# Martijn Koster <m.koster@webcrawler.com>
# Richard Yeh <rcyeh@cco.caltech.edu>
#
+# For now, explicitly disable dynamic loading -- MT 4.1.1 has it,
+# but these hints do not yet support it.
+# Define NOTEDEF_MACHTEN to undo gratuitous Tenon hack to signal.h.
+# -- Dominic Dunlop <domo@computer.org> 9800802
+# Completely disable SysV IPC pending more complete support from Tenon
+# -- Dominic Dunlop <domo@computer.org> 980712
# Use vfork and perl's malloc by default
# -- Dominic Dunlop <domo@computer.org> 980630
# Raise perl's stack size again; cut down reg_infty; document
#
# Comments, questions, and improvements welcome!
#
-# MachTen 4.X does support dynamic loading, but perl doesn't
+# MachTen 4.1.1 does support dynamic loading, but perl doesn't
# know how to use it yet.
+usedl=${usedl:-undef}
+
+# MachTen 4.1.1 may have an unhelpful hack in /usr/include/signal.h.
+# Undo it if so.
+if grep NOTDEF_MACHTEN /usr/include/signal.h > /dev/null
+then
+ ccflags="$ccflags -DNOTDEF_MACHTEN"
+fi
# Power MachTen is a real memory system and its standard malloc
# has been optimized for this. Using this malloc instead of Perl's
# friends. Use setjmp and friends instead.
expr "$osvers" \< "4.0.3" > /dev/null && d_sigsetjmp='undef'
-# semctl(.., .., IPC_STATUS, ..) hangs system: say we don't have semctl()
-d_semctl='undef'
+# System V IPC support in MachTen 4.1 is incomplete (missing msg function
+# prototypes, no ftok()), buggy (semctl(.., .., IPC_STATUS, ..) hangs
+# system), and undocumented. Claim it's not there until things improve.
+d_msg=${d_msg:-undef}
+d_sem=${d_sem:-undef}
+d_shm=${d_shm:-undef}
# Get rid of some extra libs which it takes Configure a tediously
# long time never to find on MachTen
During Configure, you may see the message
*** WHOA THERE!!! ***
- The recommended value for \$d_semctl on this machine was "undef"!
+ The recommended value for \$d_msg on this machine was "undef"!
Keep the recommended value? [y]
-Select the default answer: semctl() is buggy, and perl should be built
-without it.
+as well as similar messages concerning \$d_sem and \$d_shm. Select the
+default answers: MachTen 4.1 appears to provide System V IPC support,
+but it is incomplete and buggy: perl should be built without it.
Similarly, when you see