mirror of https://github.com/brouhaha/dis6502.git
96 lines
1.8 KiB
C
96 lines
1.8 KiB
C
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/*
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*
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* dis [-p predefineds] file
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*
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* The -p option may be repeated.
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*/
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#include "dis.h"
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char *predef[NPREDEF];
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int npredef = 0;
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char *file;
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char *progname = "dis";
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int bopt = UNKNOWN;
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int base_address = 0;
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int vector_address = 0x10000;
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int asmout = 0;
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void usage (void)
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{
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fprintf (stderr, "Usage: %s <format> <options> <object-file>\n"
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" format: -r <address> raw binary file\n"
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" -b Atari boot format\n"
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" -l Atari load format\n"
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" -c Commodore 64\n"
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" options: -a assembly output\n"
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" -p <file> predefs\n"
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" -v <address> alternate vector address",
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progname);
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exit (1);
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}
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initopts(argc,argv)
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int argc;
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char *argv[];
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{
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int ai;
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char *ca;
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char *p;
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int fileset = 0;
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progname = argv[0];
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while (--argc)
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{
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if ((*++argv)[0] == '-')
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{
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ca = *argv;
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for(ai = 1; ca[ai] != '\0'; ai++)
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switch (ca[ai])
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{
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case 'a':
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asmout = 1;
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break;
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case 'p':
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predef[npredef] = *++argv;
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npredef++;
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argc--;
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break;
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case 'r':
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base_address = strtoul (*++argv, &p, 0);
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if (*p)
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crash ("base address must be specified");
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bopt = RAW_BINARY;
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argc--;
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break;
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case 'v':
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vector_address = strtoul (*++argv, &p, 0);
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if (*p)
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crash ("address required");
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argc--;
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break;
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case 'l':
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bopt = ATARI_LOAD;
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break;
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case 'c':
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bopt = C64_LOAD;
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break;
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case 'b':
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bopt = ATARI_BOOT;
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break;
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default: crash("Invalid option letter");
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}
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}
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else if (!fileset)
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{
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file = *argv;
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fileset++;
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}
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else usage ();
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}
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if (!fileset)
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usage ();
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}
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