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configure.ac
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configure.ac
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# Process this file with autoconf to produce a configure script.
AC_INIT
AC_CONFIG_SRCDIR([capture_framework.h])
AC_PREREQ(2.57)
# Check for host type
AC_CANONICAL_HOST
# Checks for programs.
AC_PROG_CC_STDC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_PROG_CPP
AC_LANG_CPLUSPLUS
BUILD_CAPTURE_LINUX_WIFI=0
BUILD_CAPTURE_LINUX_BLUETOOTH=0
BUILD_CAPTURE_PCAPFILE=0
BUILD_CAPTURE_KISMETDB=1
BUILD_CAPTURE_HACKRF_SWEEP=0
BUILD_CAPTURE_OSX_COREWLAN=0
BUILD_CAPTURE_SDR_RTL433=1
BUILD_CAPTURE_SDR_RTLAMR=1
BUILD_CAPTURE_SDR_RTLADSB=1
BUILD_CAPTURE_FREAKLABS_ZIGBEE=1
BUILD_CAPTURE_NRF_MOUSEJACK=0
BUILD_CAPTURE_TI_CC_2540=0
BUILD_CAPTURE_TI_CC_2531=0
BUILD_CAPTURE_UBERTOOTH_ONE=0
BUILD_CAPTURE_NRF_51822=0
BUILD_CAPTURE_NXP_KW41Z=0
# Liberated from ethereal's configure.in
#
# Add any platform-specific compiler flags needed.
#
AC_MSG_CHECKING(for platform-specific compiler flags)
if test "x$GCC" = x
then
#
# Not GCC - assume it's the vendor's compiler.
#
case "$host_os" in
darwin10*)
# Snow leopard and newer, no -bundle in plugins
CFLAGS="-no-cpp-precomp $CFLAGS"
LDFLAGS="$LDFLAGS -framework Foundation -framework CoreFoundation -F/System/Library/PrivateFrameworks -framework Apple80211 -framework IOKit"
PLUGINLDFLAGS="-flat_namespace -undefined suppress"
AC_MSG_RESULT(Apple OSX Snow Leopard or newer)
AC_DEFINE(SYS_DARWIN, 1, Compiling for OSX/Darwin)
darwin="yes"
;;
darwin*)
#
# It may be called "cc", but it's really a GCC derivative
# with a problematic special precompiler and precompiled
# headers; turn off the special precompiler, as some
# apparently-legal code won't compile with its precompiled
# headers.
#
CFLAGS="-no-cpp-precomp $CFLAGS"
LDFLAGS="$LDFLAGS -framework Foundation -framework CoreFoundation -F/System/Library/PrivateFrameworks -framework Apple80211 -framework IOKit"
PLUGINLDFLAGS="-bundle -flat_namespace -undefined suppress"
AC_MSG_RESULT(Apple GCC - added Apple80211 frameworks and no-precomp)
AC_DEFINE(SYS_DARWIN, 1, Compiling for OSX/Darwin)
darwin="yes"
;;
linux*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_LINUX, 1, Compiling for Linux OS)
linux="yes"
;;
freebsd*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_FREEBSD, 1, Compiling for FreeBSD)
bsd="yes"
;;
openbsd*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_OPENBSD, 1, Compiling for OpenBSD)
bsd="yes"
;;
netbsd*)
AC_MSG_RESULT(adding pkgsrc locations)
CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
LDFLAGS="$LDFLAGS -L/usr/pkg/lib"
AC_DEFINE(SYS_NETBSD, 1, Compiling for NetBSD)
bsd="yes"
;;
cygwin*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_CYGWIN, 1, Compiling for Cygwin)
cygwin="yes"
;;
*)
AC_MSG_RESULT(none needed)
;;
esac
else
case "$host_os" in
darwin10*)
# Snow leopard and newer, no -bundle in plugins
CFLAGS="-no-cpp-precomp $CFLAGS"
LDFLAGS="$LDFLAGS -framework Foundation -framework CoreFoundation -F/System/Library/PrivateFrameworks -framework Apple80211 -framework IOKit"
PLUGINLDFLAGS="-flat_namespace -undefined suppress"
AC_MSG_RESULT(Apple OSX Snow Leopard or newer)
AC_DEFINE(SYS_DARWIN, 1, Compiling for OSX/Darwin)
darwin="yes"
;;
darwin*)
#
# See comments above about Apple's lovely C compiler.
#
CFLAGS="-no-cpp-precomp $CFLAGS"
LDFLAGS="$LDFLAGS -framework Foundation -framework CoreFoundation -F/System/Library/PrivateFrameworks -framework Apple80211 -framework IOKit"
PLUGINLDFLAGS="-bundle -flat_namespace -undefined suppress"
AC_MSG_RESULT(Apple GCC - added Apple80211 frameworks and no-precomp)
AC_DEFINE(SYS_DARWIN, 1, Compiling for OSX/Darwin)
darwin="yes"
;;
linux*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_LINUX, 1, Compiling for Linux OS)
linux="yes"
;;
freebsd*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_FREEBSD, 1, Compiling for FreeBSD)
bsd="yes"
;;
openbsd*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_OPENBSD, 1, Compiling for OpenBSD)
bsd="yes"
;;
netbsd*)
AC_MSG_RESULT(adding pkgsrc locations)
CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
LDFLAGS="$LDFLAGS -L/usr/pkg/lib"
AC_DEFINE(SYS_NETBSD, 1, Compiling for NetBSD)
bsd="yes"
;;
cygwin*)
AC_MSG_RESULT(none needed)
AC_DEFINE(SYS_CYGWIN, 1, Compiling for Cygwin)
cygwin="yes"
;;
*)
AC_MSG_RESULT(none needed)
;;
esac
fi
AC_SUBST(PLUGINLDFLAGS)
CXXFLAGS="$CXXFLAGS -O3"
CFLAGS="$CFLAGS -O3"
if test "$cygwin" = "yes"; then
AC_MSG_CHECKING(cygwin compile flags)
AC_MSG_RESULT(__MINGW32__)
CXXFLAGS="$CXXFLAGS -D__MINGW32__"
else
# cygwin doesn't like rdynamic, will this hurt us?
LDFLAGS="$LDFLAGS -rdynamic"
fi
AC_CONFIG_HEADER([config.h])
# Config location for code to default to
CONFFILE_DIR=$sysconfdir
CONFFILE_DIR=`(
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix=${prefix}
eval echo "$CONFFILE_DIR"
)`
AC_DEFINE_UNQUOTED(SYSCONF_LOC, "$CONFFILE_DIR", system config directory)
AC_SUBST(CONFFILE_DIR)
LOCALSTATE_DIR=$localstatedir
LOCALSTATE_DIR=`(
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix=${prefix}
eval echo "$LOCALSTATE_DIR"
)`
AC_DEFINE_UNQUOTED(LOCALSTATE_DIR, "$LOCALSTATE_DIR", system state directory)
AC_SUBST(LOCALSTATE_DIR)
BIN_DIR=$bindir
BIN_DIR=`(
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix=${prefix}
eval echo "$BIN_DIR"
)`
AC_DEFINE_UNQUOTED(BIN_LOC, "$BIN_DIR", system binary directory)
AC_SUBST(BIN_DIR)
LIB_DIR=$libdir
LIB_DIR=`(
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix=${prefix}
eval echo "$LIB_DIR"
)`
AC_DEFINE_UNQUOTED(LIB_LOC, "$LIB_DIR", system library directory)
AC_SUBST(LIB_DIR)
DATA_DIR=$datarootdir
DATA_DIR=`(
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix=${prefix}
eval echo "$DATA_DIR"
)`
AC_DEFINE_UNQUOTED(DATA_LOC, "$DATA_DIR", system data directory)
AC_SUBST(DATA_DIR)
BASE_DIR=`(
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix=${prefix}
eval echo "$prefix"
)`
AC_SUBST(BASE_DIR)
# Check for endian
AC_C_BIGENDIAN
# Enable thread debugging
AC_ARG_ENABLE([mutex-name-debug],
AS_HELP_STRING([--enable-mutex-name-debug], [Enable naming of mutexes to help in debugging, this will use more RAM]),
[case "${enableval}" in
yes) AC_DEFINE(DEBUG_MUTEX_NAME, 1, Named mutex debugging) ;;
*) ;;
esac], [])
caponly=1
if test $caponly = 0; then
ALLTARGETS='$(STD_ALL)'
else
ALLTARGETS='$(DS_ONLY)'
fi
AC_SUBST(ALLTARGETS)
want_te_typesafety=yes
AC_ARG_ENABLE([element-typesafety],
AS_HELP_STRING([--disable-element-typesafety], [Disable runtime type safety of the tracked element system]),
[case "${enableval}" in
no) want_te_typesafety=no ;;
*) want_te_typesafety=yes ;;
esac],
[want_te_typesafety=yes]
)
if test "$want_te_typesafety"x == "yes"x; then
AC_DEFINE(TE_TYPE_SAFETY, 1, Enforce runtime type safety)
else
AC_DEFINE(TE_TYPE_SAFETY, 0, Do not enforce runtime type safety)
fi
HAVE_LIBDW=0
HAVE_LIBBFD=0
AC_CHECK_LIB([dw], [dwarf_begin], HAVE_LIBDW=1)
AC_CHECK_LIB([bfd], [bfd_alloc], HAVE_LIBBFD=1)
if test "$HAVE_LIBDW" = 1; then
AC_CHECK_HEADERS([elfutils/libdw.h elfutils/libdwfl.h dwarf.h], DEF_BW_HAS_LIBDW=1)
fi
if test "$HAVE_LIBBFD" = 1; then
AC_CHECK_HEADERS([bfd.h], DEF_BW_HAS_BFD=1)
fi
DEF_BW_HAS_UNWIND=0
DEF_BW_HAS_BACKTRACE=0
BACKTRACE_OK=0
AC_CHECK_HEADERS([unwind.h], DEF_BW_HAS_UNWIND=1)
AC_CHECK_HEADERS([execinfo.h], DEF_BW_HAS_BACKTRACE=1)
if test "$DEF_BW_HAS_UNWIND" = 1; then
BACKTRACE_WARNING="yes - Full debug info available on crash, using unwind"
AC_DEFINE(BACKWARD_HAS_UNWIND, 1, unwind stack support)
AC_DEFINE(BACKWARD_HAS_BACKTRACE, 0, no backtrace stack support)
BACKTRACE_OK=1
elif test "$DEF_BW_HAS_BACKTRACE" = 1; then
BACKTRACE_WARNING="yes - Full debug info available on crash, using backtrace"
AC_DEFINE(BACKWARD_HAS_BACKTRACE, 1, backtrace stack support)
BACKTRACE_OK=1
else
BACKTRACE_OK=0
BACKTRACE_WARNING="no - Backtraces will not be available on crashes"
AC_DEFINE(DISABLE_BACKWARD, 1, cannot support backtrace dumping)
fi
if test "$BACKTRACE_OK" = 1; then
# Libdw is the best support
if test "$DEF_BW_HAS_LIBDW" = 1; then
AC_DEFINE(BACKWARD_HAS_DW, 1, libdl for stack printing)
LIBS="$LIBS -ldw"
elif test "$DEF_BW_HAS_BFD" = 1; then
AC_DEFINE(BACKWARD_HAS_BFD, 1, libbfd for stack printing)
LIBS="$LIBS -lbfd"
elif test "$DEF_BW_HAS_BACKTRACE" = 1; then
AC_DEFINE(BACKWARD_HAS_BACKTRACE_SYMBOL, 1, backtrace stack support)
BACKTRACE_WARNING="partial - Missing libdw or libbfd will not print full stacks on crash"
else
BACKTRACE_OK=0
BACKTRACE_WARNING="no - Backtraces will not be available on crashes"
AC_DEFINE(DISABLE_BACKWARD, 1, cannot support backtrace dumping)
fi
fi
# Look for something to define standard int types
stdint=yes
AC_CHECK_HEADER([stdint.h],
AC_DEFINE(HAVE_STDINT_H, 1, stdint.h is present) stdint=yes,
stdint=no)
if test "$stdint" = "no"; then
inttypes=no
AC_CHECK_HEADER([inttypes.h],
AC_DEFINE(HAVE_INTTYPES_H, 1, inttypes.h is present) inttypes=yes,
inttypes=no)
fi
if test "$stdint" = "no"; then
if test "$inttypes" = "no"; then
AC_MSG_RESULT([failed])
AC_MSG_ERROR(could not find stdint.h or inttypes.h.)
fi
fi
# How do we do strerror?
AC_MSG_CHECKING([for strerror_r() return])
AC_LINK_IFELSE([AC_LANG_PROGRAM([
#include <string.h>
], [
int r;
r = strerror_r(1, (char *) NULL, 0);
return 0;
])],[strerror_r_int=yes], [strerror_r_int=no])
if test "$strerror_r_int" = "yes"; then
AC_MSG_RESULT([int])
AC_DEFINE(STRERROR_R_T, [int], [strerror_r return type])
else
AC_MSG_RESULT([char *])
AC_DEFINE(STRERROR_R_T, [char *], [strerror_r return type])
fi
# How does accept() work on this system?
AC_MSG_CHECKING([for accept() addrlen type])
OCFL="$CFLAGS"
CFLAGS="-Werror $CFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
]], [[
int s = 0;
struct sockaddr *addr = NULL;
socklen_t *addrlen = NULL;
accept(s, addr, addrlen);
return 0;
]])],[accept_socklen=yes],[accept_socklen=no])
if test "$accept_socklen" = "yes"; then
AC_MSG_RESULT([socklen_t])
AC_DEFINE(HAVE_SOCKLEN_T, 1, accept() takes type socklen_t for addrlen)
else
AC_MSG_RESULT([int])
fi
CFLAGS="$OCFL"
# Do we have pipe2?
AC_MSG_CHECKING([for pipe2])
OCFL="$CFLAGS"
CFLAGS="-Werror $CFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <unistd.h>
]], [[
int fd[2], flags;
pipe2(fd, flags);
return 0;
]])],[have_pipe2=yes],[have_pipe2=no])
if test "$have_pipe2" = "yes"; then
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_PIPE2, 1, System has pipe2)
else
AC_MSG_RESULT(NO)
fi
CFLAGS="$OCFL"
# Do we have large file support?
AC_SYS_LARGEFILE
# Do we need to use -ldl?
usedl=0
AC_CHECK_LIB([dl], [dlopen],
usedl=1,
AC_MSG_WARN([libdl doesn't seem to be needed on this system]))
if test "$usedl" = 1; then
LIBS="$LIBS -ldl"
CLIENTCLIBS="$CLIENTCLIBS -ldl"
fi
# We need libz
AC_CHECK_LIB([z], [deflate],
usez=1,
AC_MSG_ERROR([libz is required and could not be found]))
LIBS="$LIBS -lz"
# We need threads
PTHREAD_CFLAGS="-pthread"
PTHREAD_LIBS="-lpthread"
AC_SUBST(PTHREAD_CFLAGS)
AC_SUBST(PTHREAD_LIBS)
AC_MSG_CHECKING([for pthread_mutex_timedlock])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <pthread.h>
]], [[
pthread_mutex_timedlock(NULL, NULL);
return 0;
]])], [have_timedlock=yes],
[have_timedlock=no])
if test "$have_timedlock" = "yes"; then
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_PTHREAD_TIMELOCK, [1], [have pthread timelock])
else
AC_MSG_RESULT([no])
fi
OCPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS"
OLDFLAGS=$LDFLAGS
LDFLAGS="$CPPFLAGS"
# Do we need libm for math functions?
AC_MSG_CHECKING([for libm math function in std libs])
OCFL="$CFLAGS"
CFLAGS="-Werror $CFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <math.h>
]], [[
double x;
pow(x, x);
return 0;
]])],[needlibm=no],[needlibm=yes])
CFLAGS="$OCFL"
if test "$needlibm" = "yes"; then
AC_MSG_RESULT([no])
# Do we need to use -lm?
AC_CHECK_LIB([m], [pow],
LIBS="$LIBS -lm",
AC_MSG_ERROR([libm is needed and is not available]))
else
AC_MSG_RESULT([yes])
LIBMLIB="-lm"
AC_SUBST(LIBMLIB)
fi
# Do we use libstdc++?
# We need to swap to the g++ compiler here
oCC="$CC"
CC="$CXX"
AC_CHECK_LIB([stdc++], [main],
foundcxxl="stdc++" CXXLIBS="$CXXLIBS -lstdc++")
if test "$foundcxxl"x == "x" -a "$caponly" != 1; then
AC_MSG_ERROR(No standard stdc++ libraries found.)
fi
CC="$oCC"
AC_SUBST(CXXLIBS)
# Does the compiler handle various std::foo namespaces properly?
oCC="$CC"
CC="$CXX"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <string>
#include <cstdio>
]], [[
char *foo;
std::snprintf(foo, 10, "x");
return 0;
]])],[],[AC_DEFINE(MISSING_STD_SNPRINTF, 1, we need to shim std snprintf)])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <string>
#include <cstdio>
#include <cmath>
]], [[
std::isnan(1.0f);
return 0;
]])],[],[AC_DEFINE(MISSING_STD_ISNAN, 1, we need to shim isnan)])
CC="$oCC"
AC_MSG_CHECKING([for group 'root'])
if test "`grep -e ^root: /etc/group`" = ""; then
AC_MSG_RESULT([no. Using 'wheel'])
instgrp="wheel"
else
AC_MSG_RESULT([yes])
instgrp="root"
fi
AC_SUBST(instgrp)
# Check for process title manipulation stuff, from proftpd configure.in
AC_CHECK_FUNCS(setproctitle)
AC_CHECK_HEADERS(libutil.h)
AC_CHECK_LIB(util, setproctitle,
[AC_DEFINE(HAVE_SETPROCTITLE)
ac_cv_func_setproctitle="yes" ; LIBS="$LIBS -lutil"])
if test "$ac_cv_func_setproctitle" = "yes"; then
AC_DEFINE(PF_ARGV_TYPE, PF_ARGV_NONE)
else
pf_argv_set="no"
AC_CHECK_HEADERS(sys/pstat.h,have_pstat_h="yes",have_pstat_h="no")
if test "$have_pstat_h" = "yes"; then
AC_CHECK_FUNCS(pstat)
if test "$ac_cv_func_pstat" = "yes"; then
AC_DEFINE(PF_ARGV_TYPE, PF_ARGV_PSTAT, pstat argv type)
else
AC_DEFINE(PF_ARGV_TYPE, PF_ARGV_WRITEABLE, writeable argv type)
fi
pf_argv_set="yes"
fi
if test "$pf_argv_set" = "no"; then
AC_EGREP_HEADER([#define.*PS_STRINGS.*],sys/exec.h,
have_psstrings="yes",have_psstrings="no")
if test "$have_psstrings" = "yes"; then
AC_DEFINE(PF_ARGV_TYPE, PF_ARGV_PSSTRINGS)
pf_argv_set="yes"
fi
fi
if test "$pf_argv_set" = "no"; then
AC_CACHE_CHECK(whether __progname and __progname_full are available,
pf_cv_var_progname,
AC_TRY_LINK([extern char *__progname, *__progname_full;],
[__progname = "foo"; __progname_full = "foo bar";],
pf_cv_var_progname="yes", pf_cv_var_progname="no"))
if test "$pf_cv_var_progname" = "yes"; then
AC_DEFINE(HAVE___PROGNAME, 1, __PROGNAME glibc macro available)
fi
AC_CACHE_CHECK(which argv replacement method to use,
pf_cv_argv_type,
AC_EGREP_CPP(yes,[
#if defined(__GNU_HURD__)
yes
#endif
],pf_cv_argv_type="new", pf_cv_argv_type="writeable"))
if test "$pf_cv_argv_type" = "new"; then
AC_DEFINE(PF_ARGV_TYPE, PF_ARGV_NEW, new argv type)
pf_argv_set="yes"
fi
if test "$pf_argv_set" = "no"; then
AC_DEFINE(PF_ARGV_TYPE, PF_ARGV_WRITEABLE, writeable argv type)
fi
fi
fi
# Allow disabling mutex timeout, use with caution
AC_ARG_ENABLE(mutextimeout,
AS_HELP_STRING([--disable-mutextimeout], [Disable failsafe thread mutex timer, use with caution]),
[case "${enableval}" in
no) wantmutex=0 ;;
*) wantmutex=1 ;;
esac],
[wantmutex=1]
)
if test "$wantmutex" = 0; then
AC_DEFINE(DISABLE_MUTEX_TIMEOUT, 1, [Remove mutex deadlock timeout protection])
fi
linux_wireless="no"
# Check for linux headers if we're on linux systems
if test "$linux" = "yes"; then
AC_ARG_WITH(linuxheaders,
[ --with-linuxheaders[=DIR] Custom location of the Linux kernel headers if the glibc copies are insufficient ],
[
if test "$withval" != no -a "$withval" != "yes"; then
CPPFLAGS="$CPPFLAGS -I$withval"
fi
])
AC_ARG_ENABLE(linuxwext,
AS_HELP_STRING([--disable-linuxwext], [Disable Linux wireless extensions]),
[case "${enableval}" in
no) wantwext=no ;;
*) wantwext=yes ;;
esac],
[wantwext=yes]
)
linux_wireless="no"
if test "$wantwext" = "yes"; then
AC_CHECK_HEADER([linux/wireless.h],
[foundwexth=yes],,
[
#include <sys/types.h>
#include <netdb.h>
#include <linux/socket.h>
#include <asm/types.h>
#include <linux/if.h>
])
if test "$foundwexth" != "yes"; then
AC_MSG_ERROR(Failed to find a usable linux/wireless.h header for Linux Wireless Extensions. Either your kernel headers are missing or are incorrect. See config.log for the exact error. Compiling without wireless headers must be explicitly disabled)
fi
AC_MSG_CHECKING(that linux/wireless.h is what we expect)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <sys/types.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/resource.h>
#include <asm/types.h>
#include <linux/if.h>
#include <linux/wireless.h>
]], [[
struct iwreq wrq;
wrq.u.essid.flags = 0;
]])],[foundwextok=yes])
if test "$foundwextok" != "yes"; then
AC_MSG_RESULT(no)
AC_MSG_ERROR(Failed to find a usable linux/wireless.h header for Linux Wireless Extensions. Either your kernel headers are missing or are incorrect. See config.log for the exact error.)
fi # wexth
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_LINUX_WIRELESS, 1, Linux wireless extentions present)
linux_wireless="yes";
if test "$linux_wireless" = "yes"; then
iwfreqflag=no
AC_MSG_CHECKING(can we use iw_freq.flags)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <asm/types.h>
#include <linux/if.h>
#include <linux/wireless.h>
]], [[
struct iwreq wrq;
wrq.u.freq.flags = IW_FREQ_FIXED;
]])],[iwfreqflag=yes],[iwfreqflag=no])
if test "$iwfreqflag" = "no"; then
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_LINUX_IWFREQFLAG, 1, [Linux wireless iwfreq.flag])
fi
fi
fi # want headers
fi # linux
# Look for capability support
havecap="yes"
AC_CHECK_LIB([cap], [cap_init],,havecap=no)
AC_CHECK_HEADER([sys/prctl.h],, havecap=no)
AC_CHECK_HEADER([sys/capability.h],, havecap=no)
if test "$havecap" = "yes"; then
AC_DEFINE(HAVE_CAPABILITY, 1, kernel capability support)
caplibs="-lcap"
AC_SUBST(caplibs)
fi
AC_ARG_WITH(pcreheaders,
[ --with-pcreheaders[=DIR] Custom location of the PCRE library headers ],
[
if test "$withval" != no -a "$withval" != "yes"; then
CPPFLAGS="$CPPFLAGS -I$withval"
fi
])
AC_ARG_ENABLE(pcre,
AS_HELP_STRING([--disable-pcre], [Disable PCRE regex]),
[case "${enableval}" in
no) wantpcre=no ;;
*) wantpcre=yes ;;
esac],
[wantpcre=yes]
)
# Dont' check pcre if we're only building datasources
if test "$caponly" == 0; then
if test "$wantpcre" = "yes"; then
# Check for pcre
pcrel=no
AC_CHECK_LIB([pcre], [pcre_compile], pcrel=yes, pcrel=no)
if test "$pcrel" != "yes"; then
AC_MSG_WARN(Failed to find libpcre)
wantpcre=no
fi
if test "$wantpcre" = "yes"; then
pcreh=no
AC_CHECK_HEADER([pcre.h], pcreh=yes, pcreh=no)
if test "$pcreh" != "yes"; then
AC_MSG_WARN(Failed to find pcre headers check that the pcre-devel package is installed if your distribution provides separate packages)
wantpcre=no
fi
fi # wantpcre
if test "$wantpcre" = "yes"; then
AC_DEFINE(HAVE_LIBPCRE, 1, libpcre regex support)
LIBS="$LIBS -lpcre"
fi # pcre
fi
fi
foundsyspcap=no
if test "$cygwin" = yes; then
pcaplib="wpcap";
else
pcaplib="pcap";
fi
AC_CHECK_LIB([${pcaplib}], [pcap_open_live],
AC_DEFINE(HAVE_LIBPCAP, 1, libpcap packet capture lib) foundsyspcap=yes,
AC_MSG_ERROR(Libpcap required for proper operation))
if test "$foundsyspcap" = yes; then
## if we don't have a pcap.h, do a search for pcap/pcap.h
AC_CHECK_HEADER([pcap.h],
AC_DEFINE(HAVE_PCAP_H, 1, libpcap header) foundsyspcaph=yes)
if test "$foundsyspcaph" != yes; then
AC_CHECK_HEADER([pcap/pcap.h],
AC_DEFINE(HAVE_PCAP_H, 1, libpcap header) AC_DEFINE(HAVE_PCAPPCAP_H, 1, pcap/pcap.h),
AC_MSG_ERROR([found libpcap but unable to find pcap.h]))
fi
# Look for the new PCAP stuff
AC_CHECK_LIB([pcap], [pcap_setnonblock],
AC_DEFINE(HAVE_PCAP_NONBLOCK, 1, Nonblocking-capable libpcap),
AC_MSG_WARN(*** You don't appear to have a version of libpcap which supports non-blocking IO. We'll fake it, but you REALLY should upgrade your libpcap, as it may not support 802.11 capture sources, either. ***))
if test "$cygwin" != yes; then
AC_CHECK_LIB([${pcaplib}], [pcap_get_selectable_fd],
AC_DEFINE(HAVE_PCAP_GETSELFD, 1, Selectablefd-capable libpcap),
AC_MSG_ERROR(installed libpcap version does not support features Kismet requires. Upgrade to a current version of libpcap))
else
AC_CHECK_LIB([${pcaplib}], [pcap_fileno],
AC_DEFINE(HAVE_PCAP_FILENO, 1, pcapfileno-capable libwpcap),
AC_MSG_ERROR(installed libpcap version does not support features Kismet requires. Upgrade to a current version of libwpcap))
fi
# Look for PPI support in pcap
AC_MSG_CHECKING([for PPI support in libpcap])
OCFL="$CFLAGS"
CFLAGS="-Werror $CFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <pcap.h>
]], [[
return DLT_PPI==DLT_PPI;
]])],[haveppi=yes],[haveppi=no])
CFLAGS="$OCFL"
if test "$haveppi" = "yes"; then
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_PPI, 1, libpcap supports PPI)
else
AC_MSG_RESULT([no])
AC_MSG_ERROR([found libpcap and pcap.h but unable to compile with PPI support. Make sure you have a current version of libpcap."])
fi
pcaplnk="-l${pcaplib}"
AC_SUBST(pcaplnk)
pcap="yes"
DATASOURCE_BINS="$DATASOURCE_BINS \$(CAPTURE_PCAPFILE)"
BUILD_CAPTURE_PCAPFILE=1
BUILD_CAPTURE_LINUX_WIFI=0
if test "$linux" = "yes"; then
DATASOURCE_BINS="$DATASOURCE_BINS \$(CAPTURE_LINUX_WIFI)"
BUILD_CAPTURE_LINUX_WIFI=1
fi
fi
if test "$pcap" != "yes"; then
AC_MSG_ERROR(Could not find working libpcap. Libpcap is vital for the majority of capture sources Kismet supports. It must be explicitly disabled.)
fi
AC_SUBST(pcap)
PKG_PROG_PKG_CONFIG
if test "$bsd" = yes; then
AC_MSG_CHECKING(for BSD net80211/radiotap support)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/if_media.h>
#include <net80211/ieee80211_radiotap.h>
]], [[
]])],radiotap=yes bsdradiotap=yes, bsdradiotap=no radiotap=no)
AC_MSG_RESULT($bsdradiotap)
else
AC_MSG_WARN(Using local radiotap headers)
fi
if test "$radiotap" != "yes"; then
AC_DEFINE(HAVE_LOCAL_RADIOTAP, 1, local radiotap packet headers)
radiotaploc="local"
fi
if test "$bsdradiotap" = "yes"; then
AC_DEFINE(HAVE_BSD_SYS_RADIOTAP, 1, BSD radiotap packet headers)
radiotaploc="system (BSD)"
fi
if test "$linux" = "yes"; then
NMLIBS=""
NMCFLAGS=""
want_libnm="yes"
AC_ARG_ENABLE(libnm,
AS_HELP_STRING([--disable-libnm], [Disable libnm networkmanager support]),
[case "${enableval}" in
no) want_libnm=no ;;
*) want_libnm=yes ;;
esac],
[want_libnm=yes]
)
AS_IF([test "x$want_libnm" != "xno"], [
# Do we want to check it
PKG_CHECK_MODULES([libnm], [libnm], havelibnm=yes, havelibnm=no)
AS_IF([test "x$havelibnm" = "xyes"], [
NMLIBS=`pkg-config --libs libnm`
NMCFLAGS=`pkg-config --cflags libnm`
], [
LIBNM_MISSING_REASON="libnm package not found"
])
# Did it pass pkg check?
AS_IF([test "x$havelibnm" = "xyes"], [
OLIBS="$LIBS"
LIBS="$LIBS $NMLIBS"
OCPPFL="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $NMCFLAGS"
AC_MSG_CHECKING(For nm_device_set_managed in libnm)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <libnm/NetworkManager.h>
#include <glib.h>
]], [[
nm_device_set_managed(NULL, 0);
return 0;
]])],[havelibnm=yes],[havelibnm=no])
LIBS="$OLIBS"
CPPFLAGS="$OCPPFL"
])
# Did it fail compile test?
AS_IF([test "x$havelibnm" != "xyes"], [
AC_MSG_WARN(Libnm missing device_set_managed function may be a very old version)
havelibnm=no
NMLIBS=""
NMCFLAGS=""
LIBNM_MISSING_REASON="libnm missing required functions, may be very out of date"
])
# We're good
AS_IF([test "x$havelibnm" = "xyes"], [
AC_DEFINE(HAVE_LIBNM, 1, NetworkManager interface library)
])
],
[
LIBNM_MISSING_REASON="libnm disabled"
])
AC_SUBST(NMLIBS)
AC_SUBST(NMCFLAGS)
NLLIBS=""
NLCFLAGS=""
nlname=""
havenetlink=yes
netlink_force=no
AC_ARG_WITH(netlink-tiny,
[ --with-netlink-tiny Force libnl-tiny ],
[
netlink_force="tiny"
])
if test "$havenetlink" = "yes"; then
PKG_CHECK_MODULES(libnl30, [libnl-3.0], libnl30=yes, libnl30=no)
PKG_CHECK_MODULES(libnlgenl30, [libnl-genl-3.0], libnlgenl30=yes, libnlgenl30=no)
PKG_CHECK_MODULES(libnl20, [libnl-2.0], libnl20=yes, libnl20=no)
PKG_CHECK_MODULES(libnl1, [libnl-1], libnl1=yes, libnl1=no)
picked_nl=no
if test $netlink_force = "tiny"; then
picked_nl="tiny"
AC_CHECK_HEADER([netlink/netlink.h],
AC_DEFINE(HAVE_LIBNLTINY_HEADERS, 1, [libnltiny headers present]),
AC_MSG_ERROR([libnl-tiny requested but could not find headers]))
AC_DEFINE(HAVE_LIBNL, 1, libnl netlink library)
AC_DEFINE(HAVE_LIBNLTINY, 1, libnl-2.0 netlink library)
nlname="libnl-tiny"
fi
if test $picked_nl = "no" -a "$libnl30" = "yes" -a "$libnlgenl30" = "yes"; then
if test $netlink_force = "no" -o $netlink_force = "3"; then
picked_nl=3
AC_DEFINE(HAVE_LIBNL, 1, libnl netlink library)
AC_DEFINE(HAVE_LIBNL30, 1, libnl-3.0 netlink library)
nlname="libnl-3.0 libnl-genl-3.0"
fi
fi
if test $picked_nl = "no" -a "$libnl20" = "yes"; then
if test $netlink_force = "no" -o $netlink_force = "2"; then
picked_nl=2
AC_DEFINE(HAVE_LIBNL, 1, libnl netlink library)
AC_DEFINE(HAVE_LIBNL20, 1, libnl-2.0 netlink library)
nlname="libnl-2.0"
fi
fi
if test $picked_nl = "no" -a "$libnl1" = "yes"; then
if test $netlink_force = "no" -o $netlink_force = "1"; then
picked_nl=1
AC_DEFINE(HAVE_LIBNL, 1, libnl netlink library)
AC_DEFINE(HAVE_LIBNL10, 1, libnl netlink library)
nlname="libnl-1"
fi
fi
if test $picked_nl = "no"; then
havenetlink="no"
fi
if test "$nlname" != ""; then
if test "$picked_nl" == "tiny"; then
NLLIBS="-lnl-tiny"
else
NLLIBS=`pkg-config --libs $nlname`
NLCFLAGS=`pkg-config --cflags $nlname`
fi
fi
fi
if test "$havenetlink" = "yes"; then
OLIBS="$LIBS"
LIBS="$LIBS $NLLIBS"
OCPPFL="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $NLCFLAGS"