From 67ec61e2e9e7b6a43219d8b5302c5a25bcfc2344 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 1 Dec 2017 22:18:42 +0300
Subject: Add configure option --enable-packetver-zero for enable support for
 zero clients.

---
 configure | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 64 insertions(+), 1 deletion(-)

(limited to 'configure')

diff --git a/configure b/configure
index 9e5c01851..d8b95d5c8 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.ac b7b45b7c3.
+# From configure.ac b60eb4b69.
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.69.
 #
@@ -692,6 +692,7 @@ enable_option_checking
 enable_manager
 enable_packetver
 enable_packetver_re
+enable_packetver_zero
 enable_epoll
 with_key1
 with_key2
@@ -1343,6 +1344,8 @@ Optional Features:
   --enable-packetver=ARG  Sets the PACKETVER define. (see src/common/mmo.h)
   --enable-packetver-re   Sets or unsets the PACKETVER_RE define - see
                           src/common/mmo.h (currently disabled by default)
+  --enable-packetver-zero Sets or unsets the PACKETVER_ZERO define - see
+                          src/common/mmo.h (currently disabled by default)
   --enable-epoll          use epoll(4) on Linux
   --enable-debug[=ARG]    Compiles extra debug code. (yes by default)
                           (available options: yes, no, gdb)
@@ -3550,6 +3553,26 @@ fi
 
 
 
+#
+# packetver-Zero
+#
+# Check whether --enable-packetver-zero was given.
+if test "${enable_packetver_zero+set}" = set; then :
+  enableval=$enable_packetver_zero;
+		enable_packetver_zero="$enableval"
+		case $enableval in
+			"no");;
+			"yes");;
+			*) as_fn_error $? "invalid argument --enable-packetver-zero=$enableval... stopping" "$LINENO" 5;;
+		esac
+
+else
+  enable_packetver_zero="no"
+
+fi
+
+
+
 #
 # Epoll
 #
@@ -8231,6 +8254,18 @@ case $enable_packetver_re in
 		;;
 esac
 
+#
+# Packetver-Zero
+#
+case $enable_packetver_zero in
+	"yes")
+		CPPFLAGS="$CPPFLAGS -DENABLE_PACKETVER_ZERO"
+		;;
+	"no")
+		# default value
+		;;
+esac
+
 #
 # Epoll
 #
@@ -8372,6 +8407,34 @@ case $enable_renewal in
 		;;
 esac
 
+
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -fno-var-tracking" >&5
+$as_echo_n "checking whether $CC supports -fno-var-tracking... " >&6; }
+		OLD_CFLAGS="$CFLAGS"
+		CFLAGS="$CFLAGS -fno-var-tracking"
+		OLD_LDFLAGS="$LDFLAGS"
+		LDFLAGS="$LDFLAGS -fno-var-tracking"
+		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+else
+
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+				CFLAGS="$OLD_CFLAGS"
+				LDFLAGS="$OLD_LDFLAGS"
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+
 #
 # Host specific stuff
 #
-- 
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