include/mpw/fcntl.h

   1 /*
   2  * FCntl.h -- faccess(), fcntl(), and open() mode flags
   3  *
   4  * Portions copyright American Telephone & Telegraph
   5  * Used with permission, Apple Computer Inc. (1985,1988,1990,1992)
   6  * All rights reserved.
   7  */
   8
   9 #ifndef __FCNTL__
  10 #define __FCNTL__
  11
  12 #ifndef __TYPES__
  13 #include <Types.h>
  14 #endif
  15
  16 /*
  17  *      For use by lseek():
  18  */
  19
  20 #ifndef __STDIO__                       /* these defns exactly paralled in StdIO.h for fseek() */
  21 #define SEEK_CUR        1
  22 #define SEEK_END        2
  23 #define SEEK_SET        0
  24 #endif
  25
  26 /*
  27  * faccess() commands; for general use
  28  */
  29                                         /* 'd' => "directory" ops */
  30 #define F_DELETE                (('d'<<8)|0x01)
  31 #define F_RENAME                (('d'<<8)|0x02)
  32
  33 /*
  34  * more faccess() commands; for use only by MPW tools
  35  */
  36
  37 #define F_OPEN                  (('d'<<8)|0x00)         /* reserved for operating system use */
  38                                         /* 'e' => "editor" ops */
  39 #define F_GTABINFO              (('e'<<8)|0x00)         /* get tab offset for file */
  40 #define F_STABINFO              (('e'<<8)|0x01)         /* set  "       "               "       "  */
  41 #define F_GFONTINFO             (('e'<<8)|0x02)         /* get font number and size for file */
  42 #define F_SFONTINFO             (('e'<<8)|0x03)         /* set  "               "       "       "       "       "        */
  43 #define F_GPRINTREC             (('e'<<8)|0x04)         /* get print record for file */
  44 #define F_SPRINTREC             (('e'<<8)|0x05)         /* set  "               "       "       "        */
  45 #define F_GSELINFO              (('e'<<8)|0x06)         /* get selection information for file */
  46 #define F_SSELINFO              (('e'<<8)|0x07)         /* set          "               "               "               " */
  47 #define F_GWININFO              (('e'<<8)|0x08)         /* get current window position */
  48 #define F_SWININFO              (('e'<<8)|0x09)         /* set  "               "               "          */
  49 #define F_GSCROLLINFO   (('e'<<8)|0x0A)         /* get scroll information */
  50 #define F_SSCROLLINFO   (('e'<<8)|0x0B)         /* set    "             "         */
  51 #define F_GMARKER               (('e'<<8)|0x0D)         /* Get Marker */
  52 #define F_SMARKER               (('e'<<8)|0x0C)         /* Set   "        */
  53 #define F_GSAVEONCLOSE  (('e'<<8)|0x0F)         /* Get Save on close */
  54 #define F_SSAVEONCLOSE  (('e'<<8)|0x0E)         /* Set   "       "       "       */
  55
  56 /*
  57  *      argument structures used by various faccess() commands
  58  */
  59
  60 struct MarkElement {
  61         int                             start;                  /* start position of mark */
  62         int                             end;                    /* end position */
  63         unsigned char   charCount;              /* number of chars in mark name */
  64         char                    name[64];               /* mark name */
  65 } ;                                                                     /* note: marker names may be up to 64 characters long */
  66
  67 #ifndef __cplusplus
  68 typedef struct MarkElement MarkElement;
  69 #endif
  70
  71 struct SelectionRecord {
  72         long    startingPos;
  73         long    endingPos;
  74         long    displayTop;
  75 };
  76
  77 #ifndef __cplusplus
  78 typedef struct SelectionRecord SelectionRecord;
  79 #endif
  80
  81
  82 /*
  83  * Mode values accessible to open()
  84  */
  85 #define O_RDONLY                 0              /* Bits 0 and 1 are used internally */
  86 #define O_WRONLY                 1              /* Values 0..2 are historical */
  87 #define O_RDWR                   2              /* NOTE: it goes 0, 1, 2, *!* 8, 16, 32, ... */
  88 #define O_APPEND        (1<< 3)         /* append (writes guaranteed at the end) */
  89 #define O_RSRC          (1<< 4)         /* Open the resource fork */
  90 #define O_ALIAS         (1<< 5)         /* Open alias file */
  91 #define O_CREAT         (1<< 8)         /* Open with file create */
  92 #define O_TRUNC         (1<< 9)         /* Open with truncation */
  93 #define O_EXCL          (1<<10)         /* w/ O_CREAT:  Exclusive "create-only" */
  94 #define O_BINARY        (1<<11)         /* Open as a binary stream */
  95 #define O_NRESOLVE      (1<<14)         /* Don't resolve any aliases */
  96
  97 #ifdef __cplusplus
  98 extern "C" {
  99 #endif
 100
 101 /*
 102  *              function prototypes
 103  */
 104 int  close(int);
 105 int  creat(const char*);
 106 int      dup(int filedes);              /* OBSOLETE: fcntl(filedes, F_DUPFD, 0) is preferred */
 107 int      faccess(char*, unsigned int, long*);
 108 int  fcntl(int, unsigned int, int);
 109 long lseek(int, long, int);
 110 int  open(const char*, int, ...);
 111 int  read(int, char*, unsigned);
 112 int  unlink(char*);
 113 int  write(int, const char*, unsigned);
 114
 115 #ifdef __cplusplus
 116 }
 117 #endif
 118
 119 /*
 120  * fcntl() commands
 121  */
 122 #define F_DUPFD 0          /* Duplicate files (file descriptor) */
 123
 124 #endif __FCNTL__