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[/] [openrisc/] [tags/] [gnu-src/] [gdb-6.8/] [pre-binutils-2.20.1-sync/] [gdb/] [osf-share/] [cma_init.h] - Rev 275
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/* * (c) Copyright 1990-1996 OPEN SOFTWARE FOUNDATION, INC. * (c) Copyright 1990-1996 HEWLETT-PACKARD COMPANY * (c) Copyright 1990-1996 DIGITAL EQUIPMENT CORPORATION * (c) Copyright 1991, 1992 Siemens-Nixdorf Information Systems * To anyone who acknowledges that this file is provided "AS IS" without * any express or implied warranty: permission to use, copy, modify, and * distribute this file for any purpose is hereby granted without fee, * provided that the above copyright notices and this notice appears in * all source code copies, and that none of the names listed above be used * in advertising or publicity pertaining to distribution of the software * without specific, written prior permission. None of these organizations * makes any representations about the suitability of this software for * any purpose. */ /* * Header file for CMA initialization */ #ifndef CMA_INIT #define CMA_INIT /* * INCLUDE FILES */ #include <dce/cma_host.h> #include <cma_errors.h> /* * CONSTANTS AND MACROS */ #define cma__c_env_maxattr 0 #define cma__c_env_minattr 1 #define cma__c_env_maxcond 2 #define cma__c_env_mincond 3 #define cma__c_env_maxmutex 4 #define cma__c_env_minmutex 5 #define cma__c_env_maxthread 6 #define cma__c_env_minthread 7 #define cma__c_env_maxcluster 8 #define cma__c_env_mincluster 9 #define cma__c_env_maxvp 10 #define cma__c_env_multiplex 11 #define cma__c_env_trace 12 #define cma__c_env_trace_file 13 #define cma__c_env_count 13 /* * cma__int_init * * Initialize the main body of CMA exactly once. * * We raise an exception if, for some odd reason, there are already threads * in the environment (e.g. kernel threads), and one of them is trying to * initialize CMA before the first thread got all the way through the actual * initialization. This code maintains the invariants: "after successfully * calling CMA_INIT, you can call any CMA function", and "CMA is actually * initialized at most once". */ /*#ifndef _HP_LIBC_R */ #if defined _HP_LIBC_R ||(defined(SNI_SVR4) && !defined(CMA_INIT_NEEDED)) # define cma__int_init() #else # define cma__int_init() { \ if (!cma__tac_isset(&cma__g_init_started)) { \ if (!cma__test_and_set (&cma__g_init_started)) { \ cma__init_static (); \ cma__test_and_set (&cma__g_init_done); \ } \ else if (!cma__tac_isset (&cma__g_init_done)) { \ cma__error (cma_s_inialrpro); \ }}} #endif /* * TYPEDEFS */ typedef enum CMA__T_ENV_TYPE { cma__c_env_type_int, cma__c_env_type_file } cma__t_env_type; typedef struct CMA__T_ENV { char *name; /* Name of environment variable */ cma__t_env_type type; /* Type of variable */ cma_t_integer value; /* Numeric value of the variable */ } cma__t_env; /* * GLOBAL DATA */ extern cma__t_env cma__g_env[cma__c_env_count]; extern cma__t_atomic_bit cma__g_init_started; extern cma__t_atomic_bit cma__g_init_done; extern char *cma__g_version; /* * INTERNAL INTERFACES */ extern void cma__init_static (void); /* Initialize static data */ #if _CMA_OS_ != _CMA__VMS extern void cma__init_atfork (void); #endif #endif
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