diff options
Diffstat (limited to 'release/src/router/cyassl/m4/lib_socket_nsl.m4')
-rw-r--r-- | release/src/router/cyassl/m4/lib_socket_nsl.m4 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/release/src/router/cyassl/m4/lib_socket_nsl.m4 b/release/src/router/cyassl/m4/lib_socket_nsl.m4 new file mode 100644 index 00000000..e786e61c --- /dev/null +++ b/release/src/router/cyassl/m4/lib_socket_nsl.m4 @@ -0,0 +1,25 @@ +dnl @synopsis LIB_SOCKET_NSL +dnl +dnl This macro figures out what libraries are required on this platform +dnl to link sockets programs. +dnl +dnl The common cases are not to need any extra libraries, or to need +dnl -lsocket and -lnsl. We need to avoid linking with libnsl unless we +dnl need it, though, since on some OSes where it isn't necessary it +dnl will totally break networking. Unisys also includes gethostbyname() +dnl in libsocket but needs libnsl for socket(). +dnl +dnl @category Misc +dnl @author Russ Allbery <rra@stanford.edu> +dnl @author Stepan Kasal <kasal@ucw.cz> +dnl @author Warren Young <warren@etr-usa.com> +dnl @version 2005-09-06 +dnl @license AllPermissive + +AC_DEFUN([LIB_SOCKET_NSL], +[ + AC_SEARCH_LIBS([gethostbyname], [nsl]) + AC_SEARCH_LIBS([socket], [socket], [], [ + AC_CHECK_LIB([socket], [socket], [LIBS="-lsocket -lnsl $LIBS"], + [], [-lnsl])]) +]) |