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Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/cp/g++spec.c')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/cp/g++spec.c | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/cp/g++spec.c b/gcc-4.2.1-5666.3/gcc/cp/g++spec.c deleted file mode 100644 index c823c08e1..000000000 --- a/gcc-4.2.1-5666.3/gcc/cp/g++spec.c +++ /dev/null @@ -1,352 +0,0 @@ -/* APPLE LOCAL mainline 2007-04-02 5027856 */ \ -/* Specific flags and argument handling of the C++ front end. - Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 - 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 2, 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 COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ - -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "tm.h" -#include "gcc.h" - -/* This bit is set if we saw a `-xfoo' language specification. */ -#define LANGSPEC (1<<1) -/* This bit is set if they did `-lm' or `-lmath'. */ -#define MATHLIB (1<<2) -/* This bit is set if they did `-lc'. */ -#define WITHLIBC (1<<3) - -#ifndef MATH_LIBRARY -#define MATH_LIBRARY "-lm" -#endif -#ifndef MATH_LIBRARY_PROFILE -#define MATH_LIBRARY_PROFILE MATH_LIBRARY -#endif - -#ifndef LIBSTDCXX -#define LIBSTDCXX "-lstdc++" -#endif -#ifndef LIBSTDCXX_PROFILE -#define LIBSTDCXX_PROFILE LIBSTDCXX -#endif - -void -lang_specific_driver (int *in_argc, const char *const **in_argv, - int *in_added_libraries) -{ - int i, j; - - /* If nonzero, the user gave us the `-p' or `-pg' flag. */ - int saw_profile_flag = 0; - - /* If nonzero, the user gave us the `-v' flag. */ - int saw_verbose_flag = 0; - - /* This is a tristate: - -1 means we should not link in libstdc++ - 0 means we should link in libstdc++ if it is needed - 1 means libstdc++ is needed and should be linked in. */ - int library = 0; - - /* The number of arguments being added to what's in argv, other than - libraries. We use this to track the number of times we've inserted - -xc++/-xnone. */ - int added = 0; - - /* Used to track options that take arguments, so we don't go wrapping - those with -xc++/-xnone. */ - const char *quote = NULL; - - /* The new argument list will be contained in this. */ - const char **arglist; - - /* Nonzero if we saw a `-xfoo' language specification on the - command line. Used to avoid adding our own -xc++ if the user - already gave a language for the file. */ - int saw_speclang = 0; - - /* "-lm" or "-lmath" if it appears on the command line. */ - const char *saw_math = 0; - - /* "-lc" if it appears on the command line. */ - const char *saw_libc = 0; - - /* An array used to flag each argument that needs a bit set for - LANGSPEC, MATHLIB, or WITHLIBC. */ - int *args; - - /* By default, we throw on the math library if we have one. */ - int need_math = (MATH_LIBRARY[0] != '\0'); - - /* True if we should add -shared-libgcc to the command-line. */ - int shared_libgcc = 1; - - /* The total number of arguments with the new stuff. */ - int argc; - - /* The argument list. */ - const char *const *argv; - - /* The number of libraries added in. */ - int added_libraries; - - /* The total number of arguments with the new stuff. */ - int num_args = 1; - - argc = *in_argc; - argv = *in_argv; - added_libraries = *in_added_libraries; - - args = XCNEWVEC (int, argc); - - for (i = 1; i < argc; i++) - { - /* If the previous option took an argument, we swallow it here. */ - if (quote) - { - quote = NULL; - continue; - } - - /* We don't do this anymore, since we don't get them with minus - signs on them. */ - if (argv[i][0] == '\0' || argv[i][1] == '\0') - continue; - - if (argv[i][0] == '-') - { - if (strcmp (argv[i], "-nostdlib") == 0 - || strcmp (argv[i], "-nodefaultlibs") == 0) - { - library = -1; - } - else if (strcmp (argv[i], MATH_LIBRARY) == 0) - { - args[i] |= MATHLIB; - need_math = 0; - } - else if (strcmp (argv[i], "-lc") == 0) - args[i] |= WITHLIBC; - else if (strcmp (argv[i], "-pg") == 0 || strcmp (argv[i], "-p") == 0) - saw_profile_flag++; - else if (strcmp (argv[i], "-v") == 0) - saw_verbose_flag = 1; - else if (strncmp (argv[i], "-x", 2) == 0) - { -/* APPLE LOCAL begin mainline 2007-04-02 5027856 */ \ - const char * arg; - if (argv[i][2] != '\0') - arg = argv[i]+2; - else if ((argv[i+1]) != NULL) - /* We need to swallow arg on next loop. */ - quote = arg = argv[i+1]; - else /* Error condition, message will be printed later. */ - arg = ""; - if (library == 0 - && (strcmp (arg, "c++") == 0 - || strcmp (arg, "c++-cpp-output") == 0 - || strcmp (arg, "objective-c++") == 0 - || strcmp (arg, "objective-c++-cpp-output") == 0)) - library = 1; - - saw_speclang = 1; - } - else if (strcmp (argv[i], "-ObjC++") == 0) - { - if (library == 0) - library = 1; - saw_speclang = 1; - } -/* APPLE LOCAL end mainline 2007-04-02 5027856 */ \ - /* Arguments that go directly to the linker might be .o files, - or something, and so might cause libstdc++ to be needed. */ - else if (strcmp (argv[i], "-Xlinker") == 0) - { - quote = argv[i]; - if (library == 0) - library = 1; - } - else if (strncmp (argv[i], "-Wl,", 4) == 0) - library = (library == 0) ? 1 : library; - /* Unrecognized libraries (e.g. -lfoo) may require libstdc++. */ - else if (strncmp (argv[i], "-l", 2) == 0) - library = (library == 0) ? 1 : library; - else if (((argv[i][2] == '\0' - && strchr ("bBVDUoeTuIYmLiA", argv[i][1]) != NULL) - || strcmp (argv[i], "-Tdata") == 0)) - quote = argv[i]; - else if ((argv[i][2] == '\0' - && strchr ("cSEM", argv[i][1]) != NULL) - || strcmp (argv[i], "-MM") == 0 - || strcmp (argv[i], "-fsyntax-only") == 0) - { - /* Don't specify libraries if we won't link, since that would - cause a warning. */ - library = -1; - } - else if (strcmp (argv[i], "-static-libgcc") == 0 - || strcmp (argv[i], "-static") == 0) - shared_libgcc = 0; - else if (DEFAULT_WORD_SWITCH_TAKES_ARG (&argv[i][1])) - i++; - else - /* Pass other options through. */ - continue; - } - else - { - int len; - - if (saw_speclang) - { - saw_speclang = 0; - continue; - } - - /* If the filename ends in .[chi], put options around it. - But not if a specified -x option is currently active. */ - len = strlen (argv[i]); - if (len > 2 - && (argv[i][len - 1] == 'c' - || argv[i][len - 1] == 'i' - || argv[i][len - 1] == 'h') - && argv[i][len - 2] == '.') - { - args[i] |= LANGSPEC; - added += 2; - } - - /* If we don't know that this is a header file, we might - need to be linking in the libraries. */ - if (library == 0) - { - if ((len <= 2 || strcmp (argv[i] + (len - 2), ".H") != 0) - && (len <= 2 || strcmp (argv[i] + (len - 2), ".h") != 0) - && (len <= 3 || strcmp (argv[i] + (len - 3), ".hh") != 0)) - library = 1; - } - } - } - - if (quote) - fatal ("argument to '%s' missing\n", quote); - - /* APPLE LOCAL mainline 2007-04-02 5027856 */ \ - /* Removed early exit */ - - /* There's no point adding -shared-libgcc if we don't have a shared - libgcc. */ -#ifndef ENABLE_SHARED_LIBGCC - shared_libgcc = 0; -#endif - - /* Make sure to have room for the trailing NULL argument. */ - num_args = argc + added + need_math + shared_libgcc + (library > 0) + 1; - arglist = XNEWVEC (const char *, num_args); - - i = 0; - j = 0; - - /* Copy the 0th argument, i.e., the name of the program itself. */ - arglist[i++] = argv[j++]; - - /* NOTE: We start at 1 now, not 0. */ - while (i < argc) - { - arglist[j] = argv[i]; - - /* Make sure -lstdc++ is before the math library, since libstdc++ - itself uses those math routines. */ - if (!saw_math && (args[i] & MATHLIB) && library > 0) - { - --j; - saw_math = argv[i]; - } - - if (!saw_libc && (args[i] & WITHLIBC) && library > 0) - { - --j; - saw_libc = argv[i]; - } - - /* Wrap foo.[chi] files in a language specification to - force the gcc compiler driver to run cc1plus on them. */ - if (args[i] & LANGSPEC) - { - int len = strlen (argv[i]); - switch (argv[i][len - 1]) - { - case 'c': - arglist[j++] = "-xc++"; - break; - case 'i': - arglist[j++] = "-xc++-cpp-output"; - break; - case 'h': - arglist[j++] = "-xc++-header"; - break; - default: - gcc_unreachable (); - } - arglist[j++] = argv[i]; - arglist[j] = "-xnone"; - } - - i++; - j++; - } - - /* Add `-lstdc++' if we haven't already done so. */ - if (library > 0) - { - arglist[j] = saw_profile_flag ? LIBSTDCXX_PROFILE : LIBSTDCXX; - if (arglist[j][0] != '-' || arglist[j][1] == 'l') - added_libraries++; - j++; - } - if (saw_math) - arglist[j++] = saw_math; - else if (library > 0 && need_math) - { - arglist[j] = saw_profile_flag ? MATH_LIBRARY_PROFILE : MATH_LIBRARY; - if (arglist[j][0] != '-' || arglist[j][1] == 'l') - added_libraries++; - j++; - } - if (saw_libc) - arglist[j++] = saw_libc; - if (shared_libgcc) - arglist[j++] = "-shared-libgcc"; - - arglist[j] = NULL; - - *in_argc = j; - *in_argv = arglist; - *in_added_libraries = added_libraries; -} - -/* Called before linking. Returns 0 on success and -1 on failure. */ -int lang_specific_pre_link (void) /* Not used for C++. */ -{ - return 0; -} - -/* Number of extra output files that lang_specific_pre_link may generate. */ -int lang_specific_extra_outfiles = 0; /* Not used for C++. */ |