outform.c

   1 /* outform.c    manages a list of output formats, and associates
   2  *              them with their relevant drivers. Also has a
   3  *              routine to find the correct driver given a name
   4  *              for it
   5  *
   6  * The Netwide Assembler is copyright (C) 1996 Simon Tatham and
   7  * Julian Hall. All rights reserved. The software is
   8  * redistributable under the licence given in the file "Licence"
   9  * distributed in the NASM archive.
  10  */
  11
  12 #include <stdio.h>
  13 #include <string.h>
  14
  15 #define BUILD_DRIVERS_ARRAY
  16 #include "outform.h"
  17
  18 static int ndrivers = 0;
  19
  20 struct ofmt *ofmt_find(char *name)
  21 {                               /* find driver */
  22     int i;
  23
  24     for (i = 0; i < ndrivers; i++)
  25         if (!strcmp(name, drivers[i]->shortname))
  26             return drivers[i];
  27
  28     return NULL;
  29 }
  30 struct dfmt *dfmt_find(struct ofmt *ofmt, char *name)
  31 {                               /* find driver */
  32     struct dfmt **dfmt = ofmt->debug_formats;
  33     while (*dfmt) {
  34         if (!strcmp(name, (*dfmt)->shortname))
  35             return (*dfmt);
  36         dfmt++;
  37     }
  38     return NULL;
  39 }
  40
  41 void ofmt_list(struct ofmt *deffmt, FILE * fp)
  42 {
  43     int i;
  44     for (i = 0; i < ndrivers; i++)
  45         fprintf(fp, "  %c %-10s%s\n",
  46                 drivers[i] == deffmt ? '*' : ' ',
  47                 drivers[i]->shortname, drivers[i]->fullname);
  48 }
  49 void dfmt_list(struct ofmt *ofmt, FILE * fp)
  50 {
  51     struct dfmt **drivers = ofmt->debug_formats;
  52     while (*drivers) {
  53         fprintf(fp, "  %c %-10s%s\n",
  54                 drivers[0] == ofmt->current_dfmt ? '*' : ' ',
  55                 drivers[0]->shortname, drivers[0]->fullname);
  56         drivers++;
  57     }
  58 }
  59 struct ofmt *ofmt_register(efunc error)
  60 {
  61     for (ndrivers = 0; drivers[ndrivers] != NULL; ndrivers++) ;
  62
  63     if (ndrivers == 0) {
  64         error(ERR_PANIC | ERR_NOFILE,
  65               "No output drivers given at compile time");
  66     }
  67
  68     return (&OF_DEFAULT);
  69 }