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((test) ? puts (#test) : printf (__VA_ARGS__)) static void test_varargs_macros (void) { int x = 1234; int y = 5678; debug ("Flag"); debug ("X = %d\n", x); showlist (The first, second, and third items.); report (x>y, "x is %d but y is %d", x, y); } // Check long long types. #define BIG64 18446744073709551615ull #define BIG32 4294967295ul #define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) #if !BIG_OK your preprocessor is broken; #endif #if BIG_OK #else your preprocessor is broken; #endif static long long int bignum = -9223372036854775807LL; static unsigned long long int ubignum = BIG64; struct incomplete_array { int datasize; double data[]; }; struct named_init { int number; const wchar_t *name; double average; }; typedef const char *ccp; static inline int test_restrict (ccp restrict text) { // See if C++-style comments work. // Iterate through items via the restricted pointer. // Also check for declarations in for loops. for (unsigned int i = 0; *(text+i) != '\0'; ++i) continue; return 0; } // Check varargs and va_copy. static void test_varargs (const char *format, ...) { va_list args; va_start (args, format); va_list args_copy; va_copy (args_copy, args); const char *str; int number; float fnumber; while (*format) { switch (*format++) { case 's': // string str = va_arg (args_copy, const char *); break; case 'd': // int number = va_arg (args_copy, int); break; case 'f': // float fnumber = va_arg (args_copy, double); break; default: break; } } va_end (args_copy); va_end (args); } int main () { // Check bool. _Bool success = false; // Check restrict. if (test_restrict ("String literal") == 0) success = true; char *restrict newvar = "Another string"; // Check varargs. test_varargs ("s, d' f .", "string", 65, 34.234); test_varargs_macros (); // Check flexible array members. struct incomplete_array *ia = malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); ia->datasize = 10; for (int i = 0; i < ia->datasize; ++i) ia->data[i] = i * 1.234; // Check named initializers. struct named_init ni = { .number = 34, .name = L"Test wide string", .average = 543.34343, }; ni.number = 58; int dynamic_array[ni.number]; dynamic_array[ni.number - 1] = 543; // work around unused variable warnings return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' || dynamic_array[ni.number - 1] != 543); ; return 0; } _ACEOF for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc99 do CC="$ac_save_CC $ac_arg" if ac_fn_c_try_compile "$LINENO"; then : ac_cv_prog_cc_c99=$ac_arg fi rm -f core conftest.err conftest.$ac_objext test "x$ac_cv_prog_cc_c99" != "xno" && break done rm -f conftest.$ac_ext CC=$ac_save_CC fi # AC_CACHE_VAL case "x$ac_cv_prog_cc_c99" in x) { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 $as_echo "none needed" >&6; } ;; xno) { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 $as_echo "unsupported" >&6; } ;; *) CC="$CC $ac_cv_prog_cc_c99" { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5 $as_echo "$ac_cv_prog_cc_c99" >&6; } ;; esac if test "x$ac_cv_prog_cc_c99" != xno; then : fi if test "$GCC" = yes ; then # # -Werror forces warnings to be errors. # ac_lbl_cc_force_warning_errors=-Werror # # Try to have the compiler default to hiding symbols, # so that only symbols explicitly exported with # PCAP_API will be visible outside (shared) libraries. # { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -fvisibility=hidden option" >&5 $as_echo_n "checking whether the compiler supports the -fvisibility=hidden option... 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Check for them. If you # have a combination that requires it, add it # here. # PIC_OPT=-fpic case "$host_cpu" in sparc64*) case "$host_os" in freebsd*|openbsd*) PIC_OPT=-fPIC ;; esac ;; esac V_SHLIB_CCOPT="$V_SHLIB_CCOPT $PIC_OPT" V_SONAME_OPT="-Wl,-soname," V_RPATH_OPT="-Wl,-rpath," ;; hpux*) V_SHLIB_CCOPT="$V_SHLIB_CCOPT -fpic" # # XXX - this assumes GCC is using the HP linker, # rather than the GNU linker, and that the "+h" # option is used on all HP-UX platforms, both .sl # and .so. # V_SONAME_OPT="-Wl,+h," # # By default, directories specifed with -L # are added to the run-time search path, so # we don't add them in pcap-config. # ;; solaris*) V_SHLIB_CCOPT="$V_SHLIB_CCOPT -fpic" # # XXX - this assumes GCC is using the Sun linker, # rather than the GNU linker. # V_SONAME_OPT="-Wl,-h," V_RPATH_OPT="-Wl,-R," ;; esac else # # Set the appropriate compiler flags and, on platforms # where we build a shared library: # # add options to generate position-independent code, # if necessary (it's the default in Darwin/macOS); # # if we generate ".so" shared libraries, define the # appropriate options for building the shared library; # # add options to specify, at link time, a directory to # add to the run-time search path, if that's necessary. # # Note: spaces after V_SONAME_OPT are significant; on # some platforms the soname is passed with a GCC-like # "-Wl,-soname,{soname}" option, with the soname part # of the option, while on other platforms the C compiler # driver takes it as a regular option with the soname # following the option. The same applies to V_RPATH_OPT. # case "$host_os" in aix*) V_SHLIB_CMD="\$(CC)" V_SHLIB_OPT="-G -bnoentry -bexpall" ;; freebsd*|netbsd*|openbsd*|dragonfly*|linux*) # # "cc" is GCC. # V_SHLIB_CCOPT="$V_SHLIB_CCOPT -fpic" V_SHLIB_CMD="\$(CC)" V_SHLIB_OPT="-shared" V_SONAME_OPT="-Wl,-soname," V_RPATH_OPT="-Wl,-rpath," ;; hpux*) V_SHLIB_CCOPT="$V_SHLIB_CCOPT +z" V_SHLIB_CMD="\$(LD)" V_SHLIB_OPT="-b" V_SONAME_OPT="+h " # # By default, directories specifed with -L # are added to the run-time search path, so # we don't add them in pcap-config. # ;; osf*) # # Presumed to be DEC OSF/1, Digital UNIX, or # Tru64 UNIX. # V_SHLIB_CMD="\$(CC)" V_SHLIB_OPT="-shared" V_SONAME_OPT="-soname " V_RPATH_OPT="-rpath " ;; solaris*) V_SHLIB_CCOPT="$V_SHLIB_CCOPT -Kpic" V_SHLIB_CMD="\$(CC)" V_SHLIB_OPT="-G" V_SONAME_OPT="-h " V_RPATH_OPT="-R" ;; esac fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5 $as_echo_n "checking for inline... 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" >&6; } if ${ac_cv_sys_largefile_CC+:} false; then : $as_echo_n "(cached) " >&6 else ac_cv_sys_largefile_CC=no if test "$GCC" != yes; then ac_save_CC=$CC while :; do # IRIX 6.2 and later do not support large files by default, # so use the C compiler's -n32 option if that helps. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main () { ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO"; then : break fi rm -f core conftest.err conftest.$ac_objext CC="$CC -n32" if ac_fn_c_try_compile "$LINENO"; then : ac_cv_sys_largefile_CC=' -n32'; break fi rm -f core conftest.err conftest.$ac_objext break done CC=$ac_save_CC rm -f conftest.$ac_ext fi fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5 $as_echo "$ac_cv_sys_largefile_CC" >&6; } if test "$ac_cv_sys_largefile_CC" != no; then CC=$CC$ac_cv_sys_largefile_CC fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5 $as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... 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"see the INSTALL for more info" "$LINENO" 5 fi fi for ac_func in strerror strerror_r strerror_s strlcpy strlcat do : as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" if eval test \"x\$"$as_ac_var"\" = x"yes"; then : cat >>confdefs.h <<_ACEOF #define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 _ACEOF fi done needsnprintf=no for ac_func in vsnprintf snprintf do : as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" if eval test \"x\$"$as_ac_var"\" = x"yes"; then : cat >>confdefs.h <<_ACEOF #define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 _ACEOF else needsnprintf=yes fi done if test $needsnprintf = yes; then case " $LIBOBJS " in *" snprintf.$ac_objext "* ) ;; *) LIBOBJS="$LIBOBJS snprintf.$ac_objext" ;; esac fi needstrtok_r=no for ac_func in strtok_r do : ac_fn_c_check_func "$LINENO" "strtok_r" "ac_cv_func_strtok_r" if test "x$ac_cv_func_strtok_r" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_STRTOK_R 1 _ACEOF else needstrtok_r=yes fi done if test $needstrtok_r = yes; then case " $LIBOBJS " in *" strtok_r.$ac_objext "* ) ;; *) LIBOBJS="$LIBOBJS strtok_r.$ac_objext" ;; esac fi # # Do we have ffs(), and is it declared in ? # for ac_func in ffs do : ac_fn_c_check_func "$LINENO" "ffs" "ac_cv_func_ffs" if test "x$ac_cv_func_ffs" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_FFS 1 _ACEOF fi done if test "$ac_cv_func_ffs" = yes; then # # We have ffs(); is it declared in ? # # This test fails if we don't have or if we do # but it doesn't declare ffs(). # ac_fn_c_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" " #include " if test "x$ac_cv_have_decl_ffs" = xyes; then : $as_echo "#define STRINGS_H_DECLARES_FFS /**/" >>confdefs.h fi fi # # Do this before checking for ether_hostton(), as it's a # "getaddrinfo()-ish function". # # # Most operating systems have getaddrinfo() in the default searched # libraries (i.e. libc). Check there first. # ac_fn_c_check_func "$LINENO" "getaddrinfo" "ac_cv_func_getaddrinfo" if test "x$ac_cv_func_getaddrinfo" = xyes; then : else # # Not found in the standard system libraries. # Try libsocket, which requires libnsl. # { $as_echo "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo in -lsocket" >&5 $as_echo_n "checking for getaddrinfo in -lsocket... " >&6; } if ${ac_cv_lib_socket_getaddrinfo+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lsocket -lnsl $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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"getaddrinfo is required, but wasn't found" "$LINENO" 5 fi # # OK, do we have recvmsg() in libxnet? # We also link with libsocket and libnsl. # { $as_echo "$as_me:${as_lineno-$LINENO}: checking for recvmsg in -lxnet" >&5 $as_echo_n "checking for recvmsg in -lxnet... " >&6; } if ${ac_cv_lib_xnet_recvmsg+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lxnet -lsocket -lnsl $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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" >&6; } if ${ac_cv_search_putmsg+:} false; then : $as_echo_n "(cached) " >&6 else ac_func_search_save_LIBS=$LIBS cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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Is it declared in ? # # This test fails if we don't have or if we do # but it doesn't declare ether_hostton(). # ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" " #include " if test "x$ac_cv_have_decl_ether_hostton" = xyes; then : $as_echo "#define NET_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h fi # # Did that succeed? # if test "$ac_cv_have_decl_ether_hostton" != yes; then # # No, how about , as on Linux? # # This test fails if we don't have # or if we do but it doesn't declare ether_hostton(). # # Unset ac_cv_have_decl_ether_hostton so we don't # treat the previous failure as a cached value and # suppress the next test. # unset ac_cv_have_decl_ether_hostton ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" " #include " if test "x$ac_cv_have_decl_ether_hostton" = xyes; then : $as_echo "#define NETINET_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h fi fi # # Did that succeed? # if test "$ac_cv_have_decl_ether_hostton" != yes; then # # No, how about , as on Solaris 10 # and later? # # This test fails if we don't have # or if we do but it doesn't declare ether_hostton(). # # Unset ac_cv_have_decl_ether_hostton so we don't # treat the previous failure as a cached value and # suppress the next test. # unset ac_cv_have_decl_ether_hostton ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" " #include " if test "x$ac_cv_have_decl_ether_hostton" = xyes; then : $as_echo "#define SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h fi fi # # Did that succeed? # if test "$ac_cv_have_decl_ether_hostton" != yes; then # # No, how about , as in AIX? # # This test fails if we don't have # (if we have ether_hostton(), we should have # networking, and if we have networking, we should # have ) or if we do but it doesn't # declare ether_hostton(). # # Unset ac_cv_have_decl_ether_hostton so we don't # treat the previous failure as a cached value and # suppress the next test. # unset ac_cv_have_decl_ether_hostton ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" " #include " if test "x$ac_cv_have_decl_ether_hostton" = xyes; then : $as_echo "#define ARPA_INET_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h fi fi # # Did that succeed? # if test "$ac_cv_have_decl_ether_hostton" != yes; then # # No, how about ? # On some platforms, it requires and # , and we always include it with # both of them, so test it with both of them. # # This test fails if we don't have # and the headers we include before it, or if we do but # doesn't declare ether_hostton(). # # Unset ac_cv_have_decl_ether_hostton so we don't # treat the previous failure as a cached value and # suppress the next test. # unset ac_cv_have_decl_ether_hostton ac_fn_c_check_decl "$LINENO" "ether_hostton" "ac_cv_have_decl_ether_hostton" " #include #include #include #include #include " if test "x$ac_cv_have_decl_ether_hostton" = xyes; then : $as_echo "#define NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON /**/" >>confdefs.h fi fi # # After all that, is ether_hostton() declared? # if test "$ac_cv_have_decl_ether_hostton" = yes; then # # Yes. # $as_echo "#define HAVE_DECL_ETHER_HOSTTON 1" >>confdefs.h else # # No, we'll have to declare it ourselves. # Do we have "struct ether_addr" if we include # ? # ac_fn_c_check_type "$LINENO" "struct ether_addr" "ac_cv_type_struct_ether_addr" " #include #include #include #include #include " if test "x$ac_cv_type_struct_ether_addr" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_STRUCT_ETHER_ADDR 1 _ACEOF fi fi fi # # For various things that might use pthreads. # ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default" if test "x$ac_cv_header_pthread_h" = xyes; then : # # OK, we have pthread.h. Do we have pthread_create in the # system libraries? # ac_fn_c_check_func "$LINENO" "pthread_create" "ac_cv_func_pthread_create" if test "x$ac_cv_func_pthread_create" = xyes; then : # # Yes. # ac_lbl_have_pthreads="found" else # # No - do we have it in -lpthreads? # { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthreads" >&5 $as_echo_n "checking for pthread_create in -lpthreads... " >&6; } if ${ac_cv_lib_pthreads_pthread_create+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lpthreads $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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" >&6; } if ${ac_cv_lib_pthread_pthread_create+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lpthread $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char pthread_create (); int main () { return pthread_create (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_pthread_pthread_create=yes else ac_cv_lib_pthread_pthread_create=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5 $as_echo "$ac_cv_lib_pthread_pthread_create" >&6; } if test "x$ac_cv_lib_pthread_pthread_create" = xyes; then : # # Yes - add -lpthread. # ac_lbl_have_pthreads="found" PTHREAD_LIBS="$PTHREAD_LIBS -lpthread" else # # No. # ac_lbl_have_pthreads="not found" fi fi fi else # # We didn't find pthread.h. # ac_lbl_have_pthreads="not found" fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking if --disable-protochain option is specified" >&5 $as_echo_n "checking if --disable-protochain option is specified... " >&6; } # Check whether --enable-protochain was given. if test "${enable_protochain+set}" = set; then : enableval=$enable_protochain; fi case "x$enable_protochain" in xyes) enable_protochain=enabled ;; xno) enable_protochain=disabled ;; x) enable_protochain=enabled ;; esac if test "$enable_protochain" = "disabled"; then $as_echo "#define NO_PROTOCHAIN 1" >>confdefs.h fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${enable_protochain}" >&5 $as_echo "${enable_protochain}" >&6; } # # valgrindtest directly uses the native capture mechanism, but # only tests with BPF and PF_PACKET sockets; only enable it if # we have BPF or PF_PACKET sockets. # VALGRINDTEST_SRC= # # SITA support is mutually exclusive with native capture support; # "--with-sita" selects SITA support. # # Check whether --with-sita was given. if test "${with_sita+set}" = set; then : withval=$with_sita; if test ! "x$withval" = "xno" ; then $as_echo "#define SITA 1" >>confdefs.h { $as_echo "$as_me:${as_lineno-$LINENO}: Enabling SITA ACN support" >&5 $as_echo "$as_me: Enabling SITA ACN support" >&6;} V_PCAP=sita fi else # Check whether --with-pcap was given. if test "${with_pcap+set}" = set; then : withval=$with_pcap; fi if test ! -z "$with_pcap" ; then V_PCAP="$withval" else # # Check for a bunch of headers for various packet # capture mechanisms. # for ac_header in net/bpf.h do : ac_fn_c_check_header_mongrel "$LINENO" "net/bpf.h" "ac_cv_header_net_bpf_h" "$ac_includes_default" if test "x$ac_cv_header_net_bpf_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_NET_BPF_H 1 _ACEOF fi done if test "$ac_cv_header_net_bpf_h" = yes; then # # Does it define BIOCSETIF? # I.e., is it a header for an LBL/BSD-style capture # mechanism, or is it just a header for a BPF filter # engine? Some versions of Arch Linux, for example, # have a net/bpf.h that doesn't define BIOCSETIF; # as it's a Linux, it should use packet sockets, # instead. # # We need: # # sys/types.h, because FreeBSD 10's net/bpf.h # requires that various BSD-style integer types # be defined; # # sys/ioctl.h and, if we have it, sys/ioccom.h, # because net/bpf.h defines ioctls; # # net/if.h, because it defines some structures # used in ioctls defined by net/bpf.h; # # sys/socket.h, because OpenBSD 5.9's net/bpf.h # defines some structure fields as being # struct sockaddrs; # # and net/bpf.h doesn't necessarily include all # of those headers itself. # { $as_echo "$as_me:${as_lineno-$LINENO}: checking if net/bpf.h defines BIOCSETIF" >&5 $as_echo_n "checking if net/bpf.h defines BIOCSETIF... " >&6; } if ${ac_cv_lbl_bpf_h_defines_biocsetif+:} false; then : $as_echo_n "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #ifdef HAVE_SYS_IOCCOM_H #include #endif #include #include int main () { u_int i = BIOCSETIF; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO"; then : ac_cv_lbl_bpf_h_defines_biocsetif=yes else ac_cv_lbl_bpf_h_defines_biocsetif=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_bpf_h_defines_biocsetif" >&5 $as_echo "$ac_cv_lbl_bpf_h_defines_biocsetif" >&6; } fi for ac_header in net/pfilt.h net/enet.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : cat >>confdefs.h <<_ACEOF #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 _ACEOF fi done for ac_header in net/nit.h sys/net/nit.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : cat >>confdefs.h <<_ACEOF #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 _ACEOF fi done for ac_header in linux/socket.h net/raw.h sys/dlpi.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : cat >>confdefs.h <<_ACEOF #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 _ACEOF fi done if test "$ac_cv_lbl_bpf_h_defines_biocsetif" = yes; then # # BPF. # Check this before DLPI, so that we pick BPF on # Solaris 11 and later. # V_PCAP=bpf # # We have BPF, so build valgrindtest with "make test" # on macOS and FreeBSD (add your OS once there's a # valgrind for it). # case "$host_os" in freebsd*|darwin*|linux*) VALGRINDTEST_SRC=valgrindtest.c ;; esac elif test "$ac_cv_header_linux_socket_h" = yes; then # # No prizes for guessing this one. # V_PCAP=linux # # XXX - this won't work with older kernels that have # SOCK_PACKET sockets but not PF_PACKET sockets. # VALGRINDTEST_SRC=valgrindtest.c elif test "$ac_cv_header_net_pfilt_h" = yes; then # # DEC OSF/1, Digital UNIX, Tru64 UNIX # V_PCAP=pf elif test "$ac_cv_header_net_enet_h" = yes; then # # Stanford Enetfilter. # V_PCAP=enet elif test "$ac_cv_header_net_nit_h" = yes; then # # SunOS 4.x STREAMS NIT. # V_PCAP=snit elif test "$ac_cv_header_sys_net_nit_h" = yes; then # # Pre-SunOS 4.x non-STREAMS NIT. # V_PCAP=nit elif test "$ac_cv_header_net_raw_h" = yes; then # # IRIX snoop. # V_PCAP=snoop elif test "$ac_cv_header_sys_dlpi_h" = yes; then # # DLPI on pre-Solaris 11 SunOS 5, HP-UX, possibly others. # V_PCAP=dlpi else # # Nothing we support. # V_PCAP=null { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot determine packet capture interface" >&5 $as_echo "$as_me: WARNING: cannot determine packet capture interface" >&2;} { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: (see the INSTALL doc for more info)" >&5 $as_echo "$as_me: WARNING: (see the INSTALL doc for more info)" >&2;} fi fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking packet capture type" >&5 $as_echo_n "checking packet capture type... " >&6; } { $as_echo "$as_me:${as_lineno-$LINENO}: result: $V_PCAP" >&5 $as_echo "$V_PCAP" >&6; } # # Do capture-mechanism-dependent tests. # case "$V_PCAP" in dlpi) # # Needed for common functions used by pcap-[dlpi,libdlpi].c # SSRC="dlpisubs.c" # # Checks for some header files. # for ac_header in sys/bufmod.h sys/dlpi_ext.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : cat >>confdefs.h <<_ACEOF #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 _ACEOF fi done # # Checks to see if Solaris has the public libdlpi(3LIB) library. # Note: The existence of /usr/include/libdlpi.h does not mean it is the # public libdlpi(3LIB) version. Before libdlpi was made public, a # private version also existed, which did not have the same APIs. # Due to a gcc bug, the default search path for 32-bit libraries does # not include /lib, we add it explicitly here. # [http://bugs.opensolaris.org/view_bug.do?bug_id=6619485]. # Also, due to the bug above applications that link to libpcap with # libdlpi will have to add "-L/lib" option to "configure". # saved_ldflags=$LDFLAGS LDFLAGS="$LIBS -L/lib" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlpi_walk in -ldlpi" >&5 $as_echo_n "checking for dlpi_walk in -ldlpi... " >&6; } if ${ac_cv_lib_dlpi_dlpi_walk+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-ldlpi $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dlpi_walk (); int main () { return dlpi_walk (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_dlpi_dlpi_walk=yes else ac_cv_lib_dlpi_dlpi_walk=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dlpi_dlpi_walk" >&5 $as_echo "$ac_cv_lib_dlpi_dlpi_walk" >&6; } if test "x$ac_cv_lib_dlpi_dlpi_walk" = xyes; then : LIBS="-ldlpi $LIBS" V_PCAP=libdlpi $as_echo "#define HAVE_LIBDLPI 1" >>confdefs.h else V_PCAP=dlpi fi LDFLAGS=$saved_ldflags # # Checks whether is usable, to catch weird SCO # versions of DLPI. # { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether is usable" >&5 $as_echo_n "checking whether is usable... " >&6; } if ${ac_cv_sys_dlpi_usable+:} false; then : $as_echo_n "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include int main () { int i = DL_PROMISC_PHYS; ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO"; then : ac_cv_sys_dlpi_usable=yes else ac_cv_sys_dlpi_usable=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_dlpi_usable" >&5 $as_echo "$ac_cv_sys_dlpi_usable" >&6; } if test $ac_cv_sys_dlpi_usable = no ; then as_fn_error $? " is not usable on this system; it probably has a non-standard DLPI" "$LINENO" 5 fi # # Check to see if Solaris has the dl_passive_req_t struct defined # in . # This check is for DLPI support for passive modes. # See dlpi(7P) for more details. # ac_fn_c_check_type "$LINENO" "dl_passive_req_t" "ac_cv_type_dl_passive_req_t" " #include #include " if test "x$ac_cv_type_dl_passive_req_t" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_DL_PASSIVE_REQ_T 1 _ACEOF fi ;; linux) # # Do we have the wireless extensions? # for ac_header in linux/wireless.h do : ac_fn_c_check_header_compile "$LINENO" "linux/wireless.h" "ac_cv_header_linux_wireless_h" " #include #include #include " if test "x$ac_cv_header_linux_wireless_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_LINUX_WIRELESS_H 1 _ACEOF fi done # # Do we have libnl? # # Check whether --with-libnl was given. if test "${with_libnl+set}" = set; then : withval=$with_libnl; with_libnl=$withval else with_libnl=if_available fi if test x$with_libnl != xno ; then have_any_nl="no" incdir=-I/usr/include/libnl3 libnldir= case "$with_libnl" in yes|if_available) ;; *) if test -d $withval; then libnldir=-L${withval}/lib/.libs incdir=-I${withval}/include fi ;; esac # # Try libnl 3.x first. # { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_socket_alloc in -lnl-3" >&5 $as_echo_n "checking for nl_socket_alloc in -lnl-3... " >&6; } if ${ac_cv_lib_nl_3_nl_socket_alloc+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lnl-3 ${incdir} ${libnldir} -lnl-genl-3 -lnl-3 $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char nl_socket_alloc (); int main () { return nl_socket_alloc (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_nl_3_nl_socket_alloc=yes else ac_cv_lib_nl_3_nl_socket_alloc=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nl_3_nl_socket_alloc" >&5 $as_echo "$ac_cv_lib_nl_3_nl_socket_alloc" >&6; } if test "x$ac_cv_lib_nl_3_nl_socket_alloc" = xyes; then : # # Yes, we have libnl 3.x. # LIBS="${libnldir} -lnl-genl-3 -lnl-3 $LIBS" $as_echo "#define HAVE_LIBNL 1" >>confdefs.h $as_echo "#define HAVE_LIBNL_3_x 1" >>confdefs.h $as_echo "#define HAVE_LIBNL_NLE 1" >>confdefs.h $as_echo "#define HAVE_LIBNL_SOCKETS 1" >>confdefs.h V_INCLS="$V_INCLS ${incdir}" have_any_nl="yes" fi if test x$have_any_nl = xno ; then # # Try libnl 2.x # { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_socket_alloc in -lnl" >&5 $as_echo_n "checking for nl_socket_alloc in -lnl... " >&6; } if ${ac_cv_lib_nl_nl_socket_alloc+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lnl $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char nl_socket_alloc (); int main () { return nl_socket_alloc (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_nl_nl_socket_alloc=yes else ac_cv_lib_nl_nl_socket_alloc=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nl_nl_socket_alloc" >&5 $as_echo "$ac_cv_lib_nl_nl_socket_alloc" >&6; } if test "x$ac_cv_lib_nl_nl_socket_alloc" = xyes; then : # # Yes, we have libnl 2.x. # LIBS="${libnldir} -lnl-genl -lnl $LIBS" $as_echo "#define HAVE_LIBNL 1" >>confdefs.h $as_echo "#define HAVE_LIBNL_2_x 1" >>confdefs.h $as_echo "#define HAVE_LIBNL_NLE 1" >>confdefs.h $as_echo "#define HAVE_LIBNL_SOCKETS 1" >>confdefs.h have_any_nl="yes" fi fi if test x$have_any_nl = xno ; then # # No, we don't; do we have libnl 1.x? # { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_handle_alloc in -lnl" >&5 $as_echo_n "checking for nl_handle_alloc in -lnl... " >&6; } if ${ac_cv_lib_nl_nl_handle_alloc+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lnl $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. 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"libnl support requested but libnl not found" "$LINENO" 5 fi fi fi for ac_header in linux/ethtool.h do : ac_fn_c_check_header_compile "$LINENO" "linux/ethtool.h" "ac_cv_header_linux_ethtool_h" " $ac_includes_default #include " if test "x$ac_cv_header_linux_ethtool_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_LINUX_ETHTOOL_H 1 _ACEOF fi done # # Check to see if struct tpacket_stats is defined in # . If so, then pcap-linux.c can use this # to report proper statistics. # # -Scott Barron # ac_fn_c_check_type "$LINENO" "struct tpacket_stats" "ac_cv_type_struct_tpacket_stats" " #include " if test "x$ac_cv_type_struct_tpacket_stats" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_STRUCT_TPACKET_STATS 1 _ACEOF fi # # Check to see if the tpacket_auxdata struct has a tp_vlan_tci member. # # NOTE: any failure means we conclude that it doesn't have that # member, so if we don't have tpacket_auxdata, we conclude it # doesn't have that member (which is OK, as either we won't be # using code that would use that member, or we wouldn't compile # in any case). ac_fn_c_check_member "$LINENO" "struct tpacket_auxdata" "tp_vlan_tci" "ac_cv_member_struct_tpacket_auxdata_tp_vlan_tci" " #include #include " if test "x$ac_cv_member_struct_tpacket_auxdata_tp_vlan_tci" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_STRUCT_TPACKET_AUXDATA_TP_VLAN_TCI 1 _ACEOF fi ;; bpf) # # Check whether we have the *BSD-style ioctls. # for ac_header in net/if_media.h do : ac_fn_c_check_header_mongrel "$LINENO" "net/if_media.h" "ac_cv_header_net_if_media_h" "$ac_includes_default" if test "x$ac_cv_header_net_if_media_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_NET_IF_MEDIA_H 1 _ACEOF fi done # # Check whether we have struct BPF_TIMEVAL. # ac_fn_c_check_type "$LINENO" "struct BPF_TIMEVAL" "ac_cv_type_struct_BPF_TIMEVAL" " #include #include #ifdef HAVE_SYS_IOCCOM_H #include #endif #include " if test "x$ac_cv_type_struct_BPF_TIMEVAL" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_STRUCT_BPF_TIMEVAL 1 _ACEOF fi ;; dag) # # --with-pcap=dag is the only way to get here, and it means # "DAG support but nothing else" # V_DEFS="$V_DEFS -DDAG_ONLY" xxx_only=yes ;; septel) # # --with-pcap=septel is the only way to get here, and it means # "Septel support but nothing else" # V_DEFS="$V_DEFS -DSEPTEL_ONLY" xxx_only=yes ;; snf) # # --with-pcap=snf is the only way to get here, and it means # "SNF support but nothing else" # V_DEFS="$V_DEFS -DSNF_ONLY" xxx_only=yes ;; null) ;; *) as_fn_error $? "$V_PCAP is not a valid pcap type" "$LINENO" 5 ;; esac if test "$V_PCAP" != null then ac_fn_c_check_func "$LINENO" "getifaddrs" "ac_cv_func_getifaddrs" if test "x$ac_cv_func_getifaddrs" = xyes; then : # # We have "getifaddrs()"; make sure we have # as well, just in case some platform is really weird. # ac_fn_c_check_header_mongrel "$LINENO" "ifaddrs.h" "ac_cv_header_ifaddrs_h" "$ac_includes_default" if test "x$ac_cv_header_ifaddrs_h" = xyes; then : # # We have the header, so we use "getifaddrs()" to # get the list of interfaces. # V_FINDALLDEVS=fad-getad.c else # # We don't have the header - give up. # XXX - we could also fall back on some other # mechanism, but, for now, this'll catch this # problem so that we can at least try to figure # out something to do on systems with "getifaddrs()" # but without "ifaddrs.h", if there is something # we can do on those systems. # as_fn_error $? "Your system has getifaddrs() but doesn't have a usable ." "$LINENO" 5 fi else # # Well, we don't have "getifaddrs()", at least not with the # libraries with which we've decided we need to link # libpcap with, so we have to use some other mechanism. # # Note that this may happen on Solaris, which has # getifaddrs(), but in -lsocket, not in -lxnet, so we # won't find it if we link with -lxnet, which we want # to do for other reasons. # # For now, we use either the SIOCGIFCONF ioctl or the # SIOCGLIFCONF ioctl, preferring the latter if we have # it; the latter is a Solarisism that first appeared # in Solaris 8. (Solaris's getifaddrs() appears to # be built atop SIOCGLIFCONF; using it directly # avoids a not-all-that-useful middleman.) # { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have SIOCGLIFCONF" >&5 $as_echo_n "checking whether we have SIOCGLIFCONF... " >&6; } if ${ac_cv_lbl_have_siocglifconf+:} false; then : $as_echo_n "(cached) " >&6 else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include #include #include #include #include int main () { ioctl(0, SIOCGLIFCONF, (char *)0); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO"; then : ac_cv_lbl_have_siocglifconf=yes else ac_cv_lbl_have_siocglifconf=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_have_siocglifconf" >&5 $as_echo "$ac_cv_lbl_have_siocglifconf" >&6; } if test $ac_cv_lbl_have_siocglifconf = yes ; then V_FINDALLDEVS=fad-glifc.c else V_FINDALLDEVS=fad-gifc.c fi fi fi fi case "$host_os" in linux*) for ac_header in linux/net_tstamp.h do : ac_fn_c_check_header_mongrel "$LINENO" "linux/net_tstamp.h" "ac_cv_header_linux_net_tstamp_h" "$ac_includes_default" if test "x$ac_cv_header_linux_net_tstamp_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_LINUX_NET_TSTAMP_H 1 _ACEOF fi done ;; *) { $as_echo "$as_me:${as_lineno-$LINENO}: no hardware timestamp support implemented for $host_os" >&5 $as_echo "$as_me: no hardware timestamp support implemented for $host_os" >&6;} ;; esac # Check whether --enable-packet-ring was given. if test "${enable_packet_ring+set}" = set; then : enableval=$enable_packet_ring; else enable_packet_ring=yes fi if test "x$enable_packet_ring" != "xno" ; then $as_echo "#define PCAP_SUPPORT_PACKET_RING 1" >>confdefs.h fi # # Check for socklen_t. # ac_fn_c_check_type "$LINENO" "socklen_t" "ac_cv_type_socklen_t" " #include #include " if test "x$ac_cv_type_socklen_t" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_SOCKLEN_T 1 _ACEOF fi # Check whether --enable-ipv6 was given. if test "${enable_ipv6+set}" = set; then : enableval=$enable_ipv6; else enable_ipv6=yes fi if test "$enable_ipv6" != "no"; then # # We've already made sure we have getaddrinfo above in # AC_LBL_LIBRARY_NET. # $as_echo "#define INET6 1" >>confdefs.h fi # Check for Endace DAG card support. # Check whether --with-dag was given. if test "${with_dag+set}" = set; then : withval=$with_dag; if test "$withval" = no then # User doesn't want DAG support. want_dag=no elif test "$withval" = yes then # User wants DAG support but hasn't specified a directory. want_dag=yes else # User wants DAG support and has specified a directory, so use the provided value. want_dag=yes dag_root=$withval fi else if test "$V_PCAP" = dag; then # User requested DAG-only libpcap, so we'd better have # the DAG API. want_dag=yes elif test "xxx_only" = yes; then # User requested something-else-only pcap, so they don't # want DAG support. want_dag=no else # # Use DAG API if present, otherwise don't # want_dag=ifpresent fi fi # Check whether --with-dag-includes was given. if test "${with_dag_includes+set}" = set; then : withval=$with_dag_includes; # User wants DAG support and has specified a header directory, so use the provided value. want_dag=yes dag_include_dir=$withval fi # Check whether --with-dag-libraries was given. if test "${with_dag_libraries+set}" = set; then : withval=$with_dag_libraries; # User wants DAG support and has specified a library directory, so use the provided value. want_dag=yes dag_lib_dir=$withval fi if test "$want_dag" != no; then # If necessary, set default paths for DAG API headers and libraries. if test -z "$dag_root"; then dag_root=/usr/local fi if test -z "$dag_include_dir"; then dag_include_dir="$dag_root/include" fi if test -z "$dag_lib_dir"; then dag_lib_dir="$dag_root/lib" fi V_INCLS="$V_INCLS -I$dag_include_dir" for ac_header in dagapi.h do : ac_fn_c_check_header_mongrel "$LINENO" "dagapi.h" "ac_cv_header_dagapi_h" "$ac_includes_default" if test "x$ac_cv_header_dagapi_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_DAGAPI_H 1 _ACEOF fi done if test "$ac_cv_header_dagapi_h" = yes; then if test $V_PCAP != dag ; then SSRC="$SSRC pcap-dag.c" fi # Check for various DAG API functions. # Don't need to save and restore LIBS to prevent -ldag being # included if there's a found-action (arg 3). saved_ldflags=$LDFLAGS LDFLAGS="-L$dag_lib_dir" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream in -ldag" >&5 $as_echo_n "checking for dag_attach_stream in -ldag... " >&6; } if ${ac_cv_lib_dag_dag_attach_stream+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-ldag $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dag_attach_stream (); int main () { return dag_attach_stream (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_dag_dag_attach_stream=yes else ac_cv_lib_dag_dag_attach_stream=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream" >&5 $as_echo "$ac_cv_lib_dag_dag_attach_stream" >&6; } if test "x$ac_cv_lib_dag_dag_attach_stream" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_LIBDAG 1 _ACEOF LIBS="-ldag $LIBS" else as_fn_error $? "DAG library lacks streams support" "$LINENO" 5 fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_attach_stream64 in -ldag" >&5 $as_echo_n "checking for dag_attach_stream64 in -ldag... " >&6; } if ${ac_cv_lib_dag_dag_attach_stream64+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-ldag $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dag_attach_stream64 (); int main () { return dag_attach_stream64 (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_dag_dag_attach_stream64=yes else ac_cv_lib_dag_dag_attach_stream64=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_attach_stream64" >&5 $as_echo "$ac_cv_lib_dag_dag_attach_stream64" >&6; } if test "x$ac_cv_lib_dag_dag_attach_stream64" = xyes; then : dag_large_streams="1" else dag_large_streams="0" fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_get_erf_types in -ldag" >&5 $as_echo_n "checking for dag_get_erf_types in -ldag... " >&6; } if ${ac_cv_lib_dag_dag_get_erf_types+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-ldag $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dag_get_erf_types (); int main () { return dag_get_erf_types (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_dag_dag_get_erf_types=yes else ac_cv_lib_dag_dag_get_erf_types=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_erf_types" >&5 $as_echo "$ac_cv_lib_dag_dag_get_erf_types" >&6; } if test "x$ac_cv_lib_dag_dag_get_erf_types" = xyes; then : $as_echo "#define HAVE_DAG_GET_ERF_TYPES 1" >>confdefs.h fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dag_get_stream_erf_types in -ldag" >&5 $as_echo_n "checking for dag_get_stream_erf_types in -ldag... " >&6; } if ${ac_cv_lib_dag_dag_get_stream_erf_types+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-ldag $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dag_get_stream_erf_types (); int main () { return dag_get_stream_erf_types (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_dag_dag_get_stream_erf_types=yes else ac_cv_lib_dag_dag_get_stream_erf_types=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dag_dag_get_stream_erf_types" >&5 $as_echo "$ac_cv_lib_dag_dag_get_stream_erf_types" >&6; } if test "x$ac_cv_lib_dag_dag_get_stream_erf_types" = xyes; then : $as_echo "#define HAVE_DAG_GET_STREAM_ERF_TYPES 1" >>confdefs.h fi LDFLAGS=$saved_ldflags # # We assume that if we have libdag we have libdagconf, # as they're installed at the same time from the same # package. # LIBS="$LIBS -ldag -ldagconf" LDFLAGS="$LDFLAGS -L$dag_lib_dir" if test "$dag_large_streams" = 1; then $as_echo "#define HAVE_DAG_LARGE_STREAMS_API 1" >>confdefs.h { $as_echo "$as_me:${as_lineno-$LINENO}: checking for vdag_set_device_info in -lvdag" >&5 $as_echo_n "checking for vdag_set_device_info in -lvdag... " >&6; } if ${ac_cv_lib_vdag_vdag_set_device_info+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lvdag $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char vdag_set_device_info (); int main () { return vdag_set_device_info (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_vdag_vdag_set_device_info=yes else ac_cv_lib_vdag_vdag_set_device_info=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_vdag_vdag_set_device_info" >&5 $as_echo "$ac_cv_lib_vdag_vdag_set_device_info" >&6; } if test "x$ac_cv_lib_vdag_vdag_set_device_info" = xyes; then : ac_dag_have_vdag="1" else ac_dag_have_vdag="0" fi if test "$ac_dag_have_vdag" = 1; then $as_echo "#define HAVE_DAG_VDAG 1" >>confdefs.h if test "$ac_lbl_have_pthreads" != "found"; then as_fn_error $? "DAG requires pthreads, but we didn't find them" "$LINENO" 5 fi LIBS="$LIBS $PTHREAD_LIBS" fi fi $as_echo "#define HAVE_DAG_API 1" >>confdefs.h else if test "$V_PCAP" = dag; then # User requested "dag" capture type but we couldn't # find the DAG API support. as_fn_error $? "DAG support requested with --with-pcap=dag, but the DAG headers weren't found at $dag_include_dir: make sure the DAG support is installed, specify a different path or paths if necessary, or don't request DAG support" "$LINENO" 5 fi if test "$want_dag" = yes; then # User wanted DAG support but we couldn't find it. as_fn_error $? "DAG support requested with --with-dag, but the DAG headers weren't found at $dag_include_dir: make sure the DAG support is installed, specify a different path or paths if necessary, or don't request DAG support" "$LINENO" 5 fi fi fi # Check whether --with-septel was given. if test "${with_septel+set}" = set; then : withval=$with_septel; if test "$withval" = no then want_septel=no elif test "$withval" = yes then want_septel=yes septel_root= else want_septel=yes septel_root=$withval fi else if test "$V_PCAP" = septel; then # User requested Septel-only libpcap, so we'd better have # the Septel API. want_septel=yes elif test "xxx_only" = yes; then # User requested something-else-only pcap, so they don't # want Septel support. want_septel=no else # # Use Septel API if present, otherwise don't # want_septel=ifpresent fi fi ac_cv_lbl_septel_api=no if test "$with_septel" != no; then { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have Septel API headers" >&5 $as_echo_n "checking whether we have Septel API headers... " >&6; } # If necessary, set default paths for Septel API headers and libraries. if test -z "$septel_root"; then septel_root=$srcdir/../septel fi septel_tools_dir="$septel_root" septel_include_dir="$septel_root/INC" if test -r "$septel_include_dir/msg.h"; then ac_cv_lbl_septel_api=yes fi if test "$ac_cv_lbl_septel_api" = yes; then { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($septel_include_dir)" >&5 $as_echo "yes ($septel_include_dir)" >&6; } V_INCLS="$V_INCLS -I$septel_include_dir" ADDLOBJS="$ADDLOBJS $septel_tools_dir/asciibin.o $septel_tools_dir/bit2byte.o $septel_tools_dir/confirm.o $septel_tools_dir/fmtmsg.o $septel_tools_dir/gct_unix.o $septel_tools_dir/hqueue.o $septel_tools_dir/ident.o $septel_tools_dir/mem.o $septel_tools_dir/pack.o $septel_tools_dir/parse.o $septel_tools_dir/pool.o $septel_tools_dir/sdlsig.o $septel_tools_dir/strtonum.o $septel_tools_dir/timer.o $septel_tools_dir/trace.o" ADDLARCHIVEOBJS="$ADDLARCHIVEOBJS $septel_tools_dir/asciibin.o $septel_tools_dir/bit2byte.o $septel_tools_dir/confirm.o $septel_tools_dir/fmtmsg.o $septel_tools_dir/gct_unix.o $septel_tools_dir/hqueue.o $septel_tools_dir/ident.o $septel_tools_dir/mem.o $septel_tools_dir/pack.o $septel_tools_dir/parse.o $septel_tools_dir/pool.o $septel_tools_dir/sdlsig.o $septel_tools_dir/strtonum.o $septel_tools_dir/timer.o $septel_tools_dir/trace.o" if test "$V_PCAP" != septel ; then SSRC="$SSRC pcap-septel.c" fi $as_echo "#define HAVE_SEPTEL_API 1" >>confdefs.h else { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 $as_echo "no" >&6; } if test "$V_PCAP" = septel; then # User requested "septel" capture type but # we couldn't find the Septel API support. as_fn_error $? "Septel support requested with --with-pcap=septel, but the Septel headers weren't found at $septel_include_dir: make sure the Septel support is installed, specify a different path or paths if necessary, or don't request Septel support" "$LINENO" 5 fi if test "$want_septel" = yes; then # User wanted Septel support but we couldn't find it. as_fn_error $? "Septel support requested with --with-septel, but the Septel headers weren't found at $septel_include_dir: make sure the Septel support is installed, specify a different path or paths if necessary, or don't request Septel support" "$LINENO" 5 fi fi fi # Check for Myricom SNF support. # Check whether --with-snf was given. if test "${with_snf+set}" = set; then : withval=$with_snf; if test "$withval" = no then # User explicitly doesn't want SNF want_snf=no elif test "$withval" = yes then # User wants SNF support but hasn't specified a directory. want_snf=yes else # User wants SNF support with a specified directory. want_snf=yes snf_root=$withval fi else if test "$V_PCAP" = snf; then # User requested Sniffer-only libpcap, so we'd better have # the Sniffer API. want_snf=yes elif test "xxx_only" = yes; then # User requested something-else-only pcap, so they don't # want SNF support. want_snf=no else # # Use Sniffer API if present, otherwise don't # want_snf=ifpresent fi fi # Check whether --with-snf-includes was given. if test "${with_snf_includes+set}" = set; then : withval=$with_snf_includes; # User wants SNF with specific header directory want_snf=yes snf_include_dir=$withval fi # Check whether --with-snf-libraries was given. if test "${with_snf_libraries+set}" = set; then : withval=$with_snf_libraries; # User wants SNF with specific lib directory want_snf=yes snf_lib_dir=$withval fi ac_cv_lbl_snf_api=no if test "$with_snf" != no; then { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have Myricom Sniffer API" >&5 $as_echo_n "checking whether we have Myricom Sniffer API... " >&6; } # If necessary, set default paths for Sniffer headers and libraries. if test -z "$snf_root"; then snf_root=/opt/snf fi if test -z "$snf_include_dir"; then snf_include_dir="$snf_root/include" fi if test -z "$snf_lib_dir"; then snf_lib_dir="$snf_root/lib" fi if test -f "$snf_include_dir/snf.h"; then # We found a header; make sure we can link with the library saved_ldflags=$LDFLAGS LDFLAGS="$LDFLAGS -L$snf_lib_dir" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for snf_init in -lsnf" >&5 $as_echo_n "checking for snf_init in -lsnf... " >&6; } if ${ac_cv_lib_snf_snf_init+:} false; then : $as_echo_n "(cached) " >&6 else ac_check_lib_save_LIBS=$LIBS LIBS="-lsnf $LIBS" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* Override any GCC internal prototype to avoid an error. Use char because int might match the return type of a GCC builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char snf_init (); int main () { return snf_init (); ; return 0; } _ACEOF if ac_fn_c_try_link "$LINENO"; then : ac_cv_lib_snf_snf_init=yes else ac_cv_lib_snf_snf_init=no fi rm -f core conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_snf_snf_init" >&5 $as_echo "$ac_cv_lib_snf_snf_init" >&6; } if test "x$ac_cv_lib_snf_snf_init" = xyes; then : ac_cv_lbl_snf_api="yes" fi LDFLAGS="$saved_ldflags" if test "$ac_cv_lbl_snf_api" = no; then as_fn_error $? "SNF API cannot correctly be linked; check config.log" "$LINENO" 5 fi fi if test "$ac_cv_lbl_snf_api" = yes; then { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes ($snf_root)" >&5 $as_echo "yes ($snf_root)" >&6; } V_INCLS="$V_INCLS -I$snf_include_dir" LIBS="$LIBS -lsnf" LDFLAGS="$LDFLAGS -L$snf_lib_dir" if test "$V_PCAP" != snf ; then SSRC="$SSRC pcap-snf.c" fi $as_echo "#define HAVE_SNF_API 1" >>confdefs.h else { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 $as_echo "no" >&6; } if test "$want_snf" = yes; then # User requested "snf" capture type but # we couldn't find the Sniffer API support. as_fn_error $? "Myricom Sniffer support requested with --with-pcap=snf, but the Sniffer headers weren't found at $snf_include_dir: make sure the Sniffer support is installed, specify a different path or paths if necessary, or don't request Sniffer support" "$LINENO" 5 fi if test "$want_snf" = yes; then as_fn_error $? "Myricom Sniffer support requested with --with-snf, but the Sniffer headers weren't found at $snf_include_dir: make sure the Sniffer support is installed, specify a different path or paths if necessary, or don't request Sniffer support" "$LINENO" 5 fi fi fi # Check for Riverbed TurboCap support. # Check whether --with-turbocap was given. if test "${with_turbocap+set}" = set; then : withval=$with_turbocap; if test "$withval" = no then # User explicitly doesn't want TurboCap want_turbocap=no elif test "$withval" = yes then # User wants TurboCap support but hasn't specified a directory. want_turbocap=yes else # User wants TurboCap support with a specified directory. want_turbocap=yes turbocap_root=$withval fi else if test "xxx_only" = yes; then # User requested something-else-only pcap, so they don't # want TurboCap support. want_turbocap=no else # # Use TurboCap API if present, otherwise don't # want_turbocap=ifpresent fi fi ac_cv_lbl_turbocap_api=no if test "$want_turbocap" != no; then { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether TurboCap is supported" >&5 $as_echo_n "checking whether TurboCap is supported... " >&6; } save_CFLAGS="$CFLAGS" save_LIBS="$LIBS" if test ! -z "$turbocap_root"; then TURBOCAP_CFLAGS="-I$turbocap_root/include" TURBOCAP_LIBS="-L$turbocap_root/lib" CFLAGS="$CFLAGS $TURBOCAP_CFLAGS" fi cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int main () { TC_INSTANCE a; TC_PORT b; TC_BOARD c; TC_INSTANCE i; (void)TcInstanceCreateByName("foo", &i); ; return 0; } _ACEOF if ac_fn_c_try_compile "$LINENO"; then : ac_cv_lbl_turbocap_api=yes fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CFLAGS="$save_CFLAGS" if test $ac_cv_lbl_turbocap_api = yes; then { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 $as_echo "yes" >&6; } SSRC="$SSRC pcap-tc.c" V_INCLS="$V_INCLS $TURBOCAP_CFLAGS" LIBS="$LIBS $TURBOCAP_LIBS -lTcApi -lpthread -lstdc++" $as_echo "#define HAVE_TC_API 1" >>confdefs.h else { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 $as_echo "no" >&6; } if test "$want_turbocap" = yes; then # User wanted Turbo support but we couldn't find it. as_fn_error $? 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I guess the # problem is that the macro that ultimately does # the byte-swapping involves a conditional # expression that tests whether the value being # swapped is a compile-time constant or not, # using __builtin_constant_p(), and, depending # on whether it is, does a compile-time swap or # a run-time swap; perhaps the compiler always # considers one of the two results of the # conditional expressin is never evaluated, # because the conditional check is done at # compile time, and thus always says "that # expression is never executed". # # (Perhaps there should be a way of flagging # an expression that you *want* evaluated at # compile time, so that the compiler 1) warns # if it *can't* be evaluated at compile time # and 2) *doesn't* warn that the true or false # branch will never be reached.) # { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code option" >&5 $as_echo_n "checking whether the compiler supports the -Wunreachable-code option... 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