Add optional style argument to --demangle switch.

11 files changed, 132 insertions, 32 deletions

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index e24cabe..f4524c8 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,11 @@
+2000-07-05  Kenneth Block  <krblock@computer.org>
+
+        * binutils/nm.c: Add optional style to demangle switch.
+        * binutils/objdump.c: Add optional style to demangle switch.
+        * binutils/addr2line.c: Add optional style to demangle switch.
+        * binutils/binutils.texi: Document optional style to demangle
+	switch.
+
 2000-07-20  Hans-Peter Nilsson  <hp@axis.com>
 
 	* MAINTAINERS: Add self as CRIS port maintainer.
diff --git a/binutils/addr2line.c b/binutils/addr2line.c
index 20c7eef..9232a9e 100644
--- a/binutils/addr2line.c
+++ b/binutils/addr2line.c
@@ -51,7 +51,7 @@ static asymbol **syms;		/* Symbol table.  */
 static struct option long_options[] =
 {
   {"basenames", no_argument, NULL, 's'},
-  {"demangle", no_argument, NULL, 'C'},
+  {"demangle", optional_argument, NULL, 'C'},
   {"exe", required_argument, NULL, 'e'},
   {"functions", no_argument, NULL, 'f'},
   {"target", required_argument, NULL, 'b'},
@@ -75,7 +75,7 @@ usage (stream, status)
 {
   fprintf (stream, _("\
 Usage: %s [-CfsHV] [-b bfdname] [--target=bfdname]\n\
-       [-e executable] [--exe=executable] [--demangle]\n\
+       [-e executable] [--exe=executable] [--demangle[=style]]\n\
        [--basenames] [--functions] [addr addr ...]\n"),
 	   program_name);
   list_supported_targets (program_name, stream);
@@ -301,6 +301,17 @@ main (argc, argv)
 	  break;
 	case 'C':
 	  do_demangle = true;
+	  if (optarg != NULL)
+	    {
+	      enum demangling_styles style;
+	      
+	      style = cplus_demangle_name_to_style (optarg);
+	      if (style == unknown_demangling) 
+		fatal (_("unknown demangling style `%s'"),
+		       optarg);
+	      
+	      cplus_demangle_set_style (style);
+           }
 	  break;
 	case 'e':
 	  filename = optarg;
diff --git a/binutils/binutils.texi b/binutils/binutils.texi
index 437c843..6c2cfc8 100644
--- a/binutils/binutils.texi
+++ b/binutils/binutils.texi
@@ -630,7 +630,7 @@ The @sc{gnu} linker @code{ld} is now described in a separate manual.
 
 @smallexample
 nm [ -a | --debug-syms ]  [ -g | --extern-only ]
-   [ -B ]  [ -C | --demangle ] [ -D | --dynamic ]
+   [ -B ]  [ -C | --demangle[=@var{style}] ] [ -D | --dynamic ]
    [ -s | --print-armap ]  [ -A | -o | --print-file-name ]
    [ -n | -v | --numeric-sort ]  [ -p | --no-sort ]
    [ -r | --reverse-sort ]  [ --size-sort ] [ -u | --undefined-only ]
@@ -754,12 +754,14 @@ listed.
 The same as @samp{--format=bsd} (for compatibility with the MIPS @code{nm}).
 
 @item -C
-@itemx --demangle
+@itemx --demangle[=@var{style}]
 @cindex demangling in nm
 Decode (@dfn{demangle}) low-level symbol names into user-level names.
 Besides removing any initial underscore prepended by the system, this
-makes C++ function names readable.  @xref{c++filt}, for more information
-on demangling.
+makes C++ function names readable. Different compilers have different
+mangling styles. The optional demangling style argument can be used to 
+choose an appropriate demangling style for your compiler. @xref{c++filt}, 
+for more information on demangling.
 
 @item --no-demangle
 Do not demangle low-level symbol names.  This is the default.
@@ -1173,7 +1175,7 @@ Show a summary of the options to @code{objcopy}.
 @smallexample
 objdump [ -a | --archive-headers ] 
         [ -b @var{bfdname} | --target=@var{bfdname} ] 
-        [ -C | --demangle ]
+        [ -C | --demangle[=@var{style}] ]
         [ -d | --disassemble ]
         [ -D | --disassemble-all ]
         [ -z | --disassemble-zeroes ]
@@ -1258,12 +1260,14 @@ formats available with the @samp{-i} option.
 @xref{Target Selection}, for more information.
 
 @item -C
-@itemx --demangle
+@itemx --demangle[=@var{style}]
 @cindex demangling in objdump
 Decode (@dfn{demangle}) low-level symbol names into user-level names.
 Besides removing any initial underscore prepended by the system, this
-makes C++ function names readable.  @xref{c++filt}, for more information
-on demangling.
+makes C++ function names readable.  Different compilers have different
+mangling styles. The optional demangling style argument can be used to 
+choose an appropriate demangling style for your compiler. @xref{c++filt}, 
+for more information on demangling.
 
 @item -G
 @item --debugging
@@ -1859,6 +1863,8 @@ the one specified by the C++ Annotated Reference Manual
 the one used by the HP compiler
 @item edg
 the one used by the EDG compiler
+@item gnu-new-abi
+the one used by the @sc{gnu} compiler with the new ABI.
 @end table
 
 @item --help
@@ -1894,7 +1900,7 @@ c++filt @var{option} @var{symbol}
 
 @smallexample
 addr2line [ -b @var{bfdname} | --target=@var{bfdname} ]
-          [ -C | --demangle ]
+          [ -C | --demangle[=@var{style} ]
           [ -e @var{filename} | --exe=@var{filename} ]
           [ -f | --functions ] [ -s | --basename ]
           [ -H | --help ] [ -V | --version ]
@@ -1941,12 +1947,14 @@ Specify that the object-code format for the object files is
 @var{bfdname}.
 
 @item -C
-@itemx --demangle
+@itemx --demangle[=@var{style}]
 @cindex demangling in objdump
 Decode (@dfn{demangle}) low-level symbol names into user-level names.
 Besides removing any initial underscore prepended by the system, this
-makes C++ function names readable.  @xref{c++filt}, for more information
-on demangling.
+makes C++ function names readable.  Different compilers have different
+mangling styles. The optional demangling style argument can be used to 
+choose an appropriate demangling style for your compiler. @xref{c++filt}, 
+for more information on demangling.
 
 @item -e @var{filename}
 @itemx --exe=@var{filename}
@@ -1960,7 +1968,6 @@ Display function names as well as file and line number information.
 @item -s
 @itemx --basenames
 Display only the base of each file name.
-@end table
 
 @node nlmconv
 @chapter nlmconv
diff --git a/binutils/nm.c b/binutils/nm.c
index ad5a00d..fca510c 100644
--- a/binutils/nm.c
+++ b/binutils/nm.c
@@ -260,7 +260,7 @@ static bfd *lineno_cache_rel_bfd;
 static struct option long_options[] =
 {
   {"debug-syms", no_argument, &print_debug_syms, 1},
-  {"demangle", no_argument, &do_demangle, 1},
+  {"demangle", optional_argument, 0, 'C'},
   {"dynamic", no_argument, &dynamic, 1},
   {"extern-only", no_argument, &external_only, 1},
   {"format", required_argument, 0, 'f'},
@@ -297,7 +297,9 @@ usage (stream, status)
   -a, --debug-syms       Display debugger-only symbols\n\
   -A, --print-file-name  Print name of the input file before every symbol\n\
   -B                     Same as --format=bsd\n\
-  -C, --demangle         Decode low-level symbol names into user-level names\n\
+  -C, --demangle[=STYLE] Decode low-level symbol names into user-level names\n\
+                          The STYLE, if specified, can be `auto' (the default),\n\
+                          `gnu', 'lucid', 'arm', 'hp', 'edg' or 'gnu-new-abi'\n\
       --no-demangle      Do not demangle low-level symbol names\n\
   -D, --dynamic          Display dynamic symbols instead of normal symbols\n\
       --defined-only     Display only defined symbols\n\
@@ -407,7 +409,8 @@ main (argc, argv)
   bfd_init ();
   set_default_bfd_target ();
 
-  while ((c = getopt_long (argc, argv, "aABCDef:glnopPrst:uvV", long_options, (int *) 0)) != EOF)
+  while ((c = getopt_long (argc, argv, "aABCDef:glnopPrst:uvV",
+			   long_options, (int *) 0)) != EOF)
     {
       switch (c)
 	{
@@ -423,6 +426,17 @@ main (argc, argv)
 	  break;
 	case 'C':
 	  do_demangle = 1;
+	  if (optarg != NULL)
+	    {
+	      enum demangling_styles style;
+	      
+	      style = cplus_demangle_name_to_style (optarg);
+	      if (style == unknown_demangling) 
+		fatal (_("unknown demangling style `%s'"),
+		       optarg);
+	      
+	      cplus_demangle_set_style (style);
+           }
 	  break;
 	case 'D':
 	  dynamic = 1;
diff --git a/binutils/objdump.c b/binutils/objdump.c
index 0d4a2c9..d71888a 100644
--- a/binutils/objdump.c
+++ b/binutils/objdump.c
@@ -255,7 +255,9 @@ usage (stream, status)
   -EL --endian=little            Assume little endian format when disassembling\n\
       --file-start-context       Include context from start of file (with -S)\n\
   -l, --line-numbers             Include line numbers and filenames in output\n\
-  -C, --demangle                 Decode mangled/processed symbol names\n\
+  -C, --demangle[=STYLE]         Decode mangled/processed symbol names\n\
+                                  The STYLE, if specified, can be `auto', 'gnu',\n\
+                                  'lucid', 'arm', 'hp', 'edg', or 'gnu-new-abi'\n\
   -w, --wide                     Format output for more than 80 columns\n\
   -z, --disassemble-zeroes       Do not skip blocks of zeroes when disassembling\n\
       --start-address=ADDR       Only process data whoes address is >= ADDR\n\
@@ -288,7 +290,7 @@ static struct option long_options[]=
   {"architecture", required_argument, NULL, 'm'},
   {"archive-headers", no_argument, NULL, 'a'},
   {"debugging", no_argument, NULL, 'g'},
-  {"demangle", no_argument, NULL, 'C'},
+  {"demangle", optional_argument, NULL, 'C'},
   {"disassemble", no_argument, NULL, 'd'},
   {"disassemble-all", no_argument, NULL, 'D'},
   {"disassembler-options", required_argument, NULL, 'M'},
@@ -2833,6 +2835,17 @@ main (argc, argv)
 	  break;
 	case 'C':
 	  do_demangle = true;
+	  if (optarg != NULL)
+	    {
+	      enum demangling_styles style;
+	      
+	      style = cplus_demangle_name_to_style (optarg);
+	      if (style == unknown_demangling) 
+		fatal (_("unknown demangling style `%s'"),
+		       optarg);
+	      
+	      cplus_demangle_set_style (style);
+           }
 	  break;
 	case 'w':
 	  wide_output = true;
diff --git a/gprof/ChangeLog b/gprof/ChangeLog
index 7b51f9c..43653e5 100644
--- a/gprof/ChangeLog
+++ b/gprof/ChangeLog
@@ -1,3 +1,8 @@
+2000-07-05  Kenneth Block  <krblock@computer.org>
+
+        * gprof/gprof.c: Add optional style to demangle switch
+        * gprof/gprof.texi: Document optional style to demangle switch.
+
 2000-06-05  DJ Delorie  <dj@redhat.com>
 
 	* MAINTAINERS: new
diff --git a/gprof/gprof.c b/gprof/gprof.c
index 5e47a97..2ceafd5 100644
--- a/gprof/gprof.c
+++ b/gprof/gprof.c
@@ -29,6 +29,7 @@
 #include "hist.h"
 #include "source.h"
 #include "sym_ids.h"
+#include "demangle.h"
 
 const char *whoami;
 const char *function_mapping_file;
@@ -104,7 +105,7 @@ static struct option long_options[] =
     /* various options to affect output: */
 
   {"all-lines", no_argument, 0, 'x'},
-  {"demangle", no_argument, 0, OPTION_DEMANGLE},
+  {"demangle", optional_argument, 0, OPTION_DEMANGLE},
   {"no-demangle", no_argument, 0, OPTION_NO_DEMANGLE},
   {"directory-path", required_argument, 0, 'I'},
   {"display-unused-functions", no_argument, 0, 'z'},
@@ -153,7 +154,7 @@ Usage: %s [-[abcDhilLsTvwxyz]] [-[ACeEfFJnNOpPqQZ][name]] [-I dirs]\n\
 	[--no-static] [--print-path] [--separate-files]\n\
 	[--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\
 	[--version] [--width=n] [--ignore-non-functions]\n\
-	[--demangle] [--no-demangle]\n\
+	[--demangle[=STYLE]] [--no-demangle]\n\
 	[image-file] [profile-file...]\n"),
 	   whoami);
   if (status == 0)
@@ -425,6 +426,21 @@ This program is free software.  This program has absolutely no warranty.\n"));
 	  break;
 	case OPTION_DEMANGLE:
 	  demangle = TRUE;
+	  if (optarg != NULL)
+	    {
+	      enum demangling_styles style;
+	      
+	      style = cplus_demangle_name_to_style (optarg);
+	      if (style == unknown_demangling) 
+		{
+		  fprintf (stderr,
+			   _("%s: unknown demangling style `%s'\n"),
+			   whoami, optarg);
+		  xexit (1);
+		}
+	      
+	      cplus_demangle_set_style (style);
+           }
 	  break;
 	case OPTION_NO_DEMANGLE:
 	  demangle = FALSE;
diff --git a/gprof/gprof.texi b/gprof/gprof.texi
index 6e1cfd0..4db07a1 100644
--- a/gprof/gprof.texi
+++ b/gprof/gprof.texi
@@ -478,12 +478,14 @@ are annotated.  If this option is specified, every line in
 a basic-block is annotated by repeating the annotation for the
 first line.  This behavior is similar to @code{tcov}'s @samp{-a}.
 
-@item --demangle
+@item --demangle[=@var{style}]
 @itemx --no-demangle
 These options control whether C++ symbol names should be demangled when
 printing output.  The default is to demangle symbols.  The
-@code{--no-demangle} option may be used to turn off demangling.
-
+@code{--no-demangle} option may be used to turn off demangling. Different 
+compilers have different mangling styles.  The optional demangling style 
+argument can be used to choose an appropriate demangling style for your 
+compiler.
 @end table
 
 @node Analysis Options,Miscellaneous Options,Output Options,Invoking
diff --git a/ld/ChangeLog b/ld/ChangeLog
index 7102bca..508b605 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2000-07-05  Kenneth Block  <krblock@computer.org>
+
+        * ld/lexsup.c: Add optional style to demangle switch
+        * ld/ld.texinfo: Document optional style to demangle switch.
+	
 2000-07-20  Hans-Peter Nilsson  <hp@axis.com>
 
 	* Makefile.am (ALL_EMULATIONS): Add ecrisaout.o, ecriself.o,
diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index 2bc54e4..6ca9432 100644
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -852,17 +852,19 @@ space between @var{symbol}, the equals sign (``@key{=}''), and
 @var{expression}.
 
 @cindex demangling, from command line
-@kindex --demangle
+@kindex --demangle[=@var{style}]
 @kindex --no-demangle
-@item --demangle
+@item --demangle[=@var{style}]
 @itemx --no-demangle
 These options control whether to demangle symbol names in error messages
 and other output.  When the linker is told to demangle, it tries to
 present symbol names in a readable fashion: it strips leading
 underscores if they are used by the object file format, and converts C++
-mangled symbol names into user readable names.  The linker will demangle
-by default unless the environment variable @samp{COLLECT_NO_DEMANGLE} is
-set.  These options may be used to override the default.
+mangled symbol names into user readable names.  Different compilers have 
+different mangling styles.  The optional demangling style argument can be used 
+to choose an appropriate demangling style for your compiler.  The linker will 
+demangle by default unless the environment variable @samp{COLLECT_NO_DEMANGLE}
+is set.  These options may be used to override the default.
 
 @cindex dynamic linker, from command line
 @kindex --dynamic-linker @var{file}
@@ -1072,6 +1074,11 @@ specifies the first set of directories to search.  The
 either by specifying a list of names separated by colons, or by
 appearing multiple times.
 
+This option should be used with caution as it overrides the search path
+that may have been hard compiled into a shared library. In such a case it
+is possible to use unintentionally a different search path than the
+runtime linker would do.
+
 The linker uses the following search paths to locate required shared
 libraries.
 @enumerate
diff --git a/ld/lexsup.c b/ld/lexsup.c
index e2cd2d1..079cc06 100644
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -37,6 +37,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include "ldfile.h"
 #include "ldver.h"
 #include "ldemul.h"
+#include "demangle.h"
 
 #ifndef PATH_SEPARATOR
 #if defined (__MSDOS__) || (defined (_WIN32) && ! defined (__CYGWIN32__))
@@ -272,8 +273,8 @@ static const struct ld_option ld_options[] =
       '\0', NULL, N_("Output cross reference table"), TWO_DASHES },
   { {"defsym", required_argument, NULL, OPTION_DEFSYM},
       '\0', N_("SYMBOL=EXPRESSION"), N_("Define a symbol"), TWO_DASHES },
-  { {"demangle", no_argument, NULL, OPTION_DEMANGLE},
-      '\0', NULL, N_("Demangle symbol names"), TWO_DASHES },
+  { {"demangle", optional_argument, NULL, OPTION_DEMANGLE},
+      '\0', N_("[=STYLE]"), N_("Demangle symbol names [using STYLE]"), TWO_DASHES },
   { {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER},
       '\0', N_("PROGRAM"), N_("Set the dynamic linker to use"), TWO_DASHES },
   { {"embedded-relocs", no_argument, NULL, OPTION_EMBEDDED_RELOCS},
@@ -594,6 +595,17 @@ parse_args (argc, argv)
 	  break;
 	case OPTION_DEMANGLE:
 	  demangling = true;
+	  if (optarg != NULL)
+	    {
+	      enum demangling_styles style;
+	      
+	      style = cplus_demangle_name_to_style (optarg);
+	      if (style == unknown_demangling) 
+		einfo (_("%F%P: unknown demangling style `%s'"),
+		       optarg);
+	      
+	      cplus_demangle_set_style (style);
+           }
 	  break;
 	case OPTION_DYNAMIC_LINKER:
 	  command_line.interpreter = optarg;