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a6b244b12e
The folder extern is reserved for external contributions, not common files. Signed-off-by: Antonio Niño Díaz <antonio_nd@outlook.com>
142 lines
2.7 KiB
C
142 lines
2.7 KiB
C
/*
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* This file is part of RGBDS.
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*
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* Copyright (c) 1997-2018, Carsten Sorensen and RGBDS contributors.
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <stdint.h>
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#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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#include "version.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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int32_t options;
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int32_t fillchar;
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char *smartlinkstartsymbol;
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/*
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* Print the usagescreen
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*/
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static void print_usage(void)
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{
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printf(
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"usage: rgblink [-dtVw] [-l linkerscript] [-m mapfile] [-n symfile] [-O overlay]\n"
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" [-o outfile] [-p pad_value] [-s symbol] 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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int 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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print_usage();
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while ((ch = getopt(argc, argv, "dl:m:n:O:o:p:s:tVw")) != -1) {
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switch (ch) {
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case 'l':
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SetLinkerscriptName(optarg);
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break;
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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 'O':
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out_SetOverlayname(optarg);
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options |= OPT_OVERLAY;
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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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if (fillchar < 0 || fillchar > 0xFF)
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errx(1, "Argument for option 'p' must be between 0 and 0xFF");
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break;
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case 's':
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options |= OPT_SMART_C_LINK;
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smartlinkstartsymbol = optarg;
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break;
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case 't':
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options |= OPT_TINY;
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break;
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case 'd':
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/*
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* Set to set WRAM as a single continuous block as on
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* DMG. All WRAM sections must be WRAM0 as bankable WRAM
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* sections do not exist in this mode. A WRAMX section
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* will raise an error. VRAM bank 1 can't be used if
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* this option is enabled either.
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*
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* This option implies OPT_CONTWRAM.
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*/
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options |= OPT_DMG_MODE;
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/* FALLTHROUGH */
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case 'w':
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/*
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* Set to set WRAM as a single continuous block as on
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* DMG. All WRAM sections must be WRAM0 as bankable WRAM
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* sections do not exist in this mode. A WRAMX section
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* will raise an error.
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*/
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options |= OPT_CONTWRAM;
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break;
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case 'V':
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printf("rgblink %s\n", get_package_version_string());
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exit(0);
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default:
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print_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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print_usage();
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for (int32_t 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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