regina/mt.h

   1 #ifndef MT_H_INCLUDED
   2 #define MT_H_INCLUDED
   3
   4 #include <setjmp.h>
   5
   6 struct _OS_Dep_funcs;
   7
   8 /* tsd_t holds all global vars which may change between threads as expected.*/
   9 typedef struct _tsd_t {
  10    void *                  mem_tsd ;           /* local variables of memory.c */
  11    void *                  var_tsd ;           /* local variables of variable.c */
  12    void *                  stk_tsd ;           /* local variables of stack.c */
  13    void *                  fil_tsd ;           /* local variables of files.c */
  14    void *                  itp_tsd ;           /* local variables of interprt.c */
  15    void *                  tra_tsd ;           /* local variables of tracing.c */
  16    void *                  err_tsd ;           /* local variables of error.c */
  17    void *                  vms_tsd ;           /* local variables of vmscmd.c */
  18    void *                  bui_tsd ;           /* local variables of builtin.c */
  19    void *                  vmf_tsd ;           /* local variables of vmsfuncs.c */
  20    void *                  lib_tsd ;           /* local variables of library.c */
  21    void *                  rex_tsd ;           /* local variables of rexxsaa.c */
  22    void *                  shl_tsd ;           /* local variables of shell.c */
  23    void *                  mat_tsd ;           /* local variables of strmath.c */
  24    void *                  cli_tsd ;           /* local variables of client.c */
  25    void *                  ami_tsd ;           /* local variables of amigafuncs.c */
  26    void *                  arx_tsd ;           /* local variables of arexxfuncs.c */
  27    void *                  mt_tsd ;            /* local variables of mt_???.c */
  28
  29    void *                  CH;                 /* only rexxsaa.c */
  30    int                     indentsize;         /* only in r2perl.c */
  31    int                     loopcnt;            /* only in r2perl.c */
  32    paramboxptr             listleaked_params ; /* only in funcs.c */
  33    paramboxptr             par_stack ;         /* only in funcs.c */
  34    int                     traceparse ;        /* only in parsing.c */
  35    num_descr               rdes;               /* only in expr.c */
  36    num_descr               ldes;               /* only in expr.c */
  37    void *                  firstenvir;         /* only in envir.c */
  38    void *                  last_alloca_header; /* only in alloca.c */
  39    void *                  stkaddr;            /* only in alloca.c */
  40    volatile char *         tmp_strs[8];        /* only tmpstr_of() */
  41    int                     next_tmp_str;       /* only tmpstr_of() */
  42    paramboxptr             bif_first ;         /* only builtinfunc() */
  43    void *                  firstmacro ;        /* only in macros.c */
  44
  45    sysinfo                 systeminfo ;
  46    proclevel               currlevel ;
  47    int                     listleakedmemory ;
  48    int                     var_indicator ;
  49    int                     isclient ;
  50    nodeptr                 currentnode ;
  51    sigtype *               nextsig;
  52    FILE *                  stddump;
  53    unsigned long           thread_id;
  54    int                     instore_is_errorfree;
  55    char                    trace_stat;
  56    int                     called_from_saa;
  57    int                     restricted;
  58    /* Stuff for a delayed exit()/setjmp(): */
  59    int                     in_protected;
  60    jmp_buf                 protect_return;
  61    jmp_buf                 gci_jump;
  62    volatile delayed_error_type_t delayed_error_type;
  63    volatile int            expected_exit_error;
  64                             /* call exit() with this value if
  65                              * delayed_error_type is PROTECTED_DelayedScriptExit
  66                              */
  67    volatile int            HaltRaised;
  68    void *                  (*MTMalloc)(const struct _tsd_t *TSD,size_t size);
  69    void                    (*MTFree)(const struct _tsd_t *TSD,void *chunk);
  70    void                    (*MTExit)(int code);
  71    char                    gci_prefix[2];
  72    const char             *BIFname;
  73    void                   *BIFfunc;
  74    struct _OS_Dep_funcs   *OS;
  75 } tsd_t;
  76
  77 #if (defined(POSIX) || defined(_POSIX_SOURCE) || defined(_PTHREAD_SEMANTICS)) && (defined(_REENTRANT) || defined(REENTRANT))
  78 #  include "mt_posix.h"
  79 #elif defined(_WIN64) && defined(REGINA_SINGLE_THREADED)
  80 #  include "mt_notmt.h"
  81 #  define SINGLE_THREADED
  82 #elif defined(_WIN64) && defined(_MT)
  83 #  include "mt_win32.h"
  84 #elif defined(_WIN32) && defined(_MT)
  85 #  include "mt_win32.h"
  86 #elif defined(OS2) && defined(__EMX__) && defined(__MT__) && defined(REGINA_MULTI)
  87 #  include "mt_os2.h"
  88 #elif defined(OS2) && defined(__WATCOMC__) && defined(REGINA_MULTI)
  89 #  include "mt_os2.h"
  90 #elif (defined(__AROS__) || defined(_AMIGA)) && defined(RXLIB)
  91 #  include "mt_amigalib.h"
  92 #else
  93 #  include "mt_notmt.h"
  94 #  if !defined(SINGLE_THREADED) && !defined(MULTI_THREADED)
  95 #     define SINGLE_THREADED
  96 #   endif
  97 #endif
  98
  99 /* SINGLE_THREAD is defined explicitely, thus: */
 100 #if !defined(SINGLE_THREADED) && !defined(MULTI_THREADED)
 101 #  define MULTI_THREADED
 102 #endif
 103
 104 #endif /* MT_H_INCLUDED */