Split --raw-logs into --no-pretty and --no-log options.

--no-log: don't capture logs or run redo-log (same as pre-redo-log redo)
  --no-pretty: don't pretty-print logs, print @@REDO lines.

The latter is an option to both redo and redo-log.

builder.py

@@ -22,8 +22,8 @@ def _try_stat(filename):
 log_reader_pid = None
 
 
-def start_stdin_log_reader(status, details, debug_locks, debug_pids):
-    if vars.RAW_LOGS: return
+def start_stdin_log_reader(status, details, pretty, debug_locks, debug_pids):
+    if not vars.LOG: return
     global log_reader_pid
     r, w = os.pipe()    # main pipe to redo-log
     ar, aw = os.pipe()  # ack pipe from redo-log --ack-fd
@@ -61,6 +61,7 @@ def start_stdin_log_reader(status, details, debug_locks, debug_pids):
                 '--ack-fd', str(aw),
                 ('--status' if status and os.isatty(2) else '--no-status'),
                 ('--details' if details else '--no-details'),
+                ('--pretty' if pretty else '--no-pretty'),
                 ('--debug-locks' if debug_locks else '--no-debug-locks'),
                 ('--debug-pids' if debug_pids else '--no-debug-pids'),
                 '-'
@@ -73,7 +74,7 @@ def start_stdin_log_reader(status, details, debug_locks, debug_pids):
 
 
 def await_log_reader():
-    if vars.RAW_LOGS: return
+    if not vars.LOG: return
     global log_reader_pid
     if log_reader_pid > 0:
         # never actually close fd#1 or fd#2; insanity awaits.
@@ -189,7 +190,7 @@ class BuildJob:
             argv[0:2] = firstline[2:].split(' ')
         # make sure to create the logfile *before* writing the log about it.
         # that way redo-log won't trace into an obsolete logfile.
-        if not vars.RAW_LOGS: open(state.logname(self.sf.id), 'w')
+        if vars.LOG: open(state.logname(self.sf.id), 'w')
         meta('do', _nice(t))
         self.dodir = dodir
         self.basename = basename
@@ -246,7 +247,7 @@ class BuildJob:
         os.dup2(self.f.fileno(), 1)
         os.close(self.f.fileno())
         close_on_exec(1, False)
-        if not vars.RAW_LOGS:
+        if vars.LOG:
             logf = open(state.logname(self.sf.id), 'w')
             os.dup2(logf.fileno(), 2)
             close_on_exec(2, False)

logs.py

@@ -100,7 +100,7 @@ _log = None
 
 def setup(file, pretty):
     global _log
-    if pretty:
+    if pretty or vars.PRETTY:
         check_tty(file)
         _log = PrettyLog(file=file)
     else:

redo-ifchange.py

@@ -21,7 +21,7 @@ rv = 202
 try:
     if vars_init.is_toplevel:
         builder.start_stdin_log_reader(status=True, details=True,
-            debug_locks=False, debug_pids=False)
+            pretty=True, debug_locks=False, debug_pids=False)
     if vars.TARGET and not vars.UNLOCKED:
         me = os.path.join(vars.STARTDIR, 
                           os.path.join(vars.PWD, vars.TARGET))

redo-log.py

@@ -11,7 +11,7 @@ f,follow        keep watching for more lines to be appended (like tail -f)
 no-details      only show 'redo' recursion trace, not build output
 no-colorize     don't colorize 'redo' log messages
 no-status       don't display build summary line in --follow
-raw-logs        don't format logs, just send raw output straight to stdout
+no-pretty       don't pretty-print logs, show raw @@REDO output instead
 debug-locks     print messages about file locking (useful for debugging)
 debug-pids      print process ids in log messages (useful for debugging)
 ack-fd=         (internal use only) print REDO-OK to this fd upon starting
@@ -209,10 +209,7 @@ try:
         sys.exit(1)
     if opt.status < 2 and not os.isatty(2):
         opt.status = False
-    if opt.raw_logs:
-        logs.setup(file=sys.stdout, pretty=False)
-    else:
-        logs.setup(file=sys.stdout, pretty=True)
+    logs.setup(file=sys.stdout, pretty=opt.pretty)
     if opt.debug_locks:
         vars.DEBUG_LOCKS = 1
     if opt.debug_pids:

redo.py

@@ -14,7 +14,8 @@ k,keep-going  keep going as long as possible even if some targets fail
 shuffle    randomize the build order to find dependency bugs
 no-details only show 'redo' recursion trace (to see more later, use redo-log)
 no-status  don't display build summary line at the bottom of the screen
-raw-logs   don't use redo-log, just send all output straight to stderr
+no-log     don't capture error output, just let it flow straight to stderr
+no-pretty  don't pretty-print logs, show raw @@REDO output instead
 debug-locks  print messages about file locking (useful for debugging)
 debug-pids   print process ids as part of log messages (useful for debugging)
 version    print the current version and exit
@@ -38,14 +39,19 @@ if opt.keep_going:
     os.environ['REDO_KEEP_GOING'] = '1'
 if opt.shuffle:
     os.environ['REDO_SHUFFLE'] = '1'
-if opt.raw_logs:
-    os.environ['REDO_RAW_LOGS'] = '1'
-if opt.debug_locks or not os.environ.get('REDO_RAW_LOGS'):
-    # FIXME: force-enabled for redo-log, for now
+if opt.debug_locks:
     os.environ['REDO_DEBUG_LOCKS'] = '1'
 if opt.debug_pids:
     os.environ['REDO_DEBUG_PIDS'] = '1'
 
+# This is slightly tricky: the log and pretty options default to true.  We
+# want to inherit that 'true' value from parent processes *unless* someone
+# explicitly specifies the reverse.
+if opt.no_log:
+    os.environ['REDO_LOG'] = '0'
+    if opt.no_pretty:
+        os.environ['REDO_PRETTY'] = '0'
+
 import vars_init
 vars_init.init(targets)
 
@@ -55,6 +61,7 @@ from logs import warn, err
 try:
     if vars_init.is_toplevel:
         builder.start_stdin_log_reader(status=opt.status, details=opt.details,
+            pretty=opt.pretty,
             debug_locks=opt.debug_locks, debug_pids=opt.debug_pids)
     for t in targets:
         if os.path.exists(t):

vars.py

@@ -16,7 +16,9 @@ DEBUG_PIDS = os.environ.get('REDO_DEBUG_PIDS', '') and 1 or 0
 VERBOSE = os.environ.get('REDO_VERBOSE', '') and 1 or 0
 XTRACE = os.environ.get('REDO_XTRACE', '') and 1 or 0
 KEEP_GOING = os.environ.get('REDO_KEEP_GOING', '') and 1 or 0
-RAW_LOGS = os.environ.get('REDO_RAW_LOGS', '') and 1 or 0
+LOG = atoi(os.environ.get('REDO_LOG', '1'))  # defaults on
+# subprocesses mustn't pretty-print if a parent is running redo-log
+PRETTY = (not LOG) and atoi(os.environ.get('REDO_PRETTY', '1'))
 SHUFFLE = os.environ.get('REDO_SHUFFLE', '') and 1 or 0
 STARTDIR = os.environ.get('REDO_STARTDIR', '')
 RUNID = atoi(os.environ.get('REDO_RUNID')) or None