salome_adm/unix/config_files/check_sockets.m4

   1 AC_DEFUN([CHECK_SOCKETS],[
   2
   3 dnl Author
   4
   5 dnl Warren Young <warren@etr-usa.com>
   6 dnl M4 Source Code
   7
   8 echo
   9 echo ---------------------------------------------
  10 echo testing sockets
  11 echo ---------------------------------------------
  12 echo
  13
  14 AC_CACHE_CHECK(for libraries containing socket functions,
  15 ac_cv_socket_libs, [
  16         oCFLAGS=$CFLAGS
  17
  18         AC_TRY_LINK([
  19                         #include <sys/types.h>
  20                         #include <sys/socket.h>
  21                         #include <netinet/in.h>
  22                         #include <arpa/inet.h>
  23                 ],
  24                 [
  25                         struct in_addr add;
  26                         int sd = socket(AF_INET, SOCK_STREAM, 0);
  27                         inet_ntoa(add);
  28                 ],
  29                 ac_cv_socket_libs=-lc, ac_cv_socket_libs=no)
  30
  31         if test x"$ac_cv_socket_libs" = "xno"
  32         then
  33                 CFLAGS="$oCFLAGS -lsocket"
  34                 AC_TRY_LINK([
  35                                 #include <sys/types.h>
  36                                 #include <sys/socket.h>
  37                                 #include <netinet/in.h>
  38                                 #include <arpa/inet.h>
  39                         ],
  40                         [
  41                                 struct in_addr add;
  42                                 int sd = socket(AF_INET, SOCK_STREAM, 0);
  43                                 inet_ntoa(add);
  44                         ],
  45                         ac_cv_socket_libs=-lsocket, ac_cv_socket_libs=no)
  46         fi
  47
  48         if test x"$ac_cv_socket_libs" = "xno"
  49         then
  50                 CFLAGS="$oCFLAGS -lsocket -lnsl"
  51                 AC_TRY_LINK([
  52                                 #include <sys/types.h>
  53                                 #include <sys/socket.h>
  54                                 #include <netinet/in.h>
  55                                 #include <arpa/inet.h>
  56                         ],
  57                         [
  58                                 struct in_addr add;
  59                                 int sd = socket(AF_INET, SOCK_STREAM, 0);
  60                                 inet_ntoa(add);
  61                         ],
  62                         ac_cv_socket_libs="-lsocket -lnsl", ac_cv_socket_libs=no)
  63         fi
  64
  65         CFLAGS=$oCFLAGS
  66 ])
  67
  68         if test x"$ac_cv_socket_libs" = "xno"
  69         then
  70                 AC_MSG_ERROR([Cannot find socket libraries])
  71         elif test x"$ac_cv_socket_libs" = "x-lc"
  72         then
  73                 SOCKETLIBS=""
  74                 CPPFLAGS="-DHAVE_SOCKET $CPPFLAGS"
  75                 CORBA_IDLCXXFLAGS="-DHAVE_SOCKET $CORBA_IDLCXXFLAGS"
  76                 CORBA_IDLPYFLAGS="-DHAVE_SOCKET $CORBA_IDLPYFLAGS"
  77         else
  78                 SOCKETLIBS="$ac_cv_socket_libs"
  79                 CPPFLAGS="-DHAVE_SOCKET $CPPFLAGS"
  80                 CORBA_IDLCXXFLAGS="-DHAVE_SOCKET $CORBA_IDLCXXFLAGS"
  81                 CORBA_IDLPYFLAGS="-DHAVE_SOCKET $CORBA_IDLPYFLAGS"
  82         fi
  83
  84         AC_SUBST(SOCKETLIBS)
  85         AC_SUBST(SOCKETFLAGS)
  86 ]) dnl CHECK_SOCKET