Check for network libraries the same way it is done in cURL.

This commit is contained in:
Yang Tse 2006-08-05 22:02:47 +00:00
parent c012e2b408
commit 52cc2a7a0c

View File

@ -16,10 +16,6 @@ solaris*)
;;
esac
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_SEARCH_LIBS(socket, socket)
dnl check for cygwin stuff
AC_LIBTOOL_WIN32_DLL
dnl ************************************************************
@ -81,17 +77,114 @@ esac
AC_MSG_RESULT($need_no_undefined)
AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
AC_MSG_CHECKING([if we need ws2_32 lib])
case $host in
*-*-mingw* | *-*-pw32*)
need_lib_ws2_32=yes
LIBS="$LIBS -lws2_32"
;;
*)
need_lib_ws2_32=no
;;
esac
AC_MSG_RESULT($need_lib_ws2_32)
dnl **********************************************************************
dnl Checks for libraries.
dnl **********************************************************************
dnl gethostbyname without lib or in the nsl lib?
AC_CHECK_FUNC(gethostbyname,
[HAVE_GETHOSTBYNAME="1"
],
[ AC_CHECK_LIB(nsl, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lnsl"
])
])
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl gethostbyname in the socket lib?
AC_CHECK_LIB(socket, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lsocket"
])
fi
dnl At least one system has been identified to require BOTH nsl and socket
dnl libs at the same time to link properly.
if test "$HAVE_GETHOSTBYNAME" != "1"
then
AC_MSG_CHECKING([for gethostbyname with both nsl and socket libs])
my_ac_save_LIBS=$LIBS
LIBS="-lnsl -lsocket $LIBS"
AC_TRY_LINK( ,
[gethostbyname();],
[ dnl found it!
HAVE_GETHOSTBYNAME="1"
AC_MSG_RESULT([yes])],
[ dnl failed!
AC_MSG_RESULT([no])
dnl restore LIBS
LIBS=$my_ac_save_LIBS]
)
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl This is for Msys/Mingw
AC_MSG_CHECKING([for gethostbyname in ws2_32])
my_ac_save_LIBS=$LIBS
LIBS="-lws2_32 $LIBS"
AC_TRY_LINK([#include <winsock2.h>],
[gethostbyname("www.dummysite.com");],
[ dnl worked!
ws2="yes"
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"],
[ dnl failed, restore LIBS
LIBS=$my_ac_save_LIBS
AC_MSG_RESULT(no)]
)
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl This is for eCos with a stubbed DNS implementation
AC_MSG_CHECKING([for gethostbyname for eCos])
AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>],
[gethostbyname("www.dummysite.com");],
[ dnl worked!
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"],
AC_MSG_RESULT(no)
)
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl gethostbyname in the net lib - for BeOS
AC_CHECK_LIB(net, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lnet"
])
fi
if test "$HAVE_GETHOSTBYNAME" = "1"; then
AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [If you have gethostbyname])
else
AC_MSG_ERROR([couldn't find libraries for gethostbyname()])
fi
AC_MSG_CHECKING([whether to use libgcc])
AC_ARG_ENABLE(libgcc,
AC_HELP_STRING([--enable-libgcc],[use libgcc when linking]),
[ case "$enableval" in
yes)
LIBS="$LIBS -lgcc"
AC_MSG_RESULT(yes)
;;
*) AC_MSG_RESULT(no)
;;
esac ],
AC_MSG_RESULT(no)
)
dnl **********************************************************************
dnl Back to "normal" configuring
dnl **********************************************************************
dnl Checks for header files.
AC_HEADER_STDC