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2000-02-27 Ulrich Drepper <drepper@redhat.com> * conform/conformtest.pl (@headers): Add wordexp.h, wctype.h, wchar.h, varargs.h, utmpx.h, utime.h, unistd.h, ulimit.h, ucontext.h, time.h, termios.h, tar.h, sys/wait.h, sys/uio.h, sys/types.h, sys/times.h, sys/timeb.h, sys/time.h, sys/statvfs.h, sys/stat.h, sys/shm.h, sys/sem.h, and sys/resource.h. Implement handling of allow-header. * conform/data/fcntl.h-data: Correct various bugs. * conform/data/fnmatch.h-data: Likewise. * conform/data/math.h-data: Likewise. * conform/data/ndbm.h-data: Likewise. * conform/data/nl_types.h-data: Likewise. * conform/data/poll.h-data: Likewise. * conform/data/pthread.h-data: Likewise. * conform/data/semaphore.h-data: Likewise. * conform/data/setjmp.h-data: Likewise. * conform/data/signal.h-data: Likewise. * conform/data/stdarg.h-data: Likewise. * conform/data/stddef.h-data: Likewise. * conform/data/stdio.h-data: Likewise. * conform/data/stdlib.h-data: Likewise. * conform/data/string.h-data: Likewise. * conform/data/strings.h-data: Likewise. * conform/data/stropts.h-data: Likewise. * conform/data/syslog.h-data: Likewise. * conform/data/sys/ipc.h-data: Likewise. * conform/data/sys/mman.h-data: Likewise. * conform/data/sys/msg.h-data: Likewise. * conform/data/tar.h-data: New file. * conform/data/termios.h-data: New file. * conform/data/time.h-data: New file. * conform/data/ucontext.h-data: New file. * conform/data/ulimit.h-data: New file. * conform/data/unistd.h-data: New file. * conform/data/utime.h-data: New file. * conform/data/utmpx.h-data: New file. * conform/data/varargs.h-data: New file. * conform/data/wchar.h-data: New file. * conform/data/wctype.h-data: New file. * conform/data/wordexp.h-data: New file. * conform/data/sys/resource.h-data: New file. * conform/data/sys/sem.h-data: New file. * conform/data/sys/shm.h-data: New file. * conform/data/sys/stat.h-data: New file. * conform/data/sys/statvfs.h-data: New file. * conform/data/sys/time.h-data: New file. * conform/data/sys/timeb.h-data: New file. * conform/data/sys/times.h-data: New file. * conform/data/sys/types.h-data: New file. * conform/data/sys/uio.h-data: New file. * conform/data/sys/wait.h-data: New file. * grp/grp.h (getgrent_r): Declare only if __USE_GNU. * include/sys/time.h (__itimes): Fix type of second parameter. * io/sys/stat.h (S_IFLNK): Define also if __USE_XOPEN. (S_ISVTX): Likewise. * io/sys/statvfs.h: Define fsblkcnt_t and fsfilcnt_t. * locale/langindo.h: Make ERA_YEAR, INT_CURR_SYMBOL, CURRENCY_SYMBOL, MON_DECIMAL_POINT, MON_THOUSANDS_SEP, MON_GROUPING, POSITIVE_SIGN, NEGATIVE_SIGN, INT_FRAC_DIGITS, FRAC_DIGITS, P_CS_PRECEDES, P_SEP_BY_SPACE, N_CS_PRECEDES, N_SEP_BY_SPACE, P_SIGN_POSN, N_SIGN_POSN, DECIMAL_POINT, THOUSANDS_SEP, GROUPING, YESEXPR, NOEXPR, YESSTR, and NOSTR only available if __USE_GNU. * math/bits/mathcalls.h: Don't declare tgamma and scalbn if only __USE_XOPEN. * posix/unistd.h: Don't define ptrdiff_t. (sbrk): Correct type of parameter. * sysdeps/generic/sbrk.c: Likewise. * sysdeps/mach/hurd/sbrk.c: Likewise. * posix/sys/types.h: Allow id_t, suseconds_t, fsblkcnt_t, and fsfilcnt_t being defined elsewhere. * resource/sys/resource.h: Define id_t. If __USE_XOPEN use int for type of first parameter if getrlimit, getrlimit64, setrlimit, setrlimit64, getrusage, getpriority, and setpriority. * sysdeps/generic/getpriority.c: Fix type of second parameter. * sysdeps/generic/setpriority.c: Likewise. * sysdeps/mach/hurd/getpriority.c: Likewise. * sysdeps/mach/hurd/setpriority.c: Likewise. * sysdeps/unix/sysv/irix4/getpriority.c: Likewise. * sysdeps/unix/sysv/irix4/setpriority.c: Likewise. * sysdeps/unix/sysv/linux/getpriority.c: Likewise. * sysdeps/generic/utimes.c: Fix parameter of third parameter. * sysdeps/mach/hurd/utimes.c: Likewise. * sysdeps/posix/utimes.c: Likewise. * sysdeps/generic/bits/shm.h: Define shmatt_t type and use it in struct shmid_ds definition. * sysdeps/gnu/bits/shm.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/shm.h: Likewise. * sysdeps/unix/sysv/linux/bits/shm.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/shm.h: Likewise. * sysvipc/sys/shm.h: Define time_t. * sysvipc/sys/sem.h (struct sembuf): Make sem_num field unsigned. * sysdeps/gnu/bits/sem.h: Rename anonymous type struct sem_queue and struct sem_undo to struct __sem_queue and struct __sem_undo resp. * time/time.h: Define suseconds_t if not already done. * sysdeps/unix/sysv/linux/bits/statvfs.h: Rename f_spare to __f_spare. * sysdeps/unix/sysv/linux/fstatvfs64.c: Likewise. * sysdeps/unix/sysv/linux/statvfs64.c: Likewise. * sysdeps/unix/sysv/linux/internal_statvfs.c: Likewise. * intl/bindtextdom.c: Use rwlock to avoid surprising results in multithreaded applications. * intl/dcigettext.c: Likewise. * intl/textdomain.c: Likewise. * intl/*.c: Update copyright. * sysdeps/generic/bits/libc-lock.h: Define __libc_rwlock_* stubs. 2000-02-27 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/configure.in: Treat also "/usr/" as prefix especially. 2000-02-27 Ulrich Drepper <drepper@redhat.com> * po/de.po: Update from translation team. * po/ko.po: Likewise.
143 lines
4.4 KiB
C
143 lines
4.4 KiB
C
/* Iterate over a process's threads.
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Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "thread_dbP.h"
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#include <alloca.h>
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static int
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handle_descr (const td_thragent_t *ta, td_thr_iter_f *callback,
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void *cbdata_p, td_thr_state_e state, int ti_pri,
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size_t cnt, pthread_descr descr)
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{
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struct _pthread_descr_struct pds;
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size_t sizeof_descr = ta->sizeof_descr;
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td_thrhandle_t th;
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if (ps_pdread (ta->ph, descr, &pds, sizeof_descr) != PS_OK)
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return TD_ERR; /* XXX Other error value? */
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/* The manager thread must be handled special. The descriptor
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exists but the thread only gets created when the first
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`pthread_create' call is issued. A clear indication that this
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happened is when the p_pid field is non-zero. */
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if (cnt == 1 && pds.p_pid == 0)
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return TD_OK;
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/* Now test whether this thread matches the specified
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conditions. */
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/* Only if the priority level is as high or higher. */
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if (pds.p_priority < ti_pri)
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return TD_OK;
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/* Test the state.
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XXX This is incomplete. */
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if (state != TD_THR_ANY_STATE)
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return TD_OK;
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/* XXX For now we ignore threads which are not running anymore.
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The reason is that gdb tries to get the registers and fails.
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In future we should have a special mode of the thread library
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in which we keep the process around until the actual join
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operation happened. */
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if (pds.p_exited != 0)
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return TD_OK;
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/* Yep, it matches. Call the callback function. */
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th.th_ta_p = (td_thragent_t *) ta;
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th.th_unique = descr;
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if (callback (&th, cbdata_p) != 0)
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return TD_DBERR;
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/* All done successfully. */
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return TD_OK;
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}
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td_err_e
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td_ta_thr_iter (const td_thragent_t *ta, td_thr_iter_f *callback,
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void *cbdata_p, td_thr_state_e state, int ti_pri,
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sigset_t *ti_sigmask_p, unsigned int ti_user_flags)
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{
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int pthread_threads_max;
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struct pthread_handle_struct *phc;
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td_err_e result = TD_OK;
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int cnt;
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#ifdef ALL_THREADS_STOPPED
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int num;
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#else
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# define num 1
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#endif
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LOG (__FUNCTION__);
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/* Test whether the TA parameter is ok. */
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if (! ta_ok (ta))
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return TD_BADTA;
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pthread_threads_max = ta->pthread_threads_max;
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phc = (struct pthread_handle_struct *) alloca (sizeof (phc[0])
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* pthread_threads_max);
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/* First read only the main thread and manager thread information. */
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if (ps_pdread (ta->ph, ta->handles, phc,
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sizeof (struct pthread_handle_struct) * 2) != PS_OK)
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return TD_ERR; /* XXX Other error value? */
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/* Now handle these descriptors. */
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result = handle_descr (ta, callback, cbdata_p, state, ti_pri, 0,
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phc[0].h_descr);
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if (result != TD_OK)
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return result;
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result = handle_descr (ta, callback, cbdata_p, state, ti_pri, 1,
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phc[1].h_descr);
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if (result != TD_OK)
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return result;
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/* Read all the descriptors. */
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if (ps_pdread (ta->ph, ta->handles + 2, &phc[2],
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(sizeof (struct pthread_handle_struct)
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* (pthread_threads_max - 2))) != PS_OK)
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return TD_ERR; /* XXX Other error value? */
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#ifdef ALL_THREADS_STOPPED
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/* Read the number of currently active threads. */
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if (ps_pdread (ta->ph, ta->pthread_handles_num, &num, sizeof (int)) != PS_OK)
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return TD_ERR; /* XXX Other error value? */
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#endif
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/* Now get all descriptors, one after the other. */
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for (cnt = 2; cnt < pthread_threads_max && num > 0; ++cnt)
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if (phc[cnt].h_descr != NULL)
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{
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#ifdef ALL_THREADS_STOPPED
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/* First count this active thread. */
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--num;
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#endif
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result = handle_descr (ta, callback, cbdata_p, state, ti_pri, cnt,
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phc[cnt].h_descr);
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if (result != TD_OK)
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break;
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}
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return result;
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}
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