1 files changed, 14 insertions, 5 deletions

diff --git a/bitbake/lib/bb/build.py b/bitbake/lib/bb/build.py
index 23b6ee455f..aaada8a18b 100644
--- a/bitbake/lib/bb/build.py
+++ b/bitbake/lib/bb/build.py
@@ -27,6 +27,9 @@ from bb import data, event, utils
 bblogger = logging.getLogger('BitBake')
 logger = logging.getLogger('BitBake.Build')
 
+verboseShellLogging = False
+verboseStdoutLogging = False
+
 __mtime_cache = {}
 
 def cached_mtime_noerror(f):
@@ -290,8 +293,8 @@ def exec_func_python(func, d, runfile, cwd=None):
         lineno = int(d.getVarFlag(func, "lineno", False))
         bb.methodpool.insert_method(func, text, fn, lineno - 1)
 
-        comp = utils.better_compile(code, func, "exec_python_func() autogenerated")
-        utils.better_exec(comp, {"d": d}, code, "exec_python_func() autogenerated")
+        comp = utils.better_compile(code, func, "exec_func_python() autogenerated")
+        utils.better_exec(comp, {"d": d}, code, "exec_func_python() autogenerated")
     finally:
         bb.debug(2, "Python function %s finished" % func)
 
@@ -371,7 +374,7 @@ def exec_func_shell(func, d, runfile, cwd=None):
 
         bb.data.emit_func(func, script, d)
 
-        if bb.msg.loggerVerboseLogs:
+        if verboseShellLogging or bb.utils.to_boolean(d.getVar("BB_VERBOSE_LOGS", False)):
             script.write("set -x\n")
         if cwd:
             script.write("cd '%s'\n" % cwd)
@@ -391,7 +394,7 @@ exit $ret
         if fakerootcmd:
             cmd = [fakerootcmd, runfile]
 
-    if bb.msg.loggerDefaultVerbose:
+    if verboseStdoutLogging:
         logfile = LogTee(logger, StdoutNoopContextManager())
     else:
         logfile = StdoutNoopContextManager()
@@ -587,11 +590,15 @@ def _exec_task(fn, task, d, quieterr):
         except bb.BBHandledException:
             event.fire(TaskFailed(task, fn, logfn, localdata, True), localdata)
             return 1
-        except Exception as exc:
+        except (Exception, SystemExit) as exc:
             if quieterr:
                 event.fire(TaskFailedSilent(task, fn, logfn, localdata), localdata)
             else:
                 errprinted = errchk.triggered
+                # If the output is already on stdout, we've printed the information in the
+                # logs once already so don't duplicate
+                if verboseStdoutLogging:
+                    errprinted = True
                 logger.error(str(exc))
                 event.fire(TaskFailed(task, fn, logfn, localdata, errprinted), localdata)
             return 1
@@ -901,6 +908,8 @@ def tasksbetween(task_start, task_end, d):
     def follow_chain(task, endtask, chain=None):
         if not chain:
             chain = []
+        if task in chain:
+            bb.fatal("Circular task dependencies as %s depends on itself via the chain %s" % (task, " -> ".join(chain)))
         chain.append(task)
         for othertask in tasks:
             if othertask == task: