From 16b9c4aa7eec49606d69cf99df18d1fc51468e8f Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Thu, 21 Mar 2024 20:07:52 +0300
Subject: Minor agent fixes

---
 bbot/agent/agent.cxx | 18 ++++++++++++------
 bbot/agent/tftp.hxx  |  2 +-
 2 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/bbot/agent/agent.cxx b/bbot/agent/agent.cxx
index 8316d1c..5278eba 100644
--- a/bbot/agent/agent.cxx
+++ b/bbot/agent/agent.cxx
@@ -260,8 +260,11 @@ bootstrap_build_machine (const dir_path& md,
           make_exception_guard (
             [&m, &md] ()
             {
-              info << "trying to force machine " << md << " down";
-              try {m->forcedown (false);} catch (const failed&) {}
+              if (m != nullptr)
+              {
+                info << "trying to force machine " << md << " down";
+                try {m->forcedown (false);} catch (const failed&) {}
+              }
             }));
 
         // What happens if the bootstrap process hangs? The simple thing would
@@ -528,8 +531,11 @@ bootstrap_auxiliary_machine (const dir_path& md,
           make_exception_guard (
             [&m, &md] ()
             {
-              info << "trying to force machine " << md << " down";
-              try {m->forcedown (false);} catch (const failed&) {}
+              if (m != nullptr)
+              {
+                info << "trying to force machine " << md << " down";
+                try {m->forcedown (false);} catch (const failed&) {}
+              }
             }));
 
         auto soft_fail = [&md, &m] (const char* msg)
@@ -1420,7 +1426,7 @@ try
 
     // See if there is a pending bootstrap and whether we can perform it.
     //
-    // What should we do if we can't (i.e., we are in the priority minitor
+    // What should we do if we can't (i.e., we are in the priority monitor
     // mode)? Well, we could have found some machines that are already
     // bootstrapped (busy or not) and there may be a higher-priority task for
     // one of them, so it feels natural to return whatever we've got.
@@ -1925,7 +1931,7 @@ stop_auxiliary_machines (auxiliary_machine_results& amrs)
       }
     }
   }
-};
+}
 
 // Start all the auxiliary machines and patch in their combined environment
 // into tm.auxiliary_environment.
diff --git a/bbot/agent/tftp.hxx b/bbot/agent/tftp.hxx
index 103c9d6..5306dd1 100644
--- a/bbot/agent/tftp.hxx
+++ b/bbot/agent/tftp.hxx
@@ -29,7 +29,7 @@ namespace bbot
     port () const;
 
     // Wait for a TFTP request for up to the specified number of seconds. If
-    // increment is not 0, then wait in the specified incremenets (i.e., wait
+    // increment is not 0, then wait in the specified increments (i.e., wait
     // for up to that number of seconds; useful when one needs to also
     // periodically check for something else). Update the timeout value as
     // well as return true if a request was served and false otherwise.
-- 
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