Add AC_USE_SYSTEM_EXTENSIONS to allow use of more system functionality

[free-sw/xcb/libxcb] / configure.ac

diff --git a/configure.ac b/configure.ac
index 7e88481..d6b9531 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,15 +1,22 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
+# Initialize Autoconf
 AC_PREREQ(2.57)
 AC_INIT([libxcb],
-        1.7,
+        1.8.1,
         [xcb@lists.freedesktop.org])
 AC_CONFIG_SRCDIR([xcb.pc.in])
+# Set common system defines for POSIX extensions, such as _GNU_SOURCE
+# Must be called before any macros that run the compiler (like AC_PROG_LIBTOOL)
+# to avoid autoconf errors.
+AC_USE_SYSTEM_EXTENSIONS
+
+# Initialize Automake
 AM_INIT_AUTOMAKE([foreign dist-bzip2])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
-AM_PATH_PYTHON([2.5])
+AM_PATH_PYTHON([2.6])
 
 PKG_CHECK_MODULES(CHECK, [check >= 0.9.4], [HAVE_CHECK=yes], [HAVE_CHECK=no])
 AM_CONDITIONAL(HAVE_CHECK, test x$HAVE_CHECK = xyes)
@@ -34,7 +41,7 @@ fi
 AC_SUBST(HTML_CHECK_RESULT)
 
 # Checks for pkg-config packages
-PKG_CHECK_MODULES(XCBPROTO, xcb-proto >= 1.6)
+PKG_CHECK_MODULES(XCBPROTO, xcb-proto >= 1.7)
 NEEDED="pthread-stubs xau >= 0.99.2"
 PKG_CHECK_MODULES(NEEDED, $NEEDED)
 
@@ -135,6 +142,8 @@ AC_PREREQ([2.59c], [], [AC_SUBST([htmldir], [m4_ifset([AC_PACKAGE_TARNAME],
 
 XCB_CHECK_DOXYGEN()
 
+AC_CHECK_FUNC(getaddrinfo, [AC_DEFINE(HAVE_GETADDRINFO, 1, [getaddrinfo() function is available])], )
+
 case $host_os in
        # darwin through Snow Leopard has poll() but can't be used to poll character devices.
        darwin@<:@789@:>@*|darwin10*) ;;