mirror of
https://github.com/gbdev/rgbds.git
synced 2025-11-21 10:42:07 +00:00
106 lines
1.7 KiB
C
106 lines
1.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "extern/err.h"
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#include "link/object.h"
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#include "link/output.h"
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#include "link/assign.h"
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#include "link/patch.h"
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#include "link/mylink.h"
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#include "link/mapfile.h"
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#include "link/main.h"
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#include "link/library.h"
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enum eBlockType {
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BLOCK_COMMENT,
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BLOCK_OBJECTS,
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BLOCK_LIBRARIES,
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BLOCK_OUTPUT
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};
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SLONG options = 0;
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SLONG fillchar = 0;
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char smartlinkstartsymbol[256];
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/*
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* Print the usagescreen
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*
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*/
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static void
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usage(void)
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{
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printf(
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"usage: rgblink [-t] [-m mapfile] [-n symfile] [-o outfile] [-s symbol]\n"
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" [-z pad_value] file [...]\n");
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exit(1);
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}
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/*
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* The main routine
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*
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*/
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int
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main(int argc, char *argv[])
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{
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int ch;
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char *ep;
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if (argc == 1)
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usage();
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while ((ch = getopt(argc, argv, "l:m:n:o:p:s:t")) != -1) {
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switch (ch) {
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case 'm':
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SetMapfileName(optarg);
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break;
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case 'n':
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SetSymfileName(optarg);
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break;
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case 'o':
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out_Setname(optarg);
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break;
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case 'p':
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fillchar = strtoul(optarg, &ep, 0);
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if (optarg[0] == '\0' || *ep != '\0') {
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errx(1, "Invalid argument for option 'p'");
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}
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if (fillchar < 0 || fillchar > 0xFF) {
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fprintf(stderr, "Argument for option 'p' must be between 0 and 0xFF");
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exit(1);
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}
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break;
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case 's':
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options |= OPT_SMART_C_LINK;
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strcpy(smartlinkstartsymbol, optarg);
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break;
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case 't':
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options |= OPT_SMALL;
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break;
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default:
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usage();
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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if (argc == 0)
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usage();
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for (int i = 0; i < argc; ++i)
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obj_Readfile(argv[i]);
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AddNeededModules();
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AssignSections();
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CreateSymbolTable();
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Patch();
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Output();
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CloseMapfile();
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return (0);
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}
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