X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/a74e9b64e20e92d70c2d17bd424b076113ff09dd..ccd01778c21e2fc83d9b0da282862828d4832757:/configure.ac diff --git a/configure.ac b/configure.ac index 02022a9f..af1f0321 100644 --- a/configure.ac +++ b/configure.ac @@ -90,6 +90,13 @@ AC_C_INLINE AC_CHECK_DECL(LLONG_MAX, have_llong_max=1, , [#include ]) +use_stack_protector=1 +AC_ARG_WITH(stackprotect, + [ --without-stackprotect Don't use compiler's stack protection], [ + if test "x$withval" = "xno"; then + use_stack_protector=0 + fi ]) + if test "$GCC" = "yes" || test "$GCC" = "egcs"; then CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wuninitialized" GCC_VER=`$CC -v 2>&1 | $AWK '/gcc version /{print $3}'` @@ -100,19 +107,60 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then no_attrib_nonnull=1 ;; 2.*) no_attrib_nonnull=1 ;; - 3.*) CFLAGS="$CFLAGS -Wsign-compare" ;; - 4.*) CFLAGS="$CFLAGS -Wsign-compare -Wno-pointer-sign" ;; + 3.*) CFLAGS="$CFLAGS -Wsign-compare -Wformat-security" ;; + 4.*) CFLAGS="$CFLAGS -Wsign-compare -Wno-pointer-sign -Wformat-security" ;; *) ;; esac - AC_MSG_CHECKING(if $CC understands -fstack-protector-all) + AC_MSG_CHECKING(if $CC accepts -fno-builtin-memset) saved_CFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -fstack-protector-all" - AC_TRY_COMPILE([], [ int main(void){return 0;} ], - [ AC_MSG_RESULT(yes) ], - [ AC_MSG_RESULT(no) - CFLAGS="$saved_CFLAGS" ] - ) + CFLAGS="$CFLAGS -fno-builtin-memset" + AC_LINK_IFELSE( [AC_LANG_SOURCE([[ +#include +int main(void){char b[10]; memset(b, 0, sizeof(b));} + ]])], + [ AC_MSG_RESULT(yes) ], + [ AC_MSG_RESULT(no) + CFLAGS="$saved_CFLAGS" ] +) + + # -fstack-protector-all doesn't always work for some GCC versions + # and/or platforms, so we test if we can. If it's not supported + # on a given platform gcc will emit a warning so we use -Werror. + if test "x$use_stack_protector" = "x1"; then + for t in -fstack-protector-all -fstack-protector; do + AC_MSG_CHECKING(if $CC supports $t) + saved_CFLAGS="$CFLAGS" + saved_LDFLAGS="$LDFLAGS" + CFLAGS="$CFLAGS $t -Werror" + LDFLAGS="$LDFLAGS $t -Werror" + AC_LINK_IFELSE( + [AC_LANG_SOURCE([ +#include +int main(void){char x[[256]]; snprintf(x, sizeof(x), "XXX"); return 0;} + ])], + [ AC_MSG_RESULT(yes) + CFLAGS="$saved_CFLAGS $t" + LDFLAGS="$saved_LDFLAGS $t" + AC_MSG_CHECKING(if $t works) + AC_RUN_IFELSE( + [AC_LANG_SOURCE([ +#include +int main(void){char x[[256]]; snprintf(x, sizeof(x), "XXX"); return 0;} + ])], + [ AC_MSG_RESULT(yes) + break ], + [ AC_MSG_RESULT(no) ], + [ AC_MSG_WARN([cross compiling: cannot test]) + break ] + ) + ], + [ AC_MSG_RESULT(no) ] + ) + CFLAGS="$saved_CFLAGS" + LDFLAGS="$saved_LDFLAGS" + done + fi if test -z "$have_llong_max"; then # retry LLONG_MAX with -std=gnu99, needed on some Linuxes @@ -240,6 +288,7 @@ AC_CHECK_HEADERS( \ sys/stream.h \ sys/stropts.h \ sys/strtio.h \ + sys/statvfs.h \ sys/sysmacros.h \ sys/time.h \ sys/timers.h \ @@ -276,6 +325,11 @@ AC_CHECK_HEADERS(login_cap.h, [], [], [ #include ]) +# older BSDs need sys/param.h before sys/mount.h +AC_CHECK_HEADERS(sys/mount.h, [], [], [ +#include +]) + # Messages for features tested for in target-specific section SIA_MSG="no" SPC_MSG="no" @@ -353,7 +407,7 @@ int main(void) { exit(0); } [], [#include ] ) - AC_CHECK_FUNCS(setauthdb) + AC_CHECK_FUNCS(getgrset setauthdb) AC_CHECK_DECL(F_CLOSEM, AC_DEFINE(HAVE_FCNTL_CLOSEM, 1, [Use F_CLOSEM fcntl for closefrom]), [], @@ -384,8 +438,6 @@ int main(void) { exit(0); } AC_DEFINE(USE_PIPES, 1, [Use PIPES instead of a socketpair()]) AC_DEFINE(DISABLE_SHADOW, 1, [Define if you want to disable shadow passwords]) - AC_DEFINE(IP_TOS_IS_BROKEN, 1, - [Define if your system choked on IP TOS setting]) AC_DEFINE(NO_X11_UNIX_SOCKETS, 1, [Define if X11 doesn't support AF_UNIX sockets on that system]) AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT, 1, @@ -394,9 +446,11 @@ int main(void) { exit(0); } AC_DEFINE(DISABLE_FD_PASSING, 1, [Define if your platform needs to skip post auth file descriptor passing]) + AC_DEFINE(SSH_IOBUFSZ, 65536, [Windows is sensitive to read buffer size]) ;; *-*-dgux*) - AC_DEFINE(IP_TOS_IS_BROKEN) + AC_DEFINE(IP_TOS_IS_BROKEN, 1, + [Define if your system choked on IP TOS setting]) AC_DEFINE(SETEUID_BREAKS_SETUID) AC_DEFINE(BROKEN_SETREUID) AC_DEFINE(BROKEN_SETREGID) @@ -427,6 +481,8 @@ main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16)) AC_CHECK_DECL(AU_IPv4, [], AC_DEFINE(AU_IPv4, 0, [System only supports IPv4 audit records]) [#include ] + AC_DEFINE(LASTLOG_WRITE_PUTUTXLINE, 1, + [Define if pututxline updates lastlog too]) ) ;; *-*-dragonfly*) @@ -511,11 +567,18 @@ main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16)) AC_DEFINE(WITH_ABBREV_NO_TTY) AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*") ;; +*-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) + check_for_libcrypt_later=1 + AC_DEFINE(PAM_TTY_KLUDGE) + AC_DEFINE(LOCKED_PASSWD_PREFIX, "!") + AC_DEFINE(SPT_TYPE,SPT_REUSEARGV) + AC_DEFINE(_PATH_BTMP, "/var/log/btmp", [log for bad login attempts]) + AC_DEFINE(USE_BTMP, 1, [Use btmp to log bad logins]) + ;; *-*-linux*) no_dev_ptmx=1 check_for_libcrypt_later=1 check_for_openpty_ctty_bug=1 - AC_DEFINE(DONT_TRY_OTHER_AF, 1, [Workaround more Linux IPv6 quirks]) AC_DEFINE(PAM_TTY_KLUDGE, 1, [Work around problematic Linux PAM modules handling of PAM_TTY]) AC_DEFINE(LOCKED_PASSWD_PREFIX, "!", @@ -526,6 +589,7 @@ main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16)) if it doesn't return EOPNOTSUPP.]) AC_DEFINE(_PATH_BTMP, "/var/log/btmp", [log for bad login attempts]) AC_DEFINE(USE_BTMP) + AC_DEFINE(LINUX_OOM_ADJUST, 1, [Adjust Linux out-of-memory killer]) inet6_default_4in6=yes case `uname -r` in 1.*|2.0.*) @@ -565,6 +629,7 @@ mips-sony-bsd|mips-sony-newsos4) AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way]) AC_CHECK_HEADER([net/if_tap.h], , AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support])) + AC_DEFINE(BROKEN_GLOB, 1, [FreeBSD glob does not do what we need]) ;; *-*-bsdi*) AC_DEFINE(SETEUID_BREAKS_SETUID) @@ -608,6 +673,7 @@ mips-sony-bsd|mips-sony-newsos4) after setsid()]) AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd in case the name is longer than 8 chars]) + AC_DEFINE(BROKEN_TCGETATTR_ICANON, 1, [tcgetattr with ICANON may hang]) external_path_file=/etc/default/login # hardwire lastlog location (can't detect it on some versions) conf_lastlog_location="/var/adm/lastlog" @@ -678,7 +744,6 @@ mips-sony-bsd|mips-sony-newsos4) ;; # UnixWare 7.x, OpenUNIX 8 *-*-sysv5*) - check_for_libcrypt_later=1 AC_DEFINE(UNIXWARE_LONG_PASSWORDS, 1, [Support passwords > 8 chars]) AC_DEFINE(USE_PIPES) AC_DEFINE(SETEUID_BREAKS_SETUID) @@ -691,8 +756,14 @@ mips-sony-bsd|mips-sony-newsos4) AC_DEFINE(BROKEN_LIBIAF, 1, [ia_uinfo routines not supported by OS yet]) AC_DEFINE(BROKEN_UPDWTMPX) + AC_CHECK_LIB(prot, getluid,[ LIBS="$LIBS -lprot" + AC_CHECK_FUNCS(getluid setluid,,,-lprot) + AC_DEFINE(HAVE_SECUREWARE) + AC_DEFINE(DISABLE_SHADOW) + ],,) ;; *) AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*") + check_for_libcrypt_later=1 ;; esac ;; @@ -791,6 +862,7 @@ mips-sony-bsd|mips-sony-newsos4) AC_DEFINE(SETEUID_BREAKS_SETUID) AC_DEFINE(BROKEN_SETREUID) AC_DEFINE(BROKEN_SETREGID) + AC_DEFINE(BROKEN_READV_COMPARISON, 1, [Can't do comparisons on readv]) ;; *-*-nto-qnx*) @@ -913,6 +985,7 @@ AC_ARG_WITH(zlib, fi ] ) +AC_CHECK_HEADER([zlib.h], ,AC_MSG_ERROR([*** zlib.h missing - please install first or check config.log ***])) AC_CHECK_LIB(z, deflate, , [ saved_CPPFLAGS="$CPPFLAGS" @@ -933,7 +1006,6 @@ AC_CHECK_LIB(z, deflate, , ) ] ) -AC_CHECK_HEADER([zlib.h], ,AC_MSG_ERROR([*** zlib.h missing - please install first or check config.log ***])) AC_ARG_WITH(zlib-version-check, [ --without-zlib-version-check Disable zlib version check], @@ -997,7 +1069,7 @@ dnl Checks for libutil functions AC_CHECK_HEADERS(libutil.h) AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN, 1, [Define if your libraries define login()])]) -AC_CHECK_FUNCS(logout updwtmp logwtmp) +AC_CHECK_FUNCS(fmt_scaled logout updwtmp logwtmp) AC_FUNC_STRFTIME @@ -1251,6 +1323,8 @@ AC_ARG_WITH(audit, dnl Checks for library functions. Please keep in alphabetical order AC_CHECK_FUNCS( \ arc4random \ + arc4random_buf \ + arc4random_uniform \ asprintf \ b64_ntop \ __b64_ntop \ @@ -1264,6 +1338,7 @@ AC_CHECK_FUNCS( \ fchmod \ fchown \ freeaddrinfo \ + fstatvfs \ futimes \ getaddrinfo \ getcwd \ @@ -1315,6 +1390,8 @@ AC_CHECK_FUNCS( \ sigvec \ snprintf \ socketpair \ + statfs \ + statvfs \ strdup \ strerror \ strlcat \ @@ -1447,6 +1524,8 @@ AC_CHECK_FUNCS(utmpname) dnl Checks for utmpx functions AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline ) AC_CHECK_FUNCS(setutxent utmpxname) +dnl Checks for lastlog functions +AC_CHECK_FUNCS(getlastlogxbyname) AC_CHECK_FUNC(daemon, [AC_DEFINE(HAVE_DAEMON, 1, [Define if your libraries define daemon()])], @@ -1544,6 +1623,11 @@ if test "x$ac_cv_func_getpeereid" != "xyes" -a "x$ac_cv_func_getpeerucred" != "x ) fi +AC_CHECK_DECL(SO_RDOMAIN, + AC_DEFINE(USE_ROUTINGDOMAIN, 1, [Enable rdomain/VRF support]), , + [#include + #include ]) + dnl see whether mkstemp() requires XXXXXX if test "x$ac_cv_func_mkdtemp" = "xyes" ; then AC_MSG_CHECKING([for (overly) strict mkstemp]) @@ -1819,6 +1903,8 @@ AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL, 1, LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}" fi CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}" + AC_CHECK_HEADER([openssl/opensslv.h], , + AC_MSG_ERROR([*** OpenSSL headers missing - please install first or check config.log ***])) AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL), [ AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***]) @@ -2003,6 +2089,23 @@ int main(void) { exit(EVP_aes_192_cbc() == NULL || EVP_aes_256_cbc() == NULL);} ] ) +AC_MSG_CHECKING([if EVP_DigestUpdate returns an int]) +AC_LINK_IFELSE( + [AC_LANG_SOURCE([[ +#include +#include +int main(void) { if(EVP_DigestUpdate(NULL, NULL,0)) exit(0); } + ]])], + [ + AC_MSG_RESULT(yes) + ], + [ + AC_MSG_RESULT(no) + AC_DEFINE(OPENSSL_EVP_DIGESTUPDATE_VOID, 1, + [Define if EVP_DigestUpdate returns void]) + ] +) + # Some systems want crypt() from libcrypt, *not* the version in OpenSSL, # because the system crypt() is more featureful. if test "x$check_for_libcrypt_before" = "x1"; then @@ -2608,8 +2711,20 @@ fi TYPE_SOCKLEN_T AC_CHECK_TYPES(sig_atomic_t,,,[#include ]) +AC_CHECK_TYPES([fsblkcnt_t, fsfilcnt_t],,,[ +#include +#ifdef HAVE_SYS_BITYPES_H +#include +#endif +#ifdef HAVE_SYS_STATFS_H +#include +#endif +#ifdef HAVE_SYS_STATVFS_H +#include +#endif +]) -AC_CHECK_TYPES(in_addr_t,,, +AC_CHECK_TYPES([in_addr_t, in_port_t],,, [#include #include ]) @@ -2756,6 +2871,15 @@ AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [ if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then AC_DEFINE(HAVE_STRUCT_IN6_ADDR, 1, [define if you have struct in6_addr data type]) + +dnl Now check for sin6_scope_id + AC_CHECK_MEMBERS([struct sockaddr_in6.sin6_scope_id],,, + [ +#ifdef HAVE_SYS_TYPES_H +#include +#endif +#include + ]) fi AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [ @@ -2970,6 +3094,42 @@ if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then file descriptor passing]) fi +AC_MSG_CHECKING(if struct statvfs.f_fsid is integral type) +AC_TRY_COMPILE([ +#include +#include +#ifdef HAVE_SYS_TIME_H +# include +#endif +#ifdef HAVE_SYS_MOUNT_H +#include +#endif +#ifdef HAVE_SYS_STATVFS_H +#include +#endif +], [struct statvfs s; s.f_fsid = 0;], +[ AC_MSG_RESULT(yes) ], +[ AC_MSG_RESULT(no) + + AC_MSG_CHECKING(if fsid_t has member val) + AC_TRY_COMPILE([ +#include +#include ], + [fsid_t t; t.val[0] = 0;], + [ AC_MSG_RESULT(yes) + AC_DEFINE(FSID_HAS_VAL, 1, fsid_t has member val) ], + [ AC_MSG_RESULT(no) ]) + + AC_MSG_CHECKING(if f_fsid has member __val) + AC_TRY_COMPILE([ +#include +#include ], + [fsid_t t; t.__val[0] = 0;], + [ AC_MSG_RESULT(yes) + AC_DEFINE(FSID_HAS___VAL, 1, fsid_t has member __val) ], + [ AC_MSG_RESULT(no) ]) +]) + AC_CACHE_CHECK([for msg_control field in struct msghdr], ac_cv_have_control_in_msghdr, [ AC_COMPILE_IFELSE( @@ -3141,11 +3301,18 @@ AC_ARG_WITH(opensc, [ --with-opensc[[=PFX]] Enable smartcard support using OpenSC (optionally in PATH)], [ if test "x$withval" != "xno" ; then - if test "x$withval" != "xyes" ; then - OPENSC_CONFIG=$withval/bin/opensc-config + AC_PATH_PROG(PKGCONFIG, pkg-config, no) + AC_MSG_CHECKING(how to get opensc config) + if test "x$withval" != "xyes" -a "x$PKGCONFIG" = "xno"; then + OPENSC_CONFIG="$withval/bin/opensc-config" + elif test -f "$withval/src/libopensc/libopensc.pc"; then + OPENSC_CONFIG="$PKGCONFIG $withval/src/libopensc/libopensc.pc" + elif test "x$PKGCONFIG" != "xno"; then + OPENSC_CONFIG="$PKGCONFIG libopensc" else - AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no) + AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no) fi + AC_MSG_RESULT($OPENSC_CONFIG) if test "$OPENSC_CONFIG" != "no"; then LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags` LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs` @@ -3170,12 +3337,30 @@ AC_SEARCH_LIBS(getrrsetbyname, resolv, AC_SEARCH_LIBS(res_query, resolv) AC_SEARCH_LIBS(dn_expand, resolv) AC_MSG_CHECKING(if res_query will link) - AC_TRY_LINK_FUNC(res_query, AC_MSG_RESULT(yes), + AC_LINK_IFELSE([ +#include "confdefs.h" +#include +#include +#include +#include +#include +int main() +{ + res_query (0, 0, 0, 0, 0); + return 0; +} + ], + AC_MSG_RESULT(yes), [AC_MSG_RESULT(no) saved_LIBS="$LIBS" LIBS="$LIBS -lresolv" AC_MSG_CHECKING(for res_query in -lresolv) AC_LINK_IFELSE([ +#include "confdefs.h" +#include +#include +#include +#include #include int main() { @@ -3183,8 +3368,7 @@ int main() return 0; } ], - [LIBS="$LIBS -lresolv" - AC_MSG_RESULT(yes)], + [AC_MSG_RESULT(yes)], [LIBS="$saved_LIBS" AC_MSG_RESULT(no)]) ]) @@ -3221,7 +3405,7 @@ int main() { return 0; } SELINUX_MSG="no" LIBSELINUX="" AC_ARG_WITH(selinux, - [ --with-selinux Enable SELinux support], + [ --with-selinux Enable SELinux support], [ if test "x$withval" != "xno" ; then save_LIBS="$LIBS" AC_DEFINE(WITH_SELINUX,1,[Define if you want SELinux support.]) @@ -3250,10 +3434,10 @@ AC_ARG_WITH(kerberos5, AC_DEFINE(KRB5, 1, [Define if you want Kerberos 5 support]) KRB5_MSG="yes" - AC_MSG_CHECKING(for krb5-config) - if test -x $KRB5ROOT/bin/krb5-config ; then - KRB5CONF=$KRB5ROOT/bin/krb5-config - AC_MSG_RESULT($KRB5CONF) + AC_PATH_PROG([KRB5CONF],[krb5-config], + [$KRB5ROOT/bin/krb5-config], + [$KRB5ROOT/bin:$PATH]) + if test -x $KRB5CONF ; then AC_MSG_CHECKING(for gssapi support) if $KRB5CONF | grep gssapi >/dev/null ; then @@ -3279,7 +3463,6 @@ AC_ARG_WITH(kerberos5, AC_MSG_RESULT(no) ) else - AC_MSG_RESULT(no) CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include" LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib" AC_MSG_CHECKING(whether we are using Heimdal) @@ -3298,12 +3481,12 @@ AC_ARG_WITH(kerberos5, ) AC_SEARCH_LIBS(dn_expand, resolv) - AC_CHECK_LIB(gssapi,gss_init_sec_context, + AC_CHECK_LIB(gssapi_krb5, gss_init_sec_context, [ AC_DEFINE(GSSAPI) - K5LIBS="-lgssapi $K5LIBS" ], - [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context, + K5LIBS="-lgssapi_krb5 $K5LIBS" ], + [ AC_CHECK_LIB(gssapi, gss_init_sec_context, [ AC_DEFINE(GSSAPI) - K5LIBS="-lgssapi_krb5 $K5LIBS" ], + K5LIBS="-lgssapi $K5LIBS" ], AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]), $K5LIBS) ], @@ -4002,6 +4185,13 @@ dnl Adding -Werror to CFLAGS early prevents configure tests from running. dnl Add now. CFLAGS="$CFLAGS $werror_flags" +if grep "#define BROKEN_GETADDRINFO 1" confdefs.h >/dev/null || \ + test "x$ac_cv_func_getaddrinfo" != "xyes" ; then + AC_SUBST(TEST_SSH_IPV6, no) +else + AC_SUBST(TEST_SSH_IPV6, yes) +fi + AC_EXEEXT AC_CONFIG_FILES([Makefile buildpkg.sh opensshd.init openssh.xml \ openbsd-compat/Makefile openbsd-compat/regress/Makefile \