diff options
Diffstat (limited to 'gdb/objfiles.c')
| -rw-r--r-- | gdb/objfiles.c | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/gdb/objfiles.c b/gdb/objfiles.c index 8a64b64..971a7d4 100644 --- a/gdb/objfiles.c +++ b/gdb/objfiles.c @@ -123,12 +123,21 @@ build_objfile_section_table (objfile) /* Given a pointer to an initialized bfd (ABFD) and a flag that indicates whether or not an objfile is to be mapped (MAPPED), allocate a new objfile struct, fill it in as best we can, link it into the list of all known - objfiles, and return a pointer to the new objfile struct. */ + objfiles, and return a pointer to the new objfile struct. + + USER_LOADED is simply recorded in the objfile. This record offers a way for + run_command to remove old objfile entries which are no longer valid (i.e., + are associated with an old inferior), but to preserve ones that the user + explicitly loaded via the add-symbol-file command. + + IS_SOLIB is also simply recorded in the objfile. */ struct objfile * -allocate_objfile (abfd, mapped) +allocate_objfile (abfd, mapped, user_loaded, is_solib) bfd *abfd; int mapped; + int user_loaded; + int is_solib; { struct objfile *objfile = NULL; struct objfile *last_one = NULL; @@ -287,6 +296,15 @@ allocate_objfile (abfd, mapped) last_one = last_one -> next); last_one -> next = objfile; } + + /* Record whether this objfile was created because the user explicitly + caused it (e.g., used the add-symbol-file command). + */ + objfile -> user_loaded = user_loaded; + + /* Record whether this objfile definitely represents a solib. */ + objfile -> is_solib = is_solib; + return (objfile); } @@ -541,7 +559,8 @@ objfile_relocate (objfile, new_offsets) But I'm leaving out that test, on the theory that they can't possibly pass the tests below. */ if ((SYMBOL_CLASS (sym) == LOC_LABEL - || SYMBOL_CLASS (sym) == LOC_STATIC) + || SYMBOL_CLASS (sym) == LOC_STATIC + || SYMBOL_CLASS (sym) == LOC_INDIRECT) && SYMBOL_SECTION (sym) >= 0) { SYMBOL_VALUE_ADDRESS (sym) += @@ -699,6 +718,28 @@ have_full_symbols () return 0; } + +/* This operations deletes all objfile entries that represent solibs that + weren't explicitly loaded by the user, via e.g., the add-symbol-file + command. + */ +void +objfile_purge_solibs () +{ + struct objfile * objf; + struct objfile * temp; + + ALL_OBJFILES_SAFE (objf, temp) + { + /* We assume that the solib package has been purged already, or will + be soon. + */ + if (! objf->user_loaded && objf->is_solib) + free_objfile (objf); + } +} + + /* Many places in gdb want to test just to see if we have any minimal symbols available. This function returns zero if none are currently available, nonzero otherwise. */ @@ -903,8 +944,13 @@ find_pc_sect_section (pc, section) ALL_OBJFILES (objfile) for (s = objfile->sections; s < objfile->sections_end; ++s) +#if defined(HPUXHPPA) + if ((section == 0 || section == s->the_bfd_section) && + s->addr <= pc && pc <= s->endaddr) +#else if ((section == 0 || section == s->the_bfd_section) && s->addr <= pc && pc < s->endaddr) +#endif return(s); return(NULL); |