Clarification on shell behaviour with apptainer exec.

apptainer · May 26, 2022 · c18a0a4 · c18a0a4
1 parent 50df091
commit c18a0a4
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/quick_start.rst b/quick_start.rst
@@ -430,6 +430,18 @@ command and disappears.
                    ||----w |
                    ||     ||
 
+.. warning:: 
+   Using shell operators such as ``&&`` in the command supplied to {command} exec 
+   will run subsequent commands in the current shell, not within the {command} container!
+
+   For example:
+
+   .. code::
+
+      $ {command} exec docker://sylabsio/lolcow echo "Hello" && cowsay "Fresh from the internet!"
+      Hello
+      Command 'cowsay' not found.
+
 .. _runcontainer:
 
 Running a container