1 files changed, 94 insertions, 53 deletions

diff --git a/configure.ac b/configure.ac
index 271a63a46..4c1a6589e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.518 2013/03/20 01:55:15 djm Exp $
+# $Id: configure.ac,v 1.536 2013/08/04 11:48:41 dtucker Exp $
 #
 # Copyright (c) 1999-2004 Damien Miller
 #
@@ -15,7 +15,7 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 AC_INIT([OpenSSH], [Portable], [openssh-unix-dev@mindrot.org])
-AC_REVISION($Revision: 1.518 $)
+AC_REVISION($Revision: 1.536 $)
 AC_CONFIG_SRCDIR([ssh.c])
 AC_LANG([C])
 
@@ -129,11 +129,16 @@ AC_ARG_WITH([stackprotect],
 
 
 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
+        OSSH_CHECK_CFLAG_COMPILE([-Qunused-arguments -Werror],
+            [-Qunused-arguments])
+        OSSH_CHECK_CFLAG_COMPILE([-Wunknown-warning-option -Werror],
+            [-Wno-unknown-warning-option])
         OSSH_CHECK_CFLAG_COMPILE([-Wall])
         OSSH_CHECK_CFLAG_COMPILE([-Wpointer-arith])
         OSSH_CHECK_CFLAG_COMPILE([-Wuninitialized])
         OSSH_CHECK_CFLAG_COMPILE([-Wsign-compare])
         OSSH_CHECK_CFLAG_COMPILE([-Wformat-security])
+        OSSH_CHECK_CFLAG_COMPILE([-Wsizeof-pointer-memaccess])
         OSSH_CHECK_CFLAG_COMPILE([-Wpointer-sign], [-Wno-pointer-sign])
         OSSH_CHECK_CFLAG_COMPILE([-Wunused-result], [-Wno-unused-result])
         OSSH_CHECK_CFLAG_COMPILE([-fno-strict-aliasing])
@@ -305,6 +310,7 @@ AC_CHECK_HEADERS([ \
         ia.h \
         iaf.h \
         limits.h \
+        locale.h \
         login.h \
         maillock.h \
         ndir.h \
@@ -343,7 +349,6 @@ AC_CHECK_HEADERS([ \
         sys/sysmacros.h \
         sys/time.h \
         sys/timers.h \
-        sys/un.h \
         time.h \
         tmpdir.h \
         ttyent.h \
@@ -381,6 +386,12 @@ AC_CHECK_HEADERS([sys/mount.h], [], [], [
 #include <sys/param.h>
 ])
 
+# Android requires sys/socket.h to be included before sys/un.h
+AC_CHECK_HEADERS([sys/un.h], [], [], [
+#include <sys/types.h>
+#include <sys/socket.h>
+])
+
 # Messages for features tested for in target-specific section
 SIA_MSG="no"
 SPC_MSG="no"
@@ -482,6 +493,10 @@ case "$host" in
         AC_DEFINE([PTY_ZEROREAD], [1], [read(1) can return 0 for a non-closed fd])
         AC_DEFINE([PLATFORM_SYS_DIR_UID], 2, [System dirs owned by bin (uid 2)])
         ;;
+*-*-android*)
+        AC_DEFINE([DISABLE_UTMP], [1], [Define if you don't want to use utmp])
+        AC_DEFINE([DISABLE_WTMP], [1], [Define if you don't want to use wtmp])
+        ;;
 *-*-cygwin*)
         check_for_libcrypt_later=1
         LIBS="$LIBS /usr/lib/textreadmode.o"
@@ -823,6 +838,7 @@ mips-sony-bsd|mips-sony-newsos4)
                         SP_MSG="yes" ], )
                 ],
         )
+        TEST_SHELL=$SHELL       # let configure find us a capable shell
         ;;
 *-*-sunos4*)
         CPPFLAGS="$CPPFLAGS -DSUNOS4"
@@ -866,6 +882,7 @@ mips-sony-bsd|mips-sony-newsos4)
         AC_DEFINE([BROKEN_SETREGID])
         AC_DEFINE([PASSWD_NEEDS_USERNAME], [1], [must supply username to passwd])
         AC_DEFINE([LOCKED_PASSWD_STRING], ["*LK*"])
+        TEST_SHELL=$SHELL       # let configure find us a capable shell
         ;;
 # UnixWare 7.x, OpenUNIX 8
 *-*-sysv5*)
@@ -877,10 +894,10 @@ mips-sony-bsd|mips-sony-newsos4)
         AC_DEFINE([BROKEN_SETREUID])
         AC_DEFINE([BROKEN_SETREGID])
         AC_DEFINE([PASSWD_NEEDS_USERNAME])
+        TEST_SHELL=$SHELL       # let configure find us a capable shell
         case "$host" in
         *-*-sysv5SCO_SV*)       # SCO OpenServer 6.x
                 maildir=/var/spool/mail
-                TEST_SHELL=/u95/bin/sh
                 AC_DEFINE([BROKEN_LIBIAF], [1],
                         [ia_uinfo routines not supported by OS yet])
                 AC_DEFINE([BROKEN_UPDWTMPX])
@@ -921,7 +938,7 @@ mips-sony-bsd|mips-sony-newsos4)
         AC_DEFINE([PASSWD_NEEDS_USERNAME])
         AC_CHECK_FUNCS([getluid setluid])
         MANTYPE=man
-        TEST_SHELL=ksh
+        TEST_SHELL=$SHELL       # let configure find us a capable shell
         SKIP_DISABLE_LASTLOG_DEFINE=yes
         ;;
 *-*-unicosmk*)
@@ -998,9 +1015,6 @@ mips-sony-bsd|mips-sony-newsos4)
 *-*-nto-qnx*)
         AC_DEFINE([USE_PIPES])
         AC_DEFINE([NO_X11_UNIX_SOCKETS])
-        AC_DEFINE([MISSING_NFDBITS], [1], [Define on *nto-qnx systems])
-        AC_DEFINE([MISSING_HOWMANY], [1], [Define on *nto-qnx systems])
-        AC_DEFINE([MISSING_FD_MASK], [1], [Define on *nto-qnx systems])
         AC_DEFINE([DISABLE_LASTLOG])
         AC_DEFINE([SSHD_ACQUIRES_CTTY])
         AC_DEFINE([BROKEN_SHADOW_EXPIRE], [1], [QNX shadow support is broken])
@@ -1021,7 +1035,6 @@ mips-sony-bsd|mips-sony-newsos4)
 
 *-*-lynxos)
         CFLAGS="$CFLAGS -D__NO_INCLUDE_WARN__"
-        AC_DEFINE([MISSING_HOWMANY])
         AC_DEFINE([BROKEN_SETVBUF], [1], [LynxOS has broken setvbuf() implementation])
         ;;
 esac
@@ -1144,6 +1157,7 @@ AC_ARG_WITH([zlib-version-check],
 AC_MSG_CHECKING([for possibly buggy zlib])
 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
 #include <stdio.h>
+#include <stdlib.h>
 #include <zlib.h>
         ]],
         [[
@@ -1193,12 +1207,13 @@ AC_CHECK_FUNCS([utimes],
 dnl    Checks for libutil functions
 AC_CHECK_HEADERS([bsd/libutil.h libutil.h])
 AC_SEARCH_LIBS([fmt_scaled], [util bsd])
+AC_SEARCH_LIBS([scan_scaled], [util bsd])
 AC_SEARCH_LIBS([login], [util bsd])
 AC_SEARCH_LIBS([logout], [util bsd])
 AC_SEARCH_LIBS([logwtmp], [util bsd])
 AC_SEARCH_LIBS([openpty], [util bsd])
 AC_SEARCH_LIBS([updwtmp], [util bsd])
-AC_CHECK_FUNCS([fmt_scaled login logout openpty updwtmp logwtmp])
+AC_CHECK_FUNCS([fmt_scaled scan_scaled login logout openpty updwtmp logwtmp])
 
 AC_FUNC_STRFTIME
 
@@ -1548,6 +1563,7 @@ AC_CHECK_FUNCS([ \
         clock \
         closefrom \
         dirfd \
+        endgrent \
         fchmod \
         fchown \
         freeaddrinfo \
@@ -1572,6 +1588,7 @@ AC_CHECK_FUNCS([ \
         inet_ntop \
         innetgr \
         login_getcapbool \
+        mblen \
         md5_crypt \
         memmove \
         mkdtemp \
@@ -1668,6 +1685,9 @@ const char *gai_strerror(int);
 AC_SEARCH_LIBS([nanosleep], [rt posix4], [AC_DEFINE([HAVE_NANOSLEEP], [1],
         [Some systems put nanosleep outside of libc])])
 
+AC_SEARCH_LIBS([clock_gettime], [rt],
+        [AC_DEFINE([HAVE_CLOCK_GETTIME], [1], [Have clock_gettime])])
+
 dnl Make sure prototypes are defined for these before using them.
 AC_CHECK_DECL([getrusage], [AC_CHECK_FUNCS([getrusage])])
 AC_CHECK_DECL([strsep],
@@ -1719,6 +1739,37 @@ AC_CHECK_DECLS([offsetof], , , [
 #include <stddef.h>
         ])
 
+# extra bits for select(2)
+AC_CHECK_DECLS([howmany, NFDBITS], [], [], [[
+#include <sys/param.h>
+#include <sys/types.h>
+#ifdef HAVE_SYS_SYSMACROS_H
+#include <sys/sysmacros.h>
+#endif
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
+#endif
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+        ]])
+AC_CHECK_TYPES([fd_mask], [], [], [[
+#include <sys/param.h>
+#include <sys/types.h>
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
+#endif
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+        ]])
+
 AC_CHECK_FUNCS([setresuid], [
         dnl Some platorms have setresuid that isn't implemented, test for this
         AC_MSG_CHECKING([if setresuid seems to work])
@@ -2367,6 +2418,8 @@ AC_LINK_IFELSE(
         ],
         [
                 AC_MSG_RESULT([no])
+                unsupported_algorithms="$unsupported_cipers \
+                   aes128-gcm@openssh.com aes256-gcm@openssh.com"
         ]
 )
 
@@ -2404,10 +2457,18 @@ fi
 if test "x$check_for_libcrypt_later" = "x1"; then
         AC_CHECK_LIB([crypt], [crypt], [LIBS="$LIBS -lcrypt"])
 fi
+AC_CHECK_FUNCS([crypt DES_crypt])
 
 # Search for SHA256 support in libc and/or OpenSSL
-AC_CHECK_FUNCS([SHA256_Update EVP_sha256], [TEST_SSH_SHA256=yes],
-    [TEST_SSH_SHA256=no])
+AC_CHECK_FUNCS([SHA256_Update EVP_sha256],
+    [TEST_SSH_SHA256=yes],
+    [TEST_SSH_SHA256=no
+     unsupported_algorithms="$unsupported_algorithms \
+        hmac-sha2-256 hmac-sha2-512 \
+        diffie-hellman-group-exchange-sha256 \
+        hmac-sha2-256-etm@openssh.com hmac-sha2-512-etm@openssh.com"
+     ]
+)
 AC_SUBST([TEST_SSH_SHA256])
 
 # Check complete ECC support in OpenSSL
@@ -2438,6 +2499,12 @@ AC_LINK_IFELSE(
                 AC_MSG_RESULT([no])
                 TEST_SSH_ECC=no
                 COMMENT_OUT_ECC="#no ecc#"
+                unsupported_algorithms="$unsupported_algorithms \
+                    ecdh-sha2-nistp256 ecdh-sha2-nistp384 ecdh-sha2-nistp521 \
+                    ecdsa-sha2-nistp256-cert-v01@openssh.com \
+                    ecdsa-sha2-nistp384-cert-v01@openssh.com \
+                    ecdsa-sha2-nistp521-cert-v01@openssh.com \
+                    ecdsa-sha2-nistp256 ecdsa-sha2-nistp384 ecdsa-sha2-nistp521"
         ]
 )
 AC_SUBST([TEST_SSH_ECC])
@@ -3325,9 +3392,16 @@ OSSH_CHECK_HEADER_FOR_FIELD([ut_time], [utmpx.h], [HAVE_TIME_IN_UTMPX])
 OSSH_CHECK_HEADER_FOR_FIELD([ut_tv], [utmpx.h], [HAVE_TV_IN_UTMPX])
 
 AC_CHECK_MEMBERS([struct stat.st_blksize])
+AC_CHECK_MEMBERS([struct passwd.pw_gecos, struct passwd.pw_class,
+struct passwd.pw_change, struct passwd.pw_expire],
+[], [], [[
+#include <sys/types.h>
+#include <pwd.h>
+]])
+
 AC_CHECK_MEMBER([struct __res_state.retrans], [], [AC_DEFINE([__res_state], [state],
         [Define if we don't have struct __res_state in resolv.h])],
-[
+[[
 #include <stdio.h>
 #if HAVE_SYS_TYPES_H
 # include <sys/types.h>
@@ -3335,7 +3409,7 @@ AC_CHECK_MEMBER([struct __res_state.retrans], [], [AC_DEFINE([__res_state], [sta
 #include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <resolv.h>
-])
+]])
 
 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
                 ac_cv_have_ss_family_in_struct_ss, [
@@ -3365,45 +3439,6 @@ if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
                 [Fields in struct sockaddr_storage])
 fi
 
-AC_CACHE_CHECK([for pw_class field in struct passwd],
-                ac_cv_have_pw_class_in_struct_passwd, [
-        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <pwd.h> ]],
-        [[ struct passwd p; p.pw_class = 0; ]])],
-        [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
-        [ ac_cv_have_pw_class_in_struct_passwd="no" 
-        ])
-])
-if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
-        AC_DEFINE([HAVE_PW_CLASS_IN_PASSWD], [1],
-                [Define if your password has a pw_class field])
-fi
-
-AC_CACHE_CHECK([for pw_expire field in struct passwd],
-                ac_cv_have_pw_expire_in_struct_passwd, [
-        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <pwd.h> ]],
-        [[ struct passwd p; p.pw_expire = 0; ]])],
-        [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
-        [ ac_cv_have_pw_expire_in_struct_passwd="no" 
-        ])
-])
-if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
-        AC_DEFINE([HAVE_PW_EXPIRE_IN_PASSWD], [1],
-                [Define if your password has a pw_expire field])
-fi
-
-AC_CACHE_CHECK([for pw_change field in struct passwd],
-                ac_cv_have_pw_change_in_struct_passwd, [
-        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <pwd.h> ]],
-        [[ struct passwd p; p.pw_change = 0; ]])],
-        [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
-        [ ac_cv_have_pw_change_in_struct_passwd="no" 
-        ])
-])
-if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
-        AC_DEFINE([HAVE_PW_CHANGE_IN_PASSWD], [1],
-                [Define if your password has a pw_change field])
-fi
-
 dnl make sure we're using the real structure members and not defines
 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
                 ac_cv_have_accrights_in_msghdr, [
@@ -3795,6 +3830,11 @@ AC_ARG_WITH([kerberos5],
 # include <gssapi/gssapi_generic.h>
 #endif
                 ]])
+                saved_LIBS="$LIBS"
+                LIBS="$LIBS $K5LIBS"
+                AC_CHECK_FUNCS([krb5_cc_new_unique krb5_get_error_message krb5_free_error_message])
+                LIBS="$saved_LIBS"
+
         fi
         ]
 )
@@ -4545,6 +4585,7 @@ else
 fi
 AC_CHECK_DECL([BROKEN_GETADDRINFO],  [TEST_SSH_IPV6=no])
 AC_SUBST([TEST_SSH_IPV6], [$TEST_SSH_IPV6])
+AC_SUBST([UNSUPPORTED_ALGORITHMS], [$unsupported_algorithms])
 
 AC_EXEEXT
 AC_CONFIG_FILES([Makefile buildpkg.sh opensshd.init openssh.xml \