compiler/include/dos/dosasl.h

   1 #ifndef DOS_DOSASL_H
   2 #define DOS_DOSASL_H
   3
   4 /*
   5     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: Pattern matching
   9     Lang: english
  10 */
  11
  12 #ifndef EXEC_LIBRARIES_H
  13 #   include <exec/libraries.h>
  14 #endif
  15 #ifndef EXEC_LISTS_H
  16 #   include <exec/lists.h>
  17 #endif
  18 #ifndef DOS_DOS_H
  19 #   include <dos/dos.h>
  20 #endif
  21
  22 /**********************************************************************
  23  ************************** Pattern Matching **************************
  24  **********************************************************************/
  25
  26 /* PRIVATE structure, which describes an anchor for matching functions. */
  27 struct AChain
  28 {
  29     struct AChain * an_Child;  /* The next anchor */
  30     struct AChain * an_Parent; /* The last anchor */
  31
  32     BPTR                 an_Lock;     /* Lock of this anchor */
  33     struct FileInfoBlock an_Info;     /* The fib, describing this anchor */
  34     BYTE                 an_Flags;    /* see below */
  35     UBYTE                an_String[1];
  36 };
  37
  38 /* an_Flags */
  39 #define DDB_PatternBit  0
  40 #define DDB_ExaminedBit 1
  41 #define DDB_Completed   2
  42 #define DDB_AllBit      3
  43 #define DDB_Single      4
  44 #define DDF_PatternBit  (1<<DDB_PatternBit)
  45 #define DDF_ExaminedBit (1<<DDB_ExaminedBit)
  46 #define DDF_Completed   (1<<DDB_Completed)
  47 #define DDF_AllBit      (1<<DDB_AllBit)
  48 #define DDF_Single      (1<<DDB_Single)
  49
  50
  51 /* Structure as used with MatchFirst() and MatchNext(). */
  52 struct AnchorPath
  53 {
  54     struct AChain * ap_Base; /* First anchor. */
  55     struct AChain * ap_Last; /* Last anchor. */
  56
  57       /* Signal bits at which the function using this structure should return
  58          to the caller. See <dos/dos.h> and <exec/tasks.h> for bit definitions.
  59       */
  60     LONG                 ap_BreakBits;
  61       /* Signal bits that caused the function to break. */
  62     LONG                 ap_FoundBreak;
  63     BYTE                 ap_Flags;    /* see below */
  64     BYTE                 ap_Reserved; /* PRIVATE */
  65       /* Size of ap_Buf (see below). This may be zero. */
  66     WORD                 ap_Strlen;
  67       /* Embedded FileInfoBlock structure as defined in <dos/dos.h>. This
  68          describes any files found by matching-functions. */
  69     struct FileInfoBlock ap_Info;
  70       /* Buffer for the fully qualified pathname of files found by
  71          matching-functions. This may be as large as you want (including
  72          zero bytes). Put its size into ap_StrLen. */
  73     UBYTE                ap_Buf[1];
  74 };
  75 #define ap_First   ap_Base
  76 #define ap_Current ap_Last
  77 #define ap_Length  ap_Flags
  78
  79 /* ap_Flags. Some of the flags are set by the matching-functions and some
  80    are read-only. */
  81 #define APB_DOWILD       0 /* Please check for wildcards in supplied string. */
  82 #define APB_ITSWILD      1 /* There is actually a wildcard in the supplied
  83                               string. READ-ONLY */
  84 #define APB_DODIR        2 /* Set, if a directory is to be entered.
  85                               Applications may clear this bit to prohibit the
  86                               matching-functions from entering a directory. */
  87 #define APB_DIDDIR       3 /* Set, if directory was already searched.
  88                               READ-ONLY */
  89 #define APB_NOMEMERR     4 /* Set, if function was out of memory. READ-ONLY */
  90 #define APB_DODOT        5 /* '.' may refer to the current directory
  91                               (unix-style). */
  92 #define APB_DirChanged   6 /* Directory changed since last call. */
  93 #define APB_FollowHLinks 7 /* Follow hardlinks, too. */
  94
  95 #define APF_DOWILD       (1<<APB_DOWILD)
  96 #define APF_ITSWILD      (1<<APB_ITSWILD)
  97 #define APF_DODIR        (1<<APB_DODIR)
  98 #define APF_DIDDIR       (1<<APB_DIDDIR)
  99 #define APF_NOMEMERR     (1<<APB_NOMEMERR)
 100 #define APF_DODOT        (1<<APB_DODOT)
 101 #define APF_DirChanged   (1<<APB_DirChanged)
 102 #define APF_FollowHLinks (1<<APB_FollowHLinks)
 103
 104 /* Predefined tokens for wildcards. The characters are replaced by these
 105    tokens in the tokenized string returned by the ParsePattern() function
 106    family. */
 107 #define P_ANY      0x80 /* Matches everything ("#?" and "*") */
 108 #define P_SINGLE   0x81 /* Any character ("?") */
 109 #define P_ORSTART  0x82 /* Opening parenthesis for OR'ing ("(") */
 110 #define P_ORNEXT   0x83 /* Field delimiter for OR'ing ("|") */
 111 #define P_OREND    0x84 /* Closing parenthesis for OR'ing (")") */
 112 #define P_NOT      0x85 /* Inversion ("~") */
 113 #define P_NOTEND   0x86 /* Inversion end */
 114 #define P_NOTCLASS 0x87 /* Inversion class ("^") */
 115 #define P_CLASS    0x88 /* Class ("[" and "]") */
 116 #define P_REPBEG   0x89 /* Beginning of repetition ("[") */
 117 #define P_REPEND   0x8a /* End of repetition ("]") */
 118 #define P_STOP     0x8b
 119
 120 #define COMPLEX_BIT 1
 121 #define EXAMINE_BIT 2
 122
 123 /* Additional error-numbers. Main chunk of error-numbers is defined in
 124    <dos/dos.h>. */
 125 #define ERROR_BUFFER_OVERFLOW 303 /* Supplied or internal buffer too small. */
 126 #define ERROR_BREAK           304 /* One of the break signals was received. */
 127 #define ERROR_NOT_EXECUTABLE  305 /* A file is not an executable. */
 128
 129 #endif /* DOS_DOSASL_H */