Reorganize solib.c.

1 files changed, 91 insertions, 0 deletions

diff --git a/gdb/solist.h b/gdb/solist.h
new file mode 100644
index 0000000..784ea1b
--- /dev/null
+++ b/gdb/solist.h
@@ -0,0 +1,91 @@
+/* Shared library declarations for GDB, the GNU Debugger.
+   Copyright 1990, 91, 92, 93, 94, 95, 96, 98, 1999, 2000
+   Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define SO_NAME_MAX_PATH_SIZE 512	/* FIXME: Should be dynamic */
+
+/* Forward declaration for target specific link map information.  This
+   struct is opaque to all but the target specific file.  */
+struct lm_info;
+
+struct so_list
+  {
+    /* The following fields of the structure come directly from the
+       dynamic linker's tables in the inferior, and are initialized by
+       current_sos.  */
+
+    struct so_list *next;	/* next structure in linked list */
+
+    /* A pointer to target specific link map information.  Often this
+       will be a copy of struct link_map from the user process, but
+       it need not be; it can be any collection of data needed to
+       traverse the dynamic linker's data structures. */
+    struct lm_info *lm_info;
+
+    /* Shared object file name, exactly as it appears in the
+       inferior's link map.  This may be a relative path, or something
+       which needs to be looked up in LD_LIBRARY_PATH, etc.  We use it
+       to tell which entries in the inferior's dynamic linker's link
+       map we've already loaded.  */
+    char so_original_name[SO_NAME_MAX_PATH_SIZE];
+
+    /* shared object file name, expanded to something GDB can open */
+    char so_name[SO_NAME_MAX_PATH_SIZE];
+
+    /* The following fields of the structure are built from
+       information gathered from the shared object file itself, and
+       are initialized when we actually add it to our symbol tables.  */
+
+    bfd *abfd;
+    CORE_ADDR lmend;		/* upper addr bound of mapped object */
+    char symbols_loaded;	/* flag: symbols read in yet? */
+    char from_tty;		/* flag: print msgs? */
+    struct objfile *objfile;	/* objfile for loaded lib */
+    struct section_table *sections;
+    struct section_table *sections_end;
+    struct section_table *textsection;
+  };
+
+struct target_so_ops
+  {
+    CORE_ADDR (*lm_addr) (struct so_list *so);
+    void (*free_so) (struct so_list *so);
+    void (*clear_solib) (void);
+    void (*solib_create_inferior_hook) (void);
+    void (*special_symbol_handling) (void);
+    struct so_list *(*current_sos) (void);
+    int (*open_symbol_file_object) (void *from_ttyp);
+  };
+
+void free_so (struct so_list *so);
+
+/* FIXME: gdbarch needs to control this variable */
+extern struct target_so_ops *current_target_so_ops;
+
+#define TARGET_SO_LM_ADDR (current_target_so_ops->lm_addr)
+#define TARGET_SO_FREE_SO (current_target_so_ops->free_so)
+#define TARGET_SO_CLEAR_SOLIB (current_target_so_ops->clear_solib)
+#define TARGET_SO_SOLIB_CREATE_INFERIOR_HOOK \
+  (current_target_so_ops->solib_create_inferior_hook)
+#define TARGET_SO_SPECIAL_SYMBOL_HANDLING \
+  (current_target_so_ops->special_symbol_handling)
+#define TARGET_SO_CURRENT_SOS (current_target_so_ops->current_sos)
+#define TARGET_SO_OPEN_SYMBOL_FILE_OBJECT \
+  (current_target_so_ops->open_symbol_file_object)