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-rw-r--r--m4/curl-functions.m4153
1 files changed, 152 insertions, 1 deletions
diff --git a/m4/curl-functions.m4 b/m4/curl-functions.m4
index 09af726b4..bbb0656e7 100644
--- a/m4/curl-functions.m4
+++ b/m4/curl-functions.m4
@@ -22,7 +22,34 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 20
+# serial 21
+
+
+dnl CURL_INCLUDES_ARPA_INET
+dnl -------------------------------------------------
+dnl Set up variable with list of headers that must be
+dnl included when arpa/inet.h is to be included.
+
+AC_DEFUN([CURL_INCLUDES_ARPA_INET], [
+curl_includes_arpa_inet="\
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif
+#ifdef HAVE_ARPA_INET_H
+# include <arpa_inet.h>
+#endif
+/* includes end */"
+ AC_CHECK_HEADERS(
+ sys/types.h sys/socket.h netinet/in.h arpa/inet.h,
+ [], [], [$curl_includes_arpa_inet])
+])
dnl CURL_INCLUDES_NETDB
@@ -1119,6 +1146,130 @@ AC_DEFUN([CURL_CHECK_FUNC_GMTIME_R], [
])
+dnl CURL_CHECK_FUNC_INET_NTOA_R
+dnl -------------------------------------------------
+dnl Verify if inet_ntoa_r is available, prototyped,
+dnl and can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable curl_disallow_inet_ntoa_r, then
+dnl HAVE_INET_NTOA_R will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_INET_NTOA_R], [
+ AC_REQUIRE([CURL_INCLUDES_ARPA_INET])dnl
+ #
+ tst_links_inet_ntoa_r="unknown"
+ tst_proto_inet_ntoa_r="unknown"
+ tst_compi_inet_ntoa_r="unknown"
+ tst_allow_inet_ntoa_r="unknown"
+ tst_nargs_inet_ntoa_r="unknown"
+ #
+ AC_MSG_CHECKING([if inet_ntoa_r can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([inet_ntoa_r])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_inet_ntoa_r="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_inet_ntoa_r="no"
+ ])
+ #
+ if test "$tst_links_inet_ntoa_r" = "yes"; then
+ AC_MSG_CHECKING([if inet_ntoa_r is prototyped])
+ AC_EGREP_CPP([inet_ntoa_r],[
+ $curl_includes_arpa_inet
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_inet_ntoa_r="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_inet_ntoa_r="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_inet_ntoa_r" = "yes"; then
+ if test "$tst_nargs_inet_ntoa_r" = "unknown"; then
+ AC_MSG_CHECKING([if inet_ntoa_r takes 2 args.])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_arpa_inet
+ ]],[[
+ struct in_addr addr;
+ if(0 != inet_ntoa_r(addr, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_inet_ntoa_r="yes"
+ tst_nargs_inet_ntoa_r="2"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_inet_ntoa_r="no"
+ ])
+ fi
+ if test "$tst_nargs_inet_ntoa_r" = "unknown"; then
+ AC_MSG_CHECKING([if inet_ntoa_r takes 3 args.])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_arpa_inet
+ ]],[[
+ struct in_addr addr;
+ if(0 != inet_ntoa_r(addr, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_inet_ntoa_r="yes"
+ tst_nargs_inet_ntoa_r="3"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_inet_ntoa_r="no"
+ ])
+ fi
+ AC_MSG_CHECKING([if inet_ntoa_r is compilable])
+ if test "$tst_compi_inet_ntoa_r" = "yes"; then
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no])
+ fi
+ fi
+ #
+ if test "$tst_compi_inet_ntoa_r" = "yes"; then
+ AC_MSG_CHECKING([if inet_ntoa_r usage allowed])
+ if test "x$curl_disallow_inet_ntoa_r" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_inet_ntoa_r="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_inet_ntoa_r="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if inet_ntoa_r might be used])
+ if test "$tst_links_inet_ntoa_r" = "yes" &&
+ test "$tst_proto_inet_ntoa_r" = "yes" &&
+ test "$tst_compi_inet_ntoa_r" = "yes" &&
+ test "$tst_allow_inet_ntoa_r" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_INET_NTOA_R, 1,
+ [Define to 1 if you have the inet_ntoa_r function.])
+ dnl AC_DEFINE_UNQUOTED(INET_NTOA_R_ARGS, $tst_nargs_inet_ntoa_r,
+ dnl [Specifies the number of arguments to inet_ntoa_r])
+ #
+ if test "$tst_nargs_inet_ntoa_r" -eq "2"; then
+ AC_DEFINE(HAVE_INET_NTOA_R_2, 1, [inet_ntoa_r() takes 2 args])
+ elif test "$tst_nargs_inet_ntoa_r" -eq "3"; then
+ AC_DEFINE(HAVE_INET_NTOA_R_3, 1, [inet_ntoa_r() takes 3 args])
+ fi
+ #
+ ac_cv_func_inet_ntoa_r="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_inet_ntoa_r="no"
+ fi
+])
+
+
dnl CURL_CHECK_FUNC_LOCALTIME_R
dnl -------------------------------------------------
dnl Verify if localtime_r is available, prototyped, can