README: lttng-ust does not depend on liburcu at runtime anymore

[lttng-ust.git] / README.md

diff --git a/README.md b/README.md
index fc2cc6c057bb49755079097786b64054f3998bfe..3c45c30c190752c5a458adb3a159904cd722c8cd 100644 (file)
--- a/README.md
+++ b/README.md
@@ -11,8 +11,8 @@ user space tracing helpers for any application.
 Prerequisites
 -------------
 
-LTTng-UST depends on **[liburcu](http://liburcu.org/) >= 0.11** at build and
-run times. It also optionally depends on libnuma.
+LTTng-UST depends on **[liburcu](http://liburcu.org/) >= 0.12** at build
+time. It also optionally depends on libnuma.
 
 
 Building
@@ -25,10 +25,11 @@ portability. Here are some things you should have on your system in order to
 compile the Git repository tree:
 
   - [GNU Autotools](http://www.gnu.org/software/autoconf/)
-    (**Automake >= 1.10**, **Autoconf >= 2.50**,
-    **Autoheader >= 2.50**;
+    (**Automake >= 1.12**, **Autoconf >= 2.69**,
+    **Autoheader >= 2.69**;
     make sure your system-wide `automake` points to a recent version!)
   - **[GNU Libtool](https://www.gnu.org/software/libtool/) >= 2.2**
+  - **[pkg-config](https://www.freedesktop.org/wiki/Software/pkg-config/)**
 
 
 ### Optional dependencies
@@ -189,7 +190,7 @@ human-readable text log.
 
 Since LTTng-UST 2.3, both tracepoints and tracepoint providers can be
 compiled in C++. To compile tracepoint probes in C++, you need
-G++ >= 4.7 or Clang.
+G++ >= 4.7 or Clang. The C++ compilers need to support C++11.
 
 
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