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Annotation of OpenXM_contrib2/windows/pari20/win32com/paristio.h, Revision 1.1

1.1     ! noro        1: /******************************************************************/
        !             2: /* This file contains memory and I/O management definitions       */
        !             3: /* $Id: paristio.h,v 1.1.1.1 1999/09/16 13:47:45 karim Exp $ */
        !             4:
        !             5: typedef unsigned char *byteptr;
        !             6:
        !             7: typedef struct stackzone
        !             8: {
        !             9:   long zonetop, bot, top, avma, memused;
        !            10: } stackzone;
        !            11:
        !            12: typedef struct entree {
        !            13:   char *name;
        !            14:   ulong valence;
        !            15:   void *value;
        !            16:   long menu;
        !            17:   char *code;
        !            18:   struct entree *next;
        !            19:   char *help;
        !            20:   void *args;
        !            21: } entree;
        !            22:
        !            23: typedef struct PariOUT {
        !            24:   void (*putch)(char);
        !            25:   void (*puts)(char*);
        !            26:   void (*flush)();     /* Finalize a report of a non fatal-error. */
        !            27:   void (*die)();       /* If not-NULL, should be called to finalize
        !            28:                           a report of a fatal error (no "\n" required). */
        !            29: } PariOUT;
        !            30:
        !            31: typedef struct pariFILE {
        !            32:   FILE *file;
        !            33:   int type;
        !            34:   char *name;
        !            35:   struct pariFILE* prev;
        !            36:   struct pariFILE* next;
        !            37: } pariFILE;
        !            38: /* Common global variables: */
        !            39:
        !            40: extern PariOUT *pariOut, *pariErr;
        !            41: extern FILE    *pari_outfile, *logfile, *infile, *errfile;
        !            42:
        !            43: extern ulong avma,bot,top,memused;
        !            44: extern byteptr diffptr;
        !            45: extern entree  **varentries;
        !            46: extern char    *errmessage[], *current_psfile;
        !            47:
        !            48:
        !            49: /* This may not be exact on all machines [Ptitboul] */
        !            50: #define is_universal_constant(x) \
        !            51:   ((long)(x) >= (long)gzero && (long)(x)<=(long)gi)
        !            52:
        !            53: #define copyifstack(x,y) {long t=(long)(x); \
        !            54:                          (y)=(t>=bot &&t<top)? lcopy((GEN)t): t;}
        !            55: #define icopyifstack(x,y) {long t=(long)(x); \
        !            56:                          (y)=(t>=bot &&t<top)? licopy((GEN)t): t;}
        !            57: #define isonstack(x) ((GEN)(x)>=(GEN)bot && (GEN)(x)<(GEN)top)
        !            58:
        !            59: /* Define this to (1) locally (in a given file, NOT here) to check
        !            60:  * "random" garbage collecting
        !            61:  */
        !            62: #ifdef DYNAMIC_STACK
        !            63: #  define low_stack(x,l) (avma < (l))
        !            64: #else
        !            65: #  define low_stack(x,l) (avma < (x))
        !            66: #endif
        !            67:
        !            68: #define stack_lim(av,n) (bot + (((av)-bot)>>(n)))