X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=configure.ac;h=c68978d2083129ee7b48eef65ecbd3853ffb2320;hb=30fc903eb9a455182a41c99f307b67e93b08eafe;hp=db01a1460a5d2cb03a9b5a48fd94e1915b450cc7;hpb=5f7b5fb33b16a170fde12325150233f1bc014893;p=oweals%2Fgnunet.git diff --git a/configure.ac b/configure.ac index db01a1460..c68978d20 100644 --- a/configure.ac +++ b/configure.ac @@ -22,13 +22,13 @@ # AC_PREREQ(2.61) # Checks for programs. -AC_INIT([gnunet], [0.9.5a],[bug-gnunet@gnu.org]) +AC_INIT([gnunet], [0.9.5a], [bug-gnunet@gnu.org]) AC_CANONICAL_TARGET AC_CANONICAL_HOST AC_CANONICAL_SYSTEM -AM_INIT_AUTOMAKE([gnunet], [0.9.5a]) +AM_INIT_AUTOMAKE m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) AC_CONFIG_HEADERS([gnunet_config.h]) AH_TOP([#define _GNU_SOURCE 1]) @@ -43,10 +43,6 @@ AC_PROG_LN_S AC_PROG_MAKE_SET AM_PROG_CC_C_O LT_INIT([disable-static dlopen win32-dll]) -LT_CONFIG_LTDL_DIR([libltdl]) -LTDL_INIT -AC_SUBST(LTDLINCL) -AC_SUBST(LIBLTDL) AC_SUBST(MKDIR_P) # large file support @@ -158,7 +154,7 @@ linux*) LDFLAGS="$LDFLAGS -Wl,-no-undefined -Wl,--export-all-symbols" LIBS="$LIBS -lws2_32 -lplibc -lgnurx -lole32" CFLAGS="-mms-bitfields $CFLAGS" - CPPFLAGS="-D_WIN32_WINNT=0x0501 -DHAVE_STAT64=1 $CPPFLAGS" + CPPFLAGS="-D_WIN32_WINNT=0x0501 -DHAVE_STAT64=1 -D__USE_MINGW_ANSI_STDIO=1 $CPPFLAGS" build_target="mingw" AC_PROG_CXX LIBPREFIX=lib @@ -236,7 +232,7 @@ then *** You need libgcrypt to build this program. ** This library is for example available at *** ftp://ftp.gnupg.org/gcrypt/libgcrypt/ -*** (at least version $NEED_LIBGCRYPT_VERSION (API $NEED_LIBGCRYPT_API) +*** (at least version $NEED_LIBGCRYPT_VERSION (API $NEED_LIBGCRYPT_API) *** is required.) ***]]) fi @@ -300,10 +296,10 @@ AC_LANG_PUSH(C) LIBS="$LIBS $LIBGCRYPT_LIBS" CFLAGS="$CFLAGS $LIBGCRYPT_CFLAGS" AC_RUN_IFELSE( - [AC_LANG_PROGRAM([#include + [AC_LANG_PROGRAM([#include #include ], [[ gcry_md_hd_t mac; - + unsigned char data[] = { 0xbf, 0x16, 0x6e, 0x46, 0x3a, 0x6c, 0xf3, 0x93, 0xa7, 0x72, 0x11, 0xa1, 0xdc, 0x0b, 0x07, 0xdb, 0x1a, 0x5e, 0xd9, 0xb9, 0x81, 0xbe, 0xea, 0xe4, 0x31, 0x5f, 0x24, 0xff, 0xfe, 0x50, 0x8a, 0xde }; @@ -314,33 +310,33 @@ AC_RUN_IFELSE( 0xd, 0xba, 0x17, 0x7d, 0xd3, 0x10, 0xb1, 0x37, 0x41, 0x91, 0x7d, 0xeb, 0x1, 0x4d, 0x71, 0xe8, 0x59, 0x71, 0x42, 0x8e, 0xd6, 0xf3, 0x29, 0x3b, 0x90, 0xf2, 0xd1, 0xaf, 0x65, 0x1e, 0xb3}; - + if (!gcry_check_version (GCRYPT_VERSION)) { fprintf (stderr, "Version mismatch %s <-> %s \n", gcry_check_version (NULL), GCRYPT_VERSION); return 1; } - + gcry_control (GCRYCTL_DISABLE_SECMEM, 0); gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0); - + if (gcry_md_open(&mac, GCRY_MD_SHA512, GCRY_MD_FLAG_HMAC) != GPG_ERR_NO_ERROR) { fprintf (stderr, "gcry_md_open error\n"); return 2; } - + gcry_md_setkey (mac, key, sizeof (key)); gcry_md_write (mac, data, sizeof (data)); - + if (memcmp(gcry_md_read (mac, 0), result, gcry_md_get_algo_dlen (gcry_md_get_algo (mac))) != 0) { fprintf (stderr, "memcmp error\n"); return 3; } - + gcry_md_close (mac); - + return 0; ]])], [AC_MSG_RESULT([yes])], @@ -362,6 +358,50 @@ AC_RUN_IFELSE( AC_LANG_POP(C) fi # $build = $target +# check for bluetooth library +bluetooth=0 +AC_CHECK_LIB(bluetooth, ba2str,[AC_CHECK_HEADER([bluetooth/bluetooth.h],bluetooth=1)]) +if test "$bluetooth" = 1 +then + AM_CONDITIONAL(HAVE_LIBBLUETOOTH, true) + AC_DEFINE([HAVE_LIBBLUETOOTH],[1],[Have bluetooth library]) +else + AM_CONDITIONAL(HAVE_LIBBLUETOOTH, false) +fi +if test "$build_target" = "mingw" +then + bluetooth=1 +fi + +# check for libpulse(audio) library +pulse=0 +AC_CHECK_LIB(pulse,pa_stream_peek, + [AC_CHECK_HEADER([pulse/simple.h],pulse=1)]) +if test "$pulse" = 1 +then + AM_CONDITIONAL(HAVE_PULSE, true) + AC_DEFINE([HAVE_PULSE],[1],[Have libpulse(audio) library]) +else + AM_CONDITIONAL(HAVE_PULSE, false) +fi +if test "$build_target" = "mingw" +then + pulse=0 +fi + +# check for libopus(audio) library +opus=0 +AC_CHECK_LIB(opus,opus_decode_float, + [AC_CHECK_HEADER([opus/opus.h],opus=1)]) +if test "$opus" = 1 +then + AM_CONDITIONAL(HAVE_OPUS, true) + AC_DEFINE([HAVE_OPUS],[1],[Have libopus library]) +else + AM_CONDITIONAL(HAVE_OPUS, false) +fi + + # libcurl LIBCURL_CHECK_CONFIG(,7.21.3,curl=1,curl=0) if test "$curl" = 1 @@ -385,7 +425,7 @@ if test "$libidn" != "no"; then fi AC_CHECK_HEADER(idna.h, AC_CHECK_LIB(idn, stringprep_check_version, - [libidn=yes LIBS="${LIBS} -lidn"], + [libidn=yes LIBS="${LIBS} -lidn"], AC_MSG_FAILURE([GNUnet requires libidn])), AC_MSG_FAILURE([GNUnet requires libidn])) fi @@ -397,7 +437,7 @@ LIBS=$SAVE_LIBS AC_CHECK_HEADERS([glpk.h],[glpk=true],[gplk=false]) # GLPK must support glpk_init_env, version >= 4.43 -AC_CHECK_LIB([glpk],[glp_init_env],,[gplk=false]) +AC_CHECK_LIB([glpk],[glp_init_env],,[gplk=false]) # GLPK must support atm MLP presolving, version >= 4.32 AC_CHECK_MEMBERS(glp_iocp.presolve,,[gplk=false],[[#include ]]) if test x$gplk = xfalse @@ -409,19 +449,7 @@ else AC_DEFINE([HAVE_LIBGLPK],[1],[Have GLPK]) fi -# test for glib -# Minimum required version for glibtop is 2.6.0 -AM_PATH_GLIB_2_0(2.6.0, [glib2=true] , [glib2=false] ,) -if test x$glib2 = xfalse -then - AM_CONDITIONAL(HAVE_GLIB2, false) - AC_MSG_WARN([GNUnet requires GLIB >= 2.6.0]) -else - AM_CONDITIONAL(HAVE_GLIB2, true) - AC_DEFINE([HAVE_GLIB2],[1],[Have glib2]) - LIBS="$LIBS $GLIB_LIBS" - CFLAGS="$CFLAGS $GLIB_CFLAGS" -fi + AC_CHECK_HEADERS([nss.h],[nss=true],[nss=false]) if test x$nss = xfalse @@ -473,6 +501,43 @@ fi # restore LIBS LIBS=$SAVE_LIBS +# Check for libltdl header (#2999) +ltdl=0 +AC_MSG_CHECKING(for libltdl) +AC_ARG_WITH(ltdl, + [ --with-ltdl=PFX base of libltdl installation], + [AC_MSG_RESULT([$with_ltdl]) + case $with_ltdl in + no) + ;; + yes) + AC_CHECK_HEADERS(ltdl.h, + AC_CHECK_LIB([ltdl], [lt_dlopenext], + ltdl=1)) + ;; + *) + LDFLAGS="-L$with_ltdl/lib $LDFLAGS" + CPPFLAGS="-I$with_ltdl/include $CPPFLAGS" + AC_CHECK_HEADERS(ltdl.h, + AC_CHECK_LIB([ltdl], [lt_dlopenext], + EXT_LIB_PATH="-L$with_ltdl/lib $EXT_LIB_PATH" + ltdl=1)) + ;; + esac + ], + [AC_MSG_RESULT([--with-ltdl not specified]) + AC_CHECK_HEADERS(ltdl.h, + AC_CHECK_LIB([ltdl], [lt_dlopenext], + ltdl=1))]) +if test x$ltdl = x1 +then + AC_MSG_RESULT([libltdl found]) +else + AC_MSG_ERROR([GNUnet requires libltdl (from GNU libtool), try installing libltdl-dev]) +fi +# restore LIBS +LIBS=$SAVE_LIBS + # test for libunistring gl_LIBUNISTRING if test $HAVE_LIBUNISTRING != yes; then @@ -493,6 +558,8 @@ AC_HEADER_STDC # Check for headers that are ALWAYS required AC_CHECK_HEADERS([fcntl.h math.h errno.h ctype.h limits.h stdio.h stdlib.h string.h unistd.h stdarg.h signal.h locale.h sys/stat.h sys/types.h],,AC_MSG_ERROR([Compiling GNUnet requires standard UNIX headers files])) + + # Checks for headers that are only required on some systems or opional (and where we do NOT abort if they are not there) AC_CHECK_HEADERS([malloc.h malloc/malloc.h langinfo.h sys/param.h sys/mount.h sys/statvfs.h sys/select.h sockLib.h sys/mman.h sys/msg.h sys/vfs.h arpa/inet.h fcntl.h libintl.h netdb.h netinet/in.h netinet/in_systm.h netinet/ip.h sys/ioctl.h sys/socket.h sys/time.h unistd.h kstat.h sys/sysinfo.h kvm.h sys/file.h sys/resource.h ifaddrs.h mach/mach.h stddef.h sys/timeb.h terminos.h argz.h ucred.h endian.h sys/endian.h execinfo.h]) @@ -696,12 +763,12 @@ AC_ARG_WITH(microhttpd, AC_CHECK_HEADERS([microhttpd.h], AC_CHECK_DECL(MHD_OPTION_PER_IP_CONNECTION_LIMIT, AC_CHECK_LIB([microhttpd], [MHD_start_daemon], - [AC_MSG_CHECKING([for libmicrohttpd >= 0.9.18]) - AC_RUN_IFELSE([ + [AC_MSG_CHECKING([for libmicrohttpd >= 0.9.31]) + AC_RUN_IFELSE([AC_LANG_SOURCE([ #include "$native_srcdir/src/include/platform.h" #include - int main () { return MHD_VERSION >= 0x0091200 ? 0 : 1; } - ], [ + int main () { return MHD_VERSION >= 0x0093002 ? 0 : 1; } + ])], [ AC_MSG_RESULT(ok) lmhd=1],[AC_MSG_RESULT(failed)],lmhd=1)]), [],[#include "$native_srcdir/src/include/platform.h" @@ -715,12 +782,12 @@ AC_ARG_WITH(microhttpd, AC_CHECK_DECL(MHD_OPTION_PER_IP_CONNECTION_LIMIT, AC_CHECK_LIB([microhttpd], [MHD_start_daemon], EXT_LIB_PATH="-L$with_microhttpd/lib $EXT_LIB_PATH" - [AC_MSG_CHECKING([for libmicrohttpd >= 0.9.18]) - AC_RUN_IFELSE([ + [AC_MSG_CHECKING([for libmicrohttpd >= 0.9.31]) + AC_RUN_IFELSE([AC_LANG_SOURCE([ #include "$native_srcdir/src/include/platform.h" #include - int main () { return MHD_VERSION >= 0x0091200 ? 0 : 1; } - ], [ + int main () { return MHD_VERSION >= 0x0093002 ? 0 : 1; } + ])], [ AC_MSG_RESULT(ok) lmhd=1],[AC_MSG_RESULT(failed)],lmhd=1)]), [],[#include "$native_srcdir/src/include/platform.h" @@ -733,12 +800,12 @@ AC_ARG_WITH(microhttpd, AC_CHECK_HEADERS([microhttpd.h], AC_CHECK_DECL(MHD_OPTION_PER_IP_CONNECTION_LIMIT, AC_CHECK_LIB([microhttpd], [MHD_start_daemon], - [AC_MSG_CHECKING([for libmicrohttpd >= 0.9.18]) - AC_RUN_IFELSE([ + [AC_MSG_CHECKING([for libmicrohttpd >= 0.9.31]) + AC_RUN_IFELSE([AC_LANG_SOURCE([ #include "$native_srcdir/src/include/platform.h" #include - int main () { return MHD_VERSION >= 0x0091200 ? 0 : 1; } - ], [ + int main () { return MHD_VERSION >= 0x0093002 ? 0 : 1; } + ])], [ AC_MSG_RESULT(ok) lmhd=1],[AC_MSG_RESULT(failed)],lmhd=1)]), [],[#include "$native_srcdir/src/include/platform.h" @@ -834,7 +901,7 @@ then AC_DEFINE([FRAMEWORK_BUILD], 1, [Build a Mac OS X Framework]) GN_INTLINCL='-I$(top_srcdir)/src/intlemu' GN_LIBINTL='$(top_builddir)/src/intlemu/libintlemu.la -framework CoreFoundation' - AC_LIB_APPENDTOVAR([CPPFLAGS], [$GN_INTLINCL]) + AC_LIB_APPENDTOVAR([CPPFLAGS], [$GN_INTLINCL]) fi GN_LIB_LDFLAGS="-export-dynamic -no-undefined" @@ -969,22 +1036,21 @@ AC_DEFINE_UNQUOTED([HAVE_GNUTLS], $gnutls, [We have gnutls]) # Test if we are building for superMUC -AC_MSG_CHECKING(if testbed should use IBM LoadLeveler to run on SuperMUC) -AC_ARG_ENABLE([ll], - [AS_HELP_STRING([--enable-ll], - [build GNUnet testbed for use with IBM LoadLeveler for running testbed on - SuperMUC (default is NO)])], - [if test "x$enable_ll" = "xno" +AC_MSG_CHECKING(if GNUnet is being configured to run on the SuperMUC) +AC_ARG_ENABLE([supermuc], + [AS_HELP_STRING([--enable-supermuc], + [build GNUnet with support to run on the SuperMUC (default is NO)])], + [if test "x$enable_supermuc" = "xno" then - ll=0 + supermuc=0 else - ll=1 + supermuc=1 fi], - [ll=0 - enable_ll=no]) -AC_MSG_RESULT($enable_ll) -AM_CONDITIONAL([ENABLE_LL], [test "x$ll" = "x1"]) -AC_DEFINE_UNQUOTED([ENABLE_LL], [$ll], [Build with LL support]) + [supermuc=0 + enable_supermuc=no]) +AC_MSG_RESULT($enable_SUPERMUC) +AM_CONDITIONAL([ENABLE_SUPERMUC], [test "x$supermuc" = "x1"]) +AC_DEFINE_UNQUOTED([ENABLE_SUPERMUC], [$supermuc], [Build with support for SuperMUC]) # Check if NSE has to send timestamp information to testbed logger for # generating histogram of messages received @@ -1027,7 +1093,7 @@ AC_MSG_RESULT($enable_monkey) AM_CONDITIONAL([ENABLE_MONKEY], [test "x$enable_monkey" = "xyes"]) if test "x$enable_monkey" = "xyes" then - MONKEYPREFIX="monkey" + MONKEYPREFIX="pathologist -d $(eval echo ${datarootdir}/gnunet/gnunet.sqlite) -p 30 --" else MONKEYPREFIX="" fi @@ -1067,6 +1133,15 @@ AC_ARG_ENABLE([benchmarks], AC_MSG_RESULT($enable_benchmarks) AM_CONDITIONAL([HAVE_BENCHMARKS], [test "x$enable_benchmarks" = "xyes"]) +# should gnunet-testing be compiled +AC_MSG_CHECKING(wether to compile gnunet-testing) +AC_ARG_ENABLE([testing], + [AS_HELP_STRING([--disable-testing], [do not build gnunet-testing])], + [enable_testing=${enableval}], + [enable_testing=yes]) +AC_MSG_RESULT($enable_testing) +AM_CONDITIONAL([HAVE_TESTING], [test "x$enable_testing" = "xyes"]) + # should experimental code be compiled (code that may not yet compile)? AC_MSG_CHECKING(whether to compile experimental code) AC_ARG_ENABLE([experimental], @@ -1182,7 +1257,7 @@ AC_LINK_IFELSE( else AC_MSG_CHECKING(whether to enable windows workarounds) - AC_ARG_ENABLE([windows_workarounds], + AC_ARG_ENABLE([windows_workarounds], [AS_HELP_STRING([--enable-windows_workarounds], [enable workarounds used on Windows (only useful for test cases)])], [enable_workarounds=${enableval}], [enable_workarounds=no]) @@ -1198,10 +1273,10 @@ AC_DEFINE_UNQUOTED([ENABLE_WINDOWS_WORKAROUNDS], $workarounds, [enable workaroun # gcov compilation AC_MSG_CHECKING(whether to compile with support for code coverage analysis) -AC_ARG_ENABLE([coverage], +AC_ARG_ENABLE([coverage], AS_HELP_STRING([--enable-coverage], [compile the library with code coverage support]), - [use_gcov=${enableval}], + [use_gcov=${enableval}], [use_gcov=no]) AC_MSG_RESULT($use_gcov) AM_CONDITIONAL([USE_COVERAGE], [test "x$use_gcov" = "xyes"]) @@ -1228,24 +1303,28 @@ else AC_DEFINE_UNQUOTED(VCS_VERSION, ["svn-`svnversion -n`"], [repository svn version]) fi -AC_CONFIG_FILES([ +AC_CONFIG_FILES([ Makefile contrib/Makefile doc/Makefile doc/man/Makefile +doc/doxygen/Makefile m4/Makefile -po/Makefile.in +po/Makefile.in src/Makefile src/arm/Makefile src/arm/arm.conf src/ats/Makefile src/ats/ats.conf src/ats-tool/Makefile +src/ats-tests/Makefile src/block/Makefile src/core/Makefile src/core/core.conf src/consensus/Makefile src/consensus/consensus.conf +src/conversation/Makefile +src/conversation/conversation.conf src/datacache/Makefile src/datastore/Makefile src/datastore/datastore.conf @@ -1255,6 +1334,7 @@ src/dns/Makefile src/dns/dns.conf src/dv/Makefile src/dv/dv.conf +src/env/Makefile src/exit/Makefile src/experimentation/Makefile src/experimentation/experimentation.conf @@ -1264,15 +1344,21 @@ src/fs/fs.conf src/gns/Makefile src/gns/gns.conf src/gns/nss/Makefile +src/gnsrecord/Makefile src/hello/Makefile +src/identity/Makefile +src/identity/identity.conf src/include/Makefile src/include/gnunet_directories.h +src/integration-tests/Makefile src/hostlist/Makefile -src/lockmanager/Makefile -src/lockmanager/lockmanager.conf src/mesh/Makefile src/mesh/mesh.conf +src/multicast/Makefile +src/multicast/multicast.conf src/mysql/Makefile +src/namecache/Makefile +src/namecache/namecache.conf src/namestore/Makefile src/namestore/namestore.conf src/nat/Makefile @@ -1282,14 +1368,21 @@ src/peerinfo/Makefile src/peerinfo/peerinfo.conf src/peerinfo-tool/Makefile src/postgres/Makefile +src/psyc/Makefile +src/psyc/psyc.conf +src/psycstore/Makefile +src/psycstore/psycstore.conf src/pt/Makefile src/regex/Makefile src/regex/regex.conf +src/revocation/Makefile +src/revocation/revocation.conf +src/scalarproduct/Makefile +src/scalarproduct/scalarproduct.conf src/set/Makefile src/set/set.conf src/statistics/Makefile src/statistics/statistics.conf -src/stream/Makefile src/template/Makefile src/testbed/Makefile src/testbed/testbed.conf @@ -1302,33 +1395,43 @@ src/util/Makefile src/util/resolver.conf src/vpn/Makefile src/vpn/vpn.conf -src/integration-tests/Makefile pkgconfig/Makefile -pkgconfig/gnunetats.pc pkgconfig/gnunetarm.pc +pkgconfig/gnunetats.pc pkgconfig/gnunetblock.pc +pkgconfig/gnunetconsensus.pc +pkgconfig/gnunetconversation.pc pkgconfig/gnunetcore.pc pkgconfig/gnunetdatacache.pc pkgconfig/gnunetdatastore.pc pkgconfig/gnunetdht.pc pkgconfig/gnunetdns.pc pkgconfig/gnunetdnsparser.pc +pkgconfig/gnunetdnsstub.pc pkgconfig/gnunetdv.pc +pkgconfig/gnunetenv.pc pkgconfig/gnunetfragmentation.pc pkgconfig/gnunetfs.pc pkgconfig/gnunetgns.pc pkgconfig/gnunethello.pc -pkgconfig/gnunetlockmanager.pc +pkgconfig/gnunetidentity.pc pkgconfig/gnunetmesh.pc +pkgconfig/gnunetmicrophone.pc +pkgconfig/gnunetmulticast.pc pkgconfig/gnunetmysql.pc pkgconfig/gnunetnamestore.pc pkgconfig/gnunetnat.pc pkgconfig/gnunetnse.pc pkgconfig/gnunetpeerinfo.pc pkgconfig/gnunetpostgres.pc +pkgconfig/gnunetpsyc.pc +pkgconfig/gnunetpsycstore.pc pkgconfig/gnunetregex.pc +pkgconfig/gnunetrevocation.pc +pkgconfig/gnunetscalarproduct.pc +pkgconfig/gnunetset.pc +pkgconfig/gnunetspeaker.pc pkgconfig/gnunetstatistics.pc -pkgconfig/gnunetstream.pc pkgconfig/gnunettestbed.pc pkgconfig/gnunettesting.pc pkgconfig/gnunettransport.pc @@ -1358,6 +1461,12 @@ then AC_MSG_NOTICE([NOTICE: libcurl not found. http client support will not be compiled.]) fi +# bluetooth +if test "x$bluetooth" = "x0" +then + AC_MSG_NOTICE([NOTICE: bluetooth library not found. bluetooth support will not be compiled.]) +fi + #gnutls if test x$gnutls != xtrue then @@ -1370,11 +1479,24 @@ then AC_MSG_NOTICE([NOTICE: opening ports for gnunet-java bindings by default.]) fi +# MHD if test "x$lmhd" != "x1" then AC_MSG_NOTICE([NOTICE: libmicrohttpd not found, http transport will not be installed.]) fi +# Pulse Audio +if test "x$pulse" != "x1" +then + AC_MSG_NOTICE([NOTICE: libpulse(audio) not found, conversation will not be built.]) +fi + +# Opus +if test "x$opus" != "x1" +then + AC_MSG_NOTICE([NOTICE: libopus not found, conversation will not be built.]) +fi + AC_MSG_NOTICE([NOTICE: Database support is set to MySQL: $mysql, SQLite: $sqlite, Postgres: $postgres]) if test "$enable_framework_build" = "yes" @@ -1400,7 +1522,7 @@ Make sure that '/var/lib/gnunet' is owned (and writable) by user After that, run (if necessary as 'root') make install -to install everything. +to install everything. Each GNUnet user should be added to the 'gnunet' group (may require fresh login to come into effect): @@ -1408,8 +1530,8 @@ require fresh login to come into effect): (run the above command as root once for each of your users, replacing "$USERNAME" with the respective login names). If you have a global IP address, no further configuration is required. - -Optionally, download and compile gnunet-gtk to get a GUI for + +Optionally, download and compile gnunet-gtk to get a GUI for file-sharing and configuration. This is particularly recommended if your network setup is non-trivial, as gnunet-setup can be used to test in the GUI if your network configuration is working.