From 3615b3d2502f7b9ab02afb85b0148ddd64e6ead5 Mon Sep 17 00:00:00 2001
From: Michael Poole <mdpoole@troilus.org>
Date: Wed, 14 Dec 2005 03:01:38 +0000
Subject: [PATCH] Fix build on Solaris 10.

git-svn-id: file:///home/klmitch/undernet-ircu/undernet-ircu-svn/ircu2/branches/u2_10_12_branch@1577 c9e4aea6-c8fd-4c43-8297-357d70d61c8c
---
 ChangeLog                | 10 ++++++++++
 configure.in             |  1 +
 ircd/ircd_crypt_native.c |  2 +-
 ircd/os_generic.c        | 16 ++++++++++++++--
 4 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index e1738f0..b9fc05a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2005-12-13  Michael Poole <mdpoole@troilus.org>
+
+	* configure.in: Define a macro when compiling on Solaris.
+
+	* ircd/ircd_crypt_native.c (_XOPEN_SOURCE): Turn down to 500 so
+	that Solaris doesn't complain that SUSv3 requires C99.
+
+	* ircd/os_generic.c (_XOPEN_SOURCE): Likewise, but leave it at 600
+	on non-Solaris platforms so that IPv6 stays supported.
+
 2005-12-13  Michael Poole <mdpoole@troilus.org>
 
 	* ircd/m_join.c (ms_join): Prevent net rides allowed by moving the
diff --git a/configure.in b/configure.in
index e893d33..1ddff77 100644
--- a/configure.in
+++ b/configure.in
@@ -171,6 +171,7 @@ case "$host" in
 	else
 	    unet_poll_syscall=no
 	fi
+        AC_DEFINE([IRCU_SOLARIS], 1, [Define if building on Solaris])
 	;;
 
     *-sunos*)
diff --git a/ircd/ircd_crypt_native.c b/ircd/ircd_crypt_native.c
index fe267c5..c6b1c58 100644
--- a/ircd/ircd_crypt_native.c
+++ b/ircd/ircd_crypt_native.c
@@ -25,7 +25,7 @@
  * function (typically a DES encryption routine, but can be anything nowadays).
  * 
  */
-#define _XOPEN_SOURCE 600
+#define _XOPEN_SOURCE 500
 
 #include "config.h"
 #include "ircd_crypt.h"
diff --git a/ircd/os_generic.c b/ircd/os_generic.c
index 42817a7..ff56fce 100644
--- a/ircd/os_generic.c
+++ b/ircd/os_generic.c
@@ -22,8 +22,20 @@
  */
 #include "config.h"
 
-#define _XOPEN_SOURCE	600 /**< make limits.h #define IOV_MAX */
-#define __EXTENSIONS__  1   /**< make Solaris netinet/in.h know IPv6 */
+#ifdef IRCU_SOLARIS
+/* Solaris requires C99 support for SUSv3, but C99 support breaks other
+ * parts of the build.  So fall back to SUSv2, but request IPv6 support
+ * by defining __EXTENSIONS__.
+ */
+#define _XOPEN_SOURCE   500
+#define __EXTENSIONS__  1
+#else
+/* FreeBSD 6.0 requires SUSv3 to support IPv6.  Apparently some other
+ * OS requires SUSv3 to define IOV_MAX, but its identity is lost for
+ * the time being.
+ */
+#define _XOPEN_SOURCE   600
+#endif
 
 #include "ircd_osdep.h"
 #include "msgq.h"
-- 
2.20.1