Fix: handle writes of length 0

[lttng-ust.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 581561b553b94069f4dd072f956e01d683af6b2d..716f22d6527c2afee7778737cea6913575fad61f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([lttng-ust],[2.2.0-rc1],[mathieu dot desnoyers at efficios dot com])
+AC_INIT([lttng-ust],[2.2.0-rc2],[mathieu dot desnoyers at efficios dot com])
 
 # Following the numbering scheme proposed by libtool for the library version
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
@@ -12,7 +12,7 @@ AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
 
 # This is the library version of liblttng-ust-ctl, used internally by
 # liblttng-ust, lttng-sessiond, and lttng-consumerd.
-AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [1:0:0])
+AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [2:0:0])
 
 AC_CONFIG_AUX_DIR([config])
 AC_CANONICAL_TARGET
@@ -83,8 +83,21 @@ AC_CACHE_CHECK([whether the C++ compiler works],
                [rw_cv_prog_cxx_works],
                [AC_LANG_PUSH([C++])
                AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
-                               [rw_cv_prog_cxx_works=yes],
+                               [check_cxx_designated_initializers=yes],
                                [rw_cv_prog_cxx_works=no])
+               if test "$check_cxx_designated_initializers" = "yes"; then
+                       AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+                               struct foo { int a; int b; };
+                               void fct(void)
+                               {
+                                       struct foo f = { .a = 0, .b = 1 };
+                               }
+                       ]])],[
+                               rw_cv_prog_cxx_works=yes
+                       ],[
+                               rw_cv_prog_cxx_works=no
+                       ])
+               fi
                AC_LANG_POP([C++])])
 
 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
@@ -266,7 +279,6 @@ AC_CONFIG_FILES([
        tools/Makefile
        tests/Makefile
        tests/hello/Makefile
-       tests/hello-static-lib/Makefile
        tests/hello.cxx/Makefile
        tests/same_line_tracepoint/Makefile
        tests/snprintf/Makefile