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pcg |
1.1 |
dnl Process this file with autoconf to produce a configure script. |
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AC_PREREQ(2.57) |
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AC_INIT(src/vped.C) |
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AC_CANONICAL_TARGET |
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pcg |
1.7 |
AM_INIT_AUTOMAKE(vpe, 1.0) |
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pcg |
1.1 |
AM_CONFIG_HEADER(config.h) |
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AM_MAINTAINER_MODE |
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AH_TOP([ |
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#ifndef CONFIG_H__ |
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#define CONFIG_H__ |
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#ifdef __cplusplus |
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using namespace std; |
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#endif |
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]) |
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AH_BOTTOM([ |
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#if __CYGWIN__ |
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typedef unsigned char u8; |
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typedef unsigned short u16; |
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typedef unsigned int u32; |
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#else |
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#include <inttypes.h> |
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/* old modula-2 habits */ |
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typedef unsigned char u8; |
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typedef uint16_t u16; |
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typedef uint32_t u32; |
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#endif |
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#endif |
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]) |
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dnl Include the macros from the m4/ directory |
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AM_ACLOCAL_INCLUDE(m4) |
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AM_GNU_GETTEXT([external]) |
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AM_GNU_GETTEXT_VERSION(0.11.5) |
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# Enable GNU extensions. |
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# Define this here, not in acconfig's @TOP@ section, since definitions |
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# in the latter don't make it into the configure-time tests. |
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AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions]) |
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AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions]) |
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ALL_LINGUAS="" |
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dnl Checks for programs. |
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AC_PROG_CC |
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AC_PROG_CPP |
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AC_PROG_CXX |
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AC_PROG_GCC_TRADITIONAL |
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AC_PROG_AWK |
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AC_PROG_INSTALL |
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AC_PROG_LN_S |
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AC_PROG_MAKE_SET |
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AC_PROG_RANLIB |
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AC_ISC_POSIX |
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pcg |
1.8 |
AC_ARG_ENABLE(iftype, |
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[AC_HELP_STRING(--enable-iftype[=TYPE/SUBTYPE], [ |
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Use kernel/net device interface TYPE/SUBTYPE. |
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Working combinations are: |
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"native/linux" "tincd/linux"; |
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Untested combinations are: |
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"tincd/freebsd" "tincd/netbsd" "tincd/darwin" "tincd/solaris" |
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"tincd/openbsd" "tincd/netbsd" "tincd/cygwin"; |
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Broken combinations are: |
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"native/cygwin"; |
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The default is autodetected. |
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])], |
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[ |
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IFTYPE=`echo $enableval | sed s%/.*%%` |
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IFSUBTYPE=`echo $enableval | sed s%.*/%%` |
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] |
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) |
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pcg |
1.1 |
dnl Check and set OS |
85 |
pcg |
1.8 |
AC_MSG_CHECKING(for kernel networking interface type) |
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pcg |
1.1 |
|
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pcg |
1.8 |
if test "x$IFTYPE" = "x"; then |
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case $target_os in |
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*linux*) |
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IFTYPE=native |
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IFSUBTYPE=linux |
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AC_DEFINE(HAVE_LINUX, 1, [Linux]) |
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;; |
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*freebsd*) |
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IFTYPE=tincd |
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IFSUBTYPE=freebsd |
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AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD]) |
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;; |
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*darwin*) |
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IFTYPE=tincd |
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IFSUBTYPE=darwin |
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AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)]) |
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;; |
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*solaris*) |
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IFTYPE=tincd |
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IFSUBTYPE=solaris |
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AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS]) |
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;; |
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*openbsd*) |
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IFTYPE=tincd |
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IFSUBTYPE=openbsd |
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AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD]) |
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;; |
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*netbsd*) |
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IFTYPE=tincd |
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IFSUBTYPE=netbsd |
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AC_DEFINE(HAVE_NETBSD, 1, [NetBSD]) |
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;; |
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*cygwin*) |
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IFTYPE=tincd |
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IFSUBTYPE=cygwin |
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AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin]) |
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;; |
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*) |
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AC_MSG_ERROR("Unknown operating system.") |
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;; |
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esac |
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fi |
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AC_MSG_RESULT($IFTYPE/$IFSUBTYPE) |
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AC_SUBST(IFTYPE,$IFTYPE) |
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AC_SUBST(IFSUBTYPE,$IFSUBTYPE) |
132 |
pcg |
1.1 |
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AC_CACHE_SAVE |
134 |
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dnl Checks for libraries. |
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AC_LANG(C++) |
138 |
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AC_CHECK_HEADERS(ext/hash_map) |
139 |
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140 |
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dnl Checks for header files. |
141 |
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AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h malloc.h stdint.h strings.h syslog.h unistd.h \ |
142 |
pcg |
1.8 |
sys/file.h sys/ioctl.h sys/param.h sys/time.h netinet/in_systm.h cygwin.h arpa/inet.h netinet/in.h]) |
143 |
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AC_CHECK_HEADERS([net/ethernet.h net/if.h netinet/ip.h netinet/tcp.h netinet/in_systm.h], [], [], |
144 |
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[ |
145 |
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#include <sys/types.h> |
146 |
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#include <sys/socket.h> |
147 |
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#ifdef HAVE_NETINET_IN_H |
148 |
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# include <netinet/in.h> |
149 |
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#endif |
150 |
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#ifdef HAVE_ARPA_INET_H |
151 |
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# include <arpa/inet.h> |
152 |
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#endif |
153 |
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#ifdef HAVE_NETINET_IN_SYSTM_H |
154 |
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# include <netinet/in_systm.h> |
155 |
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#endif |
156 |
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]) |
157 |
pcg |
1.1 |
|
158 |
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dnl Checks for typedefs, structures, and compiler characteristics. |
159 |
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AC_C_CONST |
160 |
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AC_TYPE_PID_T |
161 |
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AC_TYPE_SIZE_T |
162 |
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AC_HEADER_TIME |
163 |
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AC_STRUCT_TM |
164 |
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165 |
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AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t, |
166 |
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[ |
167 |
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AC_TRY_COMPILE( |
168 |
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[#include <sys/types.h> |
169 |
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#include <sys/socket.h>], |
170 |
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[socklen_t len = 42; return len;], |
171 |
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ac_cv_type_socklen_t=yes, |
172 |
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ac_cv_type_socklen_t=no) |
173 |
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]) |
174 |
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if test $ac_cv_type_socklen_t = yes; then |
175 |
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AC_DEFINE(HAVE_SOCKLEN_T, 1, [socklen_t available]) |
176 |
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fi |
177 |
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178 |
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AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo, |
179 |
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[ |
180 |
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AC_TRY_COMPILE( |
181 |
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[#include <sys/types.h> |
182 |
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#include <sys/socket.h> |
183 |
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#include <netdb.h>], |
184 |
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[struct addrinfo ai; ai.ai_family = AF_INET; return ai.ai_family;], |
185 |
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ac_cv_struct_addrinfo=yes, |
186 |
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ac_cv_struct_addrinfo=no) |
187 |
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]) |
188 |
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if test $ac_cv_struct_addrinfo = yes; then |
189 |
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AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available]) |
190 |
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fi |
191 |
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192 |
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dnl Checks for library functions. |
193 |
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AC_TYPE_SIGNAL |
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195 |
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AC_LANG_PUSH(C) |
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197 |
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AC_HEADER_STDC |
198 |
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199 |
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AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall) |
200 |
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201 |
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AC_FUNC_ALLOCA |
202 |
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203 |
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dnl Support for SunOS |
204 |
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205 |
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AC_CHECK_FUNC(socket, [], [ |
206 |
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AC_CHECK_LIB(socket, connect) |
207 |
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]) |
208 |
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AC_CHECK_FUNC(gethostbyname, [], [ |
209 |
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AC_CHECK_LIB(nsl, gethostbyname) |
210 |
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]) |
211 |
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212 |
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AC_LANG_POP |
213 |
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214 |
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dnl AC_CHECK_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo]) |
215 |
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216 |
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AC_CACHE_SAVE |
217 |
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218 |
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dnl These are defined in files in m4/ |
219 |
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tinc_TUNTAP |
220 |
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tinc_OPENSSL |
221 |
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dnl tinc_ZLIB |
222 |
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223 |
pcg |
1.5 |
AC_ARG_ENABLE(rohc, |
224 |
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[AC_HELP_STRING(--enable-rohc, [enable robust header compression (rfc3095).])], |
225 |
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[ |
226 |
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echo |
227 |
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echo "**********************************************************************" |
228 |
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echo "**********************************************************************" |
229 |
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echo "**** --enable-rohc not yet implemented *******************************" |
230 |
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echo "**********************************************************************" |
231 |
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echo "**** uuh sorry, I am such an ass, but I didn't find any rfc3095 (ROHC)" |
232 |
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echo "**** implementation to be used in GPL code on the web." |
233 |
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echo "**** so this option is just a fake. Please implement one and send it" |
234 |
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echo "**** to me ;)" |
235 |
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echo "**********************************************************************" |
236 |
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echo "**********************************************************************" |
237 |
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echo "**********************************************************************" |
238 |
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echo "**********************************************************************" |
239 |
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echo |
240 |
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] |
241 |
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) |
242 |
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243 |
pcg |
1.4 |
AC_ARG_ENABLE(icmp, |
244 |
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[AC_HELP_STRING(--enable-icmp, [enable icmp protocol support.])], |
245 |
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AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.]) |
246 |
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) |
247 |
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248 |
pcg |
1.2 |
AC_ARG_ENABLE(tcp, |
249 |
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[AC_HELP_STRING(--enable-tcp, [enable tcp protocol support.])], |
250 |
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AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.]) |
251 |
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) |
252 |
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253 |
pcg |
1.3 |
AC_ARG_ENABLE(http-proxy, |
254 |
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[AC_HELP_STRING(--enable-http-proxy, [enable http proxy connect support.])], |
255 |
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AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.]) |
256 |
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) |
257 |
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258 |
pcg |
1.1 |
HMAC=16 dnl see also the AC_HELP_STRING |
259 |
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AC_ARG_ENABLE(hmac-length, |
260 |
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[AC_HELP_STRING(--enable-hmac-length=BYTES, [use a hmac of length BYTES bytes (default 16). Allowed values are 4, 8, 12, 16.])], |
261 |
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HMAC=$enableval |
262 |
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) |
263 |
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AC_DEFINE_UNQUOTED(HMACLENGTH, $HMAC, [Size of HMAC in each packet in bytes.]) |
264 |
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265 |
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RAND=8 dnl see also the AC_HELP_STRING |
266 |
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AC_ARG_ENABLE(rand-length, |
267 |
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[AC_HELP_STRING(--enable-rand-length=BYTES, [use BYTES bytes of extra randomness (default 8). Allowed values are 0, 4, 8.])], |
268 |
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RAND=$enableval |
269 |
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) |
270 |
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AC_DEFINE_UNQUOTED(RAND_SIZE, $RAND, [Add this many bytes of randomness to each packet.]) |
271 |
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272 |
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MTU=1500 dnl see also the AC_HELP_STRING |
273 |
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AC_ARG_ENABLE(mtu, |
274 |
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[AC_HELP_STRING(--enable-max-mtu=BYTES, enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)], |
275 |
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MTU=$enableval |
276 |
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) |
277 |
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AC_DEFINE_UNQUOTED(MAX_MTU, $MTU + 14, [Maximum MTU supported.]) |
278 |
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279 |
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COMPRESS=1 |
280 |
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AC_ARG_ENABLE(compression, |
281 |
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[AC_HELP_STRING(--disable-compression, Disable compression support.)], |
282 |
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if test "x$enableval" = xno; then |
283 |
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COMPRESS=0 |
284 |
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fi |
285 |
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) |
286 |
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AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.]) |
287 |
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288 |
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CIPHER=bf_cbc |
289 |
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AC_ARG_ENABLE(cipher, |
290 |
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[AC_HELP_STRING(--enable-cipher, [ |
291 |
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Select the symmetric cipher (default "bf"). Must be one of |
292 |
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"bf" (blowfish), "aes-128", "aes-192" or "aes-256".])], |
293 |
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if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi |
294 |
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if test "x$enableval" = xaes-128; then CIPHER=aes_128_cbc; fi |
295 |
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if test "x$enableval" = xaes-192; then CIPHER=aes_192_cbc; fi |
296 |
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if test "x$enableval" = xaes-256; then CIPHER=aes_256_cbc; fi |
297 |
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) |
298 |
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AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.]) |
299 |
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|
300 |
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DIGEST=sha1 |
301 |
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AC_ARG_ENABLE(digest, |
302 |
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[AC_HELP_STRING(--enable-digest, [ |
303 |
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Select the digets algorithm to use (default "sha1"). Must be one of |
304 |
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"sha1", "ripemd160", "md4" or "md5".])], |
305 |
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if test "x$enableval" = xsha1 ; then DIGEST=sha1 ; fi |
306 |
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if test "x$enableval" = xripemd160; then DIGEST=ripemd160; fi |
307 |
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if test "x$enableval" = xmd4 ; then DIGEST=md4 ; fi |
308 |
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if test "x$enableval" = xmd5 ; then DIGEST=md5 ; fi |
309 |
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) |
310 |
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AC_DEFINE_UNQUOTED(ENABLE_DIGEST, EVP_${DIGEST}, [Select the digest algorithm to use.]) |
311 |
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|
312 |
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if $CXX -v --help 2>&1 | grep -q fno-rtti; then |
313 |
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CXXFLAGS="$CXXFLAGS -fno-rtti" |
314 |
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fi |
315 |
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|
316 |
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if $CXX -v --help 2>&1 | grep -q fexceptions; then |
317 |
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CXXFLAGS="$CXXFLAGS -fno-exceptions" |
318 |
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fi |
319 |
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|
320 |
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if $CXX -v --help 2>&1 | grep -q ffunction-sections; then |
321 |
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CXXFLAGS="$CXXFLAGS -ffunction-sections" |
322 |
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fi |
323 |
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|
324 |
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if $LD -v --help 2>&1 | grep -q gc-sections; then |
325 |
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LDFLAGS="$LDFLAGS -Wl,--gc-sections" |
326 |
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fi |
327 |
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328 |
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AC_CONFIG_COMMANDS_POST([ |
329 |
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|
330 |
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echo |
331 |
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echo "***" |
332 |
|
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echo "*** Configuration Summary" |
333 |
|
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echo "***" |
334 |
pcg |
1.8 |
echo "*** Kernel Iface: $IFTYPE/$IFSUBTYPE" |
335 |
pcg |
1.1 |
echo "*** Cipher used: $CIPHER" |
336 |
|
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echo "*** Digest used: $DIGEST" |
337 |
|
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echo "*** HMAC length: $HMAC" |
338 |
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echo "*** RAND used: $RAND" |
339 |
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echo "*** Max. MTU: $MTU" |
340 |
|
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echo "*** Compression: $COMPRESS" |
341 |
|
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echo "***" |
342 |
pcg |
1.8 |
|
343 |
|
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if test "x$DIGEST" = xmd4; then |
344 |
|
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echo "*** WARNING" |
345 |
|
|
echo "*** The digest you have chosen ($DIGEST) is known to be insecure" |
346 |
|
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echo "***" |
347 |
|
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fi |
348 |
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|
349 |
pcg |
1.1 |
echo |
350 |
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|
351 |
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]) |
352 |
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|
353 |
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AC_SUBST(INCLUDES) |
354 |
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355 |
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AC_OUTPUT(Makefile po/Makefile.in |
356 |
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src/Makefile |
357 |
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doc/Makefile |
358 |
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lib/Makefile |
359 |
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m4/Makefile |
360 |
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) |