README.md: add optional dependency on man

[lttng-tools.git] / README.md

diff --git a/README.md b/README.md
index f5697e4ed12ce2301d8a7b12e25fa6676f2cc0d4..fc6254f224e55ddc7d64cef930d44843237ac4ea 100644 (file)
--- a/README.md
+++ b/README.md
@@ -50,6 +50,10 @@ The following items are _optional_ dependencies:
   - **modprobe**: needed for automatic LTTng kernel modules loading
     (kernel tracing).
   - **bash**: needed for running `make check`.
+  - **man** (manual pager): needed to view LTTng-tools commands' man
+    pages with the `--help` option or with the `lttng help` command.
+    Note that without `man`, you cannot get offline help with
+    LTTng-tools commands, not even their usage.
 
 LTTng-tools supports both the [LTTng Linux Kernel tracer](https://lttng.org)
 and [LTTng user space tracer](https://lttng.org) released as part of the same
@@ -69,12 +73,12 @@ This source tree is based on the Autotools suite from GNU to simplify
 portability. Here are some things you should have on your system in
 order to compile the Git repository tree:
 
-  - GNU Autotools (Automake >= 1.10, Autoconf >= 2.64,
-    Autoheader >= 2.50; make sure your system-wide `automake` points to
-    a recent version!)
-  - [GNU Libtool](http://www.gnu.org/software/autoconf/) >= 2.2
-  - Flex >= 2.5.35
-  - Bison >= 2.4
+  - **GNU Autotools** (**Automake >= 1.10**, **Autoconf >= 2.64**,
+    **Autoheader >= 2.50**; make sure your system-wide `automake` points
+    to a recent version!)
+  - **[GNU Libtool](http://www.gnu.org/software/autoconf/) >= 2.2**
+  - **Flex >= 2.5.35**
+  - **Bison >= 2.4**
 
 Optional packages to build LTTng-tools man pages:
 
@@ -86,7 +90,7 @@ Optional packages to build LTTng-tools man pages:
 If you use GNU gold, which is _not_ mandatory, make sure you have this
 version:
 
-  - GNU gold >= 2.22
+  - **GNU gold >= 2.22**
 
 Before this version of GNU gold, we hit a
 [known bug](http://sourceware.org/bugzilla/show_bug.cgi?id=11317).