Add optional style argument to --demangle switch.

5 files changed, 73 insertions, 20 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;