform_as_ok_for_intel_syntax=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( ".intel_syntax noprefix\n\t" "pxor xmm1, xmm7;\n\t" /* Intel syntax implementation also use GAS macros, so check * for them here. */ "VAL_A = xmm4\n\t" "VAL_B = xmm2\n\t" ".macro SET_VAL_A p1\n\t" " VAL_A = \\\\p1 \n\t" ".endm\n\t" ".macro SET_VAL_B p1\n\t" " VAL_B = \\\\p1 \n\t" ".endm\n\t" "vmovdqa VAL_A, VAL_B;\n\t" "SET_VAL_A eax\n\t" "SET_VAL_B ebp\n\t" "add VAL_A, VAL_B;\n\t" "add VAL_B, 0b10101;\n\t" );]])], [gcry_cv_gcc_platform_as_ok_for_intel_syntax=yes]) fi]) if test "$gcry_cv_gcc_platform_as_ok_for_intel_syntax" = "yes" ; then AC_DEFINE(HAVE_INTEL_SYNTAX_PLATFORM_AS,1, [Defined if underlying assembler is compatible with Intel syntax assembly implementations]) fi # # Check whether compiler is configured for ARMv6 or newer architecture # AC_CACHE_CHECK([whether compiler is configured for ARMv6 or newer architecture], [gcry_cv_cc_arm_arch_is_v6], [if test "$mpi_cpu_arch" != "arm" ; then gcry_cv_cc_arm_arch_is_v6="n/a" else gcry_cv_cc_arm_arch_is_v6=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[ #if defined(__arm__) && \ ((defined(__ARM_ARCH) && __ARM_ARCH >= 6) \ || defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) \ || defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ || defined(__ARM_ARCH_7EM__)) /* empty */ #else /* fail compile if not ARMv6. */ not_armv6 not_armv6 = (not_armv6)not_armv6; #endif ]])], [gcry_cv_cc_arm_arch_is_v6=yes]) fi]) if test "$gcry_cv_cc_arm_arch_is_v6" = "yes" ; then AC_DEFINE(HAVE_ARM_ARCH_V6,1, [Defined if ARM architecture is v6 or newer]) fi # # Check whether GCC inline assembler supports NEON instructions # AC_CACHE_CHECK([whether GCC inline assembler supports NEON instructions], [gcry_cv_gcc_inline_asm_neon], [if test "$mpi_cpu_arch" != "arm" ; then gcry_cv_gcc_inline_asm_neon="n/a" else gcry_cv_gcc_inline_asm_neon=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( ".syntax unified\n\t" ".arm\n\t" ".fpu neon\n\t" "vld1.64 {%q0-%q1}, [%r0]!;\n\t" "vrev64.8 %q0, %q3;\n\t" "vadd.u64 %q0, %q1;\n\t" "vadd.s64 %d3, %d2, %d3;\n\t" ); ]])], [gcry_cv_gcc_inline_asm_neon=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_neon" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_NEON,1, [Defined if inline assembler supports NEON instructions]) fi # # Check whether GCC inline assembler supports AArch32 Crypto Extension instructions # AC_CACHE_CHECK([whether GCC inline assembler supports AArch32 Crypto Extension instructions], [gcry_cv_gcc_inline_asm_aarch32_crypto], [if test "$mpi_cpu_arch" != "arm" ; then gcry_cv_gcc_inline_asm_aarch32_crypto="n/a" else gcry_cv_gcc_inline_asm_aarch32_crypto=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( ".syntax unified\n\t" ".arch armv8-a\n\t" ".arm\n\t" ".fpu crypto-neon-fp-armv8\n\t" "sha1h.32 q0, q0;\n\t" "sha1c.32 q0, q0, q0;\n\t" "sha1p.32 q0, q0, q0;\n\t" "sha1su0.32 q0, q0, q0;\n\t" "sha1su1.32 q0, q0;\n\t" "sha256h.32 q0, q0, q0;\n\t" "sha256h2.32 q0, q0, q0;\n\t" "sha1p.32 q0, q0, q0;\n\t" "sha256su0.32 q0, q0;\n\t" "sha256su1.32 q0, q0, q15;\n\t" "aese.8 q0, q0;\n\t" "aesd.8 q0, q0;\n\t" "aesmc.8 q0, q0;\n\t" "aesimc.8 q0, q0;\n\t" "vmull.p64 q0, d0, d0;\n\t" ); ]])], [gcry_cv_gcc_inline_asm_aarch32_crypto=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_aarch32_crypto" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_AARCH32_CRYPTO,1, [Defined if inline assembler supports AArch32 Crypto Extension instructions]) fi # # Check whether GCC inline assembler supports AArch64 NEON instructions # AC_CACHE_CHECK([whether GCC inline assembler supports AArch64 NEON instructions], [gcry_cv_gcc_inline_asm_aarch64_neon], [if test "$mpi_cpu_arch" != "aarch64" ; then gcry_cv_gcc_inline_asm_aarch64_neon="n/a" else gcry_cv_gcc_inline_asm_aarch64_neon=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( ".cpu generic+simd\n\t" "mov w0, \#42;\n\t" "dup v0.8b, w0;\n\t" "ld4 {v0.8b,v1.8b,v2.8b,v3.8b},[x0],\#32;\n\t" ); ]])], [gcry_cv_gcc_inline_asm_aarch64_neon=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_aarch64_neon" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_AARCH64_NEON,1, [Defined if inline assembler supports AArch64 NEON instructions]) fi # # Check whether GCC inline assembler supports AArch64 Crypto Extension instructions # AC_CACHE_CHECK([whether GCC inline assembler supports AArch64 Crypto Extension instructions], [gcry_cv_gcc_inline_asm_aarch64_crypto], [if test "$mpi_cpu_arch" != "aarch64" ; then gcry_cv_gcc_inline_asm_aarch64_crypto="n/a" else gcry_cv_gcc_inline_asm_aarch64_crypto=no AC_COMPILE_IFELSE([AC_LANG_SOURCE( [[__asm__( ".cpu generic+simd+crypto\n\t" "mov w0, \#42;\n\t" "dup v0.8b, w0;\n\t" "ld4 {v0.8b,v1.8b,v2.8b,v3.8b},[x0],\#32;\n\t" "sha1h s0, s0;\n\t" "sha1c q0, s0, v0.4s;\n\t" "sha1p q0, s0, v0.4s;\n\t" "sha1su0 v0.4s, v0.4s, v0.4s;\n\t" "sha1su1 v0.4s, v0.4s;\n\t" "sha256h q0, q0, v0.4s;\n\t" "sha256h2 q0, q0, v0.4s;\n\t" "sha1p q0, s0, v0.4s;\n\t" "sha256su0 v0.4s, v0.4s;\n\t" "sha256su1 v0.4s, v0.4s, v31.4s;\n\t" "aese v0.16b, v0.16b;\n\t" "aesd v0.16b, v0.16b;\n\t" "aesmc v0.16b, v0.16b;\n\t" "aesimc v0.16b, v0.16b;\n\t" "pmull v0.1q, v0.1d, v31.1d;\n\t" "pmull2 v0.1q, v0.2d, v31.2d;\n\t" ); ]])], [gcry_cv_gcc_inline_asm_aarch64_crypto=yes]) fi]) if test "$gcry_cv_gcc_inline_asm_aarch64_crypto" = "yes" ; then AC_DEFINE(HAVE_GCC_INLINE_ASM_AARCH64_CRYPTO,1, [Defined if inline assembler supports AArch64 Crypto Extension instructions]) fi ####################################### #### Checks for library functions. #### ####################################### AC_FUNC_VPRINTF # We have replacements for these in src/missing-string.c AC_CHECK_FUNCS(stpcpy strcasecmp) # We have replacements for these in src/g10lib.h AC_CHECK_FUNCS(strtoul memmove stricmp atexit raise) # Other checks AC_CHECK_FUNCS(strerror rand mmap getpagesize sysconf waitpid wait4) AC_CHECK_FUNCS(gettimeofday getrusage gethrtime clock_gettime syslog) AC_CHECK_FUNCS(syscall fcntl ftruncate flockfile) GNUPG_CHECK_MLOCK # # Replacement functions. # AC_REPLACE_FUNCS([getpid clock]) # # Check whether it is necessary to link against libdl. # DL_LIBS="" if test "$use_hmac_binary_check" = yes ; then _gcry_save_libs="$LIBS" LIBS="" AC_SEARCH_LIBS(dlopen, c dl,,,) DL_LIBS=$LIBS LIBS="$_gcry_save_libs" fi AC_SUBST(DL_LIBS) # # Check whether we can use Linux capabilities as requested. # if test "$use_capabilities" = "yes" ; then use_capabilities=no AC_CHECK_HEADERS(sys/capability.h) if test "$ac_cv_header_sys_capability_h" = "yes" ; then AC_CHECK_LIB(cap, cap_init, ac_need_libcap=1) if test "$ac_cv_lib_cap_cap_init" = "yes"; then AC_DEFINE(USE_CAPABILITIES,1, [define if capabilities should be used]) LIBS="$LIBS -lcap" use_capabilities=yes fi fi if test "$use_capabilities" = "no" ; then AC_MSG_WARN([[ *** *** The use of capabilities on this system is not possible. *** You need a recent Linux kernel and some patches: *** fcaps-2.2.9-990610.patch (kernel patch for 2.2.9) *** fcap-module-990613.tar.gz (kernel module) *** libcap-1.92.tar.gz (user mode library and utilities) *** And you have to configure the kernel with CONFIG_VFS_CAP_PLUGIN *** set (filesystems menu). Be warned: This code is *really* ALPHA. ***]]) fi fi # Check whether a random device is available. if test "$try_dev_random" = yes ; then AC_CACHE_CHECK(for random device, ac_cv_have_dev_random, [if test -r "$NAME_OF_DEV_RANDOM" && test -r "$NAME_OF_DEV_URANDOM" ; then ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi]) if test "$ac_cv_have_dev_random" = yes; then AC_DEFINE(HAVE_DEV_RANDOM,1, [defined if the system supports a random device] ) fi else AC_MSG_CHECKING(for random device) ac_cv_have_dev_random=no AC_MSG_RESULT(has been disabled) fi # Figure out the random modules for this configuration. if test "$random" = "default"; then # Select default value. if test "$ac_cv_have_dev_random" = yes; then # Try Linuxish random device. random_modules="linux" else case "${host}" in *-*-mingw32ce*) # WindowsCE random device. random_modules="w32ce" ;; *-*-mingw32*|*-*-cygwin*) # Windows random device. random_modules="w32" ;; *) # Build everything, allow to select at runtime. random_modules="$auto_random_modules" ;; esac fi else if test "$random" = "auto"; then # Build everything, allow to select at runtime. random_modules="$auto_random_modules" else random_modules="$random" fi fi # # Other defines # if test mym4_isgit = "yes"; then AC_DEFINE(IS_DEVELOPMENT_VERSION,1, [Defined if this is not a regular release]) fi AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes) # This is handy for debugging so the compiler doesn't rearrange # things and eliminate variables. AC_ARG_ENABLE(optimization, AC_HELP_STRING([--disable-optimization], [disable compiler optimization]), [if test $enableval = no ; then CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]]//'` fi]) AC_MSG_NOTICE([checking for cc features]) # CFLAGS mangling when using gcc. if test "$GCC" = yes; then AC_MSG_CHECKING([if gcc supports -fno-delete-null-pointer-checks]) _gcc_cflags_save=$CFLAGS CFLAGS="-fno-delete-null-pointer-checks" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no) AC_MSG_RESULT($_gcc_wopt) CFLAGS=$_gcc_cflags_save; if test x"$_gcc_wopt" = xyes ; then CFLAGS="$CFLAGS -fno-delete-null-pointer-checks" fi CFLAGS="$CFLAGS -Wall" if test "$USE_MAINTAINER_MODE" = "yes"; then CFLAGS="$CFLAGS -Wcast-align -Wshadow -Wstrict-prototypes" CFLAGS="$CFLAGS -Wformat -Wno-format-y2k -Wformat-security" # If -Wno-missing-field-initializers is supported we can enable a # a bunch of really useful warnings. AC_MSG_CHECKING([if gcc supports -Wno-missing-field-initializers]) _gcc_cflags_save=$CFLAGS CFLAGS="-Wno-missing-field-initializers" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no) AC_MSG_RESULT($_gcc_wopt) CFLAGS=$_gcc_cflags_save; if test x"$_gcc_wopt" = xyes ; then CFLAGS="$CFLAGS -W -Wextra -Wbad-function-cast" CFLAGS="$CFLAGS -Wwrite-strings" CFLAGS="$CFLAGS -Wdeclaration-after-statement" CFLAGS="$CFLAGS -Wno-missing-field-initializers" CFLAGS="$CFLAGS -Wno-sign-compare" fi AC_MSG_CHECKING([if gcc supports -Wpointer-arith]) _gcc_cflags_save=$CFLAGS CFLAGS="-Wpointer-arith" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no) AC_MSG_RESULT($_gcc_wopt) CFLAGS=$_gcc_cflags_save; if test x"$_gcc_wopt" = xyes ; then CFLAGS="$CFLAGS -Wpointer-arith" fi fi fi # Check whether as(1) supports a noeexecstack feature. This test # includes an override option. CL_AS_NOEXECSTACK AC_SUBST(LIBGCRYPT_CONFIG_API_VERSION) AC_SUBST(LIBGCRYPT_CONFIG_LIBS) AC_SUBST(LIBGCRYPT_CONFIG_CFLAGS) AC_SUBST(LIBGCRYPT_CONFIG_HOST) AC_SUBST(LIBGCRYPT_THREAD_MODULES) AC_CONFIG_COMMANDS([gcrypt-conf],[[ chmod +x src/libgcrypt-config ]],[[ prefix=$prefix exec_prefix=$exec_prefix libdir=$libdir datadir=$datadir DATADIRNAME=$DATADIRNAME ]]) ##################### #### Conclusion. #### ##################### # Check that requested feature can actually be used and define # ENABLE_foo_SUPPORT macros. if test x"$aesnisupport" = xyes ; then if test "$gcry_cv_gcc_inline_asm_ssse3" != "yes" ; then aesnisupport="no (unsupported by compiler)" fi fi if test x"$pclmulsupport" = xyes ; then if test "$gcry_cv_gcc_inline_asm_pclmul" != "yes" ; then pclmulsupport="no (unsupported by compiler)" fi fi if test x"$sse41support" = xyes ; then if test "$gcry_cv_gcc_inline_asm_sse41" != "yes" ; then sse41support="no (unsupported by compiler)" fi fi if test x"$avxsupport" = xyes ; then if test "$gcry_cv_gcc_inline_asm_avx" != "yes" ; then avxsupport="no (unsupported by compiler)" fi fi if test x"$avx2support" = xyes ; then if test "$gcry_cv_gcc_inline_asm_avx2" != "yes" ; then avx2support="no (unsupported by compiler)" fi fi if test x"$neonsupport" = xyes ; then if test "$gcry_cv_gcc_inline_asm_neon" != "yes" ; then if test "$gcry_cv_gcc_inline_asm_aarch64_neon" != "yes" ; then neonsupport="no (unsupported by compiler)" fi fi fi if test x"$armcryptosupport" = xyes ; then if test "$gcry_cv_gcc_inline_asm_aarch32_crypto" != "yes" ; then if test "$gcry_cv_gcc_inline_asm_aarch64_crypto" != "yes" ; then neonsupport="no (unsupported by compiler)" fi fi fi if test x"$aesnisupport" = xyes ; then AC_DEFINE(ENABLE_AESNI_SUPPORT, 1, [Enable support for Intel AES-NI instructions.]) fi if test x"$pclmulsupport" = xyes ; then AC_DEFINE(ENABLE_PCLMUL_SUPPORT, 1, [Enable support for Intel PCLMUL instructions.]) fi if test x"$sse41support" = xyes ; then AC_DEFINE(ENABLE_SSE41_SUPPORT, 1, [Enable support for Intel SSE4.1 instructions.]) fi if test x"$avxsupport" = xyes ; then AC_DEFINE(ENABLE_AVX_SUPPORT,1, [Enable support for Intel AVX instructions.]) fi if test x"$avx2support" = xyes ; then AC_DEFINE(ENABLE_AVX2_SUPPORT,1, [Enable support for Intel AVX2 instructions.]) fi if test x"$neonsupport" = xyes ; then AC_DEFINE(ENABLE_NEON_SUPPORT,1, [Enable support for ARM NEON instructions.]) fi if test x"$armcryptosupport" = xyes ; then AC_DEFINE(ENABLE_ARM_CRYPTO_SUPPORT,1, [Enable support for ARMv8 Crypto Extension instructions.]) fi if test x"$jentsupport" = xyes ; then AC_DEFINE(ENABLE_JENT_SUPPORT, 1, [Enable support for the jitter entropy collector.]) fi if test x"$padlocksupport" = xyes ; then AC_DEFINE(ENABLE_PADLOCK_SUPPORT, 1, [Enable support for the PadLock engine.]) fi if test x"$drngsupport" = xyes ; then AC_DEFINE(ENABLE_DRNG_SUPPORT, 1, [Enable support for Intel DRNG (RDRAND instruction).]) fi # Define conditional sources and config.h symbols depending on the # selected ciphers, pubkey-ciphers, digests, kdfs, and random modules. LIST_MEMBER(arcfour, $enabled_ciphers) if test "$found" = "1"; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS arcfour.lo" AC_DEFINE(USE_ARCFOUR, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS arcfour-amd64.lo" ;; esac fi LIST_MEMBER(blowfish, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish.lo" AC_DEFINE(USE_BLOWFISH, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish-amd64.lo" ;; arm*-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish-arm.lo" ;; esac fi LIST_MEMBER(cast5, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5.lo" AC_DEFINE(USE_CAST5, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5-amd64.lo" ;; arm*-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5-arm.lo" ;; esac fi LIST_MEMBER(des, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS des.lo" AC_DEFINE(USE_DES, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS des-amd64.lo" ;; esac fi LIST_MEMBER(aes, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael.lo" AC_DEFINE(USE_AES, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-amd64.lo" # Build with the SSSE3 implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-ssse3-amd64.lo" GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-ssse3-amd64-asm.lo" ;; arm*-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-arm.lo" # Build with the ARMv8/AArch32 CE implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-ce.lo" GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-aarch32-ce.lo" ;; aarch64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-aarch64.lo" # Build with the ARMv8/AArch64 CE implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-ce.lo" GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-armv8-aarch64-ce.lo" ;; esac case "$mpi_cpu_arch" in x86) # Build with the AES-NI implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-aesni.lo" # Build with the Padlock implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael-padlock.lo" ;; esac fi LIST_MEMBER(twofish, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish.lo" AC_DEFINE(USE_TWOFISH, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-amd64.lo" if test x"$avx2support" = xyes ; then # Build with the AVX2 implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-avx2-amd64.lo" fi ;; arm*-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-arm.lo" ;; aarch64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish-aarch64.lo" ;; esac fi LIST_MEMBER(serpent, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent.lo" AC_DEFINE(USE_SERPENT, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the SSE2 implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent-sse2-amd64.lo" ;; esac if test x"$avx2support" = xyes ; then # Build with the AVX2 implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent-avx2-amd64.lo" fi if test x"$neonsupport" = xyes ; then # Build with the NEON implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent-armv7-neon.lo" fi fi LIST_MEMBER(rfc2268, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS rfc2268.lo" AC_DEFINE(USE_RFC2268, 1, [Defined if this module should be included]) fi LIST_MEMBER(seed, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS seed.lo" AC_DEFINE(USE_SEED, 1, [Defined if this module should be included]) fi LIST_MEMBER(camellia, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia.lo camellia-glue.lo" AC_DEFINE(USE_CAMELLIA, 1, [Defined if this module should be included]) case "${host}" in arm*-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-arm.lo" ;; aarch64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-aarch64.lo" ;; esac if test x"$avxsupport" = xyes ; then if test x"$aesnisupport" = xyes ; then # Build with the AES-NI/AVX implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-aesni-avx-amd64.lo" fi fi if test x"$avx2support" = xyes ; then if test x"$aesnisupport" = xyes ; then # Build with the AES-NI/AVX2 implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia-aesni-avx2-amd64.lo" fi fi fi LIST_MEMBER(idea, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS idea.lo" AC_DEFINE(USE_IDEA, 1, [Defined if this module should be included]) fi LIST_MEMBER(salsa20, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS salsa20.lo" AC_DEFINE(USE_SALSA20, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS salsa20-amd64.lo" ;; esac if test x"$neonsupport" = xyes ; then # Build with the NEON implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS salsa20-armv7-neon.lo" fi fi LIST_MEMBER(gost28147, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS gost28147.lo" AC_DEFINE(USE_GOST28147, 1, [Defined if this module should be included]) fi LIST_MEMBER(chacha20, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20.lo" AC_DEFINE(USE_CHACHA20, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-sse2-amd64.lo" GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-ssse3-amd64.lo" GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-avx2-amd64.lo" ;; esac if test x"$neonsupport" = xyes ; then # Build with the NEON implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS chacha20-armv7-neon.lo" fi fi case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS poly1305-sse2-amd64.lo" GCRYPT_CIPHERS="$GCRYPT_CIPHERS poly1305-avx2-amd64.lo" ;; esac if test x"$neonsupport" = xyes ; then # Build with the NEON implementation GCRYPT_CIPHERS="$GCRYPT_CIPHERS poly1305-armv7-neon.lo" fi LIST_MEMBER(dsa, $enabled_pubkey_ciphers) if test "$found" = "1" ; then GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS dsa.lo" AC_DEFINE(USE_DSA, 1, [Defined if this module should be included]) fi LIST_MEMBER(rsa, $enabled_pubkey_ciphers) if test "$found" = "1" ; then GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS rsa.lo" AC_DEFINE(USE_RSA, 1, [Defined if this module should be included]) fi LIST_MEMBER(elgamal, $enabled_pubkey_ciphers) if test "$found" = "1" ; then GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS elgamal.lo" AC_DEFINE(USE_ELGAMAL, 1, [Defined if this module should be included]) fi LIST_MEMBER(ecc, $enabled_pubkey_ciphers) if test "$found" = "1" ; then GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS \ ecc.lo ecc-curves.lo ecc-misc.lo \ ecc-ecdsa.lo ecc-eddsa.lo ecc-gost.lo" AC_DEFINE(USE_ECC, 1, [Defined if this module should be included]) fi LIST_MEMBER(crc, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS crc.lo" AC_DEFINE(USE_CRC, 1, [Defined if this module should be included]) case "${host}" in i?86-*-* | x86_64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS crc-intel-pclmul.lo" ;; esac fi LIST_MEMBER(gostr3411-94, $enabled_digests) if test "$found" = "1" ; then # GOST R 34.11-94 internally uses GOST 28147-89 LIST_MEMBER(gost28147, $enabled_ciphers) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS gostr3411-94.lo" AC_DEFINE(USE_GOST_R_3411_94, 1, [Defined if this module should be included]) fi fi LIST_MEMBER(stribog, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS stribog.lo" AC_DEFINE(USE_GOST_R_3411_12, 1, [Defined if this module should be included]) fi LIST_MEMBER(md2, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS md2.lo" AC_DEFINE(USE_MD2, 1, [Defined if this module should be included]) fi LIST_MEMBER(md4, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS md4.lo" AC_DEFINE(USE_MD4, 1, [Defined if this module should be included]) fi LIST_MEMBER(md5, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS md5.lo" AC_DEFINE(USE_MD5, 1, [Defined if this module should be included]) fi LIST_MEMBER(rmd160, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS rmd160.lo" AC_DEFINE(USE_RMD160, 1, [Defined if this module should be included]) fi LIST_MEMBER(sha256, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256.lo" AC_DEFINE(USE_SHA256, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-ssse3-amd64.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-avx-amd64.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-avx2-bmi2-amd64.lo" ;; arm*-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-armv8-aarch32-ce.lo" ;; aarch64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256-armv8-aarch64-ce.lo" ;; esac fi LIST_MEMBER(sha512, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512.lo" AC_DEFINE(USE_SHA512, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-ssse3-amd64.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-avx-amd64.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-avx2-bmi2-amd64.lo" ;; arm*-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-arm.lo" ;; esac if test x"$neonsupport" = xyes ; then # Build with the NEON implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512-armv7-neon.lo" fi fi LIST_MEMBER(sha3, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS keccak.lo" AC_DEFINE(USE_SHA3, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation : ;; esac if test x"$neonsupport" = xyes ; then # Build with the NEON implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS keccak-armv7-neon.lo" fi fi LIST_MEMBER(tiger, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS tiger.lo" AC_DEFINE(USE_TIGER, 1, [Defined if this module should be included]) fi LIST_MEMBER(whirlpool, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS whirlpool.lo" AC_DEFINE(USE_WHIRLPOOL, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS whirlpool-sse2-amd64.lo" ;; esac fi LIST_MEMBER(blake2, $enabled_digests) if test "$found" = "1" ; then GCRYPT_DIGESTS="$GCRYPT_DIGESTS blake2.lo" AC_DEFINE(USE_BLAKE2, 1, [Defined if this module should be included]) fi # SHA-1 needs to be included always for example because it is used by # random-csprng.c. GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1.lo" AC_DEFINE(USE_SHA1, 1, [Defined if this module should be included]) case "${host}" in x86_64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-ssse3-amd64.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-avx-amd64.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-avx-bmi2-amd64.lo" ;; arm*-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-armv7-neon.lo" GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-armv8-aarch32-ce.lo" ;; aarch64-*-*) # Build with the assembly implementation GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha1-armv8-aarch64-ce.lo" ;; esac LIST_MEMBER(scrypt, $enabled_kdfs) if test "$found" = "1" ; then GCRYPT_KDFS="$GCRYPT_KDFS scrypt.lo" AC_DEFINE(USE_SCRYPT, 1, [Defined if this module should be included]) fi LIST_MEMBER(linux, $random_modules) if test "$found" = "1" ; then GCRYPT_RANDOM="$GCRYPT_RANDOM rndlinux.lo" AC_DEFINE(USE_RNDLINUX, 1, [Defined if the /dev/random RNG should be used.]) fi LIST_MEMBER(unix, $random_modules) if test "$found" = "1" ; then GCRYPT_RANDOM="$GCRYPT_RANDOM rndunix.lo" AC_DEFINE(USE_RNDUNIX, 1, [Defined if the default Unix RNG should be used.]) fi LIST_MEMBER(egd, $random_modules) if test "$found" = "1" ; then GCRYPT_RANDOM="$GCRYPT_RANDOM rndegd.lo" AC_DEFINE(USE_RNDEGD, 1, [Defined if the EGD based RNG should be used.]) fi LIST_MEMBER(w32, $random_modules) if test "$found" = "1" ; then GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32.lo" AC_DEFINE(USE_RNDW32, 1, [Defined if the Windows specific RNG should be used.]) fi LIST_MEMBER(w32ce, $random_modules) if test "$found" = "1" ; then GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32ce.lo" AC_DEFINE(USE_RNDW32CE, 1, [Defined if the WindowsCE specific RNG should be used.]) fi AC_SUBST([GCRYPT_CIPHERS]) AC_SUBST([GCRYPT_PUBKEY_CIPHERS]) AC_SUBST([GCRYPT_DIGESTS]) AC_SUBST([GCRYPT_KDFS]) AC_SUBST([GCRYPT_RANDOM]) AC_SUBST(LIBGCRYPT_CIPHERS, $enabled_ciphers) AC_SUBST(LIBGCRYPT_PUBKEY_CIPHERS, $enabled_pubkey_ciphers) AC_SUBST(LIBGCRYPT_DIGESTS, $enabled_digests) # For printing the configuration we need a colon separated list of # algorithm names. tmp=`echo "$enabled_ciphers" | tr ' ' : ` AC_DEFINE_UNQUOTED(LIBGCRYPT_CIPHERS, "$tmp", [List of available cipher algorithms]) tmp=`echo "$enabled_pubkey_ciphers" | tr ' ' : ` AC_DEFINE_UNQUOTED(LIBGCRYPT_PUBKEY_CIPHERS, "$tmp", [List of available public key cipher algorithms]) tmp=`echo "$enabled_digests" | tr ' ' : ` AC_DEFINE_UNQUOTED(LIBGCRYPT_DIGESTS, "$tmp", [List of available digest algorithms]) tmp=`echo "$enabled_kdfs" | tr ' ' : ` AC_DEFINE_UNQUOTED(LIBGCRYPT_KDFS, "$tmp", [List of available KDF algorithms]) # # Define conditional sources depending on the used hardware platform. # Note that all possible modules must also be listed in # src/Makefile.am (EXTRA_libgcrypt_la_SOURCES). # GCRYPT_HWF_MODULES= case "$mpi_cpu_arch" in x86) AC_DEFINE(HAVE_CPU_ARCH_X86, 1, [Defined for the x86 platforms]) GCRYPT_HWF_MODULES="hwf-x86.lo" ;; alpha) AC_DEFINE(HAVE_CPU_ARCH_ALPHA, 1, [Defined for Alpha platforms]) ;; sparc) AC_DEFINE(HAVE_CPU_ARCH_SPARC, 1, [Defined for SPARC platforms]) ;; mips) AC_DEFINE(HAVE_CPU_ARCH_MIPS, 1, [Defined for MIPS platforms]) ;; m68k) AC_DEFINE(HAVE_CPU_ARCH_M68K, 1, [Defined for M68k platforms]) ;; ppc) AC_DEFINE(HAVE_CPU_ARCH_PPC, 1, [Defined for PPC platforms]) ;; arm) AC_DEFINE(HAVE_CPU_ARCH_ARM, 1, [Defined for ARM platforms]) GCRYPT_HWF_MODULES="hwf-arm.lo" ;; aarch64) AC_DEFINE(HAVE_CPU_ARCH_ARM, 1, [Defined for ARM AArch64 platforms]) GCRYPT_HWF_MODULES="hwf-arm.lo" ;; esac AC_SUBST([GCRYPT_HWF_MODULES]) # # Option to disable building of doc file # build_doc=yes AC_ARG_ENABLE([doc], AC_HELP_STRING([--disable-doc], [do not build the documentation]), build_doc=$enableval, build_doc=yes) AM_CONDITIONAL([BUILD_DOC], [test "x$build_doc" != xno]) # # Provide information about the build. # BUILD_REVISION="mym4_revision" AC_SUBST(BUILD_REVISION) AC_DEFINE_UNQUOTED(BUILD_REVISION, "$BUILD_REVISION", [GIT commit id revision used to build this package]) changequote(,)dnl BUILD_FILEVERSION=`echo "$VERSION" | sed 's/\([0-9.]*\).*/\1./;s/\./,/g'` changequote([,])dnl BUILD_FILEVERSION="${BUILD_FILEVERSION}mym4_revision_dec" AC_SUBST(BUILD_FILEVERSION) AC_ARG_ENABLE([build-timestamp], AC_HELP_STRING([--enable-build-timestamp], [set an explicit build timestamp for reproducibility. (default is the current time in ISO-8601 format)]), [if test "$enableval" = "yes"; then BUILD_TIMESTAMP=`date -u +%Y-%m-%dT%H:%M+0000 2>/dev/null || date` else BUILD_TIMESTAMP="$enableval" fi], [BUILD_TIMESTAMP="<none>"]) AC_SUBST(BUILD_TIMESTAMP) AC_DEFINE_UNQUOTED(BUILD_TIMESTAMP, "$BUILD_TIMESTAMP", [The time this package was configured for a build]) # And create the files. AC_CONFIG_FILES([ Makefile m4/Makefile compat/Makefile mpi/Makefile cipher/Makefile random/Makefile doc/Makefile src/Makefile src/gcrypt.h src/libgcrypt-config src/libgcrypt.pc src/versioninfo.rc tests/Makefile ]) AC_CONFIG_FILES([tests/hashtest-256g], [chmod +x tests/hashtest-256g]) AC_CONFIG_FILES([tests/basic-disable-all-hwf], [chmod +x tests/basic-disable-all-hwf]) AC_OUTPUT detection_module="${GCRYPT_HWF_MODULES%.lo}" test -n "$detection_module" || detection_module="none" # Give some feedback GCRY_MSG_SHOW([],[]) GCRY_MSG_SHOW([Libgcrypt],[v${VERSION} has been configured as follows:]) GCRY_MSG_SHOW([],[]) GCRY_MSG_SHOW([Platform: ],[$PRINTABLE_OS_NAME ($host)]) GCRY_MSG_SHOW([Hardware detection module:],[$detection_module]) GCRY_MSG_WRAP([Enabled cipher algorithms:],[$enabled_ciphers]) GCRY_MSG_WRAP([Enabled digest algorithms:],[$enabled_digests]) GCRY_MSG_WRAP([Enabled kdf algorithms: ],[$enabled_kdfs]) GCRY_MSG_WRAP([Enabled pubkey algorithms:],[$enabled_pubkey_ciphers]) GCRY_MSG_SHOW([Random number generator: ],[$random]) GCRY_MSG_SHOW([Try using jitter entropy: ],[$jentsupport]) GCRY_MSG_SHOW([Using linux capabilities: ],[$use_capabilities]) GCRY_MSG_SHOW([Try using Padlock crypto: ],[$padlocksupport]) GCRY_MSG_SHOW([Try using AES-NI crypto: ],[$aesnisupport]) GCRY_MSG_SHOW([Try using Intel PCLMUL: ],[$pclmulsupport]) GCRY_MSG_SHOW([Try using Intel SSE4.1: ],[$sse41support]) GCRY_MSG_SHOW([Try using DRNG (RDRAND): ],[$drngsupport]) GCRY_MSG_SHOW([Try using Intel AVX: ],[$avxsupport]) GCRY_MSG_SHOW([Try using Intel AVX2: ],[$avx2support]) GCRY_MSG_SHOW([Try using ARM NEON: ],[$neonsupport]) GCRY_MSG_SHOW([Try using ARMv8 crypto: ],[$armcryptosupport]) GCRY_MSG_SHOW([],[]) if test "x${gpg_config_script_warn}" != x; then cat <<G10EOF Mismatches between the target platform and the to be used libraries have been been detected for: ${gpg_config_script_warn} Please check above for warning messages. G10EOF fi if test "$gcry_cv_gcc_attribute_aligned" != "yes" ; then cat <<G10EOF Please not that your compiler does not support the GCC style aligned attribute. Using this software may evoke bus errors. G10EOF fi if test -n "$gpl"; then echo "Please note that you are building a version of Libgcrypt with" echo " $gpl" echo "included. These parts are licensed under the GPL and thus the" echo "use of this library has to comply with the conditions of the GPL." echo "" fi