CONTRIBUTING: Add some tags

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 98427761acd2a01917dec98320d4af7b72e59147..01e9440164c2cf0e61e3b5e80687a17d49ee27bb 100644 (file)
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -121,8 +121,10 @@ and ask!
 
 * To help learn how tcpdump works or to help debugging:
   You can configure and build tcpdump with the instrumentation of functions:
 
 * To help learn how tcpdump works or to help debugging:
   You can configure and build tcpdump with the instrumentation of functions:

+  ```

   $ ./configure --enable-instrument-functions
   $ make -s
   $ ./configure --enable-instrument-functions
   $ make -s

+  ```

 
   This generates instrumentation calls for entry and exit to functions.
   Just after function entry and just before function exit, these
 
   This generates instrumentation calls for entry and exit to functions.
   Just after function entry and just before function exit, these


@@ -136,13 +138,19 @@ and ask!
   or the line number is unknown (printed '?'). In this case, use GCC.
 
   To print nothing, like with no instrumentation:
   or the line number is unknown (printed '?'). In this case, use GCC.
 
   To print nothing, like with no instrumentation:

+  ```

   $ make instrument_off
   $ make instrument_off

+  ```

 
   To configure the printing of only the global functions names:
 
   To configure the printing of only the global functions names:

+  ```

   $ make instrument_global
   $ make instrument_global

+  ```

 
   To go back to print all the functions names:
 
   To go back to print all the functions names:

+  ```

   $ make instrument_all
   $ make instrument_all

+  ```

 
   The library libbfd is used, therefore the binutils-dev package is required.
 
 
   The library libbfd is used, therefore the binutils-dev package is required.