git.sur5r.net Git - cc65/blob - src/sp65/output.c

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                 output.c                                  */
   4 /*                                                                           */
   5 /*   Output format/file definitions for the sp65 sprite and bitmap utility   */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 2012,      Ullrich von Bassewitz                                      */
  10 /*                Roemerstrasse 52                                           */
  11 /*                D-70794 Filderstadt                                        */
  12 /* EMail:         uz@cc65.org                                                */
  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 #include <stdlib.h>
  37
  38 /* common */
  39 #include "fileid.h"
  40
  41 /* sp65 */
  42 #include "asm.h"
  43 #include "attr.h"
  44 #include "bin.h"
  45 #include "error.h"
  46 #include "output.h"
  47
  48
  49
  50 /*****************************************************************************/
  51 /*                                   Data                                    */
  52 /*****************************************************************************/
  53
  54
  55
  56 typedef struct OutputFormatDesc OutputFormatDesc;
  57 struct OutputFormatDesc {
  58
  59     /* Write routine */
  60     void (*Write) (const StrBuf*, const Collection*);
  61
  62 };
  63
  64 /* Table with Output formats */
  65 static OutputFormatDesc OutputFormatTable[ofCount] = {
  66     {   WriteAsmFile    },
  67     {   WriteBinFile    },
  68 };
  69
  70 /* Table that maps extensions to Output formats. Must be sorted alphabetically */
  71 static const FileId FormatTable[] = {
  72     /* Upper case stuff for obsolete operating systems */
  73     {   "A",    ofAsm           },
  74     {   "ASM",  ofAsm           },
  75     {   "BIN",  ofBin           },
  76     {   "INC",  ofAsm           },
  77     {   "S",    ofAsm           },
  78
  79     {   "a",    ofAsm           },
  80     {   "asm",  ofAsm           },
  81     {   "bin",  ofBin           },
  82     {   "inc",  ofAsm           },
  83     {   "s",    ofAsm           },
  84 };
  85
  86
  87
  88 /*****************************************************************************/
  89 /*                                   Code                                    */
  90 /*****************************************************************************/
  91
  92
  93
  94 void WriteOutputFile (const StrBuf* Data, const Collection* A)
  95 /* Write the contents of Data to a file. Format, file name etc. must be given
  96  * as attributes in A. If no format is given, the function tries to autodetect
  97  * it by using the extension of the file name.
  98  */
  99 {
 100     const FileId* F;
 101
 102     /* Get the file format from the command line */
 103     const char* Format = GetAttrVal (A, "format");
 104     if (Format != 0) {
 105         /* Format is given, search for it in the table. */
 106         F = bsearch (Format,
 107                      FormatTable,
 108                      sizeof (FormatTable) / sizeof (FormatTable[0]),
 109                      sizeof (FormatTable[0]),
 110                      CompareFileId);
 111         if (F == 0) {
 112             Error ("Unknown output format `%s'", Format);
 113         }
 114     } else {
 115         /* No format given, use file name extension */
 116         const char* Name = NeedAttrVal (A, "name", "write");
 117         F = GetFileId (Name, FormatTable,
 118                        sizeof (FormatTable) / sizeof (FormatTable[0]));
 119         /* Found? */
 120         if (F == 0) {
 121             Error ("Cannot determine file format of output file `%s'", Name);
 122         }
 123     }
 124
 125     /* Call the format specific write */
 126     OutputFormatTable[F->Id].Write (Data, A);
 127 }
 128
 129
 130