diff options
Diffstat (limited to 'ares/m4')
| -rw-r--r-- | ares/m4/cares-functions.m4 | 92 |
1 files changed, 91 insertions, 1 deletions
diff --git a/ares/m4/cares-functions.m4 b/ares/m4/cares-functions.m4 index 40545d940..1da3f5a53 100644 --- a/ares/m4/cares-functions.m4 +++ b/ares/m4/cares-functions.m4 @@ -16,7 +16,7 @@ #*************************************************************************** # File version for 'aclocal' use. Keep it a single number. -# serial 30 +# serial 31 dnl CARES_INCLUDES_ARPA_INET @@ -434,6 +434,96 @@ AC_DEFUN([CARES_CHECK_FUNC_CLOSESOCKET], [ ]) +dnl CARES_CHECK_FUNC_CLOSESOCKET_CAMEL +dnl ------------------------------------------------- +dnl Verify if CloseSocket is available, prototyped, and +dnl can be compiled. If all of these are true, and +dnl usage has not been previously disallowed with +dnl shell variable cares_disallow_closesocket_camel, +dnl then HAVE_CLOSESOCKET_CAMEL will be defined. + +AC_DEFUN([CARES_CHECK_FUNC_CLOSESOCKET_CAMEL], [ + AC_REQUIRE([CARES_INCLUDES_SYS_SOCKET])dnl + # + tst_links_closesocket_camel="unknown" + tst_proto_closesocket_camel="unknown" + tst_compi_closesocket_camel="unknown" + tst_allow_closesocket_camel="unknown" + # + AC_MSG_CHECKING([if CloseSocket can be linked]) + AC_LINK_IFELSE([ + AC_LANG_PROGRAM([[ + $cares_includes_sys_socket + ]],[[ + if(0 != CloseSocket(0)) + return 1; + ]]) + ],[ + AC_MSG_RESULT([yes]) + tst_links_closesocket_camel="yes" + ],[ + AC_MSG_RESULT([no]) + tst_links_closesocket_camel="no" + ]) + # + if test "$tst_links_closesocket_camel" = "yes"; then + AC_MSG_CHECKING([if CloseSocket is prototyped]) + AC_EGREP_CPP([CloseSocket],[ + $cares_includes_sys_socket + ],[ + AC_MSG_RESULT([yes]) + tst_proto_closesocket_camel="yes" + ],[ + AC_MSG_RESULT([no]) + tst_proto_closesocket_camel="no" + ]) + fi + # + if test "$tst_proto_closesocket_camel" = "yes"; then + AC_MSG_CHECKING([if CloseSocket is compilable]) + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([[ + $cares_includes_sys_socket + ]],[[ + if(0 != CloseSocket(0)) + return 1; + ]]) + ],[ + AC_MSG_RESULT([yes]) + tst_compi_closesocket_camel="yes" + ],[ + AC_MSG_RESULT([no]) + tst_compi_closesocket_camel="no" + ]) + fi + # + if test "$tst_compi_closesocket_camel" = "yes"; then + AC_MSG_CHECKING([if CloseSocket usage allowed]) + if test "x$cares_disallow_closesocket_camel" != "xyes"; then + AC_MSG_RESULT([yes]) + tst_allow_closesocket_camel="yes" + else + AC_MSG_RESULT([no]) + tst_allow_closesocket_camel="no" + fi + fi + # + AC_MSG_CHECKING([if CloseSocket might be used]) + if test "$tst_links_closesocket_camel" = "yes" && + test "$tst_proto_closesocket_camel" = "yes" && + test "$tst_compi_closesocket_camel" = "yes" && + test "$tst_allow_closesocket_camel" = "yes"; then + AC_MSG_RESULT([yes]) + AC_DEFINE_UNQUOTED(HAVE_CLOSESOCKET_CAMEL, 1, + [Define to 1 if you have the CloseSocket camel case function.]) + ac_cv_func_closesocket_camel="yes" + else + AC_MSG_RESULT([no]) + ac_cv_func_closesocket_camel="no" + fi +]) + + dnl CARES_CHECK_FUNC_FCNTL dnl ------------------------------------------------- dnl Verify if fcntl is available, prototyped, and |