M2compiler-V3/runtime/syslib/SysShim.LST

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    1  IMPLEMENTATION MODULE SysShim;
    2  (* Binds the C shim (shim.c) directly. *)
    3  
    4  FROM SYSTEM IMPORT ADDRESS;
    5  
    6  PROCEDURE m2fopenread (VAR name : ARRAY OF CHAR) : ADDRESS;
    7    EXTERNAL;
    8  PROCEDURE m2fopenwrite (VAR name : ARRAY OF CHAR) : ADDRESS;
    9    EXTERNAL;
   10  PROCEDURE m2fclose (h : ADDRESS);
   11    EXTERNAL;
   12  PROCEDURE m2fread (h : ADDRESS; VAR buf : ARRAY OF CHAR;
   13                     max : CARDINAL) : CARDINAL;
   14    EXTERNAL;
   15  PROCEDURE m2fputc (h : ADDRESS; c : CHAR);
   16    EXTERNAL;
   17  PROCEDURE m2fputs (h : ADDRESS; VAR s : ARRAY OF CHAR);
   18    EXTERNAL;
   19  PROCEDURE m2fwriteln (h : ADDRESS);
   20    EXTERNAL;
   21  PROCEDURE m2fwriteintw (h : ADDRESS; v : INTEGER; wid : CARDINAL);
   22    EXTERNAL;
   23  PROCEDURE m2stdout () : ADDRESS;
   24    EXTERNAL;
   25  PROCEDURE m2stderr () : ADDRESS;
   26    EXTERNAL;
   27  PROCEDURE m2arg (i : CARDINAL; VAR s : ARRAY OF CHAR;
   28                   cap : CARDINAL) : BOOLEAN;
   29    EXTERNAL;
   30  
   31  PROCEDURE fopenread (VAR name : ARRAY OF CHAR) : ADDRESS;
   32  BEGIN
   33    RETURN m2fopenread(name)
   34  END fopenread;
   35  
   36  PROCEDURE fopenwrite (VAR name : ARRAY OF CHAR) : ADDRESS;
   37  BEGIN
   38    RETURN m2fopenwrite(name)
   39  END fopenwrite;
   40  
   41  PROCEDURE fclose (h : ADDRESS);
   42  BEGIN
   43    m2fclose(h)
   44  END fclose;
   45  
   46  PROCEDURE fread (h : ADDRESS; VAR buf : ARRAY OF CHAR;
   47                   max : CARDINAL) : CARDINAL;
   48  BEGIN
   49    RETURN m2fread(h, buf, max)
   50  END fread;
   51  
   52  PROCEDURE fputc (h : ADDRESS; c : CHAR);
   53  BEGIN
   54    m2fputc(h, c)
   55  END fputc;
   56  
   57  PROCEDURE fputs (h : ADDRESS; VAR s : ARRAY OF CHAR);
   58  BEGIN
   59    m2fputs(h, s)
   60  END fputs;
   61  
   62  PROCEDURE fwriteln (h : ADDRESS);
   63  BEGIN
   64    m2fwriteln(h)
   65  END fwriteln;
   66  
   67  PROCEDURE fwriteintw (h : ADDRESS; v : INTEGER; wid : CARDINAL);
   68  BEGIN
   69    m2fwriteintw(h, v, wid)
   70  END fwriteintw;
   71  
   72  PROCEDURE stdout () : ADDRESS;
   73  BEGIN
   74    RETURN m2stdout()
   75  END stdout;
   76  
   77  PROCEDURE stderr () : ADDRESS;
   78  BEGIN
   79    RETURN m2stderr()
   80  END stderr;
   81  
   82  PROCEDURE arg (i : CARDINAL; VAR s : ARRAY OF CHAR;
   83                 cap : CARDINAL) : BOOLEAN;
   84  BEGIN
   85    RETURN m2arg(i, s, cap)
   86  END arg;
   87  
   88  END SysShim.

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