/* Handle COFF SVR3 shared libraries for GDB, the GNU Debugger.
- Copyright 1993 Free Software Foundation, Inc.
-
-This file is part of GDB.
+ Copyright (C) 1993, 1994, 1998, 1999, 2000 Free Software Foundation, Inc.
-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 file is part of GDB.
-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.
+ 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.
-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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
#include "defs.h"
+#include "frame.h"
#include "bfd.h"
#include "gdbcore.h"
#include "symtab.h"
+#include "symfile.h"
+#include "objfiles.h"
/*
-GLOBAL FUNCTION
+ GLOBAL FUNCTION
- coff_solib_add -- add a shared library files to the symtab list. We
- examine the `.lib' section of the exec file and determine the names of
- the shared libraries.
+ coff_solib_add -- add a shared library files to the symtab list. We
+ examine the `.lib' section of the exec file and determine the names of
+ the shared libraries.
- This function is responsible for discovering those names and
- addresses, and saving sufficient information about them to allow
- their symbols to be read at a later time.
+ This function is responsible for discovering those names and
+ addresses, and saving sufficient information about them to allow
+ their symbols to be read at a later time.
-SYNOPSIS
+ SYNOPSIS
- void coff_solib_add (char *arg_string, int from_tty,
- struct target_ops *target)
+ void coff_solib_add (char *arg_string, int from_tty,
+ struct target_ops *target, int readsyms)
-DESCRIPTION
+ DESCRIPTION
-*/
+ */
void
-coff_solib_add (arg_string, from_tty, target)
- char *arg_string;
- int from_tty;
- struct target_ops *target;
-{
+coff_solib_add (char *arg_string, int from_tty, struct target_ops *target, int readsyms)
+{
asection *libsect;
+ if (!readsyms)
+ return;
+
libsect = bfd_get_section_by_name (exec_bfd, ".lib");
if (libsect)
unsigned char *lib;
struct libent
{
- long len;
- long unk;
- char filename[1];
+ bfd_byte len[4];
+ bfd_byte nameoffset[4];
};
libsize = bfd_section_size (exec_bfd, libsect);
- lib = alloca (libsize);
+ lib = (unsigned char *) alloca (libsize);
bfd_get_section_contents (exec_bfd, libsect, lib, 0, libsize);
{
struct libent *ent;
struct objfile *objfile;
+ int len, nameoffset;
+ char *filename;
+
+ ent = (struct libent *) lib;
- ent = (struct libent *)lib;
+ len = bfd_get_32 (exec_bfd, ent->len);
- if (ent->len <= 0)
+ nameoffset = bfd_get_32 (exec_bfd, ent->nameoffset);
+
+ if (len <= 0)
break;
- objfile = symbol_file_add (ent->filename, from_tty,
- 0, /* addr */
- 0, /* not mainline */
- 0, /* not mapped */
- 0); /* Not readnow */
- libsize -= ent->len * 4;
- lib += ent->len * 4;
+ filename = (char *) ent + nameoffset * 4;
+
+ objfile = symbol_file_add (filename, from_tty,
+ NULL, /* no offsets */
+ 0, /* not mainline */
+ OBJF_SHARED); /* flags */
+
+ libsize -= len * 4;
+ lib += len * 4;
}
+
+ /* Getting new symbols may change our opinion about what is
+ frameless. */
+ reinit_frame_cache ();
}
}
/*
-
-GLOBAL FUNCTION
-
- coff_solib_create_inferior_hook -- shared library startup support
-
-SYNOPSIS
-
- void coff_solib_create_inferior_hook()
-
-DESCRIPTION
-
- When gdb starts up the inferior, the kernel maps in the shared
- libraries. We get here with the target stopped at it's first
- instruction, and the libraries already mapped. At this point, this
- function gets called via expansion of the macro
- SOLIB_CREATE_INFERIOR_HOOK.
- */
-
-void
-coff_solib_create_inferior_hook()
+
+ GLOBAL FUNCTION
+
+ coff_solib_create_inferior_hook -- shared library startup support
+
+ SYNOPSIS
+
+ void coff_solib_create_inferior_hook ()
+
+ DESCRIPTION
+
+ When gdb starts up the inferior, the kernel maps in the shared
+ libraries. We get here with the target stopped at it's first
+ instruction, and the libraries already mapped. At this point, this
+ function gets called via expansion of the macro
+ SOLIB_CREATE_INFERIOR_HOOK.
+ */
+
+void
+coff_solib_create_inferior_hook (void)
{
- coff_solib_add ((char *) 0, 0, (struct target_ops *) 0);
+ coff_solib_add ((char *) 0, 0, (struct target_ops *) 0, auto_solib_add);
}
projects / binutils.git / blobdiff