git.sur5r.net Git - cc65/blob - src/ld65/binfmt.c

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                 binfmt.c                                  */
   4 /*                                                                           */
   5 /*               Binary format definitions for the ld65 linker               */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 1999     Ullrich von Bassewitz                                        */
  10 /*              Wacholderweg 14                                              */
  11 /*              D-70597 Stuttgart                                            */
  12 /* EMail:       uz@musoftware.de                                             */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 /* common */
  37 #include "target.h"
  38
  39 /* ld65 */
  40 #include "error.h"
  41 #include "binfmt.h"
  42
  43
  44
  45 /*****************************************************************************/
  46 /*                                   Data                                    */
  47 /*****************************************************************************/
  48
  49
  50
  51 /* Default format (depends on target system) */
  52 unsigned char DefaultBinFmt     = BINFMT_BINARY;
  53
  54
  55
  56 /*****************************************************************************/
  57 /*                                   Code                                    */
  58 /*****************************************************************************/
  59
  60
  61
  62 int RelocatableBinFmt (unsigned Format)
  63 /* Return true if this is a relocatable format, return false otherwise */
  64 {
  65     int Reloc = 0;
  66
  67     /* Resolve the default format */
  68     if (Format == BINFMT_DEFAULT) {
  69         Format = DefaultBinFmt;
  70     }
  71
  72     /* Check the type */
  73     switch (Format) {
  74
  75         case BINFMT_BINARY:
  76             Reloc = 0;
  77             break;
  78
  79         case BINFMT_O65:
  80             Reloc = 1;
  81             break;
  82
  83         default:
  84             Internal ("Invalid format specifier: %u", Format);
  85
  86     }
  87
  88     /* Return the flag */
  89     return Reloc;
  90 }