1 /* Shared library support for RS/6000 (xcoff) object files, for GDB.
2 Copyright (C) 1991, 1992, 1995, 1996, 1999, 2000, 2001, 2007
3 Free Software Foundation, Inc.
4 Contributed by IBM Corporation.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 Boston, MA 02110-1301, USA. */
25 #include "xcoffsolib.h"
30 #include "gdb_regex.h"
33 /* If ADDR lies in a shared library, return its name.
34 Note that returned name points to static data whose content is overwritten
38 xcoff_solib_address (CORE_ADDR addr
)
40 static char *buffer
= NULL
;
41 struct vmap
*vp
= vmap
;
43 /* The first vmap entry is for the exec file. */
47 for (vp
= vp
->nxt
; vp
; vp
= vp
->nxt
)
48 if (vp
->tstart
<= addr
&& addr
< vp
->tend
)
51 buffer
= xstrprintf ("%s%s%s%s",
53 *vp
->member
? "(" : "",
55 *vp
->member
? ")" : "");
61 static void solib_info (char *, int);
62 static void sharedlibrary_command (char *pattern
, int from_tty
);
65 solib_info (char *args
, int from_tty
)
67 struct vmap
*vp
= vmap
;
69 /* Check for new shared libraries loaded with load (). */
70 if (! ptid_equal (inferior_ptid
, null_ptid
))
71 xcoff_relocate_symtab (PIDGET (inferior_ptid
));
73 if (vp
== NULL
|| vp
->nxt
== NULL
)
75 printf_unfiltered ("No shared libraries loaded at this time.\n");
79 /* Skip over the first vmap, it is the main program, always loaded. */
83 Text Range Data Range Syms Shared Object Library\n");
85 for (; vp
!= NULL
; vp
= vp
->nxt
)
87 printf_unfiltered ("0x%s-0x%s 0x%s-0x%s %s %s%s%s%s\n",
88 paddr (vp
->tstart
),paddr (vp
->tend
),
89 paddr (vp
->dstart
), paddr (vp
->dend
),
90 vp
->loaded
? "Yes" : "No ",
92 *vp
->member
? "(" : "",
94 *vp
->member
? ")" : "");
99 sharedlibrary_command (char *pattern
, int from_tty
)
103 /* Check for new shared libraries loaded with load (). */
104 if (! ptid_equal (inferior_ptid
, null_ptid
))
105 xcoff_relocate_symtab (PIDGET (inferior_ptid
));
109 char *re_err
= re_comp (pattern
);
112 error (_("Invalid regexp: %s"), re_err
);
115 /* Walk the list of currently loaded shared libraries, and read
116 symbols for any that match the pattern --- or any whose symbols
117 aren't already loaded, if no pattern was given. */
120 int loaded_any_symbols
= 0;
121 struct vmap
*vp
= vmap
;
126 /* skip over the first vmap, it is the main program, always loaded. */
127 for (vp
= vp
->nxt
; vp
; vp
= vp
->nxt
)
129 || re_exec (vp
->name
)
130 || (*vp
->member
&& re_exec (vp
->member
)))
137 printf_unfiltered ("Symbols already loaded for %s\n",
142 if (vmap_add_symbols (vp
))
143 loaded_any_symbols
= 1;
147 if (from_tty
&& pattern
&& ! any_matches
)
149 ("No loaded shared libraries match the pattern `%s'.\n", pattern
);
151 if (loaded_any_symbols
)
153 /* Getting new symbols may change our opinion about what is
155 reinit_frame_cache ();
161 _initialize_xcoffsolib (void)
163 add_com ("sharedlibrary", class_files
, sharedlibrary_command
,
164 _("Load shared object library symbols for files matching REGEXP."));
165 add_info ("sharedlibrary", solib_info
,
166 _("Status of loaded shared object libraries"));
168 add_setshow_boolean_cmd ("auto-solib-add", class_support
,
169 &auto_solib_add
, _("\
170 Set autoloading of shared library symbols."), _("\
171 Show autoloading of shared library symbols."), _("\
172 If \"on\", symbols from all shared object libraries will be loaded\n\
173 automatically when the inferior begins execution, when the dynamic linker\n\
174 informs gdb that a new library has been loaded, or when attaching to the\n\
175 inferior. Otherwise, symbols must be loaded manually, using `sharedlibrary'."),
177 NULL
, /* FIXME: i18n: */
178 &setlist
, &showlist
);
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