dnl $Id$ AC_PREREQ([2.69]) dnl Set version info here! AC_INIT([tcpreplay],[4.4.4],[https://github.com/appneta/tcpreplay/issues],[tcpreplay],[http://tcpreplay.sourceforge.net/]) AC_CONFIG_SRCDIR([src/tcpreplay.c]) AC_CONFIG_HEADERS([src/config.h]) AC_CONFIG_AUX_DIR(config) AM_MAINTAINER_MODE([enable]) AM_WITH_DMALLOC dnl People building from GitHub need the same version of Autogen as I'm using dnl or specify --disable-local-libopts to force using the locally-installed dnl copy of libopts rather than the source in the `./libopts/` directory. MAINTAINER_AUTOGEN_VERSION=5.18.16 AC_CONFIG_MACRO_DIR([m4]) TCPREPLAY_VERSION=$PACKAGE_VERSION dnl Release is only used for the RPM spec file TCPREPLAY_RELEASE=1 AC_SUBST(TCPREPLAY_VERSION) AC_SUBST(TCPREPLAY_RELEASE) dnl Determine OS AC_CANONICAL_BUILD AC_CANONICAL_HOST AC_CANONICAL_TARGET AC_SUBST(host) AC_SUBST(build) AC_SUBST(target) CROSS_ARCH= CROSS_LD= build_arch=$(echo $MACHTYPE | cut -d'-' -f1) if test "$cross_compiling" = "yes" ; then CROSS_ARCH="ARCH=$host_cpu" CROSS_LD="LD=$LD" fi AC_SUBST(CROSS_ARCH) AC_SUBST(CROSS_LD) dnl =========================== dnl Check OS X SDK and compiler dnl =========================== AC_ARG_WITH([macos-sdk], [AS_HELP_STRING([--with-macos-sdk=VER], [Specify the macOS SDK version to use.])] ) case "$host_os" in darwin*) # Mac OS X or iOS # If no --with-macos-sdk option is given, look for the latestq SDK # The intent is that for "most" Mac-based developers, a suitable # SDK will be found automatically without any configure options. # For developers with a current Xcode, the lowest-numbered SDK # higher than or equal to the minimum required should be found. # To find a list of available version run `xcodebuild -showsdks` MULTIARCH=${host_cpu}-${host_os} unset MACOSX_SDK_PATH AC_MSG_CHECKING([what macOS compiler to use]) if test -n "$with_macos_sdk"; then MACOSX_SDK_PATH=$(xcrun --sdk macosx${with_macos_sdk} --show-sdk-path 2> /dev/null) if test -z "$MACOSX_SDK_PATH" ; then AC_MSG_ERROR([could not find SDK ${with_macos_sdk} for macos-${MULTIARCH}]) fi else MACOSX_SDK_PATH=$(xcrun --show-sdk-path 2> /dev/null) if test -z "$MACOSX_SDK_PATH" ; then dnl could not find a default SDK - search likely SDK versions for _macos_sdk_major in $(seq 15 -1 10); do for _macos_sdk_minor in $(seq 20 -1 0); do _macos_sdk_version=$_macos_sdk_major.$_macos_sdk_minor MACOSX_SDK_PATH=$(xcrun --sdk macosx${_macos_sdk_version} --show-sdk-path 2> /dev/null) if test -d "$_macos_sdk_path" ; then break 2 fi done done dnl could not find a default SDK - search disk for the latest SDK if test -z "$MACOSX_SDK_PATH"; then for _macos_sdk_major in $(seq 15 -1 10); do for _macos_sdk_minor in $(seq 20 -1 0); do _macos_sdk_version=$_macos_sdk_major.$_macos_sdk_minor MACOSX_SDK_PATH=$(xcode-select -print-path)/Platforms/MacOSX.platform/Developer/SDKs/MacOSX${_macos_sdk_version}.sdk if test -d "$MACOSX_SDK_PATH"; then break 2 fi MACOSX_SDK_PATH=$(xcode-select -print-path)/SDKs/MacOSX${_macos_sdk_version}.sdk if test -d "$MACOSX_SDK_PATH"; then break 2 fi done done fi fi fi if test -d "$MACOSX_SDK_PATH"; then CC="$(xcrun -find clang) -m64 -isysroot $MACOSX_SDK_PATH" INSTALL_NAME_TOOL=$(xcrun -find install_name_tool) AR=$(xcrun -find ar) NM=$(xcrun -find nm) STRIP=$(xcrun -find strip) LIBTOOL=$(xcrun -find libtool) RANLIB=$(xcrun -find ranlib) AC_MSG_RESULT([${MACOSX_SDK_PATH}]) else AC_MSG_RESULT([legacy]) fi ;; Linux*) dnl ============================================ dnl Some libraries are in /usr/lib/i386-linux-gnu dnl but host is i686-linux-gnu dnl ============================================ MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH) 2> /dev/null || ${host_cpu}-${host_os} ;; *) MULTIARCH=${host_cpu}-${host_os} ;; esac AC_SUBST(MACOSX_SDK_PATH) AC_SUBST(LIBTOOL) # Note that the OS X libtool command is unrelated to GNU libtool dnl ============================================ dnl PF_RING library option dnl ============================================ AC_ARG_WITH(pfring-lib, AS_HELP_STRING([--with-pfring-lib], [Use a specific PF_RING static library when using PF_RING libpcap.]) [ Usage: --with-pfring-lib= e. g.: --with-pfring-lib=/usr/lib/libpfring_zc_x86_64.a ], ,) have_cygwin=no AC_MSG_CHECKING([for cygwin development environment]) if test $(echo $target | grep -c cygwin) -gt 0 ; then AC_DEFINE([HAVE_WIN32], [1], [Windows/Cygwin]) AC_MSG_RESULT(yes) have_cygwin=yes else AC_MSG_RESULT(no) fi AM_INIT_AUTOMAKE([1.15 foreign subdir-objects -Wall -Wno-override]) m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) dnl Checks for programs. AM_PROG_AR AC_PROG_INSTALL LT_INIT AC_PROG_CC AC_PROG_CXX AC_PROG_CPP AC_PROG_LN_S LT_INIT AC_PROG_AWK AC_PROG_SED AC_PROG_MAKE_SET AC_EXEEXT AC_PATH_PROG(PRINTF, printf) AC_PATH_PROG(ECHO, echo) AC_PATH_PROG(CUT, cut) AC_PATH_PROG(AUTOGEN, autogen) AC_PATH_PROG(GROFF, groff) AC_PATH_PROG(depmod, depmod, /sbin/depmod, $PATH:/sbin) AC_PATH_PROG(insmod, insmod, /sbin/insmod, $PATH:/sbin) AC_PATH_PROG(rmmod, rmmod, /sbin/rmmod, $PATH:/sbin) dnl tcpreplay has (so far) been relying on leading-edge autogen. dnl Therefore, by default: dnl - use the version we ship with dnl - do not install it dnl - build a static copy (AC_DISABLE_SHARED - implicitly done earlier) case "${enable_local_libopts+set}" in set) ;; *) enable_local_libopts=yes ;; esac case "${enable_libopts_install+set}" in set) ;; *) enable_libopts_install=no ;; esac dnl check autogen version AUTOGEN_VERSION="unknown - man pages will not be built" if test -n "${AUTOGEN}" ; then AC_MSG_CHECKING(for autogen version >= ${MAINTAINER_AUTOGEN_VERSION}) AUTOGEN_VERSION=$(${AUTOGEN} -v | ${CUT} -d' ' -f 4) AUTOGEN_MAJOR=$(echo ${AUTOGEN_VERSION} | ${CUT} -d '.' -f 1) AUTOGEN_MINOR=$(echo ${AUTOGEN_VERSION} | ${CUT} -d '.' -f 2) AUTOGEN_BUILD=$(echo ${AUTOGEN_VERSION} | ${CUT} -d '.' -f 3) if test -z "$AUTOGEN_BUILD"; then AUTOGEN_BUILD=0 fi if (test ${AUTOGEN_MAJOR} -eq 5 && test ${AUTOGEN_MINOR} -eq 18 && test ${AUTOGEN_BUILD} -lt 4) || (test ${AUTOGEN_MAJOR} -eq 5 && test ${AUTOGEN_MINOR} -lt 18) || test ${AUTOGEN_MAJOR} -lt 5 ; then AC_MSG_RESULT(no) if test ! "x$enable_local_libopts" = "xyes"; then AC_MSG_ERROR([${AUTOGEN} is too old (${AUTOGEN_VERSION}) for building from source code. Upgrade to 5.18.4 or higher]) fi AUTOGEN_VERSION="${AUTOGEN_VERSION} - downlevel" else AC_MSG_RESULT(yes) fi dnl Compare the installed version with the maintainer version if building from GitHub and not using system libopts if test ! -f src/tcpreplay_opts.c && test "x$enable_local_libopts" = "xyes" ; then if test $MAINTAINER_AUTOGEN_VERSION != $AUTOGEN_VERSION ; then AC_MSG_ERROR([Your version of autogen ($AUTOGEN_VERSION) != libopts tear off ($MAINTAINER_AUTOGEN_VERSION) Either install the correct version or specify --disable-local-libopts]) fi fi else if test ! -f src/tcpreplay_opts.c ; then AC_MSG_ERROR([Please install GNU autogen $MAINTAINER_AUTOGEN_VERSION or higher if you are building from GitHub. To avoid this message download source from https://github.com/appneta/tcpreplay/releases/latest]) fi fi AC_DEFINE([AUTOGEN_VERSION], [${AUTOGEN_VERSION}], [What version of autogen is installed on this system]) if test "x$enable_local_libopts" = "xyes" ; then AC_MSG_NOTICE([Using included libopts tearoff]) else AC_MSG_NOTICE([Using system libopts]) fi AC_PROG_EGREP AC_HEADER_MAJOR dnl Checks for typedefs, structures, and compiler characteristics. AC_CHECK_HEADER_STDBOOL AC_C_INLINE AC_TYPE_INT16_T AC_TYPE_INT32_T AC_TYPE_INT64_T AC_TYPE_INT8_T AC_TYPE_OFF_T AC_TYPE_PID_T AC_TYPE_SIZE_T AC_TYPE_SSIZE_T AC_TYPE_UINT16_T AC_TYPE_UINT32_T AC_TYPE_UINT64_T AC_TYPE_UINT8_T AC_CHECK_HEADERS_ONCE([sys/time.h]) AC_C_CONST AC_C_INLINE AC_SYS_LARGEFILE dnl Check for functions AC_FUNC_FSEEKO dnl Check for types. AC_CHECK_TYPE(u_int8_t, uint8_t) AC_CHECK_TYPE(u_int16_t, uint16_t) AC_CHECK_TYPE(u_int32_t, uint32_t) AC_CHECK_TYPE(u_int64_t, uint64_t) dnl OS X SDK 10.11 throws lots of unnecessary macro warnings wno_format="" wno_macro_redefined="" case $host in *-apple-darwin*) AC_MSG_CHECKING(for $CC -Wno-macro-redefined) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -Wno-macro-redefined -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include int main(int argc, char *argv[]) { return(0); }]])], [ AC_MSG_RESULT(yes) wno_macro_redefined="-Wno-macro-redefined" ], [ AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for $CC -Wno-format) CFLAGS="$OLD_CFLAGS $wno_macro_redefined" CFLAGS="$CFLAGS -Wno-format -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include int main(int argc, char *argv[]) { return(0); }]])], [ AC_MSG_RESULT(yes) wno_format="-Wno-format" ], [ AC_MSG_RESULT(no) ]) CFLAGS="$OLD_CFLAGS $wno_format" ;; esac dnl Older versions of GCC don't support these options AC_MSG_CHECKING(for $CC -Wextra support) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -Wextra -Werror" wextra="" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include int main(int argc, char *argv[]) { return(0); }]])], [ AC_MSG_RESULT(yes) wextra="-Wextra" ], [ AC_MSG_RESULT(no) ]) CFLAGS="$OLD_CFLAGS $wextra" AC_MSG_CHECKING(for $CC -Wno-variadic-macros support) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -Wno-variadic-macros -Werror" wno_variadic_macros="" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include int main(int argc, char *argv[]) { return(0); }]])], [ AC_MSG_RESULT(yes) wno_variadic_macros="-Wno-variadic-macros" ], [ AC_MSG_RESULT(no) ]) CFLAGS="$OLD_CFLAGS $wno_variadic_macros" AC_MSG_CHECKING(for $CC -Wfatal-errors support) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -Wfatal-errors -Werror" wfatal_errors="" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include int main(int argc, char *argv[]) { return(0); }]])], [ AC_MSG_RESULT(yes) wfatal_errors="-Wfatal-errors" ], [ AC_MSG_RESULT(no) ]) CFLAGS="$OLD_CFLAGS $wfatal_errors" AC_MSG_CHECKING(for $CC -Wno-format-contains-nul support) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -Wno-format-contains-nul -Werror" wno_format_contains_nul="" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include int main(int argc, char *argv[]) { return(0); }]])], [ AC_MSG_RESULT(yes) wno_format_contains_nul="-Wno-format-contains-nul" ], [ AC_MSG_RESULT(no) ]) CFLAGS="$OLD_CFLAGS $wno_format_contains_nul" dnl Check for other header files AC_CHECK_HEADERS([fcntl.h stddef.h sys/socket.h arpa/inet.h sys/time.h]) AC_CHECK_HEADERS([signal.h string.h strings.h sys/types.h stdint.h sys/select.h]) AC_CHECK_HEADERS([netinet/in.h netinet/in_systm.h poll.h sys/poll.h unistd.h sys/param.h]) AC_CHECK_HEADERS([inttypes.h libintl.h sys/file.h sys/ioctl.h sys/systeminfo.h]) AC_CHECK_HEADERS([sys/io.h architecture/i386/pio.h sched.h fts.h]) AC_HEADER_STDBOOL dnl OpenBSD has special requirements AC_CHECK_HEADERS([sys/sysctl.h net/route.h], [], [], [ [#if HAVE_SYS_PARAM_H #include #endif #if HAVE_SYS_TYPES_H #include #endif #if HAVE_SYS_SOCKET_H #include #endif ]]) dnl Checks for libraries. AC_CHECK_LIB(socket, socket) AC_CHECK_LIB(nsl, gethostbyname) AC_CHECK_LIB(rt, nanosleep) AC_CHECK_LIB(resolv, resolv) dnl Checks for library functions. AC_FUNC_FORK AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK AC_FUNC_MEMCMP AC_FUNC_VPRINTF AC_FUNC_MKTIME AC_FUNC_MMAP AC_CHECK_MEMBERS([struct timeval.tv_sec]) AC_CHECK_FUNCS([alarm atexit bzero dup2 gethostbyname getpagesize gettimeofday]) AC_CHECK_FUNCS([ctime inet_ntoa memmove memset munmap pow putenv realpath]) AC_CHECK_FUNCS([regcomp strdup select socket strcasecmp strchr strcspn strdup]) AC_CHECK_FUNCS([strerror strtol strncpy strtoull poll ntohll mmap snprintf]) AC_CHECK_FUNCS([vsnprintf strsignal strpbrk strrchr strspn strstr strtoul]) AC_CHECK_FUNCS([ioperm]) dnl Look for strlcpy since some BSD's have it AC_CHECK_FUNCS([strlcpy],have_strlcpy=true,have_strlcpy=false) AM_CONDITIONAL(SYSTEM_STRLCPY, [test x$have_strlcpy = xtrue]) AC_C_BIGENDIAN AM_CONDITIONAL([WORDS_BIGENDIAN], [ test x$ac_cv_c_bigendian = xyes ]) AC_ARG_ENABLE([asan], AS_HELP_STRING([--enable-asan],[Enable Address Sanitizer support])) if test "x$enable_asan" = "xyes"; then build_asan=yes AC_CHECK_LIB([asan], [__asan_report_error], , [AC_MSG_ERROR([libasan.so not found, this is required for --enable-asan])]) CFLAGS="${CFLAGS} -O1 -g -fsanitize=address -fno-omit-frame-pointer" dnl -lasan always need to be the first library LDFLAGS="-fsanitize=address ${LDFLAGS}" else build_asan=no fi AC_SUBST(build_asan) AC_ARG_ENABLE([tsan], AS_HELP_STRING([--enable-tsan],[Enable Thread Sanitizer support])) if test "x$enable_tsan" = "xyes"; then build_tsan=yes CFLAGS="${CFLAGS} -O1 -g -fsanitize=thread -fno-omit-frame-pointer" dnl -ltsan always need to be the first library LDFLAGS="-fsanitize=thread ${LDFLAGS}" else build_tsan=no fi AC_SUBST(build_tsan) if test "$build_asan" = "yes" -a "$build_tsan" = "yes" ; then AC_MSG_ERROR([--enable-asan and --eanble-tsan are mutually exclusive]) fi dnl Enable debugging in code/compiler options debug=no debug_flag=NDEBUG debug_run_time_flag= AC_ARG_ENABLE(debug, AS_HELP_STRING([--enable-debug],[Enable debugging code and support for the -d option]), [ if test x$enableval = xyes; then debug=yes dnl replace '-0X' and add '-g' flags changequote({,}) CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9s]*//g'` changequote([,]) CFLAGS="${CFLAGS} -g -O0 -Wall $wextra $wfatal_errors $wno_variadic_macros $wno_format_contains_nul $wno_format" # We may also want to add: # -Wformat-security -Wswitch-default -Wunused-paramter -Wpadded" debug_flag=DEBUG debug_run_time_flag=--dbug=1 AC_DEFINE([DEBUG], [1], [Enable debugging code and support for the -d option]) fi]) AC_SUBST(debug_flag) AC_SUBST(debug_run_time_flag) dnl Enable extra debugging in code/compiler options - may slow down performance extra_debug=no extra_debug_flag=NEXTRA_DBUG AC_ARG_ENABLE(extra-debug, AS_HELP_STRING([--enable-extra-debug],[Enable additional debugging code (may affect performance)]), [ if test x$enableval = xyes; then extra_debug=yes extra_debug_flag=EXTRA_DEBUG AC_DEFINE([EXTRA_DEBUG], [1], [Enable additional debugging code (may affect performance)]) fi]) AC_SUBST(extra_debug_flag) dnl Enable timestamp_trace in code/compiler options timestamp_trace=no AC_ARG_ENABLE(timestamp-trace, AS_HELP_STRING([--timestamp-trace],[Enable dumping of trace timestamps at the end of a test]), [ if test x$enableval = xyes; then timestamp_trace=yes CFLAGS="${CFLAGS} -DTIMESTAMP_TRACE" AC_DEFINE([TIMESTAMP_TRACE], [1], [Enable dumping of trace timestamps at the end of a test]) fi]) AC_SUBST(timestamp_trace_flag) AC_ARG_ENABLE(dmalloc, AS_HELP_STRING([--enable-dmalloc],[Enable linking to dmalloc for better memory debugging]), [ if test x$enableval = xyes ; then dmalloc=yes AC_DEFINE([ENABLE_DMALLOC], [1], [Enable dmalloc]) AC_DEFINE([DMALLOC_FUNC_CHECK], [1], [Enable dmalloc function arg checking]) CFLAGS="${CFLAGS} -I/opt/local/include" DMALLOC_LIB="/opt/local/lib/libdmalloc.a" AC_SUBST(DMALLOC_LIB) fi]) AC_ARG_ENABLE(pedantic, AS_HELP_STRING([--enable-pedantic],[Enable gcc's -pedantic option]), [ if test x$enableval = xyes; then CFLAGS="$CFLAGS -pedantic" fi ]) dnl Enable Efense AC_ARG_ENABLE(efence, AS_HELP_STRING([--enable-efence],[Enable Electric Fence memory debugger]), [ if test x$enableval = xyes; then CFLAGS="$CFLAGS -lefence" AC_DEFINE([EFENCE], [1], [Enable Electric Fence memory debugger]) fi]) dnl Enable Gprof AC_ARG_ENABLE(gprof, AS_HELP_STRING([--enable-gprof],[Enable GNU Profiler]), [ if test x$enableval = xyes; then if test $debug = yes; then CFLAGS="$CFLAGS -pg" else # GPROF requires gdb CFLAGS="$CFLAGS -ggdb -pg -fprofile-arcs" fi AC_DEFINE([GPROF], [1], [Enable GNU Profiler]) fi]) dnl Enable libpcap auto discovery via pcap-config enable_pcap_config=no AC_ARG_ENABLE(pcapconfig, AS_HELP_STRING([--enable-pcapconfig],[Enable automatic libpcap config, reverting to system scanning]), [ if test $enableval = yes; then enable_pcap_config=yes AC_MSG_NOTICE([Enabling libpcap discovery via pcap_config]) else enable_pcap_config=no AC_MSG_NOTICE([Disabling libpcap discovery via pcap_config]) fi ], [ AC_MSG_NOTICE([Bypassing libpcap discovery via pcap_config]) ]) dnl Use 64bits for packet counters use64bit_counters=yes AC_ARG_ENABLE(64bits, AS_HELP_STRING([--disable-64bits],[Do not use 64bit packet counters]), [ AC_MSG_NOTICE([Using u_int32_t for packet counters]) ], [ AC_DEFINE([ENABLE_64BITS], [1], [Use 64bit packet counters]) AC_MSG_NOTICE([Using u_int64_t for packet counters]) ]) # If we're running gcc add '-D_U_="__attribute__((unused))"' to CFLAGS as well, # so we can use _U_ to flag unused function arguments and not get warnings # about them. Otherwise, add '-D_U_=""', so that _U_ used to flag an unused # function argument will compile with non-GCC compilers. # if test "x$GCC" = "xyes" ; then CFLAGS="-D_U_=\"__attribute__((unused))\" $CFLAGS" else CFLAGS="-D_U_=\"\" $CFLAGS" fi AC_ARG_ENABLE(force-bpf, AS_HELP_STRING([--enable-force-bpf],[Force using BPF for sending packets]), [ AC_DEFINE([FORCE_INJECT_BPF], [1], [Force using BPF for sending packet])]) AC_ARG_ENABLE(force-pf, AS_HELP_STRING([--enable-force-pf],[Force using Linux's PF_PACKET for sending packets]), [ AC_DEFINE([FORCE_INJECT_PF], [1], [Force using Linux's PF_PACKET for sending packets])]) AC_ARG_ENABLE(force-libdnet, AS_HELP_STRING([--enable-force-libdnet],[Force using libdnet for sending packets]), [ AC_DEFINE([FORCE_INJECT_LIBDNET], [1], [Force using libdnet for sending packets])]) AC_ARG_ENABLE(force-inject, AS_HELP_STRING([--enable-force-inject],[Force using libpcap's pcap_inject() for sending packets]), [ AC_DEFINE([FORCE_INJECT_PCAP_INJECT],[1], [Force using libpcap's pcap_inject() for sending packets])]) AC_ARG_ENABLE(force-sendpacket, AS_HELP_STRING([--enable-force-sendpacket],[Force using libpcap's pcap_sendpacket() for sending packets]), [ AC_DEFINE([FORCE_INJECT_PCAP_SENDPACKET], [1], [Force using libpcap's pcap_sendpacket() for sending packets])]) dnl Static link libraries static_link=no dynamic_link=yes AC_ARG_ENABLE(static-link, AS_HELP_STRING([--enable-static-link],[Use static libraries ( .a or .A.tbd ) - default no]), [ if test $enableval = yes; then static_link=yes dynamic_link=no fi ]) dnl Dynamic link libraries AC_ARG_ENABLE(dynamic-link, AS_HELP_STRING([--enable-dynamic-link],[Use shared libraries ( .so .dylib or .tbd ) - default yes]), [ if test $enableval = no; then dynamic_link=no static_link=yes elif test $static_link = yes; then AC_MSG_ERROR([Cannot specify both --enable-dynamic-link and --enable-static-link]) fi ]) if test $static_link = yes; then AC_DEFINE([ENABLE_STATIC_LINK], [1], [Use static libraries ( .a or .A.tbd )]) else AC_DEFINE([ENABLE_DYNAMIC_LINK], [1], [Use shared libraries ( .so .dylib or .tbd )]) fi dnl Check for inet_aton and inet_pton AC_CHECK_FUNC(inet_aton, AC_DEFINE([HAVE_INET_ATON], [1], [Do we have inet_aton?]) inet_aton=yes, inet_aton=no) AC_CHECK_FUNC(inet_pton, AC_DEFINE([HAVE_INET_PTON], [1], [Do we have inet_pton?]) inet_pton=yes, inet_pton=no) AC_CHECK_FUNC(inet_ntop, AC_DEFINE([HAVE_INET_NTOP], [1], [Do we have inet_ntop?]) inet_ntop=yes, inet_ntop=no) if test "$inet_ntop" = "no" -a "$inet_pton" = "no" ; then AC_MSG_ERROR([We need either inet_ntop or inet_pton]) fi AC_CHECK_FUNC(inet_addr, AC_DEFINE([HAVE_INET_ADDR], [1], [Do we have inet_addr?]) inet_addr=yes, inet_addr=no) if test x$inet_addr = no ; then AC_MSG_ERROR([We need inet_addr. See bug 26]) fi dnl ##################################################### dnl Checks for tuntap device support dnl ##################################################### have_tuntap=no AC_ARG_ENABLE([tuntap], AS_HELP_STRING([--disable-tuntap], [Disable tuntap support]), [:], [case "$build_os" in linux*) AC_CHECK_HEADER([linux/if_tun.h], [have_tuntap=yes]) ;; *) AC_CHECK_HEADER([net/if_tun.h], [have_tuntap=yes]) ;; esac]) if test $have_tuntap = yes ; then AC_DEFINE([HAVE_TUNTAP], [1], [Do we have TUNTAP device support?]) fi dnl ##################################################### dnl Checks for libpcap dnl ##################################################### foundpcap=no pf_ring_found=no pf_ring_lib=${with_pfring_lib} using_pcap_config=no AC_MSG_CHECKING(for libpcap) AC_ARG_WITH(libpcap, AS_HELP_STRING([--with-libpcap=DIR],[Use libpcap in DIR]), [ testdir=$withval for incl in ${testdir}/include/pcap.h ${testdir}/pcap.h ${testdir}/pcap/pcap.h; do if ! test -f "${incl}"; then continue fi LPCAPINC=${incl} LPCAPINCDIR=${testdir} if test $dynamic_link = yes; then for ext in .dylib .so .tbd ; do for dir in . lib lib64 lib/${host_cpu}-${host_os} ${host_cpu}-${host_os} lib/${MULTIARCH} ${MULTIARCH}; do sharefile=$(ls ${testdir}/$dir/libpcap${ext}* 2> /dev/null | sort | head -n1) if test -n "${sharefile}"; then LPCAP_LD_LIBRARY_PATH="$(dirname ${sharefile})" LPCAPLIB="-L$LPCAP_LD_LIBRARY_PATH -lpcap" foundpcap=$testdir break fi done if ! test $foundpcap = no; then break fi done else dnl dnl If dynamic library not found, try static dnl for ext in ${libext} .a .A.tbd ; do for dir in . lib lib64 lib/${host_cpu}-${host_os} ${host_cpu}-${host_os} lib/${MULTIARCH} ${MULTIARCH}; do staticfile=$(ls ${testdir}/$dir/libpcap${ext} 2> /dev/null | sort | head -n1) if test -n "${staticfile}"; then LPCAPLIB="${staticfile}" foundpcap=${testdir} break fi done done fi if test $foundpcap = no; then AC_MSG_ERROR("Unable to find matching library for header file in ${testdir}") fi break done ],[ # # Look for pcap-config. # # I wish this option could be the default, but it is only enabled with --enable-pcapconfig # # The issue is that libpcap is one of those libraries that is nearly impossible to set up # properly across all platforms. The 'pcap-config' script is shipped with new versions of libpcap, # and was created to address portability issues. Unfortunately, the script is not updated properly # outside of the base distribution. Examples: PF_RING requires 'pthreads', 'numa' and 'rt', but # this is not reflect that in the script. OS X Xcode 10.11 SDK creates its own very broken # 'pcap-config' script that only occasionally works for dynamic definitions, and definitely # does not work for static. # # The ability to enable this script exists for corner cases where libpcap distributions starts # using even more libraries than I am currently not aware of. Originally, you only had to worry # about 'nl', but now we have to be prepared to add 'nl-3', 'nl-genl-3' and 'dbus-1' to make # libpcap functional. In the future, there may be more. # # (sigh) # # So, in the future if libpcap changes and stops working, try setting --enable-pcapconfig. It # it may work for you. if test $enable_pcap_config = yes; then AC_PATH_TOOL(PCAP_CONFIG, pcap-config) if test -n "$PCAP_CONFIG"; then # # Found - use it to get the include flags for # libpcap and the flags to link with libpcap. # # Please read section 11.6 "Shell Substitutions" # in the autoconf manual before doing anything # to this that involves quoting. Especially note # the statement "There is just no portable way to use # double-quoted strings inside double-quoted back-quoted # expressions (pfew!)." # if test $dynamic_link = yes; then LPCAPLIB=$($PCAP_CONFIG --libs) else LPCAPLIB=$($PCAP_CONFIG --libs --static) fi CFLAGS="$CFLAGS $($PCAP_CONFIG --cflags)" if test -n "$LPCAPLIB"; then foundpcap=yes using_pcap_config=yes else AC_MSG_WARN(Unable to find libpcap using pcap-config) fi fi fi if test ! $foundpcap = yes; then # # Not found; look for pcap. # for testdir in /usr/local /opt/local /usr /wpdpack $MACOSX_SDK_PATH/usr /usr/local/opt/libpcap ; do if test -f "${testdir}/include/pcap.h"; then LPCAPINC="${testdir}/include/pcap.h" LPCAPINCDIR="${testdir}/include" if test $dynamic_link = yes; then for ext in .dylib .so .tbd; do for dir in . lib lib64 ${host_cpu} lib/${host_cpu} ${host_cpu}-${host_os} lib/${host_cpu}-${host_os} ${MULTIARCH} lib/${MULTIARCH}; do sharefile=$(ls "${testdir}/$dir/libpcap${ext}" 2> /dev/null | sort | head -n1) if test -n "${sharefile}"; then LPCAPLIB="-L$(dirname ${sharefile}) -lpcap" foundpcap=$testdir break fi done if ! test $foundpcap = no; then break fi done fi if test $foundpcap = no ; then dnl dnl If dynamic library not found, try static dnl for ext in ${libext} .a .A.tbd ; do for dir in . lib lib64 lib/${host_cpu}-${host_os} ${host_cpu}-${host_os} lib/${MULTIARCH} ${MULTIARCH}; do staticfile=$(ls "${testdir}/$dir/libpcap${ext}" 2> /dev/null | sort | head -n1) if test -n "${staticfile}"; then LPCAPLIB="${staticfile}" foundpcap=$testdir break fi done if ! test $foundpcap = no; then break fi done fi if test $foundpcap = no -a -f "${testdir}/lib/libwpcap.${libext}" ; then LPCAPLIB="${testdir}/lib/libwpcap.${libext}" AC_DEFINE([HAVE_WINPCAP], [1], [Do we have WinPcap?]) foundpcap=$testdir fi fi if ! test $foundpcap = no; then break fi done fi ]) if test $foundpcap = no ; then AC_MSG_RESULT(no) AC_MSG_ERROR(libpcap not found) else AC_MSG_RESULT($foundpcap) fi ## could be PF_RING # # library is static and in PF_RING build tree # # Need access to libpfring library # and must find an associated libpfring.a if test -n "${with_pfring_lib}"; then if test -f ${with_pfring_lib}; then pf_ring_lib=${with_pfring_lib} pf_ring_found=yes else AC_MSG_ERROR(["Unable to find PF_RING library ${with_pfring_lib}"]) fi fi # libpcap can require libnl AC_SEARCH_LIBS([nl_handle_alloc], [nl], [AC_MSG_NOTICE([Unable to find nl library - may be needed by libpcap])]) ## ## If not automatically configured, ## check for newer and full-featured libpcap's ## if ! test $using_pcap_config = yes; then ## newer libpcap requires dbus and latest nl (e.g. -lnl-genl-3 -lnl-3 -ldbus-1) AC_CHECK_LIB(nl, nl_cache_alloc, [nl_found=yes]) AC_CHECK_LIB(nl-genl-3, genl_connect, [nl_genl_3_found=yes]) AC_CHECK_LIB(nl-3, nl_cache_alloc, [nl_3_found=yes]) AC_CHECK_LIB(dbus-1, dbus_malloc, [dbus_1_found=yes]) if test "$nl_found" = "yes"; then LPCAPLIB="$LPCAPLIB -lnl" fi if test "$nl_genl_3_found" = "yes"; then LPCAPLIB="$LPCAPLIB -lnl-genl-3" fi if test "$nl_3_found" = "yes"; then LPCAPLIB="$LPCAPLIB -lnl-3" fi if test "$dbus_1_found" = "yes"; then LPCAPLIB="$LPCAPLIB -ldbus-1" fi ## See if prereqs for PF_RING exist AC_CHECK_LIB(numa, numa_available, [numa_found=yes]) AC_CHECK_LIB(pthread, pthread_create, [pthread_found=yes]) if test $pf_ring_found = yes; then if ! test "${numa_found}" = "yes"; then AC_MSG_ERROR([PF_RING requires libnuma and/or libnuma-dev]) fi if ! test "${pthread_found}" = "yes"; then AC_MSG_ERROR([PF_RING requires libpthread]) fi LPCAPLIB="$LPCAPLIB ${pf_ring_lib} -lnuma -lpthread -lrt" fi fi OLDLIBS="$LIBS" if test -n "$LPCAPINCDIR"; then OLDCFLAGS="$CFLAGS -I$LPCAPINCDIR" CFLAGS="$CFLAGS -I$LPCAPINCDIR" else OLDCFLAGS="$CFLAGS" LPCAPINCDIR=$(echo $CFLAGS | sed -e 's/^\-I//') if test -d "$LPCAPINCDIR/pcap"; then LPCAPINC="$LPCAPINCDIR/pcap/pcap.h" else LPCAPINC="$LPCAPINCDIR/pcap.h" fi fi LIBS="$LPCAPLIB" AC_SEARCH_LIBS([pcap_get_pfring_id], [pcap], AC_DEFINE([HAVE_PF_RING_PCAP], , [${with_pfring_lib} numa pthread rt])) ## Does libpcap work with selected libraries? AC_SEARCH_LIBS([pcap_close], [pcap], , AC_MSG_ERROR(Unable to link libpcap in ${foundpcap}),) AC_SUBST(LPCAPINC) AC_SUBST(LPCAPLIB) dnl Check to see what version of libpcap AC_MSG_CHECKING(libpcap version) libpcap_version=unknown libpcap_version_096=no cat >conftest.c < #include #include "$LPCAPINC" /* * simple proggy to get the version of libpcap */ int main() { printf("%s\n", pcap_lib_version()); return 0; } EOF ${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LPCAPLIB \ conftest.c $LIBS >/dev/null 2>&1 if test -x conftest ; then full_libpcap_version=$(LD_LIBRARY_PATH="$LPCAP_LD_LIBRARY_PATH" ./conftest) libpcap_version=$(echo "$full_libpcap_version" | ${CUT} -d' ' -f3) pcap_version_ok=yes fi AC_MSG_RESULT([$libpcap_version]) rm -rf conftest.* core core.conftest 2>&1 > /dev/null AC_MSG_CHECKING(for valid libpcap version) if test x$libpcap_version != xunknown; then libpcap_major=$(echo ${libpcap_version} | ${CUT} -d '.' -f1) libpcap_minor=$(echo ${libpcap_version} | ${CUT} -d '.' -f2) libpcap_build=$(echo ${libpcap_version} | ${CUT} -d '.' -f3) if test $libpcap_major -eq 0 && \ (test $libpcap_minor -lt 7 || \ (test $libpcap_minor -eq 7 && test $libpcap_build -lt 2)) then AC_MSG_ERROR([Libpcap versions < 0.7.2 are not supported Please upgrade to version 0.7.2 or better. Your version is $libpcap_version]) fi dnl 0.9.6 (which is still thinks it is 0.9.5 due to a bug) introduces an important dnl fix for OSX. See: http://tcpreplay.synfin.net/trac/ticket/167 if test $libpcap_major -gt 0 || \ (test $libpcap_minor -eq 9 && test $libpcap_build -ge 6) then libpcap_version_096=yes fi AC_MSG_RESULT([yes]) else AC_MSG_RESULT([unknown]) fi dnl Check for pcap_setnonblock() AC_MSG_CHECKING(for pcap_setnonblock) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ pcap_t *p; char *errbuf; pcap_setnonblock(p, 1, errbuf); exit(0); ]])], [ have_pcap_setnonblock=yes AC_MSG_RESULT(yes) ], [ have_pcap_setnonblock=no AC_MSG_RESULT(no) ]) if test $have_pcap_setnonblock = yes ; then AC_DEFINE([HAVE_PCAP_SETNONBLOCK], [1], [Does libpcap have pcap_setnonblock?]) fi dnl Check to see if we've got pcap_datalink_val_to_name() AC_MSG_CHECKING(for pcap_datalink_val_to_description) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ if (strcmp(pcap_datalink_val_to_description(1), "Ethernet (10Mb)") == 0) exit(0); exit(1); ]])],[ have_dlt_to_desc=yes AC_MSG_RESULT(yes) ], [ have_dlt_to_desc=no AC_MSG_RESULT(no) ]) if test $have_dlt_to_desc = yes ; then AC_DEFINE([HAVE_DLT_VAL_TO_DESC], [1], [Does libpcap have pcap_datalink_val_to_description?]) fi dnl Check for pcap_get_selectable_fd() AC_MSG_CHECKING(for pcap_get_selectable_fd) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]], [[ int f; pcap_t *p; f = pcap_get_selectable_fd(p); exit(0); ]])], [ have_pcap_get_selectable_fd=yes AC_MSG_RESULT(yes) ], [ have_pcap_get_selectable_fd=no AC_MSG_RESULT(no) ]) if test x$have_pcap_get_selectable_fd = xyes ; then AC_DEFINE([HAVE_PCAP_GET_SELECTABLE_FD], [1], [Does libpcap have pcap_get_selectable_fd?]) fi dnl Important: winpcap apparently defines functions in it's header files dnl which aren't actually in the library. Totally fucked up. Hence, we dnl must actually LINK the code, not just compile it. dnl Check to see if we've got pcap_dump_fopen() AC_MSG_CHECKING(for pcap_dump_fopen) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ pcap_dumper_t *dump; pcap_t *pcap; FILE *foo; dump = pcap_dump_fopen(pcap, foo); ]])],[ have_pcap_dump_fopen=yes AC_MSG_RESULT(yes) ], [ have_pcap_dump_fopen=no AC_MSG_RESULT(no) ]) if test $have_pcap_dump_fopen = yes ; then AC_DEFINE([HAVE_PCAP_DUMP_FOPEN], [1], [Does libpcap have pcap_dump_fopen?]) else AC_MSG_NOTICE([--verbose mode requires libpcap >= 0.9.0]) fi have_pcap_inject=no dnl Check to see if we've got pcap_inject() AC_MSG_CHECKING(for pcap_inject sending support) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ pcap_t *pcap; char *buf; pcap_inject(pcap, (void *)buf, 0); ]])],[ have_pcap_inject=yes AC_MSG_RESULT(yes) ], [ have_pcap_inject=no AC_MSG_RESULT(no) ]) if test $have_pcap_inject = yes ; then AC_DEFINE([HAVE_PCAP_INJECT], [1], [Does libpcap have pcap_inject?]) fi have_pcap_sendpacket=no dnl Check to see if we've got pcap_sendpacket() AC_MSG_CHECKING(for pcap_sendpacket sending support) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ pcap_t *pcap; u_char *buf; pcap_sendpacket(pcap, buf, 0); ]])],[ have_pcap_sendpacket=yes AC_MSG_RESULT(yes) ], [ have_pcap_sendpacket=no AC_MSG_RESULT(no) ]) if test $have_pcap_sendpacket = yes ; then AC_DEFINE([HAVE_PCAP_SENDPACKET], [1], [Does libpcap have pcap_sendpacket?]) fi have_pcap_breakloop=no AC_MSG_CHECKING(for pcap_breakloop) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ pcap_t *pcap; pcap_sendpacket(pcap); ]])],[ have_pcap_breakloop=yes AC_MSG_RESULT(yes) ], [ have_pcap_breakloop=no AC_MSG_RESULT(no) ]) if test $have_pcap_breakloop = yes ; then AC_DEFINE([HAVE_PCAP_BREAKLOOP], [1], [Does libpcap have pcap_breakloop?]) fi have_pcap_version=no dnl Check to see if we have pcap_version[] AC_MSG_CHECKING(for pcap_version[]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" extern char pcap_version[]; ]], [[ printf("%s", pcap_version); ]])],[ AC_DEFINE([HAVE_PCAP_VERSION],[1], [Does libpcap have pcap_version[]]) AC_MSG_RESULT(yes) ],[ AC_MSG_RESULT(no) ]) have_pcap_snapshot=no dnl Check for pcap_snapshot() AC_MSG_CHECKING(for pcap_snapshot) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$LPCAPINC" ]],[[ pcap_t *p; int len; len = pcap_snapshot(p); exit(0); ]])], [ have_pcap_snapshot=yes AC_MSG_RESULT(yes) ], [ have_pcap_snapshot=no AC_MSG_RESULT(no) ]) if test $have_pcap_snapshot = yes ; then AC_DEFINE([HAVE_PCAP_SNAPSHOT], [1], [Does libpcap have pcap_snapshot?]) fi # Tcpbridge requires libpcap and pcap_sendpacket() enable_tcpbridge=no if test x$foundpcap != xno -a x$have_pcap_sendpacket = xyes ; then # if we have pcap_sendpacket() then we can build tcpbridge on non-BPF systems if test x$have_bpf = xno; then AC_DEFINE(ENABLE_TCPBRIDGE, [1], [Compile tcpbridge]) enable_tcpbridge=yes AC_MSG_NOTICE([Building tcpbridge]) # BPF systems need to also have pcap_setnonblock() elif test x$have_pcap_setnonblock = xyes ; then AC_DEFINE(ENABLE_TCPBRIDGE, [1], [Compile tcpbridge]) enable_tcpbridge=yes AC_MSG_NOTICE([Building tcpbridge]) else AC_MSG_WARN([Unable to build tcpbridge. Try installing latest libpcap!]) fi fi AM_CONDITIONAL(COMPILE_TCPBRIDGE, [test x$enable_tcpbridge = xyes ]) # tcpliveplay requires linux OS to function properly enable_tcpliveplay=no case $host in *-*-linux*) AC_DEFINE(ENABLE_TCPLIVEPLAY, [1], [Compile tcpliveplay]) enable_tcpliveplay=yes AC_MSG_NOTICE([Building tcpliveplay]) ;; *) AC_MSG_WARN([Unable to build tcpliveplay. This tool is only enabled on linux environments.]) ;; esac AM_CONDITIONAL(COMPILE_TCPLIVEPLAY, [test x$enable_tcpliveplay = xyes ]) dnl ##################################################### dnl Check for netmap support dnl ##################################################### have_netmap=no enable_netmap=no trynetmapdir= AC_MSG_CHECKING(for netmap socket sending support) AC_ARG_WITH(netmap, AS_HELP_STRING([--with-netmap=DIR],[Use netmap in DIR]), [trynetmapdir=$withval]) NETMAP_SEARCH_DIRS= if test "$cross_compiling" = yes; then if test "x$trynetmapdir" != "x"; then NETMAP_SEARCH_DIRS=$trynetmapdir fi else NETMAP_SEARCH_DIRS="$trynetmapdir /opt/netmap /usr/src/netmap-release /usr/src/netmap /usr/local/src/netmap-release /usr/local/src/netmap /usr/include /usr/local/include" fi for testdir in $NETMAP_SEARCH_DIRS; do if test -f "${testdir}/sys/net/netmap.h" ; then NETMAPINC="${testdir}/sys/net/netmap.h" NETMAPUSERINC="${testdir}/sys/net/netmap_user.h" NETMAPINCDIR="${testdir}/sys" have_netmap="yes $testdir" enable_netmap=yes else if test -f "${testdir}/net/netmap.h" ; then NETMAPINC="${testdir}/net/netmap.h" NETMAPUSERINC="${testdir}/net/netmap_user.h" NETMAPINCDIR="${testdir}" have_netmap="yes $testdir" enable_netmap=yes fi fi if test "$have_netmap" != no ; then NETMAPFLAGS="-DHAVE_NETMAP" OLDCFLAGS="$CFLAGS -I$NETMAPINCDIR" CFLAGS="$CFLAGS -DNETMAP_WITH_LIBS -DND -I$NETMAPINCDIR" AC_SUBST(NETMAPINC) AC_SUBST(NETMAPUSERINC) AC_SUBST(NETMAPINCDIR) AC_SUBST(NETMAPFLAGS) AC_DEFINE([HAVE_NETMAP], [1], [Do we have netmap support?]) have_netmap="yes $testdir" enable_netmap=yes break; fi done AC_MSG_RESULT($have_netmap) AM_CONDITIONAL(COMPILE_NETMAP, [test x$enable_netmap = xyes ]) dnl ########################################################### dnl Check for nm_open() function available in netmap version 5 dnl Also check for other version-specific netmap definitions and structures dnl ########################################################### if test "x$NETMAPINCDIR" != "x"; then OLDCPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -DNETMAP_WITH_LIBS -DND -I$NETMAPINCDIR" have_nm_open=no have_nm_nr_reg_mask=no have_nm_nr_flags=no have_nmring_head_tail=no if test "$have_netmap" != no ; then dnl check for nm_open() AC_CHECK_DECL([nm_open],[have_nm_open=yes], , [[ #include #include "${NETMAPUSERINC}" ]]) dnl check for #define NR_REG_MASK AC_MSG_CHECKING(for netmap NR_REG_MASK definition) AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[ #include #include #include #include ]], [[ #ifdef NR_REG_MASK /* OK */ #else # error NR_REG_MASK not found #endif ]]) ], [have_nm_nr_reg_mask=yes], []) AC_MSG_RESULT($have_nm_nr_reg_mask) dnl check for nr_flags in struct nmreq AC_MSG_CHECKING(for netmap nr_flags definition) AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[ #include #include #include #include ]], [[ struct nmreq nmr; nmr.nr_flags = 0; ]]) ], [have_nm_nr_flags=yes], []) AC_MSG_RESULT($have_nm_nr_flags) dnl check for head/tail in struct netmap_ring AC_MSG_CHECKING(for netmap ring head/tail definitions) AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[ #include #include #include #include ]], [[ struct netmap_ring r; r.head = r.tail = 0; ]]) ], [have_nmring_head_tail=yes], []) AC_MSG_RESULT($have_nmring_head_tail) fi if test "$have_nm_open" = yes ; then AC_DEFINE([HAVE_NETMAP_NM_OPEN], [1], [Does netmap have nm_open function?]) fi if test "$have_nm_nr_reg_mask" = yes ; then AC_DEFINE([HAVE_NETMAP_NR_REG], [1], [Does netmap have NR_REG_MASK defined?]) fi if test "$have_nm_nr_flags" = yes ; then AC_DEFINE([HAVE_NETMAP_NR_FLAGS], [1], [Does netmap struct nmreq have nr_flags defined?]) fi if test "$have_nmring_head_tail" = yes ; then AC_DEFINE([HAVE_NETMAP_RING_HEAD_TAIL], [1], [Does structure netmap_ring have head/tail defined?]) fi CPPFLAGS="$OLDCPPFLAGS" fi have_pf=no dnl Check for linux PF_PACKET support AC_MSG_CHECKING(for PF_PACKET socket sending support) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include #include /* the L2 protocols */ #include /* htons */ ]], [[ int pf_socket; pf_socket = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL)); ]])],[ AC_DEFINE([HAVE_PF_PACKET], [1], [Do we have Linux PF_PACKET socket support?]) AC_MSG_RESULT(yes) have_pf=yes ],[ AC_MSG_RESULT(no) ]) have_tx_ring=no dnl Check for older Linux TX_RING support AC_MSG_CHECKING(for TX_RING socket sending support) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include #include /* the L2 protocols */ #include /* htons */ #include ]], [[ int test; test = TP_STATUS_WRONG_FORMAT ]])],[ AC_DEFINE([HAVE_TX_RING], [1], [Do we have Linux TX_RING socket support?]) AC_MSG_RESULT(yes) have_tx_ring=yes ],[ AC_MSG_RESULT(no) ]) AC_CHECK_HEADERS([net/bpf.h], [have_bpf=yes], [have_bpf=no]) if test $have_bpf = yes ; then AC_DEFINE([HAVE_BPF], [1], [Do we have BPF device support?]) fi dnl ################################################## dnl # Check for libdnet, but only if not Cygwin! dnl # dnl # if your version of libdnet doesn't compile, try dnl # getting it from ... dnl # http://libdnet.sourceforge.net/ dnl # ... or ... dnl # https://github.com/jncornett/libdnet dnl # ... or ... dnl # on Linux try 'apt-get install libdumbnet-dev' dnl ################################################## founddnet=no have_libdnet=no libdnet_version= enable_fragroute=no trydnetdir=/usr/local if test $have_cygwin = no ; then AC_MSG_CHECKING(for libdnet) AC_ARG_WITH(libdnet, AS_HELP_STRING([--with-libdnet=DIR],[Use libdnet in DIR]), [trydnetdir=$withval]) if test $trydnetdir != no; then case "$build_os" in linux*) dnl # Debian/Ubuntu already have a package called libdnet dnl # so you the package you want to install libdumbnet-dev for testdir in $trydnetdir /usr/local /opt/local /usr ; do if test -x ${testdir}/bin/dumbnet-config -a $founddnet = no ; then LDNETINC="$($testdir/bin/dumbnet-config --cflags)" LDNETLIB="$($testdir/bin/dumbnet-config --libs)" libdnet_version="$($testdir/bin/dumbnet-config --version) (libdumbnet)" founddnet=$testdir fi done ;; esac if test $founddnet = no ; then for testdir in $trydnetdir /usr/local /opt/local $MACOSX_SDK_PATH/usr /usr ; do if test -x ${testdir}/bin/dnet-config -a $founddnet = no ; then LDNETINC="$($testdir/bin/dnet-config --cflags)" LDNETLIB="$($testdir/bin/dnet-config --libs)" libdnet_version="$($testdir/bin/dnet-config --version)" founddnet=$testdir fi done fi fi if test $founddnet = no ; then AC_MSG_RESULT(no) AC_MSG_WARN([libdnet not found, disabling fragroute feature]) else AC_MSG_RESULT($founddnet) enable_fragroute=yes have_libdnet=yes AC_DEFINE([HAVE_LIBDNET], [1], [Do we have libdnet?]) dnl Debian uses dumbnet.h instead of dnet.h due to naming conflict old_cflags=$CFLAGS CFLAGS=$LDNETINC AC_CHECK_HEADERS([dumbnet.h dnet.h]) CFLAGS=$old_cflags fi else AC_MSG_NOTICE([Skipping libdnet check under Cygwin for compatibility reasons]) fi AC_SUBST(LDNETINC) AC_SUBST(LDNETLIB) AC_DEFINE_UNQUOTED([LIBDNET_VERSION], "$libdnet_version", [Version of libdnet]) AM_CONDITIONAL(COMPILE_FRAGROUTE, [test x$founddnet != xno]) if test x$founddnet != xno ; then AC_DEFINE(ENABLE_FRAGROUTE, [1], [Enable fragroute module]) fi dnl Make sure we have a valid packet injection mechanisim if test $have_bpf = no -a $have_pcap_inject = no -a $have_pcap_sendpacket = no \ -a $have_libdnet = no -a $have_pf = no ; then AC_MSG_ERROR([Unable to find a supported method to send packets. Please upgrade your libpcap or enable libdnet]) fi dnl Older versions of libpcap are missing some DLT types dnl If doesn't exist, we'll define them in src/common/fakepcap.h AC_MSG_CHECKING(for DLT_LINUX_SLL in libpcap) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include "$LPCAPINC"]], [[ int foo; foo = DLT_LINUX_SLL ]])],[ AC_DEFINE([HAVE_DLT_LINUX_SLL], [1], [Does pcap.h include a header with DLT_LINUX_SLL?]) AC_MSG_RESULT(yes) ],[AC_MSG_RESULT(no) ]) AC_MSG_CHECKING(for DLT_C_HDLC in libpcap) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include "$LPCAPINC"]], [[ int foo; foo = DLT_C_HDLC ]])],[ AC_DEFINE([HAVE_DLT_C_HDLC], [1], [Does pcap.h include a header with DLT_C_HDLC?]) AC_MSG_RESULT(yes) ],[AC_MSG_RESULT(no) ]) PCAP_BPF_H_FILE="$LPCAPINCDIR/pcap-bpf.h" AC_MSG_CHECKING(for $PCAP_BPF_H_FILE) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include #include #include #include "$PCAP_BPF_H_FILE"]], [[ int foo; foo = BPF_MAJOR_VERSION; ]])],[ AC_DEFINE([INCLUDE_PCAP_BPF_HEADER], [1], [What is the path (if any) to the pcap-bpf.h header?]) AC_MSG_RESULT(yes) AC_SUBST(PCAP_BPF_H_FILE) ],[AC_MSG_RESULT(no) ]) foundbpfheader=no AC_MSG_CHECKING(for libpcap bpf header) for testfile in $LPCAPINCDIR/pcap/bpf.h $LPCAPINCDIR/pcap-bpf.h ; do if test -f "${testfile}" -a $foundbpfheader = no ; then AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include #include #include "$testfile"]], [[ int foo; foo = BPF_MAJOR_VERSION; ]])],[ foundbpfheader=yes PCAP_BPF_H_FILE=$testfile AC_SUBST(PCAP_BPF_H_FILE) AC_DEFINE([INCLUDE_PCAP_BPF_HEADER], [1], [What is the path (if any) to the libpcap bpf header file?]) ],[]) fi done if test $foundbpfheader != no; then AC_MSG_RESULT($testfile) else AC_MSG_RESULT(no) fi dnl ## Test for netmap-libpcap have_pcap_netmap=no if test $foundpcap != no ; then AC_MSG_CHECKING(for netmap libpcap) PCAP_NETMAP_C_FILE="$LPCAPINCDIR/pcap-netmap.c" if test -f "${PCAP_NETMAP_C_FILE}" ; then AC_DEFINE([HAVE_LIBPCAP_NETMAP], [1], [Does this version of libpcap support netmap?]) have_pcap_netmap=yes AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi fi dnl restore LIBS & CFLAGS LIBS="$OLDLIBS" CFLAGS="$OLDCFLAGS" dnl ################################################## dnl # Check for pcapnav dnl ################################################## pcapnav_ver=no pcncfg=no AC_ARG_WITH(pcapnav-config, AS_HELP_STRING([--with-pcapnav-config=FILE],[Use given pcapnav-config]), [ AC_MSG_CHECKING(for pcapnav-config) if test -x $withval ; then pcncfg=$withval AC_MSG_RESULT($pcncfg) elif test x$withval = xno ; then AC_MSG_RESULT(no) else AC_MSG_RESULT([Can't find pcapnav-config: disabling offset jump feature]) fi ], [ AC_PATH_PROG(pcncfg,[pcapnav-config], [no] ) ] ) if test $pcncfg != no ; then LNAVLIB=$($pcncfg --libs) LNAV_CFLAGS=$($pcncfg --cflags) PCAPNAV_VERSION=$($pcncfg --version) AC_SUBST(LNAVLIB) AC_SUBST(LNAV_CFLAGS) AC_DEFINE_UNQUOTED(PCAPNAV_VERSION, "$PCAPNAV_VERSION", [libpcapnav's version?]) dnl Check to see what version of libpcapnav dnl this code has been reduced a lot, but probably still could be dnl reduced quite a bit more if we chose too AC_MSG_CHECKING(for libpcapnav version) AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #define PCAPNAV_TEST "0.4" /* * simple proggy to test the version of libpcapnav * returns zero if version >= 0.4 * or one otherwise */ int main (int argc, char *argv[]) { if (strncmp(PCAPNAV_VERSION, PCAPNAV_TEST, 3) >= 0) return 0; return 1; } ]])],[libpcapnav_ver=yes AC_MSG_RESULT(>= 0.4)],[libpcapnav_ver=no AC_MSG_RESULT(< 0.4)],[libpcapnav_ver=no ]) if test x$libpcapnav_ver = xno ; then AC_MSG_WARN([Libpcapnav versions < 0.4 are not supported. Please upgrade to version 0.4 or better. Disabling offset jump feature.]) else AC_DEFINE([HAVE_PCAPNAV], [1], [Do we have libpcapnav?]) fi fi # checking pcapnav version dnl (shamelessly ripped off from libpcap) dnl Checks to see if unaligned memory accesses fail dnl dnl FORCE_ALIGN (DEFINED) dnl AC_MSG_CHECKING(for requires strict byte alignment) AC_CACHE_VAL(unaligned_cv_fail, [ case "$host_os" in darwin*) # macOS M1 test fails due to lack of fork() so just hard code it unaligned_cv_fail=no ;; *) case "$host_cpu" in # XXX: should also check that they don't do weird things alpha*|arm*|hp*|mips*|sparc*|ia64) unaligned_cv_fail=yes ;; *) cat >conftest.c < #include #include #include unsigned char a[[5]] = { 1, 2, 3, 4, 5 }; int main() { unsigned int i; pid_t pid; int status; /* avoid "core dumped" message */ pid = fork(); if (pid < 0) return 2; if (pid > 0) { /* parent */ pid = waitpid(pid, &status, 0); if (pid < 0) return 3; return !WIFEXITED(status); } /* child */ i = *(unsigned int *)&a[[1]]; printf("%d\n", i); return 0; } EOF ${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS \ conftest.c $LIBS >/dev/null 2>&1 if test ! -x conftest ; then dnl failed to compile for some reason unaligned_cv_fail=yes else ./conftest >conftest.out if test ! -s conftest.out ; then unaligned_cv_fail=yes else unaligned_cv_fail=no fi fi rm -f conftest* core core.conftest ;; esac ;; esac ]) AC_MSG_RESULT($unaligned_cv_fail) if test $unaligned_cv_fail = yes ; then AC_DEFINE([FORCE_ALIGN], [1], [Are we strictly aligned?]) fi dnl ################################################## dnl # Check for tcpdump. dnl ################################################## tcpdump_path=no AC_ARG_WITH(tcpdump, AS_HELP_STRING([--with-tcpdump=FILE],[Path to tcpdump binary]), [ if test -x $withval ; then tcpdump_path=$withval AC_MSG_RESULT([Using tcpdump in $tcpdump_path]) else AC_MSG_RESULT([Error: $withval does not exist or is not executable]) fi ], [ AC_PATH_PROG(tcpdump_path, tcpdump, "no", [$PATH:/usr/sbin:/sbin:/usr/local/sbin]) ]) if test "$tcpdump_path" = "no"; then AC_MSG_WARN([Unable to find tcpdump. Please specify --with-tcpdump. Disabling --verbose]) else AC_DEFINE([HAVE_TCPDUMP], [1], [Do we have tcpdump?]) AC_DEFINE_UNQUOTED(TCPDUMP_BINARY, "$tcpdump_path", [The tcpdump binary initially used]) fi AM_CONDITIONAL([ENABLE_TCPDUMP], test "$tcpdump_path" != "no" -a x$have_pcap_dump_fopen = xyes) if test x$tcpdump_path != xno -a x$have_pcap_dump_fopen = xyes ; then AC_DEFINE([ENABLE_VERBOSE], [1], [Do we have tcpdump and pcap_dump_fopen()?]) else AC_MSG_WARN([Your version of libpcap does not support --verbose]) fi dnl No 'make test' when cross compile AC_MSG_CHECKING(for 'make test' profile) if test "$host" = "$build" ; then AC_MSG_RESULT([yes]) else AC_MSG_WARN(Unable to do tests when cross-compiling) AC_MSG_RESULT([Unable to do tests when cross-compiling]) fi dnl Allows user to choose which nic to use for testing purposes AC_ARG_WITH(testnic, AS_HELP_STRING([--with-testnic=NIC],[Select which network card to use for testing]), [ nic1=$withval nic2=$withval AC_MSG_RESULT([Using --with-testnic=$withval])], [ case $host in *-*-linux*) nic1=eth0 nic2=eth0 ;; *-*-solaris*) nic1=hme0 nic2=hme0 ;; *-*-sunos*) nic1=hme0 nic2=hme0 ;; *-apple-darwin*) nic1=en0 nic2=en0 ;; *-*-openbsd*) nic1=xl0 nic2=xl0 ;; *-*-freebsd*) nic1=em0 nic2=em0 ;; *-*-cygwin) nic1=%0 nic2=%0 ;; *) AC_MSG_RESULT([$host is unknown! Using first non-loopback interface]) nic1=%0 nic2=%0 ;; esac]) dnl There's a bug in OS X which causes pcap_findalldevs() to make the wifi NIC to disassociate dnl so under OSX we disable the interface list feature disable_pcap_findalldevs=no osx_frameworks=no AC_MSG_CHECKING([for OS version]) dnl these need to be dynamic based on OS case $host in *-*-linux*) AC_DEFINE([HAVE_LINUX], [1], [Building Linux]) AC_MSG_RESULT(Linux) ;; *-*-solaris*) AC_DEFINE([HAVE_SOLARIS], [1], [Building Solaris]) AC_MSG_RESULT(Solaris) ;; *-*-sunos*) AC_DEFINE([HAVE_SUNOS], [1], [Building SunOS]) AC_MSG_RESULT(SunOS) ;; *-apple-darwin*) if test x$libpcap_version_096 = xno ; then disable_pcap_findalldevs=yes fi osx_frameworks=yes AC_DEFINE([HAVE_DARWIN], [1], [Building Apple/Darwin]) AC_MSG_RESULT(Apple macOS) ;; *-*-openbsd*) AC_DEFINE([HAVE_OPENBSD], [1], [Building Open BSD]) AC_MSG_RESULT(OpenBSD) ;; *-*-freebsd*) AC_DEFINE([HAVE_FREEBSD], [1], [Building Free BSD]) AC_MSG_RESULT(FreeBSD) ;; *-*-cygwin) AC_MSG_RESULT(Win32/Cygwin) AC_DEFINE([HAVE_CYGWIN], [1], [Building Cygwin]) ;; *) AC_MSG_RESULT([$host is unknown!]) ;; esac AM_CONDITIONAL([ENABLE_OSX_FRAMEWORKS], test "$osx_frameworks" = "yes") AC_ARG_WITH(testnic2, AS_HELP_STRING([--with-testnic2=NIC2],[Select an optional 2nd network card to use for testing]), [ nic2=$withval ]) AC_MSG_NOTICE([Using $nic1 for 1st test network interface card]) AC_MSG_NOTICE([Using $nic2 for 2nd test network interface card]) AC_SUBST(nic1) AC_SUBST(nic2) AC_MSG_CHECKING([if it's ok to use pcap_findalldevs()]) if test x$disable_pcap_findalldevs = xno ; then AC_DEFINE([ENABLE_PCAP_FINDALLDEVS], [1], [Enable use of pcap_findalldevs()]) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi LIBOPTS_CHECK(libopts) AC_CONFIG_FILES([Makefile doxygen.cfg lib/Makefile docs/Makefile src/Makefile src/tcpedit/Makefile src/fragroute/Makefile src/common/Makefile src/defines.h test/Makefile test/config scripts/Makefile]) AC_OUTPUT # Configuration results AC_MSG_RESULT([ ########################################################################## TCPREPLAY Suite Configuration Results (${TCPREPLAY_VERSION}) ########################################################################## libpcap: ${foundpcap} (${libpcap_version}) PF_RING libpcap ${pf_ring_found} ${pf_ring_lib} libdnet: ${founddnet} ${libdnet_version} autogen: ${AUTOGEN} (${AUTOGEN_VERSION}) Use libopts tearoff: ${enable_local_libopts} 64bit counter support: ${use64bit_counters} tcpdump binary path: ${tcpdump_path} fragroute support: ${enable_fragroute} tcpbridge support: ${enable_tcpbridge} tcpliveplay support: ${enable_tcpliveplay} Supported Packet Injection Methods (*): Linux TX_RING: ${have_tx_ring} Linux PF_PACKET: ${have_pf} BSD BPF: ${have_bpf} libdnet: ${have_libdnet} pcap_inject: ${have_pcap_inject} pcap_sendpacket: ${have_pcap_sendpacket} ** pcap_netmap ${have_pcap_netmap} Linux/BSD netmap: ${have_netmap} Tuntap device support: ${have_tuntap} * In order of preference; see configure --help to override ** Required for tcpbridge ]) case $host in *-*-cygwin) AC_MSG_WARN([Windows/Cygwin support is still somewhat experimental. Please report any bugs! https://github.com/appneta/tcpreplay/issues]) ;; esac