diff options
Diffstat (limited to 'gdb/objfiles.h')
| -rw-r--r-- | gdb/objfiles.h | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/gdb/objfiles.h b/gdb/objfiles.h index a124822..2a5df06 100644 --- a/gdb/objfiles.h +++ b/gdb/objfiles.h @@ -159,6 +159,24 @@ struct obj_section { int ovly_mapped; }; +/* An import entry contains information about a symbol that + is used in this objfile but not defined in it, and so needs + to be imported from some other objfile */ +/* Currently we just store the name; no attributes. 1997-08-05 */ +typedef char * ImportEntry; + + +/* An export entry contains information about a symbol that + is defined in this objfile and available for use in other + objfiles */ +typedef struct { + char * name; /* name of exported symbol */ + int address; /* offset subject to relocation */ + /* Currently no other attributes 1997-08-05 */ +} ExportEntry; + + + /* The "objstats" structure provides a place for gdb to record some interesting information about its internal state at runtime, on a per objfile basis, such as information about the number of symbols @@ -219,6 +237,22 @@ struct objfile char *name; + /* TRUE if this objfile was created because the user explicitly caused + it (e.g., used the add-symbol-file command). + */ + int user_loaded; + + /* TRUE if this objfile was explicitly created to represent a solib. + + (If FALSE, the objfile may actually be a solib. This can happen if + the user created the objfile by using the add-symbol-file command. + GDB doesn't in that situation actually check whether the file is a + solib. Rather, the target's implementation of the solib interface + is responsible for setting this flag when noticing solibs used by + an inferior.) + */ + int is_solib; + /* Some flag bits for this objfile. */ unsigned short flags; @@ -358,6 +392,14 @@ struct objfile /* two auxiliary fields, used to hold the fp of separate symbol files */ FILE *auxf1, *auxf2; + /* Imported symbols */ + ImportEntry * import_list; + int import_list_size; + + /* Exported symbols */ + ExportEntry * export_list; + int export_list_size; + /* Place to stash various statistics about this objfile */ OBJSTATS; }; @@ -428,7 +470,7 @@ extern struct objfile *object_files; /* Declarations for functions defined in objfiles.c */ extern struct objfile * -allocate_objfile PARAMS ((bfd *, int)); +allocate_objfile PARAMS ((bfd *, int, int, int)); extern int build_objfile_section_table PARAMS ((struct objfile *)); @@ -453,6 +495,13 @@ have_partial_symbols PARAMS ((void)); extern int have_full_symbols PARAMS ((void)); +/* This operation deletes all objfile entries that represent solibs that + weren't explicitly loaded by the user, via e.g., the add-symbol-file + command. + */ +extern void +objfile_purge_solibs PARAMS ((void)); + /* Functions for dealing with the minimal symbol table, really a misc address<->symbol mapping for things we don't have debug symbols for. */ |