ConfigureChecks.cmake

   1 # ConfigureChecks.cmake
   2 #
   3 # Wireshark - Network traffic analyzer
   4 # By Gerald Combs <gerald@wireshark.org>
   5 # Copyright 1998 Gerald Combs
   6 #
   7 # This program is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU General Public License
   9 # as published by the Free Software Foundation; either version 2
  10 # of the License, or (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20 #
  21
  22 include(CMakePushCheckState)
  23
  24 #check system for includes
  25 include(CheckIncludeFile)
  26 check_include_file("arpa/inet.h"         HAVE_ARPA_INET_H)
  27 check_include_file("arpa/nameser.h"      HAVE_ARPA_NAMESER_H)
  28 check_include_file("dlfcn.h"             HAVE_DLFCN_H)
  29 check_include_file("fcntl.h"             HAVE_FCNTL_H)
  30 check_include_file("getopt.h"            HAVE_GETOPT_H)
  31 check_include_file("grp.h"               HAVE_GRP_H)
  32 check_include_file("ifaddrs.h"           HAVE_IFADDRS_H)
  33 check_include_file("netinet/in.h"        HAVE_NETINET_IN_H)
  34 check_include_file("netdb.h"             HAVE_NETDB_H)
  35 # We need to set the path to Wpdpack in order to find Ntddndis.h
  36 #cmake_push_check_state()
  37 #set(CMAKE_REQUIRED_INCLUDES ${PCAP_INCLUDE_DIRS})
  38 #check_include_file("Ntddndis.h"          HAVE_NTDDNDIS_H)
  39 #cmake_pop_check_state()
  40 check_include_file("portaudio.h"         HAVE_PORTAUDIO_H)
  41 check_include_file("pwd.h"               HAVE_PWD_H)
  42 check_include_file("sys/ioctl.h"         HAVE_SYS_IOCTL_H)
  43 check_include_file("sys/param.h"         HAVE_SYS_PARAM_H)
  44 check_include_file("sys/socket.h"        HAVE_SYS_SOCKET_H)
  45 check_include_file("sys/sockio.h"        HAVE_SYS_SOCKIO_H)
  46 check_include_file("sys/stat.h"          HAVE_SYS_STAT_H)
  47 check_include_file("sys/time.h"          HAVE_SYS_TIME_H)
  48 check_include_file("sys/types.h"         HAVE_SYS_TYPES_H)
  49 check_include_file("sys/utsname.h"       HAVE_SYS_UTSNAME_H)
  50 check_include_file("sys/wait.h"          HAVE_SYS_WAIT_H)
  51 check_include_file("unistd.h"            HAVE_UNISTD_H)
  52
  53 #
  54 # On Linux, check for some additional headers, which we need as a
  55 # workaround for a bonding driver bug and for libpcap's current lack
  56 # of its own workaround for that bug.
  57 #
  58 if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
  59         #
  60         # Those header files require <sys/socket.h>.
  61         #
  62         check_c_source_compiles(
  63                 "#include <sys/socket.h>
  64                 #include <linux/sockios.h>
  65                 int main(void)
  66                 {
  67                         return 0;
  68                 }"
  69                 HAVE_LINUX_SOCKIOS_H
  70         )
  71         check_c_source_compiles(
  72                 "#include <sys/socket.h>
  73                 #include <linux/if_bonding.h>
  74                 int main(void)
  75                 {
  76                         return 0;
  77                 }"
  78                 HAVE_LINUX_IF_BONDING_H
  79         )
  80 endif()
  81
  82 #Functions
  83 include(CheckFunctionExists)
  84 include(CheckSymbolExists)
  85 check_function_exists("chown"            HAVE_CHOWN)
  86
  87 cmake_push_check_state()
  88 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_DL_LIBS})
  89 check_function_exists("dladdr"           HAVE_DLADDR)
  90 cmake_pop_check_state()
  91
  92 #
  93 # Use check_symbol_exists just in case math.h does something magic
  94 # and there's not actually a function named floorl()
  95 #
  96 cmake_push_check_state()
  97 set(CMAKE_REQUIRED_INCLUDES ${M_INCLUDE_DIRS})
  98 set(CMAKE_REQUIRED_LIBRARIES ${M_LIBRARIES})
  99 check_symbol_exists("floorl" "math.h"    HAVE_FLOORL)
 100 check_symbol_exists("lrint"  "math.h"    HAVE_LRINT)
 101 cmake_pop_check_state()
 102
 103 check_function_exists("getopt_long"      HAVE_GETOPT_LONG)
 104 if(HAVE_GETOPT_LONG)
 105         if(HAVE_GETOPT_H)
 106                 check_symbol_exists("optreset" "getopt.h" HAVE_OPTRESET)
 107         else()
 108                 check_symbol_exists("optreset"           HAVE_OPTRESET)
 109         endif()
 110 endif()
 111 check_function_exists("getifaddrs"       HAVE_GETIFADDRS)
 112 check_function_exists("issetugid"        HAVE_ISSETUGID)
 113 check_function_exists("mkdtemp"          HAVE_MKDTEMP)
 114 check_function_exists("mkstemps"         HAVE_MKSTEMPS)
 115 check_function_exists("popcount"         HAVE_POPCOUNT)
 116 check_function_exists("setresgid"        HAVE_SETRESGID)
 117 check_function_exists("setresuid"        HAVE_SETRESUID)
 118 check_function_exists("strptime"         HAVE_STRPTIME)
 119 if (APPLE)
 120         cmake_push_check_state()
 121         set(CMAKE_REQUIRED_LIBRARIES ${APPLE_CORE_FOUNDATION_LIBRARY})
 122         check_function_exists("CFPropertyListCreateWithStream" HAVE_CFPROPERTYLISTCREATEWITHSTREAM)
 123         cmake_pop_check_state()
 124 endif()
 125
 126 #Struct members
 127 include(CheckStructHasMember)
 128 check_struct_has_member("struct sockaddr" sa_len         sys/socket.h HAVE_STRUCT_SOCKADDR_SA_LEN)
 129 check_struct_has_member("struct stat"     st_flags       sys/stat.h   HAVE_STRUCT_STAT_ST_FLAGS)
 130 check_struct_has_member("struct stat"     st_birthtime   sys/stat.h   HAVE_STRUCT_STAT_ST_BIRTHTIME)
 131 check_struct_has_member("struct stat"     __st_birthtime sys/stat.h   HAVE_STRUCT_STAT___ST_BIRTHTIME)
 132 check_struct_has_member("struct tm"       tm_zone        time.h       HAVE_STRUCT_TM_TM_ZONE)
 133
 134 #Symbols but NOT enums or types
 135 check_symbol_exists(tzname "time.h" HAVE_TZNAME)
 136
 137 # Check for stuff that isn't testable via the tests above
 138
 139 #
 140 # *If* we found libnl, check if we can use nl80211 stuff with it.
 141 #
 142 if (NL_FOUND)
 143         check_c_source_compiles(
 144                 "#include <linux/nl80211.h>
 145                 int main() {
 146                         int x = NL80211_FREQUENCY_ATTR_MAX_TX_POWER;
 147                         x |= NL80211_ATTR_SUPPORTED_IFTYPES;
 148                         x |= NL80211_ATTR_SUPPORTED_COMMANDS;
 149                         x |= NL80211_ATTR_WIPHY_FREQ;
 150                         x |= NL80211_CHAN_NO_HT;
 151                         (void)x;
 152                 }"
 153                 HAVE_NL80211
 154         )
 155         check_c_source_compiles(
 156                 "#include <linux/nl80211.h>
 157                 int main() {
 158                         enum nl80211_commands x = NL80211_CMD_SET_CHANNEL;
 159                 }"
 160                 HAVE_NL80211_CMD_SET_CHANNEL
 161         )
 162         check_c_source_compiles(
 163                 "#include <linux/nl80211.h>
 164                 int main() {
 165                         enum nl80211_protocol_features x = NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP;
 166                 }"
 167                 HAVE_NL80211_SPLIT_WIPHY_DUMP
 168         )
 169         check_c_source_compiles(
 170                 "#include <linux/nl80211.h>
 171                 int main() {
 172                         enum nl80211_attrs x = NL80211_ATTR_VHT_CAPABILITY;
 173                 }"
 174                 HAVE_NL80211_VHT_CAPABILITY
 175         )
 176 endif()
 177
 178 #
 179 # Editor modelines  -  http://www.wireshark.org/tools/modelines.html
 180 #
 181 # Local variables:
 182 # c-basic-offset: 8
 183 # tab-width: 8
 184 # indent-tabs-mode: t
 185 # End:
 186 #
 187 # vi: set shiftwidth=8 tabstop=8 noexpandtab:
 188 # :indentSize=8:tabSize=8:noTabs=false:
 189 #