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| 2 | /*
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| 3 | * Copyright © 2001 Novell, Inc. All Rights Reserved.
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| 4 | *
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| 5 | * You may distribute under the terms of either the GNU General Public
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| 6 | * License or the Artistic License, as specified in the README file.
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| 7 | *
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| 8 | */
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| 9 |
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| 10 | /*
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| 11 | * FILENAME : nw5thread.c
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| 12 | * DESCRIPTION : Thread related functions.
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| 13 | * Author : SGP
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| 14 | * Date : January 2001.
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| 15 | *
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| 16 | */
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| 17 |
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| 18 |
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| 19 |
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| 20 | #include "EXTERN.h"
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| 21 | #include "perl.h"
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| 22 |
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| 23 | //For Thread Local Storage
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| 24 | #include "win32ish.h" // For "BOOL", "TRUE" and "FALSE"
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| 25 | #include "nwtinfo.h"
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| 26 |
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| 27 | #ifdef USE_DECLSPEC_THREAD
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| 28 | __declspec(thread) void *PL_current_context = NULL;
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| 29 | #endif
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| 30 |
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| 31 |
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| 32 | void
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| 33 | Perl_set_context(void *t)
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| 34 | {
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| 35 | #if defined(USE_5005THREADS) || defined(USE_ITHREADS)
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| 36 | # ifdef USE_DECLSPEC_THREAD
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| 37 | Perl_current_context = t;
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| 38 | # else
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| 39 | fnAddThreadCtx(PL_thr_key, t);
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| 40 | # endif
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| 41 | #endif
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| 42 | }
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| 43 |
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| 44 |
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| 45 | void *
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| 46 | Perl_get_context(void)
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| 47 | {
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| 48 | #if defined(USE_5005THREADS) || defined(USE_ITHREADS)
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| 49 | # ifdef USE_DECLSPEC_THREAD
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| 50 | return Perl_current_context;
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| 51 | # else
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| 52 | return(fnGetThreadCtx(PL_thr_key));
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| 53 | # endif
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| 54 | #else
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| 55 | return NULL;
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| 56 | #endif
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| 57 | }
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| 58 |
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| 59 |
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| 60 | //To Remove the Thread Context stored during Perl_set_context
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| 61 | BOOL
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| 62 | Remove_Thread_Ctx(void)
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| 63 | {
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| 64 | #if defined(USE_5005THREADS) || defined(USE_ITHREADS)
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| 65 | # ifdef USE_DECLSPEC_THREAD
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| 66 | return TRUE;
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| 67 | # else
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| 68 | return(fnRemoveThreadCtx(PL_thr_key));
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| 69 | # endif
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| 70 | # else
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| 71 | return TRUE;
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| 72 | #endif
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| 73 | }
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| 74 |
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| 75 |
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| 76 | //PL_thr_key - Not very sure if this is global or per thread. When multiple scripts
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| 77 | //run simultaneously on NetWare, this will give problems. Hence in nwtinfo.c, the
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| 78 | //current thread id is used as the TLS index & PL_thr_key is not used.
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| 79 | //This has to be checked???? - sgp
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| 80 |
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