diff options
Diffstat (limited to 'binutils')
-rw-r--r-- | binutils/ChangeLog | 9 | ||||
-rw-r--r-- | binutils/NEWS | 5 | ||||
-rw-r--r-- | binutils/binutils.texi | 12 | ||||
-rw-r--r-- | binutils/objcopy.c | 36 |
4 files changed, 58 insertions, 4 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 124a50d..fc8d557 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,12 @@ +2001-03-12 Stefan Geuken <mail@stefan-geuken.de> + + * NEWS: Document addition of -B switch to objcopy. + * binutils.texi: Document addition of -B switch to objcopy. + * objcopy.c: (copy_options): Add --binary-architecture. + (copy_usage): Document -B/--binary-architecture. + (copy_main): Support -B/--binary-architecture. Set + bfd_external_binary_architecture. + 2001-03-11 Andreas Jaeger <aj@suse.de> * readelf.c (guess_is_rela): Handle EM_S390_OLD. diff --git a/binutils/NEWS b/binutils/NEWS index 12369e9..e14fe5c 100644 --- a/binutils/NEWS +++ b/binutils/NEWS @@ -1,5 +1,10 @@ -*- text -*- +* New command line switch to objcopy -B (or --binary-architecture) which sets + the archiceture of the output file to the given argument. This option only + makes sense, if the input target is binary. Otherwise it is ignored. + By Stefan Geuken. + * Support for PDP-11 by Lars Brinkhoff. * Add support for ARM v5t and v5te architectures and Intel's XScale ARM diff --git a/binutils/binutils.texi b/binutils/binutils.texi index 648cd2b..67260cc 100644 --- a/binutils/binutils.texi +++ b/binutils/binutils.texi @@ -874,6 +874,7 @@ Show a summary of the options to @code{nm} and exit. objcopy [ -F @var{bfdname} | --target=@var{bfdname} ] [ -I @var{bfdname} | --input-target=@var{bfdname} ] [ -O @var{bfdname} | --output-target=@var{bfdname} ] + [ -B @var{bfdarch} | --binary-architecture=@var{bfdarch} ] [ -S | --strip-all ] [ -g | --strip-debug ] [ -K @var{symbolname} | --keep-symbol=@var{symbolname} ] [ -N @var{symbolname} | --strip-symbol=@var{symbolname} ] @@ -960,6 +961,17 @@ Use @var{bfdname} as the object format for both the input and the output file; i.e., simply transfer data from source to destination with no translation. @xref{Target Selection}, for more information. +@item -B @var{bfdarch} +@itemx --binary-architecture=@var{bfdarch} +Useful when transforming a raw binary input file into an object file. +In this case the output architecture can be set to @var{bfdarch}. This +option will be ignored if the input file has a known @var{bfdarch}. You +can access this binary data inside a program by referencing the special +symbols that are created by the conversion process. These symbols are +called _binary_@var{objfile}_start, _binary_@var{objfile}_end and +_binary_@var{objfile}_size. e.g. you can transform a picture file into +an object file and then access it in your code using these symbols. + @item -j @var{sectionname} @itemx --only-section=@var{sectionname} Copy only the named section from the input file to the output file. diff --git a/binutils/objcopy.c b/binutils/objcopy.c index cae66fc..abcf6a3 100644 --- a/binutils/objcopy.c +++ b/binutils/objcopy.c @@ -252,6 +252,7 @@ static struct option copy_options[] = {"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES}, {"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, {"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, + {"binary-architecture", required_argument, 0, 'B'}, {"byte", required_argument, 0, 'b'}, {"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES}, {"change-leading-char", no_argument, 0, OPTION_CHANGE_LEADING_CHAR}, @@ -314,6 +315,9 @@ extern unsigned int Chunk; on by the --srec-forceS3 command line switch. */ extern boolean S3Forced; +/* Defined in bfd/binary.c. Used to set architecture of input binary files. */ +extern enum bfd_architecture bfd_external_binary_architecture; + static void copy_usage (stream, exit_status) FILE *stream; @@ -324,6 +328,7 @@ copy_usage (stream, exit_status) fprintf (stream, _("\ -I --input-target <bfdname> Assume input file is in format <bfdname>\n\ -O --output-target <bfdname> Create an output file in format <bfdname>\n\ + -B --binary-architecture <arch> Set arch of output file, when input is binary\n\ -F --target <bfdname> Set both input and output format to <bfdname>\n\ --debugging Convert debugging information, if possible\n\ -p --preserve-dates Copy modified/access timestamps to the output\n\ @@ -1813,6 +1818,7 @@ copy_main (argc, argv) int argc; char *argv[]; { + char * binary_architecture = NULL; char *input_filename = NULL, *output_filename = NULL; char *input_target = NULL, *output_target = NULL; boolean show_version = false; @@ -1821,7 +1827,7 @@ copy_main (argc, argv) struct section_list *p; struct stat statbuf; - while ((c = getopt_long (argc, argv, "b:i:I:j:K:N:s:O:d:F:L:R:SpgxXVvW:", + while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:R:SpgxXVvW:", copy_options, (int *) 0)) != EOF) { switch (c) @@ -1832,6 +1838,10 @@ copy_main (argc, argv) fatal (_("byte number must be non-negative")); break; + case 'B': + binary_architecture = optarg; + break; + case 'i': interleave = atoi (optarg); if (interleave < 1) @@ -2189,12 +2199,30 @@ copy_main (argc, argv) if (output_target == (char *) NULL) output_target = input_target; - if (preserve_dates) + if (binary_architecture != (char *) NULL) { - if (stat (input_filename, &statbuf) < 0) - fatal (_("Cannot stat: %s: %s"), input_filename, strerror (errno)); + if (input_target && strcmp (input_target, "binary") == 0) + { + const bfd_arch_info_type * temp_arch_info; + + temp_arch_info = bfd_scan_arch (binary_architecture); + + if (temp_arch_info != NULL) + bfd_external_binary_architecture = temp_arch_info->arch; + else + fatal (_("architecture %s unknown"), binary_architecture); + } + else + { + non_fatal (_("Warning: input target 'binary' required for binary architecture parameter.")); + non_fatal (_(" Argument %s ignored"), binary_architecture); + } } + if (preserve_dates) + if (stat (input_filename, & statbuf) < 0) + fatal (_("Cannot stat: %s: %s"), input_filename, strerror (errno)); + /* If there is no destination file then create a temp and rename the result into the input. */ |