From 1de0643c9218db536f5b2e294bbfa653c77438e4 Mon Sep 17 00:00:00 2001
From: Richard Braun <rbraun@sceen.net>
Date: Tue, 4 Sep 2012 00:33:09 +0200
Subject: Switch from cthreads to pthreads

Makefiles, headers, types, macros and function calls are renamed where
appropriate.

Most of this work was done by Barry deFreese and Thomas DiModica.

* auth/Makefile: Switch from cthreads to pthreads.
* auth/auth.c: Likewise.
* boot/Makefile: Likewise.
* boot/boot.c: Likewise.
* boot/ux.c: Likewise.
* console-client/Makefile: Likewise.
* console-client/console.c: Likewise.
* console-client/driver.c: Likewise.
* console-client/driver.h: Likewise.
* console-client/generic-speaker.c: Likewise.
* console-client/kbd-repeat.c: Likewise.
* console-client/ncursesw.c: Likewise.
* console-client/pc-kbd.c: Likewise.
* console-client/pc-mouse.c: Likewise.
* console-client/timer.c: Likewise.
* console-client/trans.c: Likewise.
* console-client/vga.c: Likewise.
* console/Makefile: Likewise.
* console/console.c: Likewise.
* console/display.c: Likewise.
* console/input.c: Likewise.
* console/pager.c: Likewise.
* defpager/backing.c: Likewise.
* exec/Makefile: Likewise.
* exec/exec.c: Likewise.
* exec/hashexec.c: Likewise.
* exec/priv.h: Likewise.
* ext2fs/Makefile: Likewise.
* ext2fs/balloc.c: Likewise.
* ext2fs/dir.c: Likewise.
* ext2fs/ext2fs.c: Likewise.
* ext2fs/ext2fs.h: Likewise.
* ext2fs/ialloc.c: Likewise.
* ext2fs/inode.c: Likewise.
* ext2fs/msg.c: Likewise.
* ext2fs/pager.c: Likewise.
* ext2fs/pokel.c: Likewise.
* ext2fs/storeinfo.c: Likewise.
* ext2fs/truncate.c: Likewise.
* fatfs/Makefile: Likewise.
* fatfs/dir.c: Likewise.
* fatfs/fat.c: Likewise.
* fatfs/fatfs.h: Likewise.
* fatfs/inode.c: Likewise.
* fatfs/main.c: Likewise.
* fatfs/pager.c: Likewise.
* fatfs/virt-inode.c: Likewise.
* ftpfs/Makefile: Likewise.
* ftpfs/ccache.c: Likewise.
* ftpfs/ccache.h: Likewise.
* ftpfs/conn.c: Likewise.
* ftpfs/dir.c: Likewise.
* ftpfs/fs.c: Likewise.
* ftpfs/ftpfs.c: Likewise.
* ftpfs/ftpfs.h: Likewise.
* ftpfs/ncache.c: Likewise.
* ftpfs/netfs.c: Likewise.
* ftpfs/node.c: Likewise.
* hostmux/Makefile: Likewise.
* hostmux/hostmux.h: Likewise.
* hostmux/mux.c: Likewise.
* hostmux/node.c: Likewise.
* hostmux/stubs.c: Likewise.
* hurd/shared.h: Likewise.
* isofs/Makefile: Likewise.
* isofs/inode.c: Likewise.
* isofs/lookup.c: Likewise.
* isofs/main.c: Likewise.
* isofs/pager.c: Likewise.
* libcons/Makefile: Likewise.
* libcons/cons-switch.c: Likewise.
* libcons/cons.h: Likewise.
* libcons/dir-changed.c: Likewise.
* libcons/file-changed.c: Likewise.
* libcons/init-init.c: Likewise.
* libcons/vcons-close.c: Likewise.
* libcons/vcons-input.c: Likewise.
* libcons/vcons-move-mouse.c: Likewise.
* libcons/vcons-open.c: Likewise.
* libcons/vcons-scrollback.c: Likewise.
* libdiskfs/Makefile: Likewise.
* libdiskfs/boot-start.c: Likewise.
* libdiskfs/dead-name.c: Likewise.
* libdiskfs/dir-chg.c: Likewise.
* libdiskfs/dir-link.c: Likewise.
* libdiskfs/dir-lookup.c: Likewise.
* libdiskfs/dir-mkdir.c: Likewise.
* libdiskfs/dir-mkfile.c: Likewise.
* libdiskfs/dir-readdir.c: Likewise.
* libdiskfs/dir-rename.c: Likewise.
* libdiskfs/dir-renamed.c: Likewise.
* libdiskfs/dir-rmdir.c: Likewise.
* libdiskfs/dir-unlink.c: Likewise.
* libdiskfs/disk-pager.c: Likewise.
* libdiskfs/diskfs-pager.h: Likewise.
* libdiskfs/diskfs.h: Likewise.
* libdiskfs/file-access.c: Likewise.
* libdiskfs/file-chg.c: Likewise.
* libdiskfs/file-exec.c: Likewise.
* libdiskfs/file-get-fs-opts.c: Likewise.
* libdiskfs/file-get-trans.c: Likewise.
* libdiskfs/file-get-transcntl.c: Likewise.
* libdiskfs/file-getcontrol.c: Likewise.
* libdiskfs/file-getfh.c: Likewise.
* libdiskfs/file-lock-stat.c: Likewise.
* libdiskfs/file-lock.c: Likewise.
* libdiskfs/file-reparent.c: Likewise.
* libdiskfs/file-set-trans.c: Likewise.
* libdiskfs/file-sync.c: Likewise.
* libdiskfs/file-syncfs.c: Likewise.
* libdiskfs/fsys-getroot.c: Likewise.
* libdiskfs/fsys-options.c: Likewise.
* libdiskfs/fsys-syncfs.c: Likewise.
* libdiskfs/ifsock.c: Likewise.
* libdiskfs/init-first.c: Likewise.
* libdiskfs/init-init.c: Likewise.
* libdiskfs/init-startup.c: Likewise.
* libdiskfs/io-duplicate.c: Likewise.
* libdiskfs/io-get-conch.c: Likewise.
* libdiskfs/io-identity.c: Likewise.
* libdiskfs/io-map-cntl.c: Likewise.
* libdiskfs/io-map.c: Likewise.
* libdiskfs/io-modes-get.c: Likewise.
* libdiskfs/io-modes-off.c: Likewise.
* libdiskfs/io-modes-on.c: Likewise.
* libdiskfs/io-modes-set.c: Likewise.
* libdiskfs/io-owner-get.c: Likewise.
* libdiskfs/io-owner-mod.c: Likewise.
* libdiskfs/io-prenotify.c: Likewise.
* libdiskfs/io-read.c: Likewise.
* libdiskfs/io-readable.c: Likewise.
* libdiskfs/io-reauthenticate.c: Likewise.
* libdiskfs/io-rel-conch.c: Likewise.
* libdiskfs/io-restrict-auth.c: Likewise.
* libdiskfs/io-revoke.c: Likewise.
* libdiskfs/io-seek.c: Likewise.
* libdiskfs/io-sigio.c: Likewise.
* libdiskfs/io-stat.c: Likewise.
* libdiskfs/io-write.c: Likewise.
* libdiskfs/lookup.c: Likewise.
* libdiskfs/name-cache.c: Likewise.
* libdiskfs/node-drop.c: Likewise.
* libdiskfs/node-make.c: Likewise.
* libdiskfs/node-nput.c: Likewise.
* libdiskfs/node-nputl.c: Likewise.
* libdiskfs/node-nref.c: Likewise.
* libdiskfs/node-nrefl.c: Likewise.
* libdiskfs/node-nrele.c: Likewise.
* libdiskfs/node-nrelel.c: Likewise.
* libdiskfs/peropen-rele.c: Likewise.
* libdiskfs/priv.h: Likewise.
* libdiskfs/shutdown.c: Likewise.
* libdiskfs/sync-interval.c: Likewise.
* libfshelp/Makefile: Likewise.
* libfshelp/fetch-root.c: Likewise.
* libfshelp/fshelp.h: Likewise.
* libfshelp/get-identity.c: Likewise.
* libfshelp/lock-acquire.c: Likewise.
* libfshelp/lock-init.c: Likewise.
* libfshelp/locks.h: Likewise.
* libfshelp/set-active.c: Likewise.
* libfshelp/trans.h: Likewise.
* libfshelp/transbox-init.c: Likewise.
* libiohelp/Makefile: Likewise.
* libiohelp/get_conch.c: Likewise.
* libiohelp/handle_io_release_conch.c: Likewise.
* libiohelp/initialize_conch.c: Likewise.
* libiohelp/iohelp.h: Likewise.
* libiohelp/verify_user_conch.c: Likewise.
* libnetfs/Makefile: Likewise.
* libnetfs/dir-lookup.c: Likewise.
* libnetfs/dir-mkdir.c: Likewise.
* libnetfs/dir-mkfile.c: Likewise.
* libnetfs/dir-readdir.c: Likewise.
* libnetfs/dir-rmdir.c: Likewise.
* libnetfs/dir-unlink.c: Likewise.
* libnetfs/drop-node.c: Likewise.
* libnetfs/file-chauthor.c: Likewise.
* libnetfs/file-check-access.c: Likewise.
* libnetfs/file-chflags.c: Likewise.
* libnetfs/file-chmod.c: Likewise.
* libnetfs/file-chown.c: Likewise.
* libnetfs/file-exec.c: Likewise.
* libnetfs/file-get-storage-info.c: Likewise.
* libnetfs/file-get-translator.c: Likewise.
* libnetfs/file-lock-stat.c: Likewise.
* libnetfs/file-lock.c: Likewise.
* libnetfs/file-reparent.c: Likewise.
* libnetfs/file-set-size.c: Likewise.
* libnetfs/file-set-translator.c: Likewise.
* libnetfs/file-statfs.c: Likewise.
* libnetfs/file-sync.c: Likewise.
* libnetfs/file-syncfs.c: Likewise.
* libnetfs/file-utimes.c: Likewise.
* libnetfs/fsys-getroot.c: Likewise.
* libnetfs/fsys-set-options.c: Likewise.
* libnetfs/init-init.c: Likewise.
* libnetfs/io-clear-some-openmodes.c: Likewise.
* libnetfs/io-duplicate.c: Likewise.
* libnetfs/io-get-openmodes.c: Likewise.
* libnetfs/io-get-owner.c: Likewise.
* libnetfs/io-identity.c: Likewise.
* libnetfs/io-mod-owner.c: Likewise.
* libnetfs/io-read.c: Likewise.
* libnetfs/io-readable.c: Likewise.
* libnetfs/io-reauthenticate.c: Likewise.
* libnetfs/io-restrict-auth.c: Likewise.
* libnetfs/io-revoke.c: Likewise.
* libnetfs/io-seek.c: Likewise.
* libnetfs/io-set-all-openmodes.c: Likewise.
* libnetfs/io-set-some-openmodes.c: Likewise.
* libnetfs/io-stat.c: Likewise.
* libnetfs/io-write.c: Likewise.
* libnetfs/make-node.c: Likewise.
* libnetfs/netfs.h: Likewise.
* libnetfs/nput.c: Likewise.
* libnetfs/nref.c: Likewise.
* libnetfs/nrele.c: Likewise.
* libnetfs/release-peropen.c: Likewise.
* libnetfs/shutdown.c: Likewise.
* libpager/Makefile: Likewise.
* libpager/chg-compl.c: Likewise.
* libpager/clean.c: Likewise.
* libpager/data-request.c: Likewise.
* libpager/data-return.c: Likewise.
* libpager/data-unlock.c: Likewise.
* libpager/inhibit-term.c: Likewise.
* libpager/lock-completed.c: Likewise.
* libpager/lock-object.c: Likewise.
* libpager/mark-error.c: Likewise.
* libpager/no-senders.c: Likewise.
* libpager/object-init.c: Likewise.
* libpager/object-terminate.c: Likewise.
* libpager/offer-page.c: Likewise.
* libpager/pager-attr.c: Likewise.
* libpager/pager-create.c: Likewise.
* libpager/pager-shutdown.c: Likewise.
* libpager/priv.h: Likewise.
* libpager/seqnos.c: Likewise.
* libpipe/Makefile: Likewise.
* libpipe/pipe.c: Likewise.
* libpipe/pipe.h: Likewise.
* libports/Makefile: Likewise.
* libports/begin-rpc.c: Likewise.
* libports/bucket-iterate.c: Likewise.
* libports/claim-right.c: Likewise.
* libports/class-iterate.c: Likewise.
* libports/complete-deallocate.c: Likewise.
* libports/count-bucket.c: Likewise.
* libports/count-class.c: Likewise.
* libports/create-bucket.c: Likewise.
* libports/create-internal.c: Likewise.
* libports/destroy-right.c: Likewise.
* libports/enable-bucket.c: Likewise.
* libports/enable-class.c: Likewise.
* libports/end-rpc.c: Likewise.
* libports/get-right.c: Likewise.
* libports/import-port.c: Likewise.
* libports/inhibit-all-rpcs.c: Likewise.
* libports/inhibit-bucket-rpcs.c: Likewise.
* libports/inhibit-class-rpcs.c: Likewise.
* libports/inhibit-port-rpcs.c: Likewise.
* libports/init.c: Likewise.
* libports/interrupt-notified-rpcs.c: Likewise.
* libports/interrupt-on-notify.c: Likewise.
* libports/interrupt-operation.c: Likewise.
* libports/interrupt-rpcs.c: Likewise.
* libports/interrupted.c: Likewise.
* libports/lookup-port.c: Likewise.
* libports/manage-multithread.c: Likewise.
* libports/no-senders.c: Likewise.
* libports/port-deref-weak.c: Likewise.
* libports/port-deref.c: Likewise.
* libports/port-ref-weak.c: Likewise.
* libports/port-ref.c: Likewise.
* libports/ports.h: Likewise.
* libports/reallocate-from-external.c: Likewise.
* libports/reallocate-port.c: Likewise.
* libports/resume-all-rpcs.c: Likewise.
* libports/resume-bucket-rpcs.c: Likewise.
* libports/resume-class-rpcs.c: Likewise.
* libports/resume-port-rpcs.c: Likewise.
* libports/stubs.c: Likewise.
* libports/transfer-right.c: Likewise.
* libstore/Makefile: Likewise.
* libstore/gunzip.c: Likewise.
* libstore/part.c: Likewise.
* libstore/unzipstore.c: Likewise.
* libthreads/Makefile: Likewise.
* libtreefs/dir-lookup.c: Likewise.
* libtreefs/fsys-getroot.c: Likewise.
* libtreefs/fsys-hooks.c: Likewise.
* libtreefs/fsys.c: Likewise.
* libtreefs/trans-help.c: Likewise.
* libtreefs/trans-start.c: Likewise.
* libtreefs/treefs.h: Likewise.
* libtrivfs/cntl-create.c: Likewise.
* libtrivfs/dyn-classes.c: Likewise.
* libtrivfs/io-reauthenticate.c: Likewise.
* libtrivfs/io-restrict-auth.c: Likewise.
* libtrivfs/protid-clean.c: Likewise.
* libtrivfs/protid-dup.c: Likewise.
* libtrivfs/trivfs.h: Likewise.
* mach-defpager/Makefile: Likewise.
* mach-defpager/default_pager.c: Likewise.
* mach-defpager/kalloc.c: Likewise.
* mach-defpager/main.c: Likewise.
* nfs/Makefile: Likewise.
* nfs/cache.c: Likewise.
* nfs/main.c: Likewise.
* nfs/mount.c: Likewise.
* nfs/name-cache.c: Likewise.
* nfs/nfs.h: Likewise.
* nfs/ops.c: Likewise.
* nfs/rpc.c: Likewise.
* nfsd/Makefile: Likewise.
* nfsd/cache.c: Likewise.
* nfsd/loop.c: Likewise.
* nfsd/main.c: Likewise.
* nfsd/nfsd.h: Likewise.
* pfinet/Makefile: Likewise.
* pfinet/ethernet.c: Likewise.
* pfinet/glue-include/asm/spinlock.h: Likewise.
* pfinet/glue-include/linux/interrupt.h: Likewise.
* pfinet/glue-include/linux/sched.h: Likewise.
* pfinet/glue-include/linux/timer.h: Likewise.
* pfinet/glue-include/linux/wait.h: Likewise.
* pfinet/iioctl-ops.c: Likewise.
* pfinet/io-ops.c: Likewise.
* pfinet/kmem_cache.c: Likewise.
* pfinet/main.c: Likewise.
* pfinet/options.c: Likewise.
* pfinet/pfinet-ops.c: Likewise.
* pfinet/pfinet.h: Likewise.
* pfinet/sched.c: Likewise.
* pfinet/socket-ops.c: Likewise.
* pfinet/socket.c: Likewise.
* pfinet/timer-emul.c: Likewise.
* pfinet/tunnel.c: Likewise.
* pflocal/Makefile: Likewise.
* pflocal/connq.c: Likewise.
* pflocal/io.c: Likewise.
* pflocal/sock.c: Likewise.
* pflocal/sock.h: Likewise.
* pflocal/socket.c: Likewise.
* pflocal/sserver.c: Likewise.
* proc/Makefile: Likewise.
* proc/info.c: Likewise.
* proc/main.c: Likewise.
* proc/mgt.c: Likewise.
* proc/msg.c: Likewise.
* proc/proc.h: Likewise.
* proc/stubs.c: Likewise.
* proc/wait.c: Likewise.
* storeio/Makefile: Likewise.
* storeio/dev.c: Likewise.
* storeio/dev.h: Likewise.
* storeio/open.c: Likewise.
* storeio/open.h: Likewise.
* storeio/pager.c: Likewise.
* storeio/storeio.c: Likewise.
* term/Makefile: Likewise.
* term/devio.c: Likewise.
* term/hurdio.c: Likewise.
* term/main.c: Likewise.
* term/munge.c: Likewise.
* term/ptyio.c: Likewise.
* term/term.h: Likewise.
* term/users.c: Likewise.
* tmpfs/Makefile: Likewise.
* tmpfs/dir.c: Likewise.
* tmpfs/node.c: Likewise.
* tmpfs/tmpfs.c: Likewise.
* tmpfs/tmpfs.h: Likewise.
* trans/Makefile: Likewise.
* trans/fakeroot.c: Likewise.
* trans/fifo.c: Likewise.
* trans/hello-mt.c: Likewise.
* trans/new-fifo.c: Likewise.
* trans/streamio.c: Likewise.
* ufs/Makefile: Likewise.
* ufs/alloc.c: Likewise.
* ufs/dir.c: Likewise.
* ufs/hyper.c: Likewise.
* ufs/inode.c: Likewise.
* ufs/main.c: Likewise.
* ufs/pager.c: Likewise.
* ufs/pokeloc.c: Likewise.
* ufs/sizes.c: Likewise.
* ufs/ufs.h: Likewise.
* usermux/Makefile: Likewise.
* usermux/mux.c: Likewise.
* usermux/node.c: Likewise.
* usermux/usermux.h: Likewise.
* utils/Makefile: Likewise.
* utils/fakeauth.c: Likewise.
* utils/rpctrace.c: Likewise.
---
 boot/Makefile |  5 +++--
 boot/boot.c   | 49 +++++++++++++++++++++++++++++--------------------
 boot/ux.c     | 14 +++++++-------
 3 files changed, 39 insertions(+), 29 deletions(-)

(limited to 'boot')

diff --git a/boot/Makefile b/boot/Makefile
index b7a835d0..0d883b06 100644
--- a/boot/Makefile
+++ b/boot/Makefile
@@ -27,7 +27,8 @@ OBJS = boot.o $(COMMON-OBJS)
 UX-OBJS = mach-crt0.o uxboot.o sigvec.o syscall.o ux.o $(COMMON-OBJS)
 target = boot
 io-MIGSFLAGS=-DREPLY_PORTS
-HURDLIBS=store shouldbeinlibc threads
+HURDLIBS = store shouldbeinlibc
+OTHERLIBS = -lpthread
 
 include ../Makeconf
 
@@ -45,7 +46,7 @@ ourdevice.defs: device.defs
 uxboot.o: boot.c
 	$(COMPILE.c) -DUX $< -o $@
 
-uxboot.0: $(UX-OBJS) ../libthreads/libthreads.a
+uxboot.0: $(UX-OBJS)
 	$(LINK.o) -o $@ -static -nostartfiles -Wl,-T -Wl,$(srcdir)/frank1.ld $^
 uxboot.1: frankemul.ld uxboot.0
 	$(LD) -o $@ -T $^
diff --git a/boot/boot.c b/boot/boot.c
index 2b143844..fbbced77 100644
--- a/boot/boot.c
+++ b/boot/boot.c
@@ -30,11 +30,12 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
-#include <cthreads.h>
+#include <pthread.h>
 #include <fcntl.h>
 #include <elf.h>
 #include <mach/mig_support.h>
 #include <mach/default_pager.h>
+#include <mach/machine/vm_param.h> /* For VM_XXX_ADDRESS */
 #include <argp.h>
 #include <hurd/store.h>
 #include <sys/mman.h>
@@ -116,8 +117,8 @@ auth_t authserver;
 
 struct store *root_store;
 
-spin_lock_t queuelock = SPIN_LOCK_INITIALIZER;
-spin_lock_t readlock = SPIN_LOCK_INITIALIZER;
+pthread_spinlock_t queuelock = PTHREAD_SPINLOCK_INITIALIZER;
+pthread_spinlock_t readlock = PTHREAD_SPINLOCK_INITIALIZER;
 
 mach_port_t php_child_name, psmdp_child_name, taskname;
 
@@ -291,7 +292,7 @@ load_image (task_t t,
 
 
 void read_reply ();
-void msg_thread ();
+void * msg_thread (void *);
 
 /* Callbacks for boot_script.c; see boot_script.h.  */
 
@@ -528,6 +529,7 @@ main (int argc, char **argv, char **envp)
   mach_port_t foo;
   char *buf = 0;
   int i, len;
+  pthread_t pthread_id;
   char *root_store_name;
   const struct argp_child kids[] = { { &store_argp }, { 0 }};
   struct argp argp = { options, parse_opt, args_doc, doc, kids };
@@ -738,7 +740,14 @@ main (int argc, char **argv, char **envp)
 
   mach_port_deallocate (mach_task_self (), pseudo_master_device_port);
 
-  cthread_detach (cthread_fork ((cthread_fn_t) msg_thread, (any_t) 0));
+  err = pthread_create (&pthread_id, NULL, msg_thread, NULL);
+  if (!err)
+    pthread_detach (pthread_id);
+  else
+    {
+      errno = err;
+      perror ("pthread_create");
+    }
 
   for (;;)
     {
@@ -754,8 +763,8 @@ main (int argc, char **argv, char **envp)
 /*  mach_msg_server (request_server, __vm_page_size * 2, receive_set); */
 }
 
-void
-msg_thread()
+void *
+msg_thread (void *arg)
 {
   while (1)
     mach_msg_server (request_server, 0, receive_set);
@@ -791,7 +800,7 @@ queue_read (enum read_type type,
   if (!qr)
     return D_NO_MEMORY;
 
-  spin_lock (&queuelock);
+  pthread_spin_lock (&queuelock);
 
   qr->type = type;
   qr->reply_port = reply_port;
@@ -803,7 +812,7 @@ queue_read (enum read_type type,
   else
     qrhead = qrtail = qr;
 
-  spin_unlock (&queuelock);
+  pthread_spin_unlock (&queuelock);
   return D_SUCCESS;
 }
 
@@ -824,7 +833,7 @@ read_reply ()
      either we get the lock ourselves or that whoever currently holds the
      lock will service this read when he unlocks it.  */
   should_read = 1;
-  if (! spin_try_lock (&readlock))
+  if (pthread_spin_trylock (&readlock))
     return;
 
   /* Since we're committed to servicing the read, no one else need do so.  */
@@ -833,16 +842,16 @@ read_reply ()
   ioctl (0, FIONREAD, &avail);
   if (!avail)
     {
-      spin_unlock (&readlock);
+      pthread_spin_unlock (&readlock);
       return;
     }
 
-  spin_lock (&queuelock);
+  pthread_spin_lock (&queuelock);
 
   if (!qrhead)
     {
-      spin_unlock (&queuelock);
-      spin_unlock (&readlock);
+      pthread_spin_unlock (&queuelock);
+      pthread_spin_unlock (&readlock);
       return;
     }
 
@@ -851,7 +860,7 @@ read_reply ()
   if (qr == qrtail)
     qrtail = 0;
 
-  spin_unlock (&queuelock);
+  pthread_spin_unlock (&queuelock);
 
   if (qr->type == DEV_READ)
     buf = mmap (0, qr->amount, PROT_READ|PROT_WRITE, MAP_ANON, 0, 0);
@@ -859,7 +868,7 @@ read_reply ()
     buf = alloca (qr->amount);
   amtread = read (0, buf, qr->amount);
 
-  spin_unlock (&readlock);
+  pthread_spin_unlock (&readlock);
 
   switch (qr->type)
     {
@@ -897,7 +906,7 @@ read_reply ()
 static void
 unlock_readlock ()
 {
-  spin_unlock (&readlock);
+  pthread_spin_unlock (&readlock);
   while (should_read)
     read_reply ();
 }
@@ -1131,7 +1140,7 @@ ds_device_read (device_t device,
 	}
 #endif
 
-      spin_lock (&readlock);
+      pthread_spin_lock (&readlock);
       ioctl (0, FIONREAD, &avail);
       if (avail)
 	{
@@ -1186,7 +1195,7 @@ ds_device_read_inband (device_t device,
 	}
 #endif
 
-      spin_lock (&readlock);
+      pthread_spin_lock (&readlock);
       ioctl (0, FIONREAD, &avail);
       if (avail)
 	{
@@ -1459,7 +1468,7 @@ S_io_read (mach_port_t object,
     }
 #endif
 
-  spin_lock (&readlock);
+  pthread_spin_lock (&readlock);
   ioctl (0, FIONREAD, &avail);
   if (avail)
     {
diff --git a/boot/ux.c b/boot/ux.c
index b532f19e..7239762c 100644
--- a/boot/ux.c
+++ b/boot/ux.c
@@ -24,7 +24,7 @@
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
-#include <cthreads.h>
+#include <pthread.h>
 
 #include "ux.h"
 
@@ -54,14 +54,14 @@ struct free_reply_port
   struct free_reply_port *next;
 };
 static struct free_reply_port *free_reply_ports = NULL;
-static spin_lock_t free_reply_ports_lock = SPIN_LOCK_INITIALIZER;
+static pthread_spinlock_t free_reply_ports_lock = PTHREAD_SPINLOCK_INITIALIZER;
 
 mach_port_t __mig_get_reply_port ()
 {
-  spin_lock (&free_reply_ports_lock);
+  pthread_spin_lock (&free_reply_ports_lock);
   if (free_reply_ports == NULL)
     {
-      spin_unlock (&free_reply_ports_lock);
+      pthread_spin_unlock (&free_reply_ports_lock);
       return __mach_reply_port ();
     }
   else
@@ -69,7 +69,7 @@ mach_port_t __mig_get_reply_port ()
       struct free_reply_port *frp = free_reply_ports;
       mach_port_t reply_port = frp->port;
       free_reply_ports = free_reply_ports->next;
-      spin_unlock (&free_reply_ports_lock);
+      pthread_spin_unlock (&free_reply_ports_lock);
       free (frp);
       return reply_port;
     }
@@ -82,10 +82,10 @@ void __mig_put_reply_port (mach_port_t port)
 {
   struct free_reply_port *frp = malloc (sizeof (struct free_reply_port));
   frp->port = port;
-  spin_lock (&free_reply_ports_lock);
+  pthread_spin_lock (&free_reply_ports_lock);
   frp->next = free_reply_ports;
   free_reply_ports = frp;
-  spin_unlock (&free_reply_ports_lock);
+  pthread_spin_unlock (&free_reply_ports_lock);
 }
 void mig_put_reply_port (mach_port_t port)
 {
-- 
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