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Diffstat (limited to 'binutils-2.17/binutils/cxxfilt.c')
-rw-r--r-- | binutils-2.17/binutils/cxxfilt.c | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/binutils-2.17/binutils/cxxfilt.c b/binutils-2.17/binutils/cxxfilt.c deleted file mode 100644 index a8ec43ba..00000000 --- a/binutils-2.17/binutils/cxxfilt.c +++ /dev/null @@ -1,287 +0,0 @@ -/* Demangler for GNU C++ - main program - Copyright 1989, 1991, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2001, 2002, 2003, 2005 Free Software Foundation, Inc. - Written by James Clark (jjc@jclark.uucp) - Rewritten by Fred Fish (fnf@cygnus.com) for ARM and Lucid demangling - Modified by Satish Pai (pai@apollo.hp.com) for HP demangling - - 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 "bfd.h" -#include "bucomm.h" -#include "libiberty.h" -#include "demangle.h" -#include "getopt.h" -#include "safe-ctype.h" - -static int flags = DMGL_PARAMS | DMGL_ANSI | DMGL_VERBOSE; -static int strip_underscore = TARGET_PREPENDS_UNDERSCORE; - -static const struct option long_options[] = -{ - {"strip-underscore", no_argument, NULL, '_'}, - {"format", required_argument, NULL, 's'}, - {"help", no_argument, NULL, 'h'}, - {"no-params", no_argument, NULL, 'p'}, - {"no-strip-underscores", no_argument, NULL, 'n'}, - {"no-verbose", no_argument, NULL, 'i'}, - {"types", no_argument, NULL, 't'}, - {"version", no_argument, NULL, 'v'}, - {NULL, no_argument, NULL, 0} -}; - -static void -demangle_it (char *mangled_name) -{ - char *result; - unsigned int skip_first = 0; - - /* _ and $ are sometimes found at the start of function names - in assembler sources in order to distinguish them from other - names (eg register names). So skip them here. */ - if (mangled_name[0] == '.' || mangled_name[0] == '$') - ++skip_first; - if (strip_underscore && mangled_name[skip_first] == '_') - ++skip_first; - - result = cplus_demangle (mangled_name + skip_first, flags); - - if (result == NULL) - printf (mangled_name); - else - { - if (mangled_name[0] == '.') - putchar ('.'); - printf (result); - free (result); - } -} - -static void -print_demangler_list (FILE *stream) -{ - const struct demangler_engine *demangler; - - fprintf (stream, "{%s", libiberty_demanglers->demangling_style_name); - - for (demangler = libiberty_demanglers + 1; - demangler->demangling_style != unknown_demangling; - ++demangler) - fprintf (stream, ",%s", demangler->demangling_style_name); - - fprintf (stream, "}"); -} - -static void -usage (FILE *stream, int status) -{ - fprintf (stream, "\ -Usage: %s [options] [mangled names]\n", program_name); - fprintf (stream, "\ -Options are:\n\ - [-_|--strip-underscore] Ignore first leading underscore%s\n", - TARGET_PREPENDS_UNDERSCORE ? " (default)" : ""); - fprintf (stream, "\ - [-n|--no-strip-underscore] Do not ignore a leading underscore%s\n", - TARGET_PREPENDS_UNDERSCORE ? "" : " (default)"); - fprintf (stream, "\ - [-p|--no-params] Do not display function arguments\n\ - [-i|--no-verbose] Do not show implementation details (if any)\n\ - [-t|--types] Also attempt to demangle type encodings\n\ - [-s|--format "); - print_demangler_list (stream); - fprintf (stream, "]\n"); - - fprintf (stream, "\ - [@<file>] Read extra options from <file>\n\ - [-h|--help] Display this information\n\ - [-v|--version] Show the version information\n\ -Demangled names are displayed to stdout.\n\ -If a name cannot be demangled it is just echoed to stdout.\n\ -If no names are provided on the command line, stdin is read.\n"); - exit (status); -} - -/* Return the string of non-alnum characters that may occur - as a valid symbol component, in the standard assembler symbol - syntax. */ - -static const char * -standard_symbol_characters (void) -{ - return "_$."; -} - -/* Return the string of non-alnum characters that may occur - as a valid symbol name component in an HP object file. - - Note that, since HP's compiler generates object code straight from - C++ source, without going through an assembler, its mangled - identifiers can use all sorts of characters that no assembler would - tolerate, so the alphabet this function creates is a little odd. - Here are some sample mangled identifiers offered by HP: - - typeid*__XT24AddressIndExpClassMember_ - [Vftptr]key:__dt__32OrdinaryCompareIndExpClassMemberFv - __ct__Q2_9Elf64_Dyn18{unnamed.union.#1}Fv - - This still seems really weird to me, since nowhere else in this - file is there anything to recognize curly brackets, parens, etc. - I've talked with Srikanth <srikanth@cup.hp.com>, and he assures me - this is right, but I still strongly suspect that there's a - misunderstanding here. - - If we decide it's better for c++filt to use HP's assembler syntax - to scrape identifiers out of its input, here's the definition of - the symbol name syntax from the HP assembler manual: - - Symbols are composed of uppercase and lowercase letters, decimal - digits, dollar symbol, period (.), ampersand (&), pound sign(#) and - underscore (_). A symbol can begin with a letter, digit underscore or - dollar sign. If a symbol begins with a digit, it must contain a - non-digit character. - - So have fun. */ -static const char * -hp_symbol_characters (void) -{ - return "_$.<>#,*&[]:(){}"; -} - -extern int main (int, char **); - -int -main (int argc, char **argv) -{ - int c; - const char *valid_symbols; - enum demangling_styles style = auto_demangling; - - program_name = argv[0]; - xmalloc_set_program_name (program_name); - - expandargv (&argc, &argv); - - while ((c = getopt_long (argc, argv, "_hinps:tv", long_options, (int *) 0)) != EOF) - { - switch (c) - { - case '?': - usage (stderr, 1); - break; - case 'h': - usage (stdout, 0); - case 'n': - strip_underscore = 0; - break; - case 'p': - flags &= ~ DMGL_PARAMS; - break; - case 't': - flags |= DMGL_TYPES; - break; - case 'i': - flags &= ~ DMGL_VERBOSE; - break; - case 'v': - print_version ("c++filt"); - return 0; - case '_': - strip_underscore = 1; - break; - case 's': - style = cplus_demangle_name_to_style (optarg); - if (style == unknown_demangling) - { - fprintf (stderr, "%s: unknown demangling style `%s'\n", - program_name, optarg); - return 1; - } - cplus_demangle_set_style (style); - break; - } - } - - if (optind < argc) - { - for ( ; optind < argc; optind++) - { - demangle_it (argv[optind]); - putchar ('\n'); - } - - return 0; - } - - switch (current_demangling_style) - { - case gnu_demangling: - case lucid_demangling: - case arm_demangling: - case java_demangling: - case edg_demangling: - case gnat_demangling: - case gnu_v3_demangling: - case auto_demangling: - valid_symbols = standard_symbol_characters (); - break; - case hp_demangling: - valid_symbols = hp_symbol_characters (); - break; - default: - /* Folks should explicitly indicate the appropriate alphabet for - each demangling. Providing a default would allow the - question to go unconsidered. */ - fatal ("Internal error: no symbol alphabet for current style"); - } - - for (;;) - { - static char mbuffer[32767]; - unsigned i = 0; - - c = getchar (); - /* Try to read a mangled name. */ - while (c != EOF && (ISALNUM (c) || strchr (valid_symbols, c))) - { - if (i >= sizeof (mbuffer) - 1) - break; - mbuffer[i++] = c; - c = getchar (); - } - - if (i > 0) - { - mbuffer[i] = 0; - demangle_it (mbuffer); - } - - if (c == EOF) - break; - - /* Echo the whitespace characters so that the output looks - like the input, only with the mangled names demangled. */ - putchar (c); - if (c == '\n') - fflush (stdout); - } - - fflush (stdout); - return 0; -} |