From 1de0643c9218db536f5b2e294bbfa653c77438e4 Mon Sep 17 00:00:00 2001 From: Richard Braun 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. --- term/hurdio.c | 70 +++++++++++++++++++++++++++++++++++++---------------------- 1 file changed, 44 insertions(+), 26 deletions(-) (limited to 'term/hurdio.c') diff --git a/term/hurdio.c b/term/hurdio.c index b1d0c944..368c2322 100644 --- a/term/hurdio.c +++ b/term/hurdio.c @@ -26,8 +26,9 @@ #include #include #include +#include -#include +#include #include #include @@ -68,7 +69,7 @@ thread_t writer_thread = MACH_PORT_NULL; /* This flag is set if the output was suspended. */ static int output_stopped; -static struct condition hurdio_writer_condition; +static pthread_cond_t hurdio_writer_condition; /* Hold the amount of bytes that are currently in the progress of being written. May be set to zero while you hold the global lock @@ -77,24 +78,41 @@ size_t npending_output; /* True if we should assert the dtr. */ int assert_dtr; -static struct condition hurdio_assert_dtr_condition; +static pthread_cond_t hurdio_assert_dtr_condition; /* Forward */ static error_t hurdio_desert_dtr (); -static any_t hurdio_reader_loop (any_t arg); -static any_t hurdio_writer_loop (any_t arg); +static void *hurdio_reader_loop (void *arg); +static void *hurdio_writer_loop (void *arg); static error_t hurdio_set_bits (struct termios *state); static error_t hurdio_init (void) { - condition_init (&hurdio_writer_condition); - condition_init (&hurdio_assert_dtr_condition); + pthread_t thread; + error_t err; + + pthread_cond_init (&hurdio_writer_condition, NULL); + pthread_cond_init (&hurdio_assert_dtr_condition, NULL); - cthread_detach (cthread_fork (hurdio_reader_loop, 0)); - cthread_detach (cthread_fork (hurdio_writer_loop, 0)); + err = pthread_create (&thread, NULL, hurdio_reader_loop, NULL); + if (!err) + pthread_detach (thread); + else + { + errno = err; + perror ("pthread_create"); + } + err = pthread_create (&thread, NULL, hurdio_writer_loop, NULL); + if (!err) + pthread_detach (thread); + else + { + errno = err; + perror ("pthread_create"); + } return 0; } @@ -129,7 +147,7 @@ static void wait_for_dtr (void) { while (!assert_dtr) - hurd_condition_wait (&hurdio_assert_dtr_condition, &global_lock); + pthread_cond_wait (&hurdio_assert_dtr_condition, &global_lock); assert_dtr = 0; if (tty_arg == 0) @@ -165,15 +183,15 @@ wait_for_dtr (void) report_carrier_on (); /* Signal that the writer thread should resume its work. */ - condition_broadcast (&hurdio_writer_condition); + pthread_cond_broadcast (&hurdio_writer_condition); } } /* Read and enqueue input characters. Is also responsible to assert the DTR if necessary. */ -static any_t -hurdio_reader_loop (any_t arg) +static void * +hurdio_reader_loop (void *arg) { /* XXX The input buffer has 256 bytes. */ #define BUFFER_SIZE 256 @@ -182,7 +200,7 @@ hurdio_reader_loop (any_t arg) size_t datalen; error_t err; - mutex_lock (&global_lock); + pthread_mutex_lock (&global_lock); reader_thread = mach_thread_self (); while (1) @@ -190,14 +208,14 @@ hurdio_reader_loop (any_t arg) /* We can only start when the DTR has been asserted. */ while (ioport == MACH_PORT_NULL) wait_for_dtr (); - mutex_unlock (&global_lock); + pthread_mutex_unlock (&global_lock); data = buffer; datalen = BUFFER_SIZE; err = io_read (ioport, &data, &datalen, -1, BUFFER_SIZE); - mutex_lock (&global_lock); + pthread_mutex_lock (&global_lock); /* Error or EOF can mean the carrier has been dropped. */ if (err || !datalen) hurdio_desert_dtr (); @@ -223,8 +241,8 @@ hurdio_reader_loop (any_t arg) /* Output characters. */ -static any_t -hurdio_writer_loop (any_t arg) +static void * +hurdio_writer_loop (void *arg) { /* XXX The output buffer has 256 bytes. */ #define BUFFER_SIZE 256 @@ -236,7 +254,7 @@ hurdio_writer_loop (any_t arg) int npending_output_copy; mach_port_t ioport_copy; - mutex_lock (&global_lock); + pthread_mutex_lock (&global_lock); writer_thread = mach_thread_self (); while (1) @@ -244,7 +262,7 @@ hurdio_writer_loop (any_t arg) while (writer_thread != MACH_PORT_NULL && (ioport == MACH_PORT_NULL || !qsize (outputq) || output_stopped)) - hurd_condition_wait (&hurdio_writer_condition, &global_lock); + pthread_cond_wait (&hurdio_writer_condition, &global_lock); if (writer_thread == MACH_PORT_NULL) /* A sign to die. */ return 0; @@ -269,10 +287,10 @@ hurdio_writer_loop (any_t arg) *bufp++ = dequeue (outputq); /* Submit all the outstanding characters to the I/O port. */ - mutex_unlock (&global_lock); + pthread_mutex_unlock (&global_lock); err = io_write (ioport_copy, pending_output, npending_output_copy, -1, &amount); - mutex_lock (&global_lock); + pthread_mutex_lock (&global_lock); mach_port_mod_refs (mach_task_self (), ioport_copy, MACH_PORT_RIGHT_SEND, -1); @@ -285,8 +303,8 @@ hurdio_writer_loop (any_t arg) if (amount >= npending_output) { npending_output = 0; - condition_broadcast (outputq->wait); - condition_broadcast (&select_alert); + pthread_cond_broadcast (outputq->wait); + pthread_cond_broadcast (&select_alert); } else { @@ -321,7 +339,7 @@ hurdio_start_output () } output_stopped = 0; } - condition_broadcast (&hurdio_writer_condition); + pthread_cond_broadcast (&hurdio_writer_condition); return 0; } @@ -468,7 +486,7 @@ hurdio_assert_dtr () if (ioport == MACH_PORT_NULL) { assert_dtr = 1; - condition_signal (&hurdio_assert_dtr_condition); + pthread_cond_signal (&hurdio_assert_dtr_condition); } return 0; -- cgit v1.2.3