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Remove support for DCE threads
This commit is contained in:
Ryan Lortie
parent
7d885253fa
commit
715f94e951
25
configure.ac
25
configure.ac
@ -1879,7 +1879,7 @@ dnl *** g_thread checks ***
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dnl ***********************
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AC_ARG_WITH(threads,
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[AC_HELP_STRING([--with-threads=@<:@posix/dce/win32@:>@],
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[AC_HELP_STRING([--with-threads=@<:@posix/win32@:>@],
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[specify a thread implementation to use])],
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[if test "x$with_threads" = x; then
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want_threads=yes
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@ -1945,12 +1945,6 @@ if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
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[pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
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have_threads=posix)
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fi
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if test "x$have_threads" = xno; then
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AC_TRY_COMPILE([#include <pthread.h>],
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[pthread_mutex_t m;
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pthread_mutex_init (&m, pthread_mutexattr_default);],
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have_threads=dce)
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fi
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# Tru64Unix requires -pthread to find pthread.h. See #103020
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CPPFLAGS="$CPPFLAGS -pthread"
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if test "x$have_threads" = xno; then
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@ -2075,12 +2069,6 @@ if test x"$G_THREAD_CFLAGS" = x; then
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*-dg-dgux*) # DG/UX
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G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
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;;
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*-osf*)
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# So we are using dce threads. posix threads are already
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# catched above.
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G_THREAD_CFLAGS="-threads"
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G_THREAD_LIBS=$G_THREAD_CFLAGS
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;;
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*-sysv5uw7*) # UnixWare 7
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# We are not using gcc with -pthread. Catched above.
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G_THREAD_CFLAGS="-Kthread"
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@ -2125,7 +2113,7 @@ dnl ******************************
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mutex_has_default=no
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case $have_threads in
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posix|dce)
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posix)
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glib_save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
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if test x"$G_THREAD_LIBS" = x; then
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@ -2138,7 +2126,7 @@ case $have_threads in
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*)
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G_THREAD_LIBS=error
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glib_save_LIBS="$LIBS"
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for thread_lib in "" pthread pthread32 pthreads thread dce; do
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for thread_lib in "" pthread pthread32 pthreads thread; do
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if test x"$thread_lib" = x; then
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add_thread_lib=""
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IN=""
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@ -2208,12 +2196,7 @@ case $have_threads in
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mutex_default_type='pthread_mutex_t'
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mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
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mutex_header_file='pthread.h'
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if test "x$have_threads" = "xposix"; then
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g_threads_impl="POSIX"
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else
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g_threads_impl="DCE"
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have_threads="posix"
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fi
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g_threads_impl="POSIX"
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AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
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CPPFLAGS="$glib_save_CPPFLAGS"
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;;
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@ -146,7 +146,7 @@ How to compile GLib itself
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<para>
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A thread implementation is needed. The thread support in GLib
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can be based upon several native thread implementations, e.g.
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POSIX threads, DCE threads or Solaris threads.
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POSIX threads, win32 threads or Solaris threads.
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</para>
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</listitem>
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<listitem>
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@ -81,21 +81,9 @@ static gboolean posix_check_cmd_prio_warned = FALSE;
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}G_STMT_END
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#endif /* G_ENABLE_DEBUG */
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#if defined(G_THREADS_IMPL_POSIX)
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# define posix_error(what) (what)
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# define mutexattr_default NULL
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# define condattr_default NULL
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#elif defined(G_THREADS_IMPL_DCE)
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# define posix_error(what) ((what) == -1 ? errno : 0)
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# define pthread_key_create(a, b) pthread_keycreate (a, b)
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# define pthread_attr_init(a) pthread_attr_create (a)
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# define pthread_attr_destroy(a) pthread_attr_delete (a)
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# define pthread_create(a, b, c, d) pthread_create (a, *b, c, d)
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# define mutexattr_default (pthread_mutexattr_default)
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# define condattr_default (pthread_condattr_default)
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#else /* neither G_THREADS_IMPL_POSIX nor G_THREADS_IMPL_DCE are defined */
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# error This should not happen. Contact the GLib team.
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#endif
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#define posix_error(what) (what)
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#define mutexattr_default NULL
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#define condattr_default NULL
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#if defined (POSIX_MIN_PRIORITY) && defined (POSIX_MAX_PRIORITY)
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# define HAVE_PRIORITIES 1
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@ -128,18 +116,12 @@ g_thread_impl_init(void)
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g_thread_min_stack_size = MAX (sysconf (_SC_THREAD_STACK_MIN), 0);
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#endif /* _SC_THREAD_STACK_MIN */
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#ifdef HAVE_PRIORITIES
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# ifdef G_THREADS_IMPL_POSIX
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{
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struct sched_param sched;
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int policy;
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posix_check_cmd (pthread_getschedparam (pthread_self(), &policy, &sched));
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priority_normal_value = sched.sched_priority;
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}
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# else /* G_THREADS_IMPL_DCE */
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posix_check_cmd (priority_normal_value =
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pthread_getprio (*(pthread_t*)thread,
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g_thread_priority_map [priority]));
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# endif
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#endif /* HAVE_PRIORITIES */
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}
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#endif /* _SC_THREAD_STACK_MIN || HAVE_PRIORITIES */
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@ -174,13 +156,8 @@ g_mutex_trylock_posix_impl (GMutex * mutex)
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result = pthread_mutex_trylock ((pthread_mutex_t *) mutex);
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#ifdef G_THREADS_IMPL_POSIX
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if (result == EBUSY)
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return FALSE;
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#else /* G_THREADS_IMPL_DCE */
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if (result == 0)
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return FALSE;
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#endif
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posix_check_err (posix_error (result), "pthread_mutex_trylock");
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return TRUE;
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@ -230,11 +207,7 @@ g_cond_timed_wait_posix_impl (GCond * cond,
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result = pthread_cond_timedwait ((pthread_cond_t *) cond,
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(pthread_mutex_t *) entered_mutex,
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&end_time);
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#ifdef G_THREADS_IMPL_POSIX
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timed_out = (result == ETIMEDOUT);
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#else /* G_THREADS_IMPL_DCE */
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timed_out = (result == -1) && (errno == EAGAIN);
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#endif
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}
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if (!timed_out)
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@ -274,16 +247,8 @@ g_private_get_posix_impl (GPrivate * private_key)
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{
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if (!private_key)
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return NULL;
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#ifdef G_THREADS_IMPL_POSIX
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return pthread_getspecific (*(pthread_key_t *) private_key);
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#else /* G_THREADS_IMPL_DCE */
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{
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void* data;
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posix_check_cmd (pthread_getspecific (*(pthread_key_t *) private_key,
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&data));
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return data;
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}
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#endif
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}
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static void
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@ -322,23 +287,16 @@ g_thread_create_posix_impl (GThreadFunc thread_func,
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pthread_attr_setscope (&attr, PTHREAD_SCOPE_SYSTEM);
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#endif /* PTHREAD_SCOPE_SYSTEM */
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#ifdef G_THREADS_IMPL_POSIX
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posix_check_cmd (pthread_attr_setdetachstate (&attr,
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joinable ? PTHREAD_CREATE_JOINABLE : PTHREAD_CREATE_DETACHED));
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#endif /* G_THREADS_IMPL_POSIX */
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#ifdef HAVE_PRIORITIES
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# ifdef G_THREADS_IMPL_POSIX
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{
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struct sched_param sched;
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posix_check_cmd (pthread_attr_getschedparam (&attr, &sched));
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sched.sched_priority = g_thread_priority_map [priority];
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posix_check_cmd_prio (pthread_attr_setschedparam (&attr, &sched));
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}
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# else /* G_THREADS_IMPL_DCE */
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posix_check_cmd_prio
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(pthread_attr_setprio (&attr, g_thread_priority_map [priority]));
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# endif /* G_THREADS_IMPL_DCE */
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#endif /* HAVE_PRIORITIES */
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ret = posix_error (pthread_create (thread, &attr,
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(void* (*)(void*))thread_func, arg));
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@ -353,11 +311,6 @@ g_thread_create_posix_impl (GThreadFunc thread_func,
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}
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posix_check_err (ret, "pthread_create");
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#ifdef G_THREADS_IMPL_DCE
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if (!joinable)
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posix_check_cmd (pthread_detach (thread));
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#endif /* G_THREADS_IMPL_DCE */
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}
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static void
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@ -385,7 +338,6 @@ g_thread_set_priority_posix_impl (gpointer thread, GThreadPriority priority)
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g_return_if_fail (priority >= G_THREAD_PRIORITY_LOW);
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g_return_if_fail (priority <= G_THREAD_PRIORITY_URGENT);
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#ifdef HAVE_PRIORITIES
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# ifdef G_THREADS_IMPL_POSIX
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{
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struct sched_param sched;
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int policy;
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@ -395,10 +347,6 @@ g_thread_set_priority_posix_impl (gpointer thread, GThreadPriority priority)
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posix_check_cmd_prio (pthread_setschedparam (*(pthread_t*)thread, policy,
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&sched));
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}
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# else /* G_THREADS_IMPL_DCE */
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posix_check_cmd_prio (pthread_setprio (*(pthread_t*)thread,
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g_thread_priority_map [priority]));
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# endif
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#endif /* HAVE_PRIORITIES */
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}
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