/* System dependent pthreads code. Hurd version. Copyright (C) 2000, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include #include #include #include int sched_yield (void) { l4_yield (); return 0; } /* Forward. */ static void init_routine (void (*) (void *), void *) __attribute__ ((noreturn)); /* OK, the name of this variable isn't really appropriate, but I don't want to change it yet. */ void (*_pthread_init_routine)(void (*) (void *), void *) = &init_routine; /* This function is called from the Hurd-specific startup code. It should return a new stack pointer for the main thread. The caller will switch to this new stack before doing anything serious. */ static void init_routine (void (*entry) (void *), void *arg) { /* Initialize the library. */ __pthread_initialize (); struct __pthread *thread; int err; /* Create the pthread structure for the main thread (i.e. us). */ err = __pthread_create_internal (&thread, 0, (void *(*)(void *)) entry, arg); assert_perror (err); /* Switch stacks. */ l4_start_sp_ip (l4_myself (), thread->mcontext.sp, thread->mcontext.pc); }