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[modules/kernel.git] / salome_adm / unix / config_files / check_sockets.m4
1 dnl Copyright (C) 2007-2021  CEA/DEN, EDF R&D, OPEN CASCADE
2 dnl
3 dnl Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 dnl CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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7 dnl modify it under the terms of the GNU Lesser General Public
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9 dnl version 2.1 of the License, or (at your option) any later version.
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14 dnl Lesser General Public License for more details.
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20 dnl See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 dnl
22
23 AC_DEFUN([CHECK_SOCKETS],[
24
25 dnl Author
26
27 dnl Warren Young <warren@etr-usa.com>
28 dnl M4 Source Code
29
30 echo
31 echo ---------------------------------------------
32 echo testing sockets
33 echo ---------------------------------------------
34 echo
35
36 AC_CACHE_CHECK(for libraries containing socket functions,
37 ac_cv_socket_libs, [
38         oCFLAGS=$CFLAGS
39
40         AC_TRY_LINK([
41                         #include <sys/types.h>
42                         #include <sys/socket.h>
43                         #include <netinet/in.h>
44                         #include <arpa/inet.h>
45                 ],
46                 [
47                         struct in_addr add;
48                         int sd = socket(AF_INET, SOCK_STREAM, 0);
49                         inet_ntoa(add);
50                 ],
51                 ac_cv_socket_libs=-lc, ac_cv_socket_libs=no)
52
53         if test x"$ac_cv_socket_libs" = "xno"
54         then
55                 CFLAGS="$oCFLAGS -lsocket"
56                 AC_TRY_LINK([
57                                 #include <sys/types.h>
58                                 #include <sys/socket.h>
59                                 #include <netinet/in.h>
60                                 #include <arpa/inet.h>
61                         ],
62                         [
63                                 struct in_addr add;
64                                 int sd = socket(AF_INET, SOCK_STREAM, 0);
65                                 inet_ntoa(add);
66                         ],
67                         ac_cv_socket_libs=-lsocket, ac_cv_socket_libs=no)
68         fi
69
70         if test x"$ac_cv_socket_libs" = "xno"
71         then
72                 CFLAGS="$oCFLAGS -lsocket -lnsl"
73                 AC_TRY_LINK([
74                                 #include <sys/types.h>
75                                 #include <sys/socket.h>
76                                 #include <netinet/in.h>
77                                 #include <arpa/inet.h>
78                         ],
79                         [
80                                 struct in_addr add;
81                                 int sd = socket(AF_INET, SOCK_STREAM, 0);
82                                 inet_ntoa(add);
83                         ],
84                         ac_cv_socket_libs="-lsocket -lnsl", ac_cv_socket_libs=no)
85         fi
86
87         CFLAGS=$oCFLAGS
88 ])
89
90         if test x"$ac_cv_socket_libs" = "xno"
91         then
92                 AC_MSG_ERROR([Cannot find socket libraries])
93         elif test x"$ac_cv_socket_libs" = "x-lc"
94         then
95                 SOCKETLIBS=""
96                 CPPFLAGS="-DHAVE_SOCKET $CPPFLAGS"
97                 CORBA_IDLCXXFLAGS="-DHAVE_SOCKET $CORBA_IDLCXXFLAGS"
98                 CORBA_IDLPYFLAGS="-DHAVE_SOCKET $CORBA_IDLPYFLAGS"
99         else
100                 SOCKETLIBS="$ac_cv_socket_libs"
101                 CPPFLAGS="-DHAVE_SOCKET $CPPFLAGS"
102                 CORBA_IDLCXXFLAGS="-DHAVE_SOCKET $CORBA_IDLCXXFLAGS"
103                 CORBA_IDLPYFLAGS="-DHAVE_SOCKET $CORBA_IDLPYFLAGS"
104         fi
105
106         AC_SUBST(SOCKETLIBS)
107         AC_SUBST(SOCKETFLAGS)
108 ]) dnl CHECK_SOCKET