ref: 8f553e89ce59944c085835b55e9d8f11283a5f63
dir: /src/link/main.c/
#include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include "extern/err.h" #include "link/object.h" #include "link/output.h" #include "link/assign.h" #include "link/patch.h" #include "link/mylink.h" #include "link/mapfile.h" #include "link/main.h" #include "link/library.h" enum eBlockType { BLOCK_COMMENT, BLOCK_OBJECTS, BLOCK_LIBRARIES, BLOCK_OUTPUT }; SLONG options = 0; SLONG fillchar = 0; char *smartlinkstartsymbol; /* * Print the usagescreen * */ static void usage(void) { printf( "usage: rgblink [-twd] [-l linkerscript] [-m mapfile] [-n symfile] [-O overlay]\n" " [-o outfile] [-p pad_value] [-s symbol] file [...]\n"); exit(1); } /* * The main routine * */ int main(int argc, char *argv[]) { int ch; char *ep; if (argc == 1) usage(); while ((ch = getopt(argc, argv, "l:m:n:o:O:p:s:twd")) != -1) { switch (ch) { case 'l': SetLinkerscriptName(optarg); break; case 'm': SetMapfileName(optarg); break; case 'n': SetSymfileName(optarg); break; case 'o': out_Setname(optarg); break; case 'O': out_SetOverlayname(optarg); options |= OPT_OVERLAY; break; case 'p': fillchar = strtoul(optarg, &ep, 0); if (optarg[0] == '\0' || *ep != '\0') { errx(1, "Invalid argument for option 'p'"); } if (fillchar < 0 || fillchar > 0xFF) { fprintf(stderr, "Argument for option 'p' must be between 0 and 0xFF"); exit(1); } break; case 's': options |= OPT_SMART_C_LINK; smartlinkstartsymbol = optarg; break; case 't': options |= OPT_TINY; break; case 'd': /* * Set to set WRAM as a single continuous block as on * DMG. All WRAM sections must be WRAM0 as bankable WRAM * sections do not exist in this mode. A WRAMX section * will raise an error. VRAM bank 1 can't be used if * this option is enabled either. * * This option implies OPT_CONTWRAM. */ options |= OPT_DMG_MODE; /* fallthrough */ case 'w': /* Set to set WRAM as a single continuous block as on * DMG. All WRAM sections must be WRAM0 as bankable WRAM * sections do not exist in this mode. A WRAMX section * will raise an error. */ options |= OPT_CONTWRAM; break; default: usage(); /* NOTREACHED */ } } argc -= optind; argv += optind; if (argc == 0) usage(); for (int i = 0; i < argc; ++i) obj_Readfile(argv[i]); AddNeededModules(); AssignSections(); CreateSymbolTable(); Patch(); Output(); CloseMapfile(); return (0); }