/* Shared library support for RS/6000 (xcoff) object files, for GDB.
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/* Shared library support for RS/6000 (xcoff) object files, for GDB.
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Copyright (C) 1991, 1992, 1995, 1996, 1999, 2000, 2001, 2007, 2008
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Copyright (C) 1991, 1992, 1995, 1996, 1999, 2000, 2001, 2007, 2008
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Free Software Foundation, Inc.
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Free Software Foundation, Inc.
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Contributed by IBM Corporation.
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Contributed by IBM Corporation.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "defs.h"
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#include "bfd.h"
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#include "bfd.h"
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#include "xcoffsolib.h"
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#include "xcoffsolib.h"
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#include "inferior.h"
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#include "inferior.h"
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#include "gdbcmd.h"
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#include "gdbcmd.h"
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#include "symfile.h"
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#include "symfile.h"
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#include "frame.h"
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#include "frame.h"
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#include "gdb_regex.h"
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#include "gdb_regex.h"
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/* If ADDR lies in a shared library, return its name.
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/* If ADDR lies in a shared library, return its name.
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Note that returned name points to static data whose content is overwritten
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Note that returned name points to static data whose content is overwritten
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by each call. */
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by each call. */
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char *
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char *
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xcoff_solib_address (CORE_ADDR addr)
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xcoff_solib_address (CORE_ADDR addr)
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{
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{
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static char *buffer = NULL;
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static char *buffer = NULL;
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struct vmap *vp = vmap;
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struct vmap *vp = vmap;
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/* The first vmap entry is for the exec file. */
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/* The first vmap entry is for the exec file. */
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if (vp == NULL)
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if (vp == NULL)
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return NULL;
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return NULL;
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for (vp = vp->nxt; vp; vp = vp->nxt)
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for (vp = vp->nxt; vp; vp = vp->nxt)
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if (vp->tstart <= addr && addr < vp->tend)
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if (vp->tstart <= addr && addr < vp->tend)
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{
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{
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xfree (buffer);
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xfree (buffer);
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buffer = xstrprintf ("%s%s%s%s",
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buffer = xstrprintf ("%s%s%s%s",
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vp->name,
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vp->name,
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*vp->member ? "(" : "",
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*vp->member ? "(" : "",
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vp->member,
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vp->member,
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*vp->member ? ")" : "");
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*vp->member ? ")" : "");
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return buffer;
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return buffer;
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}
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}
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return NULL;
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return NULL;
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}
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}
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static void solib_info (char *, int);
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static void solib_info (char *, int);
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static void sharedlibrary_command (char *pattern, int from_tty);
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static void sharedlibrary_command (char *pattern, int from_tty);
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static void
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static void
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solib_info (char *args, int from_tty)
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solib_info (char *args, int from_tty)
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{
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{
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struct vmap *vp = vmap;
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struct vmap *vp = vmap;
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/* Check for new shared libraries loaded with load (). */
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/* Check for new shared libraries loaded with load (). */
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if (! ptid_equal (inferior_ptid, null_ptid))
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if (! ptid_equal (inferior_ptid, null_ptid))
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xcoff_relocate_symtab (PIDGET (inferior_ptid));
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xcoff_relocate_symtab (PIDGET (inferior_ptid));
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if (vp == NULL || vp->nxt == NULL)
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if (vp == NULL || vp->nxt == NULL)
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{
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{
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printf_unfiltered ("No shared libraries loaded at this time.\n");
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printf_unfiltered ("No shared libraries loaded at this time.\n");
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return;
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return;
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}
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}
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/* Skip over the first vmap, it is the main program, always loaded. */
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/* Skip over the first vmap, it is the main program, always loaded. */
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vp = vp->nxt;
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vp = vp->nxt;
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printf_unfiltered ("\
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printf_unfiltered ("\
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Text Range Data Range Syms Shared Object Library\n");
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Text Range Data Range Syms Shared Object Library\n");
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for (; vp != NULL; vp = vp->nxt)
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for (; vp != NULL; vp = vp->nxt)
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{
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{
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printf_unfiltered ("0x%s-0x%s 0x%s-0x%s %s %s%s%s%s\n",
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printf_unfiltered ("0x%s-0x%s 0x%s-0x%s %s %s%s%s%s\n",
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paddr (vp->tstart),paddr (vp->tend),
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paddr (vp->tstart),paddr (vp->tend),
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paddr (vp->dstart), paddr (vp->dend),
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paddr (vp->dstart), paddr (vp->dend),
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vp->loaded ? "Yes" : "No ",
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vp->loaded ? "Yes" : "No ",
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vp->name,
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vp->name,
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*vp->member ? "(" : "",
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*vp->member ? "(" : "",
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vp->member,
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vp->member,
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*vp->member ? ")" : "");
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*vp->member ? ")" : "");
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}
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}
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}
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}
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static void
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static void
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sharedlibrary_command (char *pattern, int from_tty)
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sharedlibrary_command (char *pattern, int from_tty)
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{
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{
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dont_repeat ();
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dont_repeat ();
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/* Check for new shared libraries loaded with load (). */
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/* Check for new shared libraries loaded with load (). */
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if (! ptid_equal (inferior_ptid, null_ptid))
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if (! ptid_equal (inferior_ptid, null_ptid))
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xcoff_relocate_symtab (PIDGET (inferior_ptid));
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xcoff_relocate_symtab (PIDGET (inferior_ptid));
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if (pattern)
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if (pattern)
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{
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{
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char *re_err = re_comp (pattern);
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char *re_err = re_comp (pattern);
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if (re_err)
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if (re_err)
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error (_("Invalid regexp: %s"), re_err);
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error (_("Invalid regexp: %s"), re_err);
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}
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}
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/* Walk the list of currently loaded shared libraries, and read
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/* Walk the list of currently loaded shared libraries, and read
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symbols for any that match the pattern --- or any whose symbols
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symbols for any that match the pattern --- or any whose symbols
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aren't already loaded, if no pattern was given. */
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aren't already loaded, if no pattern was given. */
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{
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{
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int any_matches = 0;
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int any_matches = 0;
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int loaded_any_symbols = 0;
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int loaded_any_symbols = 0;
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struct vmap *vp = vmap;
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struct vmap *vp = vmap;
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if (!vp)
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if (!vp)
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return;
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return;
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/* skip over the first vmap, it is the main program, always loaded. */
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/* skip over the first vmap, it is the main program, always loaded. */
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for (vp = vp->nxt; vp; vp = vp->nxt)
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for (vp = vp->nxt; vp; vp = vp->nxt)
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if (! pattern
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if (! pattern
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|| re_exec (vp->name)
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|| re_exec (vp->name)
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|| (*vp->member && re_exec (vp->member)))
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|| (*vp->member && re_exec (vp->member)))
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{
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{
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any_matches = 1;
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any_matches = 1;
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if (vp->loaded)
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if (vp->loaded)
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{
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{
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if (from_tty)
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if (from_tty)
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printf_unfiltered ("Symbols already loaded for %s\n",
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printf_unfiltered ("Symbols already loaded for %s\n",
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vp->name);
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vp->name);
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}
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}
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else
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else
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{
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{
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if (vmap_add_symbols (vp))
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if (vmap_add_symbols (vp))
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loaded_any_symbols = 1;
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loaded_any_symbols = 1;
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}
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}
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}
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}
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if (from_tty && pattern && ! any_matches)
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if (from_tty && pattern && ! any_matches)
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printf_unfiltered
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printf_unfiltered
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("No loaded shared libraries match the pattern `%s'.\n", pattern);
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("No loaded shared libraries match the pattern `%s'.\n", pattern);
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if (loaded_any_symbols)
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if (loaded_any_symbols)
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{
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{
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/* Getting new symbols may change our opinion about what is
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/* Getting new symbols may change our opinion about what is
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frameless. */
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frameless. */
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reinit_frame_cache ();
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reinit_frame_cache ();
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}
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}
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}
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}
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}
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}
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void
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void
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_initialize_xcoffsolib (void)
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_initialize_xcoffsolib (void)
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{
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{
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add_com ("sharedlibrary", class_files, sharedlibrary_command,
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add_com ("sharedlibrary", class_files, sharedlibrary_command,
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_("Load shared object library symbols for files matching REGEXP."));
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_("Load shared object library symbols for files matching REGEXP."));
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add_info ("sharedlibrary", solib_info,
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add_info ("sharedlibrary", solib_info,
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_("Status of loaded shared object libraries"));
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_("Status of loaded shared object libraries"));
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add_setshow_boolean_cmd ("auto-solib-add", class_support,
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add_setshow_boolean_cmd ("auto-solib-add", class_support,
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&auto_solib_add, _("\
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&auto_solib_add, _("\
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Set autoloading of shared library symbols."), _("\
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Set autoloading of shared library symbols."), _("\
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Show autoloading of shared library symbols."), _("\
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Show autoloading of shared library symbols."), _("\
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If \"on\", symbols from all shared object libraries will be loaded\n\
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If \"on\", symbols from all shared object libraries will be loaded\n\
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automatically when the inferior begins execution, when the dynamic linker\n\
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automatically when the inferior begins execution, when the dynamic linker\n\
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informs gdb that a new library has been loaded, or when attaching to the\n\
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informs gdb that a new library has been loaded, or when attaching to the\n\
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inferior. Otherwise, symbols must be loaded manually, using `sharedlibrary'."),
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inferior. Otherwise, symbols must be loaded manually, using `sharedlibrary'."),
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NULL,
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NULL,
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NULL, /* FIXME: i18n: */
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NULL, /* FIXME: i18n: */
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&setlist, &showlist);
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&setlist, &showlist);
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}
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}
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