diff options
Diffstat (limited to 'libthreads/cthread_internals.h')
| -rw-r--r-- | libthreads/cthread_internals.h | 111 |
1 files changed, 91 insertions, 20 deletions
diff --git a/libthreads/cthread_internals.h b/libthreads/cthread_internals.h index 69e71180..7c557428 100644 --- a/libthreads/cthread_internals.h +++ b/libthreads/cthread_internals.h @@ -1,6 +1,6 @@ /* * Mach Operating System - * Copyright (c) 1991,1990,1989 Carnegie Mellon University + * Copyright (c) 1992,1991,1990,1989 Carnegie Mellon University * All Rights Reserved. * * Permission to use, copy, modify and distribute this software and its @@ -25,23 +25,28 @@ */ /* * HISTORY - * $Log: cthread_internals.h,v $ - * Revision 1.4 2001/03/31 23:01:01 roland - * 2001-03-31 Roland McGrath <roland@frob.com> + * 26-Oct-94 Johannes Helander (jvh) Helsinki University of Technology + * Defined WAIT_DEBUG and initialized wait_enum * - * * cthreads.h: Fix obsolescent #endif syntax. - * * cthread_internals.h: Likewise. - * * cancel-cond.c: Likewise. - * * stack.c: Likewise. - * * cthreads.c: Likewise. - * * cprocs.c: Likewise. - * * call.c: Likewise. + * $Log: cthread_internals.h,v $ + * Revision 2.17 93/05/10 21:33:36 rvb + * Context is a natural_t. Assumming, that is, that on + * some future architecture one word might be enough. + * [93/05/06 09:19:35 af] * - * Revision 1.3 1995/08/29 14:49:20 mib - * (cproc_block): Provide decl. + * Revision 2.16 93/05/10 17:51:23 rvb + * Flush stdlib + * [93/05/05 09:12:29 rvb] * - * Revision 1.2 1994/05/05 10:58:01 roland - * entered into RCS + * Revision 2.15 93/01/14 18:04:56 danner + * Added declarations for library-internal routines. + * [92/12/18 pds] + * + * Replaced malloc and mach_error declarations with includes of + * mach_error.h and stdlib.h. + * [92/06/13 pds] + * 64bit cleanup. + * [92/12/01 af] * * Revision 2.14 92/08/03 18:03:56 jfriedl * Made state element of struct cproc volatile. @@ -160,7 +165,7 @@ typedef struct cproc { mach_port_t reply_port; /* for mig_get_reply_port() */ #endif - int context; + natural_t context; spin_lock_t lock; volatile int state; /* current state */ #define CPROC_RUNNING 0 @@ -173,15 +178,13 @@ typedef struct cproc { mach_msg_header_t msg; - unsigned int stack_base; - unsigned int stack_size; + vm_offset_t stack_base; + vm_offset_t stack_size; } *cproc_t; #define NO_CPROC ((cproc_t) 0) #define cproc_self() ((cproc_t) ur_cthread_self()) -int cproc_block (); - #if 0 /* This declaration conflicts with <stdlib.h> in GNU. */ /* @@ -221,3 +224,71 @@ extern void mach_error(); #define yield() \ (void) thread_switch(MACH_PORT_NULL, SWITCH_OPTION_DEPRESS, 10) + +/* + * Functions implemented in malloc.c. + */ + +#if defined(DEBUG) +extern void print_malloc_free_list(void); +#endif /* defined(DEBUG) */ + +extern void malloc_fork_prepare(void); + +extern void malloc_fork_parent(void); + +extern void malloc_fork_child(void); + + +/* + * Functions implemented in stack.c. + */ + +extern vm_offset_t stack_init(cproc_t _cproc); + +extern void alloc_stack(cproc_t _cproc); + +extern vm_offset_t cproc_stack_base(cproc_t _cproc, int _offset); + +extern void stack_fork_child(void); + +/* + * Functions implemented in cprocs.c. + */ + +extern vm_offset_t cproc_init(void); + +extern void cproc_waiting(cproc_t _waiter); + +extern cproc_t cproc_create(void); + +extern void cproc_fork_prepare(void); + +extern void cproc_fork_parent(void); + +extern void cproc_fork_child(void); + +/* + * Function implemented in cthreads.c. + */ + +extern void cthread_body(cproc_t _self); + +/* + * Functions from machine dependent files. + */ + +extern void cproc_switch(natural_t *_cur, const natural_t *_new, + spin_lock_t *_lock); + +extern void cproc_start_wait(natural_t *_parent, cproc_t _child, + vm_offset_t _stackp, + spin_lock_t *_lock); + +extern void cproc_prepare(cproc_t _child, + natural_t *_child_context, + vm_offset_t _stackp, + void (*cthread_body_pc)()); + +extern void cproc_setup(cproc_t _child, thread_t _mach_thread, + void (*_routine)(cproc_t)); |