dnl Copyright (C) 2002 - 2006 Tomasz Kojm dnl readdir_r checks (c) COPYRIGHT MIT 1995 dnl socklen_t check (c) Alexander V. Lukyanov dnl dnl This program is free software; you can redistribute it and/or modify dnl it under the terms of the GNU General Public License as published by dnl the Free Software Foundation; either version 2 of the License, or dnl (at your option) any later version. dnl dnl This program is distributed in the hope that it will be useful, dnl but WITHOUT ANY WARRANTY; without even the implied warranty of dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the dnl GNU General Public License for more details. dnl dnl You should have received a copy of the GNU General Public License dnl along with this program; if not, write to the Free Software dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, dnl MA 02110-1301, USA. AC_PREREQ([2.59]) dnl For a release change [devel] to the real version [0.xy] dnl also change VERSION below AC_INIT([ClamAV], [devel], [http://bugs.clamav.net/], [clamav], [http://www.clamav.net/]) AH_BOTTOM([#include "platform.h"]) dnl put configure auxiliary into config AC_CONFIG_AUX_DIR([config]) AC_CONFIG_HEADER([clamav-config.h]) dnl safety check, this used to be a parameter to AC_INIT AC_CONFIG_SRCDIR([clamscan/clamscan.c]) AC_CONFIG_MACRO_DIR([m4]) AC_CREATE_TARGET_H([target.h]) dnl -Wall and -Werror here are NOT CFLAGS, they refer to automake warnings dnl enable stealth builds and psychedelic tests AM_INIT_AUTOMAKE([1.11 -Wall -Wportability -Wno-override -Werror std-options foreign dist-bzip2 no-define color-tests parallel-tests tar-ustar]) AM_SILENT_RULES([yes]) dnl we told automake to not define these, since we want to include dnl the date in the version AC_DEFINE([PACKAGE], PACKAGE_NAME, [Name of package]) dnl change this on a release VERSION="devel-`date +%Y%m%d`" dnl VERSION="0.94rc1" AC_DEFINE_UNQUOTED([VERSION],"$VERSION",[Version number of package]) LC_CURRENT=7 LC_REVISION=4 LC_AGE=1 LIBCLAMAV_VERSION="$LC_CURRENT":"$LC_REVISION":"$LC_AGE" AC_SUBST([LIBCLAMAV_VERSION]) AC_PROG_AWK AC_PROG_INSTALL AC_PROG_LN_S AC_PROG_MAKE_SET LT_CONFIG_LTDL_DIR([libltdl]) LT_INIT([dlopen disable-static]) LTDL_INIT([recursive]) AC_CONFIG_FILES([libltdl/Makefile]) major=`expr $LC_CURRENT - $LC_AGE` AC_DEFINE_UNQUOTED([LIBCLAMAV_FULLVER], "$major.$LC_AGE.$LC_REVISION", ["Full library version number"]) AC_DEFINE_UNQUOTED([LIBCLAMAV_MAJORVER], $major, ["Major library version number"]) AC_DEFINE([SCANBUFF], 131072, [scan buffer size]) AC_DEFINE([FILEBUFF], 8192, [file i/o buffer size]) AC_LIB_MULTILIB_GUESS AC_HEADER_STDC AC_C_RESTRICT AC_C_CONST AC_C_INLINE AC_C_FPU_BIGENDIAN AC_C_BIGENDIAN LT_LIB_M AC_ARG_ENABLE([gcc-vcheck], [ --disable-gcc-vcheck do not check for buggy gcc version ], gcc_check=$enableval, gcc_check="yes") msg_gcc_check="use --disable-gcc-vcheck to disable this check. Before reporting any bugs check with a supported version of gcc" VERSION_SUFFIX= dnl Check for gcc-4.1.0 if test "$gcc_check" = "yes"; then if test "x$ac_compiler_gnu" = "xyes"; then AC_MSG_CHECKING([for a supported version of gcc]) gcc_version=`${CC} -dumpversion` case "${gcc_version}" in 4.1.0*) AC_MSG_RESULT([no (${gcc_version})]) AC_MSG_ERROR([gcc 4.1.0 is known to incorrectly compile upx.c. Upgrade your compiler to at least 4.1.1/4.1.2)]) ;; *) AC_MSG_RESULT([ok (${gcc_version})]) ;; esac case "${gcc_version}" in [[56789]].* | 4.[[3456789]].*) # bb #1581 - temporarely add -fno-strict-aliasing so gcc 4.4.0 # works correctly CFLAGS="$CFLAGS -fno-strict-aliasing" ;; *) ;; esac fi else CFLAGS="$CFLAGS -O0" VERSION_SUFFIX="$VERSION_SUFFIX-broken-compiler" fi # add distcheck warning flags distcheck_enable_flags=0 if test "x$ac_compiler_gnu" = "xyes"; then gcc_version=`${CC} -dumpversion` case "${gcc_version}" in 4.[[3456789]].*) distcheck_enable_flags=1 ;; [[56789]].*) distcheck_enable_flags=1 ;; esac fi dnl Checks if compiler produces valid code, regardless of compiler dnl we do these checks here to avoid receiving endless bugreports about dnl breakages due to compiler bugs. dnl Check if compiler produces invalid code on gcc PR27603 (affects upx.c) dnl testcase from gcc testsuite AC_MSG_CHECKING([for gcc bug PR27603]) AC_TRY_RUN( [ /* (C) Richard Guenther */ void exit (int); void abort (void); int a; int main(void) { int j; for (j = 0; j < 6; j++) { if ((unsigned)j - 3 <= 1) exit (0); a = 1000 * (6 - j); } abort (); } ], [AC_MSG_RESULT([ok, bug not present])], [AC_MSG_ERROR([your compiler has gcc PR27603 bug, use a different compiler, see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27603])], [AC_MSG_RESULT([cross-compiling, assumed ok])]) dnl Check if compiler produces invalid code on gcc PR26763-2 (affects upx.c) dnl testcase from gcc testsuite AC_MSG_CHECKING([for gcc bug PR26763-2]) AC_TRY_RUN( [ /* (C) Richard Guenther */ extern void abort(void); static int try (char *a, int d) { return a + d > a; } int main(void) { char bla[100]; if (try (bla + 50, -1)) abort (); return 0; } ], [AC_MSG_RESULT([ok, bug not present])], [AC_MSG_ERROR([your compiler has gcc PR26763-2 bug, use a different compiler, see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26763])],[AC_MSG_RESULT([cross-compiling, assumed ok])]) dnl Check if compiler produces invalid code on own testcase based on upx.c AC_MSG_CHECKING([for valid code generation of CLI_ISCONTAINED]) AC_TRY_RUN( [ #include static struct v{ char* dst; unsigned int dsize; unsigned int dcur; unsigned int backsize; signed int unp_offset; } values[] = { {(char*)0xf78ab008, 0x2e000, 1, 4, -1594}, {(char*)0xb7af1008, 0x2e000, 1, 4, -1594} }; extern void abort(void); #define CLI_ISCONTAINED(bb, bb_size, sb, sb_size) \ ((bb_size) > 0 && (sb_size) > 0 && (size_t)(sb_size) <= (size_t)(bb_size) \ && (sb) >= (bb) && ((sb) + (sb_size)) <= ((bb) + (bb_size)) && ((sb) + (sb_size)) > (bb) && (sb) < ((bb) + (bb_size))) int crashtest() { unsigned int backsize, dcur; int dval=0x12000, unp_offset; int* dsize = &dval; char* dst = (char*)0x12000; while(1) { backsize=4; dcur=0; unp_offset=0x800002c7; if (!CLI_ISCONTAINED(dst, *dsize, dst+dcur+unp_offset, backsize) || !CLI_ISCONTAINED(dst, *dsize, dst+dcur, backsize) || unp_offset >=0) return -1; abort(); } return 0; } int main(void) { int i; for(i=0;idst; unsigned int* dsize = &v->dsize; unsigned int dcur = v->dcur; unsigned int backsize = v->backsize-1; signed int unp_offset = v->unp_offset; if(!CLI_ISCONTAINED(dst, *dsize, dst+dcur+unp_offset, backsize) || !CLI_ISCONTAINED(dst, *dsize,dst+dcur,backsize) || unp_offset >= 0) { continue; } abort(); } crashtest(); return 0; } ], [AC_MSG_RESULT([ok, bug not present])], [AC_MSG_ERROR([your compiler has a bug that causes clamav bug no. 670, use a different compiler, see http://bugs.clamav.net/bugzilla/show_bug.cgi?id=670])], [AC_MSG_RESULT([cross-compiling, assumed ok])]) dnl Check if compiler produces invalid code on gcc PR28045 (affects upx.c) dnl testcase from gcc testsuite AC_MSG_CHECKING([for gcc bug PR28045]) AC_TRY_RUN( [ /* (C) Andrew Pinski */ extern void abort(void); struct a { unsigned int bits : 1; signed long val : ((sizeof(long) * 8) - 1); }; static int Fnegate (struct a b) { if ((-((long)b.val)) <= ((long) ((1UL << ((sizeof(long) * 8) - 2)) -1UL)) && (-((long)b.val)) >= (-(((long) ((1UL << ((sizeof(long) * 8) - 2)) -1UL))) - 1)) return 0 ; abort (); } int main (void) { struct a b = {1, 1}; Fnegate (b); return 0; } ], [AC_MSG_RESULT([ok, bug not present])], [AC_MSG_ERROR([your compiler has gcc PR28045 bug, use a different compiler, see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28045])], [AC_MSG_RESULT([cross-compiling, assumed ok])]) dnl Check if compiler produces invalid code on gcc PR37573 (affects autoit.c) dnl this is a bug in gcc 4.4.0, but for some reason it affects gcc 4.1.2 too dnl gcc 4.1.3 is OK. This bug occurs only at -O3. AC_MSG_CHECKING([for gcc bug PR37573]) AC_TRY_RUN( [ #include #include struct S { unsigned int *a; unsigned int b; unsigned int c[624]; }; static unsigned char foo (struct S *s) { unsigned int r; if (!--s->b) { unsigned int *c = s->c; unsigned int i; s->a = c; for (i = 0; i < 227; i++) c[i] = ((((c[i] ^ c[i + 1]) & 0x7ffffffe) ^ c[i]) >> 1) ^ ((0 - (c[i + 1] & 1)) & 0x9908b0df) ^ c[i + 397]; for (; i < 623; i++) c[i] = ((((c[i] ^ c[i + 1]) & 0x7ffffffe) ^ c[i]) >> 1) ^ ((0 - (c[i + 1] & 1)) & 0x9908b0df) ^ c[i - 227]; c[623] = ((((c[623] ^ c[0]) & 0x7ffffffe) ^ c[623]) >> 1) ^ ((0 - (c[0] & 1)) & 0x9908b0df) ^ c[i - 227]; } r = *(s->a++); r ^= (r >> 11); r ^= ((r & 0xff3a58ad) << 7); r ^= ((r & 0xffffdf8c) << 15); r ^= (r >> 18); return (unsigned char) (r >> 1); } void bar (unsigned char *p, unsigned int q, unsigned int r) { struct S s; unsigned int i; unsigned int *c = s.c; *c = r; for (i = 1; i < 624; i++) c[i] = i + 0x6c078965 * ((c[i - 1] >> 30) ^ c[i - 1]); s.b = 1; while (q--) *p++ ^= foo (&s); }; static unsigned char p[23] = { 0xc0, 0x49, 0x17, 0x32, 0x62, 0x1e, 0x2e, 0xd5, 0x4c, 0x19, 0x28, 0x49, 0x91, 0xe4, 0x72, 0x83, 0x91, 0x3d, 0x93, 0x83, 0xb3, 0x61, 0x38 }; static unsigned char q[23] = { 0x3e, 0x41, 0x55, 0x54, 0x4f, 0x49, 0x54, 0x20, 0x55, 0x4e, 0x49, 0x43, 0x4f, 0x44, 0x45, 0x20, 0x53, 0x43, 0x52, 0x49, 0x50, 0x54, 0x3c }; int main (void) { unsigned int s; s = 23; bar (p, s, s + 0xa25e); if (memcmp (p, q, s) != 0) abort (); return 0; } ], [AC_MSG_RESULT([ok, bug not present])], [AC_MSG_ERROR([your compiler has gcc PR37573 bug, use a lower optimization level (-O1 or -O2), see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37573])], [AC_MSG_RESULT([cross-compiling, assumed ok])]) dnl Linker feature checks dnl check for version script support in the linker (GNU ld, or Solaris ld style) AC_CACHE_CHECK([for ld --version-script], [ac_cv_ld_version_script], [dnl cat > conftest.c < conftest.map <&AS_MESSAGE_LOG_FD]); then VERSIONSCRIPTFLAG=--version-script ac_cv_ld_version_script=yes else dnl check for Solaris ld style linker version script if AC_TRY_COMMAND([${CC-cc} $CFLAGS $pic_flag $LDFLAGS -shared -o conftest.so conftest.c -Wl,-M,conftest.map 1>&AS_MESSAGE_LOG_FD]); then VERSIONSCRIPTFLAG=-M ac_cv_ld_version_script=yes; else ac_cv_ld_version_script=no fi fi rm -f conftest*]) AC_SUBST([VERSIONSCRIPTFLAG]) AM_CONDITIONAL([VERSIONSCRIPT], test "x$ac_cv_ld_version_script" = "xyes") # it is not fatal if gperf is missing AM_MISSING_PROG(GPERF, gperf) AC_SUBST(GPERF) AC_CHECK_HEADERS([stdint.h unistd.h sys/int_types.h dlfcn.h inttypes.h sys/inttypes.h memory.h ndir.h stdlib.h strings.h string.h sys/mman.h sys/param.h sys/stat.h sys/types.h malloc.h poll.h limits.h sys/filio.h sys/uio.h termios.h stdbool.h pwd.h grp.h]) AC_CHECK_HEADER([syslog.h],AC_DEFINE([USE_SYSLOG],1,[use syslog]),) AC_TYPE_OFF_T AC_COMPILE_CHECK_SIZEOF([short]) AC_COMPILE_CHECK_SIZEOF([int]) AC_COMPILE_CHECK_SIZEOF([long]) AC_COMPILE_CHECK_SIZEOF([long long]) AC_COMPILE_CHECK_SIZEOF([void *]) AC_ARG_ENABLE([experimental], [ --enable-experimental enable experimental code], enable_experimental=$enableval, enable_experimental="no") if test "$enable_experimental" = "yes"; then AC_DEFINE([CL_EXPERIMENTAL],1,[enable experimental code]) VERSION_SUFFIX="$VERSION_SUFFIX-exp" fi build_configure_args=`echo "$ac_configure_args" | sed -e 's/[\"]//g'` AC_SUBST([BUILD_CONFIGURE_FLAGS], [$build_configure_args]) AX_CHECK_UNAME_SYSCALL AC_CHECK_LIB([socket], [bind], [LIBS="$LIBS -lsocket"; CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lsocket"; FRESHCLAM_LIBS="$FRESHCLAM_LIBS -lsocket"; CLAMD_LIBS="$CLAMD_LIBS -lsocket"]) AC_SEARCH_LIBS([gethostent],[nsl], [(LIBS="$LIBS -lnsl"; CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lnsl"; FRESHCLAM_LIBS="$FRESHCLAM_LIBS -lnsl"; CLAMD_LIBS="$CLAMD_LIBS -lnsl")]) AC_CHECK_FUNCS([poll setsid memcpy snprintf vsnprintf strerror_r strlcpy strlcat strcasestr inet_ntop setgroups initgroups ctime_r mkstemp mallinfo madvise]) AC_FUNC_FSEEKO dnl Check if anon maps are available, check if we can determine the page size AC_C_FUNC_MMAP_PRIVATE AC_C_FUNC_PAGESIZE AC_C_FUNC_MMAP_ANONYMOUS AC_ARG_ENABLE([mempool],[ --disable-mempool disable memory pools], enable_mempool=$enableval, enable_mempool="yes") have_mempool="no" if test "$enable_mempool" = "yes"; then if test "$ac_cv_c_mmap_private" != "yes"; then AC_MSG_NOTICE([****** mempool support disabled (mmap not available or not usable)]) else if test "$ac_cv_c_can_get_pagesize" != "yes"; then AC_MSG_NOTICE([****** mempool support disabled (pagesize cannot be determined)]) else if test "$ac_cv_c_mmap_anonymous" = "no"; then AC_MSG_NOTICE([****** mempool support disabled (anonymous mmap not available)]) else AC_DEFINE([USE_MPOOL],1,[enable memory pools]) have_mempool="yes" fi fi fi fi enable_check_ut=auto enable_ut_install=no AC_ARG_ENABLE(check, [ --enable-check Enable 'check' unit tests (default=auto)], enable_check_ut=$enableval, enable_check_ut="auto" ) if test "$enable_check_ut" != "no" ; then AC_LIB_FIND([check],[check.h], AC_LANG_PROGRAM([#include ],[srunner_create(0)]), [CHECK_CPPFLAGS="$INCCHECK"; CHECK_LIBS="$LTLIBCHECK"], []) fi AC_SUBST([CHECK_CPPFLAGS]) AC_SUBST([CHECK_LIBS]) AM_CONDITIONAL([HAVE_LIBCHECK],test "X$HAVE_LIBCHECK" = "Xyes") if test "x$CHECK_LIBS" = "x" -a "$enable_check_ut" = "yes"; then AC_MSG_ERROR([ ERROR! Check was configured, but not found. Get it from http://check.sf.net/ ]) fi AC_ARG_ENABLE(coverage, AC_HELP_STRING([--enable-coverage], [turn on test coverage @<:@default=no@:>@]), [enable_cov=$enableval],[enable_cov="no"]) if test "x$enable_coverage" = "xyes"; then if test "x$CHECK_LIBS" = "x"; then AC_MSG_ERROR([Coverage testing required, but unit tests not enabled!]) fi if test "x$ac_compiler_gnu" != "xyes"; then AC_MSG_ERROR([coverage testing only works if gcc is used]) fi CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage" LDFLAGS="$LDFLAGS -lgcov" AC_CHECK_PROGS(GCOV, gcov, false) AC_CHECK_PROGS(LCOV, lcov, false) AC_CHECK_PROGS(GENHTML, genhtml, false) fi AM_CONDITIONAL(ENABLE_COVERAGE, test "x$enable_coverage" = "xyes") have_pthreads=no AC_CHECK_HEADER([pthread.h],[have_pthreads=yes],) AM_MAINTAINER_MODE dnl Check for zlib AC_MSG_CHECKING([for zlib installation]) AC_ARG_WITH([zlib], [ --with-zlib=DIR path to directory containing zlib library (default= /usr/local or /usr if not found in /usr/local)], [ if test "$withval"; then ZLIB_HOME="$withval" AC_MSG_RESULT([using $ZLIB_HOME]) fi ], [ ZLIB_HOME=/usr/local if test ! -f "$ZLIB_HOME/include/zlib.h" then ZLIB_HOME=/usr fi AC_MSG_RESULT([$ZLIB_HOME]) ]) AC_ARG_ENABLE([zlib-vcheck], [ --disable-zlib-vcheck do not check for buggy zlib version ], zlib_check=$enableval, zlib_check="yes") if test ! -f "$ZLIB_HOME/include/zlib.h" then AC_MSG_ERROR([Please install zlib and zlib-devel packages]) else vuln=`grep "ZLIB_VERSION \"1.2.0" $ZLIB_HOME/include/zlib.h` if test -z "$vuln"; then vuln=`grep "ZLIB_VERSION \"1.2.1" $ZLIB_HOME/include/zlib.h` fi if test -n "$vuln"; then if test "$zlib_check" = "yes"; then AC_MSG_ERROR(The installed zlib version may contain a security bug. Please upgrade to 1.2.2 or later: http://www.zlib.net. You can omit this check with --disable-zlib-vcheck but DO NOT REPORT any stability issues then!) else AC_MSG_WARN([****** This ClamAV installation may be linked against]) AC_MSG_WARN([****** a broken zlib version. Please DO NOT report any]) AC_MSG_WARN([****** stability problems to the ClamAV developers!]) fi fi save_LIBS="$LIBS" if test "$ZLIB_HOME" != "/usr"; then CPPFLAGS="$CPPFLAGS -I$ZLIB_HOME/include" save_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS -L$ZLIB_HOME/lib" AC_CHECK_LIB([z], [inflateEnd], [LIBCLAMAV_LIBS="$LIBCLAMAV_LIBS -L$ZLIB_HOME/lib -lz"; FRESHCLAM_LIBS="$FRESHCLAM_LIBS -L$ZLIB_HOME/lib -lz"], AC_MSG_ERROR([Please install zlib and zlib-devel packages])) AC_CHECK_LIB([z], [gzopen], [], AC_MSG_ERROR([Your zlib is missing gzopen()])) LDFLAGS="$save_LDFLAGS" else AC_CHECK_LIB([z], [inflateEnd], [LIBCLAMAV_LIBS="$LIBCLAMAV_LIBS -lz";FRESHCLAM_LIBS="$FRESHCLAM_LIBS -lz"], AC_MSG_ERROR([Please install zlib and zlib-devel packages])) AC_CHECK_LIB([z], [gzopen],[], AC_MSG_ERROR([Your zlib is missing gzopen()])) fi LIBS="$save_LIBS" fi AC_ARG_ENABLE([bzip2], [ --disable-bzip2 disable bzip2 support], want_bzip2=$enableval, want_bzip2="yes") if test "$want_bzip2" = "yes" then AC_LIB_LINKFLAGS([bz2]) save_LDFLAGS="$LDFLAGS" # Only add -L if prefix is not empty test -z "$LIBBZ2_PREFIX" || LDFLAGS="$LDFLAGS -L$LIBBZ2_PREFIX/$acl_libdirstem"; have_bzprefix="no" AC_CHECK_LIB([bz2], [BZ2_bzReadOpen], [have_bzprefix="yes"]) if test "x$have_bzprefix" = "xno"; then AC_DEFINE([NOBZ2PREFIX],1,[bzip funtions do not have bz2 prefix]) fi LDFLAGS="$save_LDFLAGS" if test "$HAVE_LIBBZ2" = "yes"; then AC_CHECK_HEADER([bzlib.h], [AC_C_CVE_2008_1372], [ac_cv_c_cve_2008_1372="no"]) if test "$ac_cv_c_cve_2008_1372" = "bugged"; then AC_MSG_WARN([****** bzip2 libraries are affected by the CVE-2008-1372 bug]) AC_MSG_WARN([****** We strongly suggest you to update to bzip2 1.0.5.]) AC_MSG_WARN([****** Please do not report stability problems to the ClamAV developers!]) fi if test "$ac_cv_c_cve_2008_1372" = "linkfailed"; then dnl This shouldn't happen dnl We failed to link but libtool may still be able to link, so don't disable bzip2 just yet AC_MSG_WARN([****** Unable to link bzip2 testcase]) AC_MSG_WARN([****** You may be affected by CVE-2008-1372 bug, but I need to be able to link a testcase to verify]) AC_MSG_WARN([****** It is recommended to fix your build environment so that we can run the testcase!]) AC_MSG_WARN([****** Please do not report stability problems to the ClamAV developers!]) fi case "$ac_cv_c_cve_2008_1372" in ok|bugged|linkfailed) LIBCLAMAV_LIBS="$LIBCLAMAV_LIBS $LTLIBBZ2" AC_DEFINE([HAVE_BZLIB_H],1,[have bzip2]) ;; *) AC_MSG_WARN([****** bzip2 support disabled]) ;; esac else AC_MSG_WARN([****** bzip2 support disabled]) fi fi AC_ARG_ENABLE([unrar], [ --disable-unrar don't build libclamunrar and libclamunrar_iface ], want_unrar=$enableval, want_unrar="yes") AM_CONDITIONAL([ENABLE_UNRAR],[test "$want_unrar" = "yes"]) AC_ARG_ENABLE([getaddrinfo], [ --disable-getaddrinfo disable support for getaddrinfo], want_getaddrinfo=$enableval, want_getaddrinfo="yes") if test "$want_getaddrinfo" = "yes" then AC_MSG_CHECKING([for getaddrinfo]) AC_CACHE_VAL([have_cv_gai],[ AC_TRY_RUN([ #include #include #include #include int main(int argc, char **argv) { struct addrinfo *res; int sd; if(getaddrinfo("127.0.0.1", NULL, NULL, &res) < 0) return 1; freeaddrinfo(res); return 0; } ], [have_cv_gai=yes], [have_cv_gai=no], [have_cv_gai=no]) ]) AC_MSG_RESULT([$have_cv_gai]) if test "$have_cv_gai" = yes; then AC_DEFINE(HAVE_GETADDRINFO, 1, [have getaddrinfo()]) fi fi AC_ARG_ENABLE([ipv6], [ --disable-ipv6 disable IPv6 support], want_ipv6=$enableval, want_ipv6="yes") if test "$want_ipv6" = "yes" then AC_MSG_CHECKING([for IPv6 support]) AC_CACHE_VAL([have_cv_ipv6],[ AC_TRY_RUN([ #include #include #include #include int main(int argc, char **argv) { struct addrinfo *res, hints; int sd; if((sd = socket(AF_INET6, SOCK_STREAM, 0)) < 0) return 1; close(sd); /* also check if getaddrinfo() handles AF_UNSPEC -- bb#1196 */ memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; if(getaddrinfo("127.0.0.1", NULL, &hints, &res) < 0) return 1; freeaddrinfo(res); return 0; } ], [have_cv_ipv6=yes], [have_cv_ipv6=no], [have_cv_ipv6=no]) ]) AC_MSG_RESULT([$have_cv_ipv6]) if test "$have_cv_ipv6" = yes; then AC_DEFINE(SUPPORT_IPv6, 1, [Support for IPv6]) fi fi AC_C_DNS AC_ARG_ENABLE([clamuko], [ --disable-clamuko disable clamuko support (Linux, DragonFly and FreeBSD only)], want_clamuko=$enableval, want_clamuko="yes") dnl AC_FUNC_SETPGRP does not work when cross compiling dnl Instead, assume we will have a prototype for setpgrp if cross compiling. dnl testcase from gdb/configure.ac if test "$cross_compiling" = no; then AC_FUNC_SETPGRP else AC_CACHE_CHECK([whether setpgrp takes no argument], [ac_cv_func_setpgrp_void], [AC_TRY_COMPILE([ #include ], [ if (setpgrp(1,1) == -1) exit (0); else exit (1); ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)]) if test $ac_cv_func_setpgrp_void = yes; then AC_DEFINE([SETPGRP_VOID], 1) fi fi AC_ARG_ENABLE([milter], [ --enable-milter build clamav-milter], have_milter=$enableval, have_milter="no") have_system_tommath=no AC_ARG_WITH([system-tommath], [ --with-system-tommath link against system libtommath (default = no, use bundled)], [ case "$withval" in yes) AC_CHECK_LIB([tommath], [mp_mul_2d], [ AC_DEFINE([HAVE_SYSTEM_TOMMATH], 1, [link against system-wide libtommath]) LIBCLAMAV_LIBS="$LIBCLAMAV_LIBS -ltommath" have_system_tommath=yes ], [AC_MSG_WARN([****** Option --with-system-tommath was given but libtommath does not seem to be available, using bundled files instead])] ) ;; no) ;; *) AC_MSG_ERROR([--with-system-tommath does not take an argument]) ;; esac ]) AM_CONDITIONAL([LINK_TOMMATH], test "x$have_system_tommath" = "xyes") dnl we need to try to link with iconv, otherwise there could be a dnl mismatch between a 32-bit and 64-bit lib. Detect this at configure time. dnl we need to check after zlib/bzip2, because they can change the include path AC_ARG_WITH([iconv], [ --with-iconv supports iconv() (default=auto)], [ case "$withval" in yes|no) wiconv="$withval";; *) AC_MSG_ERROR([--with-iconv does not take an argument]);; esac], [ wiconv=auto ]) if test "X$wiconv" != "Xno"; then AC_CHECK_LIB([iconv], [libiconv_open], LIBCLAMAV_LIBS="$LIBCLAMAV_LIBS -liconv") AC_MSG_CHECKING([for iconv]) save_LIBS="$LIBS" LIBS="$LIBCLAMAV_LIBS" AC_TRY_LINK([ #include ],[ char** xin,**xout; unsigned long il,ol; int rc; iconv_t iconv_struct = iconv_open("UTF-16BE","UTF-8"); rc = iconv(iconv_struct,xin,&il,xout,&ol); iconv_close(iconv_struct); ],[ AC_MSG_RESULT(yes) AC_DEFINE([HAVE_ICONV], 1, [iconv() available]) ],[ AC_MSG_RESULT(no) ]) LIBS="$save_LIBS" fi AC_ARG_ENABLE([pthreads], [ --disable-pthreads disable POSIX threads support], have_pthreads=$enableval,) AC_ARG_ENABLE([cr], [ --disable-cr don't link with C reentrant library (BSD) ], use_cr=$enableval,) AC_ARG_ENABLE([id-check], [ --enable-id-check use id utility instead of /etc/passwd parsing], use_id=$enableval, use_id="no") AC_ARG_ENABLE([yp-check], [ --enable-yp-check use ypmatch utility instead of /etc/passwd parsing], use_yp=$enableval, use_yp="no") AC_ARG_WITH([user], [ --with-user=uid name of the clamav user (default=clamav)], clamav_user="$withval", clamav_user="clamav") AC_ARG_WITH([group], [ --with-group=gid name of the clamav group (default=clamav)], clamav_group="$withval", clamav_group="clamav") AC_DEFINE_UNQUOTED([CLAMAVUSER],"$clamav_user",[name of the clamav user]) AC_DEFINE_UNQUOTED([CLAMAVGROUP],"$clamav_group",[name of the clamav group]) AC_ARG_ENABLE([clamav], [ --disable-clamav disable test for clamav user/group], test_clamav=$enableval, test_clamav=yes) AC_ARG_ENABLE([debug], [ --enable-debug enable debug code], enable_debug=$enableval, enable_debug="no") if test "$enable_debug" = "yes"; then VERSION_SUFFIX="$VERSION_SUFFIX-debug" AC_DEFINE([CL_DEBUG],1,[enable debugging]) else AC_DEFINE([NDEBUG],1,[disable assertions]) fi AC_ARG_ENABLE([unsigned-bytecode], [ --enable-unsigned-bytecode enable load of unsigned bytecode], enable_unsignedbytecode="$enableval", enable_unsignedbytecode="no") if test "$enable_unsignedbytecode" = "yes"; then VERSION_SUFFIX="$VERSION_SUFFIX-unsigned-bc" AC_DEFINE([CL_BCUNSIGNED],1,[enable loading of unsigned bytecode]) fi AC_ARG_ENABLE([no-cache], [ --enable-no-cache use "Cache-Control: no-cache" in freshclam], enable_nocache=$enableval, enable_nocache="no") if test "$enable_nocache" = "yes"; then AC_DEFINE([FRESHCLAM_NO_CACHE],1,[use "Cache-Control: no-cache" in freshclam]) fi AC_ARG_ENABLE([dns-fix], [ --enable-dns-fix enable workaround for broken DNS servers (as in SpeedTouch 510)], enable_dnsfix=$enableval, enable_dnsfix="no") if test "$enable_dnsfix" = "yes"; then AC_DEFINE([FRESHCLAM_DNS_FIX],1,[enable workaround for broken DNS servers]) fi AC_ARG_ENABLE([bigstack], [ --enable-bigstack increase thread stack size], enable_bigstack=$enableval, enable_bigstack="no") if test "$enable_bigstack" = "yes"; then AC_DEFINE([C_BIGSTACK],1,[Increase thread stack size.]) fi AC_ARG_WITH([dbdir], [ --with-dbdir=path path to virus database directory], db_dir="$withval", db_dir="_default_") dnl I had problems with $pkgdatadir thus these funny checks if test "$db_dir" = "_default_" then if test "$prefix" = "NONE" then db_dir="$ac_default_prefix/share/clamav" else db_dir="$prefix/share/clamav" fi fi AC_DEFINE_UNQUOTED([DATADIR],"$db_dir", [Path to virus database directory.]) DBDIR="$db_dir" AC_SUBST([DBDIR]) dnl configure config directory cfg_dir=`echo $sysconfdir | grep prefix` if test -n "$cfg_dir"; then if test "$prefix" = "NONE" then cfg_dir="$ac_default_prefix/etc" else cfg_dir="$prefix/etc" fi else cfg_dir="$sysconfdir" fi CFGDIR=$cfg_dir AC_SUBST([CFGDIR]) AC_DEFINE_UNQUOTED([CONFDIR],"$cfg_dir",[where to look for the config file]) dnl check for in_port_t definition AC_MSG_CHECKING([whether in_port_t is defined]) AC_TRY_COMPILE([ #include #include ], [in_port_t pt; pt = 0; return pt;], [ AC_MSG_RESULT(yes) AC_DEFINE([HAVE_IN_PORT_T],1,[in_port_t is defined]) ], AC_MSG_RESULT(no)) dnl check for in_addr_t definition AC_MSG_CHECKING([for in_addr_t definition]) AC_TRY_COMPILE([ #include #include ], [ in_addr_t pt; pt = 0; return pt; ], [ AC_MSG_RESULT(yes) AC_DEFINE([HAVE_IN_ADDR_T],1,[in_addr_t is defined]) ], AC_MSG_RESULT(no)) case "$target_os" in linux*) AC_DEFINE([C_LINUX],1,[target is linux]) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" if test "$want_clamuko" = "yes"; then AC_DEFINE([CLAMUKO],1,[enable clamuko]) fi fi ;; kfreebsd*-gnu) AC_DEFINE([C_KFREEBSD_GNU],1,[target is kfreebsd-gnu]) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" if test "$want_clamuko" = "yes"; then AC_DEFINE([CLAMUKO],1,[enable clamuko]) fi fi ;; solaris*) FRESHCLAM_LIBS="$FRESHCLAM_LIBS -lresolv" if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" CLAMD_LIBS="$CLAMD_LIBS -lresolv" CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lresolv" TH_SAFE="-thread-safe" fi AC_DEFINE([C_SOLARIS],1,[os is solaris]) ;; freebsd[[45]]*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-pthread -lc_r" TH_SAFE="-thread-safe" if test "$want_clamuko" = "yes"; then AC_DEFINE([CLAMUKO],1,[enable clamuko]) fi fi AC_DEFINE([C_BSD],1,[os is freebsd 4 or 5]) ;; freebsd*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lthr" TH_SAFE="-thread-safe" if test "$want_clamuko" = "yes"; then AC_DEFINE([CLAMUKO],1,[enable clamuko]) fi fi AC_DEFINE([C_BSD],1,[os is freebsd 6]) ;; dragonfly*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-pthread" TH_SAFE="-thread-safe" if test "$want_clamuko" = "yes"; then AC_DEFINE([CLAMUKO],1,[enable clamuko]) fi fi AC_DEFINE([C_BSD],1,[os is dragonfly]) ;; openbsd*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-pthread" CLAMD_LIBS="$CLAMD_LIBS -pthread" CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -pthread" TH_SAFE="-thread-safe" fi AC_DEFINE([C_BSD],1,[os is OpenBSD]) ;; bsdi*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-pthread" TH_SAFE="-thread-safe" fi AC_DEFINE([C_BSD],1,[os is BSDI BSD/OS]) ;; netbsd*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" fi AC_DEFINE([C_BSD],1,[os is NetBSD]) ;; bsd*) AC_MSG_RESULT([Unknown BSD detected. Disabling thread support.]) have_pthreads="no" AC_DEFINE([C_BSD],1,[os is bsd flavor]) ;; beos*) AC_MSG_RESULT([BeOS detected. Disabling thread support.]) have_pthreads="no" AC_DEFINE([C_BEOS],1,[os is beos]) ;; darwin*) AC_DEFINE([C_BSD],1,[os is bsd flavor]) AC_DEFINE([C_DARWIN],1,[os is darwin]) AC_DEFINE([BIND_8_COMPAT],1,[enable bind8 compatibility]) use_netinfo="yes" ;; os2*) FRESHCLAM_LIBS="$FRESHCLAM_LIBS -lsyslog" CLAMD_LIBS="$CLAMD_LIBS -lsyslog" CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lsyslog" if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" fi AC_DEFINE([C_OS2],1,[os is OS/2]) ;; sco*) dnl njh@bandsman.sco.uk: SCO Unix port dnl FRESHCLAM_LIBS="-lsocket" dnl CLAMD_LIBS="-lsocket" dnl CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lsocket" ;; hpux*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" fi AC_DEFINE([C_HPUX],1,[os is hpux]) ;; aix*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" AC_DEFINE([_THREAD_SAFE],1,[thread safe]) fi AC_DEFINE([C_AIX],1,[os is aix]) ;; *-*-osf*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-pthread" TH_SAFE="-thread-safe" AC_DEFINE([_POSIX_PII_SOCKET],1,[POSIX compatibility]) fi AC_DEFINE([C_OSF],1,[os is osf/tru64]) ;; nto-qnx*) AC_DEFINE([C_QNX6],1,[os is QNX 6.x.x]) ;; irix*) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" fi LIBS="$LIBS -lgen" AC_DEFINE([C_IRIX],1,[os is irix]) ;; interix*) AC_DEFINE([C_INTERIX],1,[os is interix]) if test "$test_clamav" = "yes"; then if test ! -r /etc/passwd; then test_clamav="no" fi fi if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" fi ;; gnu*) AC_DEFINE([C_GNU_HURD],1,[target is gnu-hurd]) if test "$have_pthreads" = "yes"; then THREAD_LIBS="-lpthread" TH_SAFE="-thread-safe" fi ;; *) ;; esac AC_SUBST([LIBCLAMAV_LIBS]) AC_SUBST([CLAMD_LIBS]) AC_SUBST([CLAMAV_MILTER_LIBS]) AC_SUBST([FRESHCLAM_LIBS]) AC_SUBST([TH_SAFE]) AC_SUBST([THREAD_LIBS]) dnl --enable-milter if test "$have_milter" = "yes"; then dnl libmilter checking code adapted from spamass-milter by dnl Tom G. Christensen dnl Check for libmilter and it's header files in the usual locations save_LIBS="$LIBS" CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lpthread" if test -d /usr/lib/libmilter ; then CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -L/usr/lib/libmilter" fi LIBS="$LIBS -lmilter $CLAMAV_MILTER_LIBS" AC_CHECK_LIB([milter],[mi_stop],[CLAMAV_MILTER_LIBS="-lmilter $CLAMAV_MILTER_LIBS"],[ dnl Older sendmails require libsm or libsmutil for support functions AC_SEARCH_LIBS([strlcpy], [sm smutil], [test "$ac_cv_search_strlcpy" = "none required" || CLAMAV_MILTER_XLIB="$ac_cv_search_strlcpy"]) LIBS="$save_LIBS $CLAMAV_MILTER_LIBS $CLAMAV_MILTER_XLIB" $as_unset ac_cv_lib_milter_mi_stop AC_CHECK_LIB([milter],[mi_stop],[CLAMAV_MILTER_LIBS="-lmilter $CLAMAV_MILTER_XLIB $CLAMAV_MILTER_LIBS"],[ AC_MSG_ERROR([Cannot find libmilter]) ]) ]) LIBS="$save_LIBS" AC_CHECK_HEADERS([libmilter/mfapi.h],[have_milter="yes"],[ AC_MSG_ERROR([Please install mfapi.h from the sendmail distribution]) ]) fi AM_CONDITIONAL([BUILD_CLAMD],[test "$have_pthreads" = "yes"]) AM_CONDITIONAL([HAVE_MILTER],[test "$have_milter" = "yes"]) if test "$have_pthreads" = "yes" then save_LIBS="$LIBS" LIBS="$THREAD_LIBS $LIBS" AC_CHECK_FUNCS([sched_yield pthread_yield]) LIBS="$save_LIBS" AC_DEFINE([BUILD_CLAMD], 1, "build clamd") dnl define these here, so we don't forget any system AC_DEFINE([CL_THREAD_SAFE],1,[thread safe]) AC_DEFINE([_REENTRANT],1,[thread safe]) fi dnl Check for readdir_r and number of its arguments dnl Code from libwww/configure.in AC_MSG_CHECKING([for readdir_r]) if test -z "$ac_cv_readdir_args"; then AC_TRY_COMPILE( [ #include #include ], [ struct dirent dir, *dirp; DIR *mydir; dirp = readdir_r(mydir, &dir); ], ac_cv_readdir_args=2) fi if test -z "$ac_cv_readdir_args"; then AC_TRY_COMPILE( [ #include #include ], [ struct dirent dir, *dirp; DIR *mydir; int rc; rc = readdir_r(mydir, &dir, &dirp); ], ac_cv_readdir_args=3) fi AC_ARG_ENABLE([readdir_r], [ --enable-readdir_r enable support for readdir_r], enable_readdir_r=$enableval, enable_readdir_r="no") if test "$enable_readdir_r" = "no"; then AC_MSG_RESULT(support disabled) elif test -z "$ac_cv_readdir_args"; then AC_MSG_RESULT(no) else if test "$ac_cv_readdir_args" = 2; then AC_DEFINE([HAVE_READDIR_R_2],1,[readdir_r takes 2 arguments]) elif test "$ac_cv_readdir_args" = 3; then AC_DEFINE([HAVE_READDIR_R_3],1,[readdir_r takes 3 arguments]) fi AC_MSG_RESULT([yes, and it takes $ac_cv_readdir_args arguments]) fi AC_MSG_CHECKING([for ctime_r]) if test "$ac_cv_func_ctime_r" = "yes"; then AC_TRY_COMPILE([ #include ],[ char buf[31]; time_t t; ctime_r(&t, buf, 30); ],[ ac_cv_ctime_args=3 AC_DEFINE([HAVE_CTIME_R_3],1,[ctime_r takes 3 arguments]) ],[ ac_cv_ctime_args=2 AC_DEFINE([HAVE_CTIME_R_2],1,[ctime_r takes 2 arguments]) ]) AC_MSG_RESULT([yes, and it takes $ac_cv_ctime_args arguments]) fi dnl Determine socklen_t type. Code from lftp. AC_MSG_CHECKING([for socklen_t]) AC_CACHE_VAL([ac_cv_socklen_t], [ ac_cv_socklen_t=no AC_TRY_COMPILE([ #include #include ], [ socklen_t len; getpeername(0,0,&len); ], [ ac_cv_socklen_t=yes ]) ]) AC_MSG_RESULT([$ac_cv_socklen_t]) if test $ac_cv_socklen_t = no; then AC_MSG_CHECKING([for socklen_t equivalent]) AC_CACHE_VAL([ac_cv_socklen_t_equiv], [ ac_cv_socklen_t_equiv=int for t in int size_t unsigned long "unsigned long"; do AC_TRY_COMPILE([ #include #include ], [ $t len; getpeername(0,0,&len); ], [ ac_cv_socklen_t_equiv="$t" break ]) done ]) AC_MSG_RESULT([$ac_cv_socklen_t_equiv]) AC_DEFINE_UNQUOTED([socklen_t], $ac_cv_socklen_t_equiv, [Define to "int" if does not define.]) fi dnl Check for clamav in /etc/passwd if test "$test_clamav" = "yes" then dnl parse /etc/passwd if test "$use_id" = "no" then AC_MSG_CHECKING([for $clamav_user in /etc/passwd]) if test -r /etc/passwd; then clamavuser=`cat /etc/passwd|grep "^$clamav_user:"` clamavgroup=`cat /etc/group|grep "^$clamav_group:"` fi else AC_MSG_CHECKING([for $clamav_user using id]) id $clamav_user > /dev/null 2>&1 if test "$?" = 0 ; then clamavuser=1 AC_PATH_PROG(GETENT, getent) if test -n "$GETENT" ; then clamavgroup=`$GETENT group | grep "^${clamav_group}:"` else clamavgroup=`cat /etc/group|grep $clamav_group` fi fi fi if test "$use_netinfo" = "yes" then if test -x /usr/bin/dscl; then AC_MSG_CHECKING([for $clamav_user using dscl]) clamavuser=`/usr/bin/dscl . -list /Users |grep ${clamav_user}` clamavgroup=`/usr/bin/dscl . -list /Groups |grep ${clamav_group}` else AC_MSG_CHECKING([for $clamav_user using netinfo]) clamavuser=`/usr/bin/nidump passwd . |grep ${clamav_user}` clamavgroup=`/usr/bin/nidump group . |grep ${clamav_group}` fi fi if test "$use_yp" = "yes" then AC_MSG_CHECKING([for $clamav_user using ypmatch]) clamavuser=`ypmatch ${clamav_user} passwd` clamavgroup=`ypmatch ${clamav_group} group` fi if test -z "$clamavuser" || test -z "$clamavgroup" then AC_MSG_RESULT(no) AC_MSG_ERROR([User $clamav_user (and/or group $clamav_group) doesn't exist. Please read the documentation !]) else AC_MSG_RESULT([yes, user $clamav_user and group $clamav_group]) CLAMAVUSER="$clamav_user" CLAMAVGROUP="$clamav_group" AC_SUBST([CLAMAVUSER]) AC_SUBST([CLAMAVGROUP]) fi fi dnl check for __attribute__((packed)) dnl but only on compilers claiming to be gcc compatible dnl because for example Sun's compiler silently ignores the packed attribute. AC_MSG_CHECKING([for structure packing via __attribute__((packed))]) AC_CACHE_VAL([have_cv_attrib_packed],[ AC_TRY_COMPILE(, [#ifdef __GNUC__ struct { int i __attribute__((packed)); } s; #else #error Only checking for packed attribute on gcc-like compilers #endif], [have_cv_attrib_packed=yes], [have_cv_attrib_packed=no]) ]) AC_MSG_RESULT([$have_cv_attrib_packed]) if test "$have_cv_attrib_packed" = no; then AC_MSG_CHECKING([for structure packing via pragma]) AC_CACHE_VAL([have_cv_pragma_pack],[ AC_TRY_RUN([ int main(int argc, char **argv) { #pragma pack(1) /* has to be in column 1 ! */ struct { char c; long l; } s; return sizeof(s)==sizeof(s.c)+sizeof(s.l) ? 0:1; } ], [have_cv_pragma_pack=yes], [have_cv_pragma_pack=no]) ]) AC_MSG_RESULT([$have_cv_pragma_pack]) if test "$have_cv_pragma_pack" = yes; then AC_DEFINE([HAVE_PRAGMA_PACK], 1, "pragma pack") else AC_MSG_CHECKING([for structure packing via hppa/hp-ux pragma]) AC_CACHE_VAL([have_cv_pragma_pack_hpux],[ AC_TRY_RUN([ /* hppa/hp-ux wants pragma outside of function */ #pragma pack 1 /* has to be in column 1 ! */ struct { char c; long l; } s; int main(int argc, char **argv) { return sizeof(s)==sizeof(s.c)+sizeof(s.l) ? 0:1; } ], [have_cv_pragma_pack_hpux=yes], [have_cv_pragma_pack_hpux=no]) ]) AC_MSG_RESULT([$have_cv_pragma_pack_hpux]) AC_DEFINE([HAVE_PRAGMA_PACK_HPPA], 1, "pragma pack hppa/hp-ux style") fi fi dnl check for __attribute__((aligned)) AC_MSG_CHECKING([for type aligning via __attribute__((aligned))]) AC_CACHE_VAL([have_cv_attrib_aligned],[ AC_TRY_COMPILE(, [typedef int cl_aligned_int __attribute__((aligned));], [have_cv_attrib_aligned=yes], [have_cv_attrib_aligned=no]) ]) AC_MSG_RESULT([$have_cv_attrib_aligned]) if test "$have_cv_attrib_packed" = no -a "$have_cv_pragma_pack" = no -a "$have_cv_pragma_pack_hpux" = no; then AC_MSG_ERROR(Need to know how to pack structures with this compiler) fi if test "$have_cv_attrib_packed" = yes; then AC_DEFINE([HAVE_ATTRIB_PACKED], 1, [attrib packed]) fi if test "$have_cv_attrib_aligned" = yes; then AC_DEFINE([HAVE_ATTRIB_ALIGNED], 1, [attrib aligned]) fi dnl Sanity check that struct packing works AC_MSG_CHECKING([that structure packing works]) AC_CACHE_VAL([have_cv_struct_pack],[ AC_TRY_RUN([ #ifndef HAVE_ATTRIB_PACKED #define __attribute__(x) #endif #ifdef HAVE_PRAGMA_PACK #pragma pack(1) /* has to be in column 1 ! */ #endif #ifdef HAVE_PRAGMA_PACK_HPPA #pragma pack 1 /* has to be in column 1 ! */ #endif struct { char c __attribute__((packed)); long l __attribute__((packed)); } s; #ifdef HAVE_PRAGMA_PACK #pragma pack() #endif #ifdef HAVE_PRAGMA_PACK_HPPA #pragma pack #endif struct { char c; long l;} s2; #ifdef HAVE_PRAGMA_PACK #pragma pack(1) /* has to be in column 1 ! */ #endif #ifdef HAVE_PRAGMA_PACK_HPPA #pragma pack 1 /* has to be in column 1 ! */ #endif struct { char c; long l; } __attribute__((packed)) s3; #ifdef HAVE_PRAGMA_PACK #pragma pack() #endif #ifdef HAVE_PRAGMA_PACK_HPPA #pragma pack #endif int main(int argc, char **argv) { if (sizeof(s)!=sizeof(s.c)+sizeof(s.l)) return 1; if (sizeof(s) != sizeof(s3)) return 2; return (sizeof(s2) >= sizeof(s)) ? 0 : 3; }], [have_cv_struct_pack=yes], [have_cv_struct_pack=no], [have_cv_struct_pack=yes]) ]) AC_MSG_RESULT([$have_cv_struct_pack]) if test "$have_cv_struct_pack" = "no"; then AC_MSG_ERROR([Structure packing seems to be available, but is not working with this compiler]) fi dnl Check if needs to be included for fd_set AC_MSG_CHECKING([for fd_set]) AC_HEADER_EGREP([fd_mask], [sys/select.h], [have_fd_set=yes]) if test "$have_fd_set" = yes; then AC_DEFINE([HAVE_SYS_SELECT_H], 1, "have ") AC_MSG_RESULT([yes, found in sys/select.h]) else AC_TRY_COMPILE([#include #include #ifdef HAVE_UNISTD_H #include #endif], [fd_set readMask, writeMask;], have_fd_set=yes, have_fd_set=no) if test "$have_fd_set" = yes; then AC_MSG_RESULT([yes, found in sys/types.h]) else AC_DEFINE([NO_FD_SET], 1, "no fd_set") AC_MSG_RESULT(no) fi fi AC_MSG_CHECKING([default FD_SETSIZE value]) AC_TRY_RUN([ #include #include #include #ifdef HAVE_SYS_SELECT_H #include #endif #ifdef HAVE_SYS_TYPES_H #include #endif #include int main(void) { FILE *fp = fopen("conftestval", "w"); if(fp) { if(fprintf (fp, "%d\n", FD_SETSIZE) < 1) { perror("fprintf failed"); return errno; } } else { perror("fopen failed"); return errno; } return 0; } ], DEFAULT_FD_SETSIZE=`cat conftestval`, DEFAULT_FD_SETSIZE=256, DEFAULT_FD_SETSIZE=256) AC_MSG_RESULT([$DEFAULT_FD_SETSIZE]) AC_DEFINE_UNQUOTED([DEFAULT_FD_SETSIZE], $DEFAULT_FD_SETSIZE, "default FD_SETSIZE value") dnl Check signed right shift implementation AC_MSG_CHECKING([whether signed right shift is sign extended]) AC_TRY_RUN([int main(void){int a=-1;int b=a>>1;return(a!=b);}], [have_signed_rightshift_extended=yes], [have_signed_rightshift_extended=no], [have_signed_rightshift_extended=no]) if test $have_signed_rightshift_extended = yes; then AC_DEFINE([HAVE_SAR], 1, [Define signed right shift implementation]) fi AC_MSG_RESULT([$have_signed_rightshift_extended]); AC_C_FDPASSING AC_DEFINE_UNQUOTED([VERSION_SUFFIX],"$VERSION_SUFFIX",[Version suffix for package]) AC_ARG_ENABLE(clamdtop, AC_HELP_STRING([--enable-clamdtop], [Enable 'clamdtop' tool @<:@default=auto@:>@]), [enable_clamdtop=$enableval], [enable_clamdtop="auto"]) if test "$enable_clamdtop" != "no"; then AC_LIB_FIND([ncurses], [ncurses/ncurses.h], AC_LANG_PROGRAM([#include ], [initscr(); KEY_RESIZE;]), [CURSES_CPPFLAGS="$INCNCURSES"; CURSES_LIBS="$LTLIBNCURSES"; CURSES_INCLUDE=""], []) if test "X$HAVE_LIBNCURSES" != "Xyes"; then HAVE_LIBNCURSES= AC_LIB_FIND([ncurses], [ncurses.h], AC_LANG_PROGRAM([#include ], [initscr(); KEY_RESIZE;]), [CURSES_CPPFLAGS="$INCNCURSES"; CURSES_LIBS="$LTLIBNCURSES"; CURSES_INCLUDE=""], []) fi if test "X$HAVE_LIBNCURSES" != "Xyes"; then AC_LIB_FIND([pdcurses],[curses.h], AC_LANG_PROGRAM([#include ], [initscr(); KEY_RESIZE;]), [CURSES_CPPFLAGS="$INCPDCURSES"; CURSES_LIBS="$LTLIBPDCURSES"; CURSES_INCLUDE=""], [AC_MSG_WARN([****** not building clamdtop: ncurses not found])]) fi if test "x$CURSES_LIBS" = "x" -a "$enable_clamdtop" = "yes"; then AC_MSG_ERROR([ ERROR! Clamdtop was configured, but not found. You need to install libncurses5-dev. ]) fi fi AC_DEFINE_UNQUOTED([CURSES_INCLUDE], $CURSES_INCLUDE, [curses header location]) AC_SUBST([CURSES_CPPFLAGS]) AC_SUBST([CURSES_LIBS]) AM_CONDITIONAL([HAVE_CURSES], [test "X$HAVE_LIBNCURSES" = "Xyes" || test "X$HAVE_LIBPDCURSES" = "Xyes"]) AC_ARG_ENABLE([distcheck-werror], AC_HELP_STRING([--enable-distcheck-werror], [enable warnings as error for distcheck @<:@default=no@:>@]), [enable_distcheckwerror=$enableval],[enable_distcheckwerror="no"]) # Enable distcheck warnings and Werror only for gcc versions that support them, # and only after we've run the configure tests. # Some configure tests fail (like checking for cos in -lm) if we enable these # Werror flags for configure too (for example -Wstrict-prototypes makes # configure think that -lm doesn't have cos, hence its in libc). if test "x$enable_distcheckwerror" = "xyes"; then if test "$distcheck_enable_flags" = "1"; then CFLAGS="$CFLAGS -Wno-pointer-sign -Werror-implicit-function-declaration -Werror -Wextra -Wall -Wno-error=bad-function-cast -Wbad-function-cast -Wcast-align -Wendif-labels -Wfloat-equal -Wformat=2 -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wno-error=missing-prototypes -Wnested-externs -Wno-error=nested-externs -Wpointer-arith -Wstrict-prototypes -Wno-error=strict-prototypes -Wno-switch -Wno-switch-enum -Wundef -Wwrite-strings -Wstrict-overflow=1 -Winit-self -Wmissing-include-dirs -Wstrict-aliasing -Wdeclaration-after-statement -Waggregate-return -Wmissing-format-attribute -Wno-error=missing-format-attribute -Wno-error=type-limits -Wno-error=unused-function -Wno-error=unused-value -Wno-error=unused-variable -Wcast-qual -Wno-error=cast-qual -Wno-error=sign-compare -Wshadow -Wno-error=shadow -Wno-error=uninitialized -fdiagnostics-show-option -Wno-unused-parameter -Wno-error=unreachable-code -Winvalid-pch -Wno-error=invalid-pch -O2 -D_FORTIFY_SOURCE=2 -fstack-protector-all -Wstack-protector -Wno-error=aggregate-return" fi fi AC_ARG_ENABLE([llvm],AC_HELP_STRING([--enable-llvm], [Enable 'llvm' JIT/verifier support @<:@default=auto@:>@]), [enable_llvm=$enableval], [enable_llvm="auto"]) if test "$enable_llvm" != "no"; then dnl Try to configure subdir, optionally AC_CONFIG_SUBDIRS_OPTIONAL([libclamav/c++]) fi AC_ARG_ENABLE([sha-collector-for-internal-use], [], [enable_sha_collector="yes"], [enable_sha_collector="no"]) if test "$enable_sha_collector" != "no"; then AC_DEFINE([HAVE__INTERNAL__SHA_COLLECT], 1, [For internal use only - DO NOT DEFINE]) fi AM_CONDITIONAL([BUILD_SHA1],[test "$enable_sha_collector" != "no"]) AC_OUTPUT([ clamscan/Makefile database/Makefile docs/Makefile clamd/Makefile clamdscan/Makefile clamav-milter/Makefile freshclam/Makefile sigtool/Makefile clamconf/Makefile etc/Makefile test/Makefile unit_tests/Makefile clamdtop/Makefile clambc/Makefile Makefile clamav-config libclamav.pc platform.h docs/man/clamav-milter.8 docs/man/clamav-milter.conf.5 docs/man/clamconf.1 docs/man/clamd.8 docs/man/clamd.conf.5 docs/man/clamdscan.1 docs/man/clamscan.1 docs/man/freshclam.1 docs/man/freshclam.conf.5 docs/man/sigtool.1 docs/man/clamdtop.1 ]) if test "$enable_llvm" = "yes" && test "$subdirfailed" != "no"; then AC_MSG_ERROR([Failed to configure LLVM, and LLVM was explicitly requested]) fi AM_CONDITIONAL([ENABLE_LLVM], [test "$subdirfailed" != "yes" && test "$enable_llvm" != "no"]) no_recursion="yes"; AC_OUTPUT([libclamav/Makefile]) # Print a summary of what features we enabled AC_MSG_NOTICE([Summary of detected features follows]) cat <