From: Alan Modra Date: Wed, 5 Apr 2000 03:43:56 +0000 (+0000) Subject: Add --redefine-sym to objcopy. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=57938635f57dadd1b711d66cb119e8ad807747b7;p=binutils-gdb.git Add --redefine-sym to objcopy. --- diff --git a/binutils/ChangeLog b/binutils/ChangeLog index e8f2604aaf5..5a17b0fd33f 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,32 @@ +2000-04-05 Alan Modra + + * binutils.texi: Remove optional `=' from long options that have + an `=' in the argument. + * objcopy.1: Here too. Remove extra space on discard-all. + + * binutils.texi (objcopy): Mention --redefine-sym. + * objcopy.1: Here too. + * NEWS: And here. + + * objcopy.c (parse_flags): Split off flag names from error message + gettext as they are not translated. + (copy_main): Similarly split off option name for --add-section, + --set-section-flags, --change-section-vma, --change-section-lma + error messages. + Some white space changes. + + from Matthew Benjamin + * objcopy.c (struct redefine_node): New. + (redefine_sym_list): New. + (redefine_list_append): New. + (lookup_sym_redefinition): New. + (OPTION_REDEFINE_SYM): New. + (copy_options): Add --redefine-sym option. + (copy_usage): Mention it. + (filter_symbols): Rename symbols on redefine_sym_list. + (copy_object): Call filter_symbols if redefine_sym_list != NULL. + (copy_main): Handle OPTION_REDEFINE_SYM. + 2000-04-04 H.J. Lu * readelf.c (process_symbol_table): Correctly read in symbol diff --git a/binutils/NEWS b/binutils/NEWS index 8d24ccd00aa..746c2cc3d4c 100644 --- a/binutils/NEWS +++ b/binutils/NEWS @@ -22,14 +22,16 @@ Changes in binutils 2.10: equivalent to --change-section-address. The other --adjust-* options are now renamed to --change-*, although --adjust-* continues to work. +* objcopy has a --redefine-sym option that lets you rename symbols. + +* objcopy now takes a -j/--only-section option to copy only the specified + sections. + * dlltool now supports the IMPORTS command. * dlltool now takes --export-all-symbols, --no-export-all-symbols, --exclude-symbols, and --no-default-excludes options. -* objcopy now takes a -j/--only-section option to copy only the specified - sections. - Changes in binutils 2.9: * Added windres program, which can be used to manipulate resources in WIN32 diff --git a/binutils/binutils.texi b/binutils/binutils.texi index 99f72fe48d3..1820d661587 100644 --- a/binutils/binutils.texi +++ b/binutils/binutils.texi @@ -878,14 +878,14 @@ objcopy [ -F @var{bfdname} | --target=@var{bfdname} ] [ --gap-fill=@var{val} ] [ --pad-to=@var{address} ] [ --set-start=@var{val} ] [ --adjust-start=@var{incr} ] [ --change-addresses=@var{incr} ] - [ --change-section-address=@var{section}@{=,+,-@}@var{val} ] - [ --change-section-lma=@var{section}@{=,+,-@}@var{val} ] - [ --change-section-vma=@var{section}@{=,+,-@}@var{val} ] + [ --change-section-address @var{section}@{=,+,-@}@var{val} ] + [ --change-section-lma @var{section}@{=,+,-@}@var{val} ] + [ --change-section-vma @var{section}@{=,+,-@}@var{val} ] [ --change-warnings ] [ --no-change-warnings ] - [ --set-section-flags=@var{section}=@var{flags} ] - [ --add-section=@var{sectionname}=@var{filename} ] + [ --set-section-flags @var{section}=@var{flags} ] + [ --add-section @var{sectionname}=@var{filename} ] [ --change-leading-char ] [ --remove-leading-char ] - [ --weaken ] + [ --redefine-sym @var{old}=@var{new} ] [ --weaken ] [ -v | --verbose ] [ -V | --version ] [ --help ] @var{infile} [@var{outfile}] @end smallexample @@ -1137,6 +1137,11 @@ different conventions for symbol names. This is different from when appropriate, regardless of the object file format of the output file. +@item --redefine-sym @var{old}=@var{new} +Change the name of a symbol @var{old}, to @var{new}. This can be useful +when one is trying link two things together for which you have no +source, and there are name collisions. + @item --weaken Change all global symbols in the file to be weak. This can be useful when building an object which will be linked against other objects using diff --git a/binutils/objcopy.1 b/binutils/objcopy.1 index b3fa296d1e9..e8c6482c946 100644 --- a/binutils/objcopy.1 +++ b/binutils/objcopy.1 @@ -38,15 +38,16 @@ objcopy \- copy and translate object files .RB "[\|" \-\-set\-start=\fIval\fR "\|]" .RB "[\|" \-\-change\-start=\fIincr\fR "\|]" .RB "[\|" \-\-change\-addresses=\fIincr\fR "\|]" -.RB "[\|" \-\-change\-section\-address=\fIsection{=,+,-}val\fR "\|]" -.RB "[\|" \-\-change\-section\-lma=\fIsection{=,+,-}val\fR "\|]" -.RB "[\|" \-\-change\-section\-vma=\fIsection{=,+,-}val\fR "\|]" +.RB "[\|" \-\-change\-section\-address\ \fIsection{=,+,-}val\fR "\|]" +.RB "[\|" \-\-change\-section\-lma\ \fIsection{=,+,-}val\fR "\|]" +.RB "[\|" \-\-change\-section\-vma\ \fIsection{=,+,-}val\fR "\|]" .RB "[\|" \-\-change\-warnings\fR "\|]" .RB "[\|" \-\-no\-change\-warnings\fR "\|]" -.RB "[\|" \-\-set\-section\-flags=\fIsection=flags\fR "\|]" -.RB "[\|" \-\-add\-section=\fIsectionname=filename\fR "\|]" +.RB "[\|" \-\-set\-section\-flags\ \fIsection=flags\fR "\|]" +.RB "[\|" \-\-add\-section\ \fIsectionname=filename\fR "\|]" .RB "[\|" \-\-change\-leading\-char\fR "\|]" .RB "[\|" \-\-remove\-leading\-char\fR "\|]" +.RB "[\|" \-\-redefine\-sym\ \fIold=new\fR "\|]" .RB "[\|" \-\-weaken\fR "\|]" .RB "[\|" \-v\ |\ \-\-verbose\fR "\|]" .RB "[\|" \-V\ |\ \-\-version\fR "\|]" @@ -159,7 +160,7 @@ visible externally. This option may be given more than once. .B \-W \fIsymbolname\fR, \fB\-\-weaken\-symbol=\fIsymbolname Make symbol \fIsymbolname\fP weak. This option may be given more than once. .TP -.B \-x\fR, \fB \-\-discard\-all +.B \-x\fR, \fB\-\-discard\-all Do not copy non-global symbols from the source file. .TP .B \-X\fR, \fB\-\-discard\-locals @@ -214,7 +215,7 @@ the sections; if the program expects sections to be loaded at a certain address, and this option is used to change the sections such that they are loaded at a different address, the program may fail. .TP -.B \fB\-\-change\-section\-address=\fIsection{=,+,-}val\fR, \fB\-\-adjust\-section\-vma=\fIsection{=,+,-}val +.B \fB\-\-change\-section\-address\ \fIsection{=,+,-}val\fR, \fB\-\-adjust\-section\-vma\ \fIsection{=,+,-}val Set or changes the VMA and LMA addresses of the named \fIsection\fP. If \fI=\fP is used, the section address is set to \fIval\fP. Otherwise, \fIval\fP is added to or subtracted from the section @@ -222,7 +223,7 @@ address. See the comments under \fB\-\-change\-addresses\fP, above. If \fIsection\fP does not exist in the input file, a warning will be issued, unless \fB\-\-no\-change\-warnings\fP is used. .TP -.B \fB\-\-change\-section\-lma=\fIsection{=,+,-}val +.B \fB\-\-change\-section\-lma\ \fIsection{=,+,-}val Set or change the LMA address of the named \fIsection\fP. If \fI=\fP is used, the section address is set to \fIval\fP. Otherwise, \fIval\fP is added to or subtracted from the section address. See the comments @@ -230,7 +231,7 @@ under \fB\-\-change\-addresses\fP, above. If \fIsection\fP does not exist in the input file, a warning will be issued, unless \fB\-\-no\-change\-warnings\fP is used. .TP -.B \fB\-\-change\-section\-vma=\fIsection{=,+,-}val +.B \fB\-\-change\-section\-vma\ \fIsection{=,+,-}val Set or change the VMA address of the named \fIsection\fP. If \fI=\fP is used, the section address is set to \fIval\fP. Otherwise, \fIval\fP is added to or subtracted from the section address. See the comments @@ -246,14 +247,14 @@ not exist, issue a warning. This is the default. Do not issue a warning if \fB\-\-change\-section\-XXX\fP is used, even if the named section does not exist. .TP -.B \fB\-\-set\-section\-flags=\fIsection=flags +.B \fB\-\-set\-section\-flags\ \fIsection=flags Set the flags for the named section. The \fIflags\fP argument is a comma separated string of flag names. The recognized names are \fIalloc\fP, \fIcontents\fP, \fIload\fP, \fInoload\fP, \fIreadonly\fP, \fIcode\fP, \fIdata\fP, \fIrom\fP, \fIshare\fP, and \fIdebug\fP. Not all flags are meaningful for all object file formats. .TP -.B \fB\-\-add\-section=\fIsectionname=filename +.B \fB\-\-add\-section\ \fIsectionname=filename Add a new section named \fIsectionname\fR while copying the file. The contents of the new section are taken from the file \fIfilename\fR. The size of the section will be the size of the file. This option @@ -281,6 +282,11 @@ with different conventions for symbol names. This is different from \fB\-\-change\-leading\-char\fP because it always changes the symbol name when appropriate, regardless of the object file format of the output .TP +.B \-\-redefine\-sym\ \fIold=new +Change the name of symbol \fIold\fR to \fInew\fR. This can be useful +when one is trying link two things together for which you have no +source, and there are name collisions. +.TP .B \-\-weaken Change all global symbols in the file to be weak. .TP diff --git a/binutils/objcopy.c b/binutils/objcopy.c index bd30eaa382b..e8b710fa3bb 100644 --- a/binutils/objcopy.c +++ b/binutils/objcopy.c @@ -38,6 +38,14 @@ struct symlist struct symlist *next; }; +/* A list to support redefine_sym. */ +struct redefine_node +{ + char *source; + char *target; + struct redefine_node *next; +}; + static void copy_usage PARAMS ((FILE *, int)); static void strip_usage PARAMS ((FILE *, int)); static flagword parse_flags PARAMS ((const char *)); @@ -60,6 +68,8 @@ static void copy_file PARAMS ((const char *, const char *, const char *, const char *)); static int strip_main PARAMS ((int, char **)); static int copy_main PARAMS ((int, char **)); +static const char *lookup_sym_redefinition PARAMS((const char *)); +static void redefine_list_append PARAMS ((const char *, const char *)); #define RETURN_NONFATAL(s) {bfd_nonfatal (s); status = 1; return;} @@ -172,12 +182,13 @@ static boolean change_leading_char = false; static boolean remove_leading_char = false; -/* List of symbols to strip, keep, localize, and weaken. */ +/* List of symbols to strip, keep, localize, weaken, or redefine. */ static struct symlist *strip_specific_list = NULL; static struct symlist *keep_specific_list = NULL; static struct symlist *localize_specific_list = NULL; static struct symlist *weaken_specific_list = NULL; +static struct redefine_node *redefine_sym_list = NULL; /* If this is true, we weaken global symbols (set BSF_WEAK). */ @@ -202,6 +213,7 @@ static boolean weaken = false; #define OPTION_SET_START (OPTION_SET_SECTION_FLAGS + 1) #define OPTION_STRIP_UNNEEDED (OPTION_SET_START + 1) #define OPTION_WEAKEN (OPTION_STRIP_UNNEEDED + 1) +#define OPTION_REDEFINE_SYM (OPTION_WEAKEN + 1) /* Options to handle if running as "strip". */ @@ -276,6 +288,7 @@ static struct option copy_options[] = {"version", no_argument, 0, 'V'}, {"weaken", no_argument, 0, OPTION_WEAKEN}, {"weaken-symbol", required_argument, 0, 'W'}, + {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM}, {0, no_argument, 0, 0} }; @@ -335,6 +348,7 @@ copy_usage (stream, exit_status) --add-section = Add section found in to output\n\ --change-leading-char Force output format's leading character style\n\ --remove-leading-char Remove leading character from global symbols\n\ + --redefine-sym = Redefine symbol name to \n\ -v --verbose List all object files modified\n\ -V --version Display this program's version number\n\ -h --help Display this output\n\ @@ -423,7 +437,8 @@ parse_flags (s) strncpy (copy, s, len); copy[len] = '\0'; non_fatal (_("unrecognized section flag `%s'"), copy); - fatal (_("supported flags: alloc, load, noload, readonly, debug, code, data, rom, share, contents")); + fatal (_("supported flags: %s"), + "alloc, load, noload, readonly, debug, code, data, rom, share, contents"); } s = snext; @@ -469,7 +484,7 @@ find_section_list (name, add) /* Add a symbol to strip_specific_list. */ -static void +static void add_specific_symbol (name, list) const char *name; struct symlist **list; @@ -549,6 +564,15 @@ filter_symbols (abfd, obfd, osyms, isyms, symcount) const char *name = bfd_asymbol_name (sym); int keep; + if (redefine_sym_list) + { + const char *old_name, *new_name; + + old_name = bfd_asymbol_name (sym); + new_name = lookup_sym_redefinition (old_name); + name = bfd_asymbol_name (sym) = new_name; + } + if (change_leading_char && (bfd_get_symbol_leading_char (abfd) != bfd_get_symbol_leading_char (obfd)) @@ -630,6 +654,64 @@ filter_symbols (abfd, obfd, osyms, isyms, symcount) return dst_count; } +static const char * +lookup_sym_redefinition (source) + const char *source; +{ + const char *result; + struct redefine_node *list; + + result = source; + + for (list = redefine_sym_list; list != NULL; list = list->next) + { + if (strcmp (source, list->source) == 0) + { + result = list->target; + break; + } + } + return result; +} + +/* Add a node to a symbol redefine list */ + +static void +redefine_list_append (source, target) + const char *source; + const char *target; +{ + struct redefine_node **p; + struct redefine_node *list; + struct redefine_node *new_node; + + for (p = &redefine_sym_list; (list = *p) != NULL; p = &list->next) + { + if (strcmp (source, list->source) == 0) + { + fatal (_("%s: Multiple redefinition of symbol \"%s\""), + "--redefine-sym", + source); + } + + if (strcmp (target, list->target) == 0) + { + fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"), + "--redefine-sym", + target); + } + } + + new_node = (struct redefine_node *) xmalloc (sizeof (struct redefine_node)); + + new_node->source = strdup (source); + new_node->target = strdup (target); + new_node->next = NULL; + + *p = new_node; +} + + /* Keep only every `copy_byte'th byte in MEMHUNK, which is *SIZE bytes long. Adjust *SIZE. */ @@ -690,13 +772,13 @@ copy_object (ibfd, obfd) non_fatal (_("Warning: Output file cannot represent architecture %s"), bfd_printable_arch_mach (bfd_get_arch (ibfd), bfd_get_mach (ibfd))); - + if (!bfd_set_format (obfd, bfd_get_format (ibfd))) RETURN_NONFATAL (bfd_get_filename (ibfd)); if (isympp) free (isympp); - + if (osympp != isympp) free (osympp); @@ -722,7 +804,7 @@ copy_object (ibfd, obfd) else { flagword flags; - + if (! bfd_set_section_size (obfd, padd->section, padd->size)) RETURN_NONFATAL (bfd_get_filename (obfd)); @@ -734,7 +816,7 @@ copy_object (ibfd, obfd) flags = pset->flags | SEC_HAS_CONTENTS; else flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA; - + if (! bfd_set_section_flags (obfd, padd->section, flags)) RETURN_NONFATAL (bfd_get_filename (obfd)); @@ -743,11 +825,11 @@ copy_object (ibfd, obfd) if (pset->change_vma != CHANGE_IGNORE) if (! bfd_set_section_vma (obfd, padd->section, pset->vma_val)) RETURN_NONFATAL (bfd_get_filename (obfd)); - + if (pset->change_lma != CHANGE_IGNORE) { padd->section->lma = pset->lma_val; - + if (! bfd_set_section_alignment (obfd, padd->section, bfd_section_alignment (obfd, padd->section))) @@ -846,16 +928,16 @@ copy_object (ibfd, obfd) symsize = bfd_get_symtab_upper_bound (ibfd); if (symsize < 0) RETURN_NONFATAL (bfd_get_filename (ibfd)); - + osympp = isympp = (asymbol **) xmalloc (symsize); symcount = bfd_canonicalize_symtab (ibfd, isympp); if (symcount < 0) RETURN_NONFATAL (bfd_get_filename (ibfd)); - + if (convert_debugging) dhandle = read_debugging_info (ibfd, isympp, symcount); - - if (strip_symbols == STRIP_DEBUG + + if (strip_symbols == STRIP_DEBUG || strip_symbols == STRIP_ALL || strip_symbols == STRIP_UNNEEDED || discard_locals != LOCALS_UNDEF @@ -868,11 +950,12 @@ copy_object (ibfd, obfd) || convert_debugging || change_leading_char || remove_leading_char + || redefine_sym_list || weaken) { /* Mark symbols used in output relocations so that they are kept, even if they are local labels or static symbols. - + Note we iterate over the input sections examining their relocations since the relocations for the output sections haven't been set yet. mark_symbols_used_in_relocations will @@ -1135,13 +1218,13 @@ copy_file (input_filename, output_filename, input_target, output_target) else { bfd_nonfatal (input_filename); - + if (bfd_get_error () == bfd_error_file_ambiguously_recognized) { list_matching_formats (matching); free (matching); } - + status = 1; } } @@ -1182,7 +1265,7 @@ setup_section (ibfd, isection, obfdarg) return; osection = bfd_make_section_anyway (obfd, bfd_section_name (ibfd, isection)); - + if (osection == NULL) { err = "making"; @@ -1197,7 +1280,7 @@ setup_section (ibfd, isection, obfdarg) err = "size"; goto loser; } - + vma = bfd_section_vma (ibfd, isection); if (p != NULL && p->change_vma == CHANGE_MODIFY) vma += p->vma_val; @@ -1205,7 +1288,7 @@ setup_section (ibfd, isection, obfdarg) vma = p->vma_val; else vma += change_section_address; - + if (! bfd_set_section_vma (obfd, osection, vma)) { err = "vma"; @@ -1224,7 +1307,7 @@ setup_section (ibfd, isection, obfdarg) } else lma += change_section_address; - + osection->lma = lma; /* FIXME: This is probably not enough. If we change the LMA we @@ -1294,7 +1377,7 @@ copy_section (ibfd, isection, obfdarg) complaints now. */ if (status != 0) return; - + if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0 && (strip_symbols == STRIP_DEBUG || strip_symbols == STRIP_UNNEEDED @@ -1322,7 +1405,7 @@ copy_section (ibfd, isection, obfdarg) relsize = bfd_get_reloc_upper_bound (ibfd, isection); if (relsize < 0) RETURN_NONFATAL (bfd_get_filename (ibfd)); - + if (relsize == 0) bfd_set_reloc (obfd, osection, (arelent **) NULL, 0); else @@ -1331,7 +1414,7 @@ copy_section (ibfd, isection, obfdarg) relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp); if (relcount < 0) RETURN_NONFATAL (bfd_get_filename (ibfd)); - + if (strip_symbols == STRIP_ALL) { /* Remove relocations which are not in @@ -1339,7 +1422,7 @@ copy_section (ibfd, isection, obfdarg) arelent **temp_relpp; long temp_relcount = 0; long i; - + temp_relpp = (arelent **) xmalloc (relsize); for (i = 0; i < relcount; i++) if (is_specified_symbol @@ -1353,7 +1436,7 @@ copy_section (ibfd, isection, obfdarg) bfd_set_reloc (obfd, osection, (relcount == 0 ? (arelent **) NULL : relpp), relcount); } - + isection->_cooked_size = isection->_raw_size; isection->reloc_done = true; @@ -1365,7 +1448,7 @@ copy_section (ibfd, isection, obfdarg) size)) RETURN_NONFATAL (bfd_get_filename (ibfd)); - if (copy_byte >= 0) + if (copy_byte >= 0) filter_bytes (memhunk, &size); if (!bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0, @@ -1720,22 +1803,27 @@ copy_main (argc, argv) if (copy_byte < 0) fatal (_("byte number must be non-negative")); break; + case 'i': interleave = atoi (optarg); if (interleave < 1) fatal (_("interleave must be positive")); break; + case 'I': case 's': /* "source" - 'I' is preferred */ input_target = optarg; break; + case 'O': case 'd': /* "destination" - 'O' is preferred */ output_target = optarg; break; + case 'F': input_target = output_target = optarg; break; + case 'j': p = find_section_list (optarg, true); if (p->remove) @@ -1743,6 +1831,7 @@ copy_main (argc, argv) p->copy = true; sections_copied = true; break; + case 'R': p = find_section_list (optarg, true); if (p->copy) @@ -1750,45 +1839,59 @@ copy_main (argc, argv) p->remove = true; sections_removed = true; break; + case 'S': strip_symbols = STRIP_ALL; break; + case 'g': strip_symbols = STRIP_DEBUG; break; + case OPTION_STRIP_UNNEEDED: strip_symbols = STRIP_UNNEEDED; break; + case 'K': add_specific_symbol (optarg, &keep_specific_list); break; + case 'N': add_specific_symbol (optarg, &strip_specific_list); break; + case 'L': add_specific_symbol (optarg, &localize_specific_list); break; + case 'W': add_specific_symbol (optarg, &weaken_specific_list); break; + case 'p': preserve_dates = true; break; + case 'x': discard_locals = LOCALS_ALL; break; + case 'X': discard_locals = LOCALS_START_L; break; + case 'v': verbose = true; break; + case 'V': show_version = true; break; + case OPTION_WEAKEN: weaken = true; break; + case OPTION_ADD_SECTION: { const char *s; @@ -1799,9 +1902,9 @@ copy_main (argc, argv) FILE *f; s = strchr (optarg, '='); - + if (s == NULL) - fatal (_("bad format for --add-section NAME=FILENAME")); + fatal (_("bad format for %s"), "--add-section"); if (stat (s + 1, & st) < 0) fatal (_("cannot stat: %s: %s"), s + 1, strerror (errno)); @@ -1820,10 +1923,10 @@ copy_main (argc, argv) pa->contents = (bfd_byte *) xmalloc (pa->size); f = fopen (pa->filename, FOPEN_RB); - + if (f == NULL) fatal (_("cannot open: %s: %s"), pa->filename, strerror (errno)); - + if (fread (pa->contents, 1, pa->size, f) == 0 || ferror (f)) fatal (_("%s: fread failed"), pa->filename); @@ -1834,9 +1937,11 @@ copy_main (argc, argv) add_sections = pa; } break; + case OPTION_CHANGE_START: change_start = parse_vma (optarg, "--change-start"); break; + case OPTION_CHANGE_SECTION_ADDRESS: case OPTION_CHANGE_SECTION_LMA: case OPTION_CHANGE_SECTION_VMA: @@ -1847,7 +1952,7 @@ copy_main (argc, argv) char *option = NULL; bfd_vma val; enum change_action what = CHANGE_IGNORE; - + switch (c) { case OPTION_CHANGE_SECTION_ADDRESS: @@ -1860,7 +1965,7 @@ copy_main (argc, argv) option = "--change-section-vma"; break; } - + s = strchr (optarg, '='); if (s == NULL) { @@ -1888,19 +1993,19 @@ copy_main (argc, argv) case '-': val = - val; /* Drop through. */ case '+': what = CHANGE_MODIFY; break; } - + switch (c) { case OPTION_CHANGE_SECTION_ADDRESS: p->change_vma = what; p->vma_val = val; /* Drop through. */ - + case OPTION_CHANGE_SECTION_LMA: p->change_lma = what; p->lma_val = val; break; - + case OPTION_CHANGE_SECTION_VMA: p->change_vma = what; p->vma_val = val; @@ -1908,19 +2013,24 @@ copy_main (argc, argv) } } break; + case OPTION_CHANGE_ADDRESSES: change_section_address = parse_vma (optarg, "--change-addresses"); change_start = change_section_address; break; + case OPTION_CHANGE_WARNINGS: change_warn = true; break; + case OPTION_CHANGE_LEADING_CHAR: change_leading_char = true; break; + case OPTION_DEBUGGING: convert_debugging = true; break; + case OPTION_GAP_FILL: { bfd_vma gap_fill_vma; @@ -1930,25 +2040,61 @@ copy_main (argc, argv) if ((bfd_vma) gap_fill != gap_fill_vma) { char buff[20]; - + sprintf_vma (buff, gap_fill_vma); - + non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"), buff, gap_fill); } gap_fill_set = true; } break; + case OPTION_NO_CHANGE_WARNINGS: change_warn = false; break; + case OPTION_PAD_TO: pad_to = parse_vma (optarg, "--pad-to"); pad_to_set = true; break; + case OPTION_REMOVE_LEADING_CHAR: remove_leading_char = true; break; + + case OPTION_REDEFINE_SYM: + { + /* Push this redefinition onto redefine_symbol_list. */ + + int len; + const char *s; + const char *nextarg; + char *source, *target; + + s = strchr (optarg, '='); + if (s == NULL) + { + fatal (_("bad format for %s"), "--redefine-sym"); + } + + len = s - optarg; + source = (char *) xmalloc (len + 1); + strncpy (source, optarg, len); + source[len] = '\0'; + + nextarg = s + 1; + len = strlen (nextarg); + target = (char *) xmalloc (len + 1); + strcpy (target, nextarg); + + redefine_list_append (source, target); + + free (source); + free (target); + } + break; + case OPTION_SET_SECTION_FLAGS: { const char *s; @@ -1957,7 +2103,7 @@ copy_main (argc, argv) s = strchr (optarg, '='); if (s == NULL) - fatal (_("bad format for --set-section-flags")); + fatal (_("bad format for %s"), "--set-section-flags"); len = s - optarg; name = (char *) xmalloc (len + 1); @@ -1970,14 +2116,18 @@ copy_main (argc, argv) p->flags = parse_flags (s + 1); } break; + case OPTION_SET_START: set_start = parse_vma (optarg, "--set-start"); set_start_set = true; break; + case 0: break; /* we've been given a long option */ + case 'h': copy_usage (stdout, 0); + default: copy_usage (stderr, 1); } @@ -2018,7 +2168,7 @@ copy_main (argc, argv) copy_file (input_filename, tmpname, input_target, output_target); if (status == 0) - { + { if (preserve_dates) set_times (tmpname, &statbuf); smart_rename (tmpname, input_filename, preserve_dates); @@ -2044,22 +2194,24 @@ copy_main (argc, argv) char buff [20]; sprintf_vma (buff, p->vma_val); - + /* xgettext:c-format */ - non_fatal (_("Warning: --change-section-vma %s%c0x%s never used"), + non_fatal (_("%s %s%c0x%s never used"), + "--change-section-vma", p->name, p->change_vma == CHANGE_SET ? '=' : '+', buff); } - + if (p->change_lma != CHANGE_IGNORE) { char buff [20]; sprintf_vma (buff, p->lma_val); - + /* xgettext:c-format */ - non_fatal (_("Warning: --change-section-lma %s%c0x%s never used"), + non_fatal (_("%s %s%c0x%s never used"), + "--change-section-lma", p->name, p->change_lma == CHANGE_SET ? '=' : '+', buff);