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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc2/] [gcc/] [gccspec.c] - Rev 453
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/* Specific flags and argument handling of the C front-end. Copyright (C) 1999, 2001, 2003, 2007 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #include "config.h" #include "system.h" #include "coretypes.h" #include "tm.h" #include "gcc.h" /* Filter argc and argv before processing by the gcc driver proper. */ void lang_specific_driver (int *in_argc ATTRIBUTE_UNUSED, const char *const **in_argv ATTRIBUTE_UNUSED, int *in_added_libraries ATTRIBUTE_UNUSED) { /* Systems which use the NeXT runtime by default should arrange for the shared libgcc to be used when -fgnu-runtime is passed through specs. */ #if defined(ENABLE_SHARED_LIBGCC) && ! defined(NEXT_OBJC_RUNTIME) int i; /* The new argument list will be contained in this. */ const char **arglist; /* True if we should add -shared-libgcc to the command-line. */ int shared_libgcc = 0; /* The total number of arguments with the new stuff. */ int argc; /* The argument list. */ const char *const *argv; argc = *in_argc; argv = *in_argv; for (i = 1; i < argc; i++) { if (argv[i][0] == '-') { if (strcmp (argv[i], "-static-libgcc") == 0 || strcmp (argv[i], "-static") == 0) return; } else { int len; /* If the filename ends in .m or .mi, we are compiling ObjC and want to pass -shared-libgcc. */ len = strlen (argv[i]); if ((len > 2 && argv[i][len - 2] == '.' && argv[i][len - 1] == 'm') || (len > 3 && argv[i][len - 3] == '.' && argv[i][len - 2] == 'm' && argv[i][len - 1] == 'i')) shared_libgcc = 1; } } if (shared_libgcc) { /* Make sure to have room for the trailing NULL argument. */ arglist = XNEWVEC (const char *, argc + 2); i = 0; do { arglist[i] = argv[i]; i++; } while (i < argc); arglist[i++] = "-shared-libgcc"; arglist[i] = NULL; *in_argc = i; *in_argv = arglist; } #endif } /* Called before linking. Returns 0 on success and -1 on failure. */ int lang_specific_pre_link (void) { return 0; /* Not used for C. */ } /* Number of extra output files that lang_specific_pre_link may generate. */ int lang_specific_extra_outfiles = 0; /* Not used for C. */
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