| c-opts.c (132811) | c-opts.c (146908) |
|---|---|
| 1/* C/ObjC/C++ command line option handling. 2 Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. 3 Contributed by Neil Booth. 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify it under 8the terms of the GNU General Public License as published by the Free --- 5 unchanged lines hidden (view full) --- 14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING. If not, write to the Free 19Software Foundation, 59 Temple Place - Suite 330, Boston, MA 2002111-1307, USA. */ 21 | 1/* C/ObjC/C++ command line option handling. 2 Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. 3 Contributed by Neil Booth. 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify it under 8the terms of the GNU General Public License as published by the Free --- 5 unchanged lines hidden (view full) --- 14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING. If not, write to the Free 19Software Foundation, 59 Temple Place - Suite 330, Boston, MA 2002111-1307, USA. */ 21 |
| 22/* $FreeBSD: head/contrib/gcc/c-opts.c 132811 2004-07-29 02:04:58Z kan $ */ | 22/* $FreeBSD: head/contrib/gcc/c-opts.c 146908 2005-06-03 04:02:20Z kan $ */ |
| 23 24#include "config.h" 25#include "system.h" 26#include "coretypes.h" 27#include "tm.h" 28#include "tree.h" 29#include "c-common.h" 30#include "c-pragma.h" --- 152 unchanged lines hidden (view full) --- 183{ 184 deferred_opts[deferred_count].code = code; 185 deferred_opts[deferred_count].arg = arg; 186 deferred_count++; 187} 188 189/* Common initialization before parsing options. */ 190unsigned int | 23 24#include "config.h" 25#include "system.h" 26#include "coretypes.h" 27#include "tm.h" 28#include "tree.h" 29#include "c-common.h" 30#include "c-pragma.h" --- 152 unchanged lines hidden (view full) --- 183{ 184 deferred_opts[deferred_count].code = code; 185 deferred_opts[deferred_count].arg = arg; 186 deferred_count++; 187} 188 189/* Common initialization before parsing options. */ 190unsigned int |
| 191c_common_init_options (unsigned int argc, const char **argv ATTRIBUTE_UNUSED) | 191c_common_init_options (unsigned int argc, const char **argv) |
| 192{ 193 static const unsigned int lang_flags[] = {CL_C, CL_ObjC, CL_CXX, CL_ObjCXX}; | 192{ 193 static const unsigned int lang_flags[] = {CL_C, CL_ObjC, CL_CXX, CL_ObjCXX}; |
| 194 unsigned int result; | 194 unsigned int i, result; |
| 195 196 /* This is conditionalized only because that is the way the front 197 ends used to do it. Maybe this should be unconditional? */ 198 if (c_dialect_cxx ()) 199 { 200 /* By default wrap lines at 80 characters. Is getenv 201 ("COLUMNS") preferable? */ 202 diagnostic_line_cutoff (global_dc) = 80; --- 16 unchanged lines hidden (view full) --- 219 flag_const_strings = c_dialect_cxx (); 220 flag_exceptions = c_dialect_cxx (); 221 warn_pointer_arith = c_dialect_cxx (); 222 223 deferred_opts = xmalloc (argc * sizeof (struct deferred_opt)); 224 225 result = lang_flags[c_language]; 226 | 195 196 /* This is conditionalized only because that is the way the front 197 ends used to do it. Maybe this should be unconditional? */ 198 if (c_dialect_cxx ()) 199 { 200 /* By default wrap lines at 80 characters. Is getenv 201 ("COLUMNS") preferable? */ 202 diagnostic_line_cutoff (global_dc) = 80; --- 16 unchanged lines hidden (view full) --- 219 flag_const_strings = c_dialect_cxx (); 220 flag_exceptions = c_dialect_cxx (); 221 warn_pointer_arith = c_dialect_cxx (); 222 223 deferred_opts = xmalloc (argc * sizeof (struct deferred_opt)); 224 225 result = lang_flags[c_language]; 226 |
| 227 /* If potentially preprocessing Fortran we have to accept its front 228 end options since the driver passes most of them through. */ 229#ifdef CL_F77 230 if (c_language == clk_c && argc > 2 231 && !strcmp (argv[2], "-traditional-cpp" )) | 227 if (c_language == clk_c) |
| 232 { | 228 { |
| 233 permit_fortran_options = true; 234 result |= CL_F77; 235 } | 229 for (i = 1; i < argc; i++) 230 { 231 /* If preprocessing assembly language, accept any of the C-family 232 front end options since the driver may pass them through. */ 233 if (! strcmp (argv[i], "-lang-asm")) 234 result |= CL_C | CL_ObjC | CL_CXX | CL_ObjCXX; 235#ifdef CL_F77 236 /* If potentially preprocessing Fortran we have to accept its 237 front end options since the driver may them through. */ 238 else if (! strcmp (argv[i], "-traditional-cpp")) 239 { 240 permit_fortran_options = true; 241 result |= CL_F77; 242 } |
| 236#endif | 243#endif |
| 237 | 244 } 245 } |
| 238 return result; 239} 240 241/* Handle switch SCODE with argument ARG. VALUE is true, unless no- 242 form of an -f or -W option was given. Returns 0 if the switch was 243 invalid, a negative number to prevent language-independent 244 processing in toplev.c (a hack necessary for the short-term). */ 245int --- 914 unchanged lines hidden (view full) --- 1160 input_line = 0; 1161 1162 /* If an error has occurred in cpplib, note it so we fail 1163 immediately. */ 1164 errorcount += cpp_errors (parse_in); 1165 1166 *pfilename = this_input_filename 1167 = cpp_read_main_file (parse_in, in_fnames[0]); | 246 return result; 247} 248 249/* Handle switch SCODE with argument ARG. VALUE is true, unless no- 250 form of an -f or -W option was given. Returns 0 if the switch was 251 invalid, a negative number to prevent language-independent 252 processing in toplev.c (a hack necessary for the short-term). */ 253int --- 914 unchanged lines hidden (view full) --- 1168 input_line = 0; 1169 1170 /* If an error has occurred in cpplib, note it so we fail 1171 immediately. */ 1172 errorcount += cpp_errors (parse_in); 1173 1174 *pfilename = this_input_filename 1175 = cpp_read_main_file (parse_in, in_fnames[0]); |
| 1176 /* Don't do any compilation or preprocessing if there is no input file. */ |
|
| 1168 if (this_input_filename == NULL) | 1177 if (this_input_filename == NULL) |
| 1169 return true; | 1178 { 1179 errorcount++; 1180 return false; 1181 } |
| 1170 1171 if (flag_working_directory 1172 && flag_preprocess_only && ! flag_no_line_commands) 1173 pp_dir_change (parse_in, get_src_pwd ()); 1174 1175 return flag_preprocess_only; 1176} 1177 --- 172 unchanged lines hidden (view full) --- 1350 1351 /* -dM and dependencies suppress normal output; do it here so that 1352 the last -d[MDN] switch overrides earlier ones. */ 1353 if (flag_dump_macros == 'M') 1354 flag_no_output = 1; 1355 1356 /* Disable -dD, -dN and -dI if normal output is suppressed. Allow 1357 -dM since at least glibc relies on -M -dM to work. */ | 1182 1183 if (flag_working_directory 1184 && flag_preprocess_only && ! flag_no_line_commands) 1185 pp_dir_change (parse_in, get_src_pwd ()); 1186 1187 return flag_preprocess_only; 1188} 1189 --- 172 unchanged lines hidden (view full) --- 1362 1363 /* -dM and dependencies suppress normal output; do it here so that 1364 the last -d[MDN] switch overrides earlier ones. */ 1365 if (flag_dump_macros == 'M') 1366 flag_no_output = 1; 1367 1368 /* Disable -dD, -dN and -dI if normal output is suppressed. Allow 1369 -dM since at least glibc relies on -M -dM to work. */ |
| 1370 /* Also, flag_no_output implies flag_no_line_commands, always. */ |
|
| 1358 if (flag_no_output) 1359 { 1360 if (flag_dump_macros != 'M') 1361 flag_dump_macros = 0; 1362 flag_dump_includes = 0; | 1371 if (flag_no_output) 1372 { 1373 if (flag_dump_macros != 'M') 1374 flag_dump_macros = 0; 1375 flag_dump_includes = 0; |
| 1376 flag_no_line_commands = 1; |
|
| 1363 } 1364 1365 cpp_opts->unsigned_char = !flag_signed_char; 1366 cpp_opts->stdc_0_in_system_headers = STDC_0_IN_SYSTEM_HEADERS; 1367 1368 /* We want -Wno-long-long to override -pedantic -std=non-c99 1369 and/or -Wtraditional, whatever the ordering. */ 1370 cpp_opts->warn_long_long --- 214 unchanged lines hidden --- | 1377 } 1378 1379 cpp_opts->unsigned_char = !flag_signed_char; 1380 cpp_opts->stdc_0_in_system_headers = STDC_0_IN_SYSTEM_HEADERS; 1381 1382 /* We want -Wno-long-long to override -pedantic -std=non-c99 1383 and/or -Wtraditional, whatever the ordering. */ 1384 cpp_opts->warn_long_long --- 214 unchanged lines hidden --- |