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-rw-r--r--m4/curl-functions.m450
1 files changed, 37 insertions, 13 deletions
diff --git a/m4/curl-functions.m4 b/m4/curl-functions.m4
index 9fdc3bce1..930084d5d 100644
--- a/m4/curl-functions.m4
+++ b/m4/curl-functions.m4
@@ -21,7 +21,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 69
+# serial 70
dnl CURL_INCLUDES_ARPA_INET
@@ -2020,6 +2020,7 @@ AC_DEFUN([CURL_CHECK_FUNC_GETADDRINFO], [
AC_REQUIRE([CURL_INCLUDES_STRING])dnl
AC_REQUIRE([CURL_INCLUDES_SYS_SOCKET])dnl
AC_REQUIRE([CURL_INCLUDES_NETDB])dnl
+ AC_REQUIRE([CURL_CHECK_NATIVE_WINDOWS])dnl
#
tst_links_getaddrinfo="unknown"
tst_proto_getaddrinfo="unknown"
@@ -2196,7 +2197,34 @@ AC_DEFUN([CURL_CHECK_FUNC_GETADDRINFO], [
tst_tsafe_getaddrinfo="yes"
;;
esac
+ if test "$tst_tsafe_getaddrinfo" = "unknown" &&
+ test "$ac_cv_native_windows" = "yes"; then
+ tst_tsafe_getaddrinfo="yes"
+ fi
if test "$tst_tsafe_getaddrinfo" = "unknown"; then
+ CURL_CHECK_DEF_CC([h_errno], [
+ $curl_includes_sys_socket
+ $curl_includes_netdb
+ ], [silent])
+ if test "$curl_cv_have_def_h_errno" = "yes"; then
+ tst_h_errno_macro="yes"
+ else
+ tst_h_errno_macro="no"
+ fi
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_sys_socket
+ $curl_includes_netdb
+ ]],[[
+ h_errno = 2;
+ if(0 != h_errno)
+ return 1;
+ ]])
+ ],[
+ tst_h_errno_modifiable_lvalue="yes"
+ ],[
+ tst_h_errno_modifiable_lvalue="no"
+ ])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
]],[[
@@ -2209,22 +2237,18 @@ AC_DEFUN([CURL_CHECK_FUNC_GETADDRINFO], [
#endif
]])
],[
- tst_tsafe_getaddrinfo="yes"
+ tst_h_errno_sbs_issue_7="yes"
+ ],[
+ tst_h_errno_sbs_issue_7="no"
])
- fi
- if test "$tst_tsafe_getaddrinfo" = "unknown"; then
- CURL_CHECK_DEF_CC([h_errno], [
- $curl_includes_ws2tcpip
- $curl_includes_sys_socket
- $curl_includes_netdb
- ], [silent])
- if test "$curl_cv_have_def_h_errno" = "no"; then
+ if test "$tst_h_errno_macro" = "no" &&
+ test "$tst_h_errno_modifiable_lvalue" = "no" &&
+ test "$tst_h_errno_sbs_issue_7" = "no"; then
tst_tsafe_getaddrinfo="no"
+ else
+ tst_tsafe_getaddrinfo="yes"
fi
fi
- if test "$tst_tsafe_getaddrinfo" = "unknown"; then
- tst_tsafe_getaddrinfo="yes"
- fi
AC_MSG_RESULT([$tst_tsafe_getaddrinfo])
if test "$tst_tsafe_getaddrinfo" = "yes"; then
AC_DEFINE_UNQUOTED(HAVE_GETADDRINFO_THREADSAFE, 1,