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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