fixopts.c revision 1.1.1.2
1/* Handle options that are passed from environment variables. 2 3 Copyright (C) 2004, 2009, 2012 Free Software Foundation, Inc. 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 3, or (at your option) 10any later version. 11 12GCC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING3. If not see 19<http://www.gnu.org/licenses/>. */ 20 21#include "fixlib.h" 22 23te_verbose verbose_level = VERB_PROGRESS; 24 25fixinc_mode_t fixinc_mode = TESTING_OFF; 26 27#define _ENV_(v,m,n,t) char const * v = NULL; 28ENV_TABLE 29#undef _ENV_ 30 31static void 32show_not_def (char const * vname) 33{ 34 static const char var_not_found[] = 35 "fixincl ERROR: %s environment variable not defined\n" 36 "each of these must be defined:\n"; 37 static char const not_found_var[] = "\t%s\n"; 38 39 fprintf (stderr, var_not_found, vname); 40# define _ENV_(vv,mm,nn,tt) \ 41 if (mm) fprintf (stderr, not_found_var, nn); 42 ENV_TABLE 43# undef _ENV_ 44 45 exit (EXIT_FAILURE); 46} 47 48void 49initialize_opts (void) 50{ 51#define _ENV_(v,m,n,t) { \ 52 static char const var[] = n; \ 53 v = getenv (var); \ 54 if (m && (v == NULL)) show_not_def (var); \ 55 } 56 57 ENV_TABLE; 58#undef _ENV_ 59 60 if ((pz_test_mode != NULL) && (strcmp (pz_test_mode, "true") == 0)) 61 fixinc_mode = TESTING_ON; 62} 63