Beispiel #1
0
Datei: ldrdf.c Projekt: aosm/nasm
int main(int argc, char **argv)
{
    char *outname = "aout.rdf";
    int moduleloaded = 0;
    char *respstrings[128] = { 0, };

    options.verbose = 0;
    options.align = 16;
    options.dynalink = 0;
    options.strip = 0;

    error_file = stderr;

    argc--, argv++;
    if (argc == 0)
        usage();
    while (argc && *argv && **argv == '-' && argv[0][1] != 'l') {
        switch (argv[0][1]) {
        case 'r':
            printf("ldrdf (linker for RDF files) version " LDRDF_VERSION
                   "\n");
            printf("RDOFF2 revision %s\n", RDOFF2_REVISION);
            exit(0);
        case 'v':
            if (argv[0][2] == '=') {
                options.verbose = argv[0][3] - '0';
                if (options.verbose < 0 || options.verbose > 9) {
                    fprintf(stderr,
                            "ldrdf: verbosity level must be a number"
                            " between 0 and 9\n");
                    exit(1);
                }
            } else
                options.verbose++;
            break;
        case 'a':
            options.align = atoi(argv[1]);
            if (options.align <= 0) {
                fprintf(stderr,
                        "ldrdf: -a expects a positive number argument\n");
                exit(1);
            }
            argv++, argc--;
            break;
        case 's':
            options.strip = 1;
            break;
        case 'd':
            if (argv[0][2] == 'y')
                options.dynalink = 1;
            break;
        case 'o':
            outname = argv[1];
            argv++, argc--;
            break;
        case 'j':
            if (!objpath) {
                options.objpath = 1;
                objpath = argv[1];
                argv++, argc--;
                break;
            } else {
                fprintf(stderr,
                        "ldrdf: more than one objects search path specified\n");
                exit(1);
            }
        case 'L':
            if (!libpath) {
                options.libpath = 1;
                libpath = argv[1];
                argv++, argc--;
                break;
            } else {
                fprintf(stderr,
                        "ldrdf: more than one libraries search path specified\n");
                exit(1);
            }
        case '@':{
                int i = 0;
                char buf[256];
                FILE *f;

                options.respfile = 1;
                if (argv[1] != NULL)
                    f = fopen(argv[1], "r");
                else {
                    fprintf(stderr,
                            "ldrdf: no response file name specified\n");
                    exit(1);
                }

                if (f == NULL) {
                    fprintf(stderr,
                            "ldrdf: unable to open response file\n");
                    exit(1);
                }

                argv++, argc--;
                while (fgets(buf, sizeof(buf), f) != NULL) {
                    char *p;
                    if (buf[0] == '\n')
                        continue;
                    if ((p = strchr(buf, '\n')) != NULL)
                        *p = '\0';
                    if (i >= 128) {
                        fprintf(stderr, "ldrdf: too many input files\n");
                        exit(1);
                    }
                    *(respstrings + i) = newstr(buf);
                    argc++, i++;
                }
                break;
            }
        case '2':
            options.stderr_redir = 1;
            error_file = stdout;
            break;
        case 'g':
            generic_rec_file = argv[1];
            argv++, argc--;
            break;
        default:
            usage();
        }
        argv++, argc--;
    }

    if (options.verbose > 4) {
        printf("ldrdf invoked with options:\n");
        printf("    section alignment: %d bytes\n", options.align);
        printf("    output name: `%s'\n", outname);
        if (options.strip)
            printf("    strip symbols\n");
        if (options.dynalink)
            printf("    Unix-style dynamic linking\n");
        if (options.objpath)
            printf("    objects search path: %s\n", objpath);
        if (options.libpath)
            printf("    libraries search path: %s\n", libpath);
        printf("\n");
    }

    symtab = symtabNew();
    initsegments();

    if (!symtab) {
        fprintf(stderr, "ldrdf: out of memory\n");
        exit(1);
    }

    while (argc) {
        if (!*argv)
            argv = respstrings;
        if (!*argv)
            break;
        if (!strncmp(*argv, "-l", 2)) {
            if (libpath && (argv[0][2] != '/'))
                add_library(newstrcat(libpath, *argv + 2));
            else
                add_library(*argv + 2);
        } else {
            if (objpath && (argv[0][0] != '/'))
                loadmodule(newstrcat(objpath, *argv));
            else
                loadmodule(*argv);
            moduleloaded = 1;
        }
        argv++, argc--;
    }

    if (!moduleloaded) {
        printf("ldrdf: nothing to do. ldrdf -h for usage\n");
        return 0;
    }

    search_libraries();

    if (options.verbose > 2) {
        printf("symbol table:\n");
        symtabDump(symtab, stdout);
    }

    write_output(outname);

    if (errorcount > 0)
        exit(1);
    return 0;
}
Beispiel #2
0
int main(int argc, char ** argv)
{
    char * outname = "aout.rdf";
    int  moduleloaded = 0;

    options.verbose = 0;
    options.align = 16;
    options.warnUnresolved = 0;
    options.strip = 0;
    
    argc --, argv ++;
    if (argc == 0) usage();
    while (argc && **argv == '-' && argv[0][1] != 'l')
    {
	switch(argv[0][1]) {
	case 'r':
	    printf("ldrdf (linker for RDF files) version " LDRDF_VERSION "\n");
	    printf( _RDOFF_H "\n");
	    exit(0);
	case 'v':
	    if (argv[0][2] == '=') {
		options.verbose = argv[0][3] - '0';
		if (options.verbose < 0 || options.verbose > 9) {
		    fprintf(stderr, "ldrdf: verbosity level must be a number"
			    " between 0 and 9\n");
		    exit(1);
		}
	    }
	    else
		options.verbose++;
	    break;
	case 'a':
	    options.align = atoi(argv[1]);
	    if (options.align <= 0) {
		fprintf(stderr, 
			"ldrdf: -a expects a positive number argument\n");
		exit(1);
	    }
	    argv++, argc--;
	    break;
	case 's':
	    options.strip = 1;
	    break;
	case 'x':
	    options.warnUnresolved = 1;
	    break;
	case 'o':
	    outname = argv[1];
	    argv++, argc--;
	    break;
	default:
	    usage();
	}
	argv++, argc--;
    }

    if (options.verbose > 4) {
	printf("ldrdf invoked with options:\n");
	printf("    section alignment: %d bytes\n", options.align);
	printf("    output name: `%s'\n", outname);
	if (options.strip)
	    printf("    strip symbols\n");
	if (options.warnUnresolved)
	    printf("    warn about unresolved symbols\n");
	printf("\n");
    }

    symtab = symtabNew();
    initsegments();

    if (!symtab) {
	fprintf(stderr, "ldrdf: out of memory\n");
	exit(1);
    }

    while (argc)
    {
	if (!strncmp(*argv, "-l", 2)) /* library */
	    add_library(*argv + 2);
	else {
	    loadmodule(*argv);
	    moduleloaded = 1;
	}
	argv++, argc--;
    }

    if (! moduleloaded) {
	printf("ldrdf: nothing to do. ldrdf -h for usage\n");
	return 0;
    }

    
    search_libraries();

    if (options.verbose > 2)
    {
	printf ("symbol table:\n");
	symtabDump(symtab, stdout);
    }

    write_output(outname);

    if (errorcount > 0)
	exit(1);

    return 0;
}