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* som.c (som_write_object_contents): Do not abort. Flesh out.

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(som_set_section_contents): Do not abort.  Flesh out.
This commit is contained in:
Jeff Law 1993-11-13 08:57:07 +00:00
parent 713de7ec97
commit 980bac6418
2 changed files with 69 additions and 10 deletions
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3
bfd/ChangeLog
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@ -1,5 +1,8 @@
Fri Nov 12 15:29:36 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
* som.c (som_write_object_contents): Do not abort. Flesh out.
(som_set_section_contents): Do not abort. Flesh out.
* som.c (som_write_headers): New function.
(som_prep_headers): New function.
(som_build_and_write_symbol_table): New function.

76
bfd/som.c
View File

@ -1619,6 +1619,8 @@ som_write_headers (abfd)
return true;
}
/* Compute and return the checksum for a SOM file header. */
static unsigned long
som_compute_checksum (abfd)
bfd *abfd;
@ -1741,7 +1743,7 @@ som_build_and_write_symbol_table (abfd)
/* Now handle the symbol's scope. Exported data which is not
in the common section has scope SS_UNIVERSAL. Note scope
of common symbols was handled earlier */
of common symbols was handled earlier! */
if (bfd_syms[i]->flags & BSF_EXPORT
&& bfd_syms[i]->section != &bfd_com_section)
som_symtab[i].symbol_scope = SS_UNIVERSAL;
@ -1787,15 +1789,38 @@ som_build_and_write_symbol_table (abfd)
return true;
}
boolean
/* Write an object in SOM format. */
static boolean
som_write_object_contents (abfd)
bfd *abfd;
{
fprintf (stderr, "som_write_object_contents unimplemented\n");
fflush (stderr);
abort ();
return (false);
if (abfd->output_has_begun == false)
{
/* Set up fixed parts of the file, space, and subspace headers.
Notify the world that output has begun. */
som_prep_headers (abfd);
abfd->output_has_begun = true;
#if 0
/* Not in Cygnus sources yet. */
/* Start writing the object file. This include all the string
tables, fixup streams, and other portions of the object file. */
som_begin_writing (abfd);
#endif
}
/* Now that the symbol table information is complete, build and
write the symbol table. */
if (som_build_and_write_symbol_table (abfd) == false)
return false;
/* Compute the checksum for the file header just before writing
the header to disk. */
obj_som_file_hdr (abfd)->checksum = som_compute_checksum (abfd);
return (som_write_headers (abfd));
}
/* Read and save the string table associated with the given BFD. */
static boolean
@ -2195,10 +2220,41 @@ som_set_section_contents (abfd, section, location, offset, count)
file_ptr offset;
bfd_size_type count;
{
fprintf (stderr, "som_set_section_contents unimplimented\n");
fflush (stderr);
abort ();
return false;
if (abfd->output_has_begun == false)
{
/* Set up fixed parts of the file, space, and subspace headers.
Notify the world that output has begun. */
som_prep_headers (abfd);
abfd->output_has_begun = true;
#if 0
/* Not in Cygnus sources yet. */
/* Start writing the object file. This include all the string
tables, fixup streams, and other portions of the object file. */
som_begin_writing (abfd);
#endif
}
/* Only write subspaces which have "real" contents (eg. the contents
are not generated at run time by the OS). */
if (som_section_data (section)->is_subspace != 1
|| ((section->flags & (SEC_LOAD | SEC_DEBUGGING)) == 0))
return true;
/* Seek to the proper offset within the object file and write the
data. */
offset += som_section_data (section)->subspace_dict.file_loc_init_value;
if (bfd_seek (abfd, offset, SEEK_SET) == -1)
{
bfd_error = system_call_error;
return false;
}
if (bfd_write ((PTR) location, 1, count, abfd) != count)
{
bfd_error = system_call_error;
return false;
}
return true;
}
static boolean