about summary refs log tree commit diff
path: root/docs/env_variables.md
diff options
context:
space:
mode:
authorvanhauser-thc <vh@thc.org>2021-02-13 22:43:56 +0100
committervanhauser-thc <vh@thc.org>2021-02-13 22:43:56 +0100
commit9bd1e19d7f004b4da6a610b07e59f99d66bb7ec2 (patch)
tree30deaa24dbcc759bf03df3b1043ef1ca69f89089 /docs/env_variables.md
parent6ce9230ed66dbd091001436cdab2fc1718e8e61e (diff)
downloadafl++-9bd1e19d7f004b4da6a610b07e59f99d66bb7ec2.tar.gz
added AFL_IGNORE_UNKNOWN_ENVS
Diffstat (limited to 'docs/env_variables.md')
-rw-r--r--docs/env_variables.md5
1 files changed, 4 insertions, 1 deletions
diff --git a/docs/env_variables.md b/docs/env_variables.md
index 886669ad..f7745247 100644
--- a/docs/env_variables.md
+++ b/docs/env_variables.md
@@ -5,6 +5,10 @@
   users or for some types of custom fuzzing setups. See [README.md](README.md) for the general
   instruction manual.
 
+  Note that most tools will warn on any unknown AFL environment variables.
+  This is for warning on typos that can happen. If you want to disable this
+  check then set the `AFL_IGNORE_UNKNOWN_ENVS` environment variable.
+
 ## 1) Settings for all compilers
 
 Starting with afl++ 3.0 there is only one compiler: afl-cc
@@ -18,7 +22,6 @@ To select the different instrumentation modes this can be done by
 `MODE` can be one of `LTO` (afl-clang-lto*), `LLVM` (afl-clang-fast*), `GCC_PLUGIN`
 (afl-g*-fast) or `GCC` (afl-gcc/afl-g++).
 
-
 Because (with the exception of the --afl-MODE command line option) the
 compile-time tools do not accept afl specific command-line options, they
 make fairly broad use of environmental variables instead: