- if(strncmp(arg, "-o", 2) == 0) {
- GET_ARG_AFTER(outname, "-o");
- } else if(strcmp(arg, "-c") == 0) {
- mode = CompileAssemble;
- } else if(strcmp(arg, "-S") == 0) {
- mode = Compile;
- } else if(strcmp(arg, "--gcc") == 0) {
- c_mode |= _GNUC;
- } else if(strcmp(arg, "--no-gcc") == 0) {
- c_mode &= ~_GNUC;
- } else if(strcmp(arg, "--ms") == 0) {
- c_mode |= _MS;
- } else if(strcmp(arg, "--no-ms") == 0) {
- c_mode &= ~_MS;
- } else if(strcmp(arg, "--lextest") == 0) {
- mode = LexTest;
- } else if(strcmp(arg, "--print-ast") == 0) {
- mode = PrintAst;
- } else if(strcmp(arg, "--print-fluffy") == 0) {
- mode = PrintFluffy;
- } else if(strcmp(arg, "-fsyntax-only") == 0) {
- mode = ParseOnly;
- } else if(strncmp(arg, "-I", 2) == 0) {
- const char *opt;
- GET_ARG_AFTER(opt, "-I");
- obstack_printf(&cppflags_obst, " -I%s", opt);
- } else if(strncmp(arg, "-D", 2) == 0) {
- const char *opt;
- GET_ARG_AFTER(opt, "-D");
- obstack_printf(&cppflags_obst, " -D%s", opt);
- } else if(strcmp(arg, "--dump") == 0) {
- do_dump = true;
- } else if(strcmp(arg, "--dump-function") == 0) {
- ++i;
- if(i >= argc) {
- fprintf(stderr, "error: "
- "expected argument after '--dump-function'\n");
- argument_errors = true;
- break;
- }
- dumpfunction = argv[i];
- mode = CompileDump;
- } else if(strcmp(arg, "-v") == 0) {
- verbose = 1;
- } else if(arg[0] == '-' && arg[1] == 'f') {
- const char *opt;
- GET_ARG_AFTER(opt, "-f");
- int res = firm_option(opt);
- if (res == 0) {
- fprintf(stderr, "error: unknown Firm option '-f %s'\n", opt);
- argument_errors = true;
- continue;
- } else if (res == -1) {
- help_displayed = true;
- }
- } else if(arg[0] == '-' && arg[1] == 'b') {
- const char *opt;
- GET_ARG_AFTER(opt, "-b");
- int res = firm_be_option(opt);
- if (res == 0) {
- fprintf(stderr, "error: unknown Firm backend option '-b %s'\n",
- opt);
- argument_errors = true;
- } else if (res == -1) {
- help_displayed = true;
- }
- } else if(arg[0] == '-') {
- if (arg[1] == '\0') {
+ if(arg[0] == '-') {
+ /* an option */
+ const char *option = &arg[1];
+ if(option[0] == 'o') {
+ GET_ARG_AFTER(outname, "-o");
+ } else if(SINGLE_OPTION('c')) {
+ mode = CompileAssemble;
+ } else if(SINGLE_OPTION('S')) {
+ mode = Compile;
+ } else if(option[0] == 'I') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-I");
+ obstack_printf(&cppflags_obst, " -I%s", opt);
+ } else if(option[0] == 'D') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-D");
+ obstack_printf(&cppflags_obst, " -D%s", opt);
+ } else if(option[0] == 'U') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-U");
+ obstack_printf(&cppflags_obst, " -U%s", opt);
+ } else if(option[0] == 'l') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-l");
+ obstack_printf(&ldflags_obst, " -l%s", opt);
+ } else if(option[0] == 'L') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-L");
+ obstack_printf(&ldflags_obst, " -L%s", opt);
+ } else if(SINGLE_OPTION('v')) {
+ verbose = 1;
+ } else if(SINGLE_OPTION('w')) {
+ inhibit_all_warnings = true;
+ } else if(option[0] == 'f') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-f");
+
+ if(strcmp(opt, "syntax-only") == 0) {
+ mode = ParseOnly;
+ } else if(strcmp(opt, "omit-frame-pointer") == 0) {
+ firm_be_option("omitfp");
+ } else if(strcmp(opt, "no-omit-frame-pointer") == 0) {
+ firm_be_option("omitfp=no");
+ } else {
+ int res = firm_option(opt);
+ if (res == 0) {
+ fprintf(stderr, "error: unknown Firm option '-f %s'\n",
+ opt);
+ argument_errors = true;
+ continue;
+ } else if (res == -1) {
+ help_displayed = true;
+ }
+ }
+ } else if(option[0] == 'b') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-b");
+ int res = firm_be_option(opt);
+ if (res == 0) {
+ fprintf(stderr, "error: unknown Firm backend option '-b %s'\n",
+ opt);
+ argument_errors = true;
+ } else if (res == -1) {
+ help_displayed = true;
+ }
+ } else if(option[0] == 'W') {
+ set_warning_opt(&option[1]);
+ } else if(option[0] == 'm') {
+ const char *opt;
+ GET_ARG_AFTER(opt, "-m");
+ char *endptr;
+ long int value = strtol(opt, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr, "error: wrong option '-m %s'\n", opt);
+ argument_errors = true;
+ }
+ if (value != 16 && value != 32 && value != 64) {
+ fprintf(stderr, "error: option -m supports only 16, 32 or 64\n");
+ argument_errors = true;
+ } else {
+ machine_size = (unsigned int)value;
+ }
+ } else if (option[0] == '\0') {