tm-i386lynx.h: Add support for SVR3 COFF shared libraries.
ch-lang.h
ch-typeprint.c
ch-valprint.c
+coff-solib.c
+coff-solib.h
coffread.c
command.c
command.h
+Sat Oct 2 16:05:22 1993 Stu Grossman (grossman at cygnus.com)
+
+ * Makefile.in, coff-solib.c, coff-solib.h, i386lynx.mt,
+ tm-i386lynx.h: Add support for SVR3 COFF shared libraries.
+
Sat Oct 2 15:50:41 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
* m88k-nat.c (store_inferior_registers): When writing all registers,
# Subdirectories of gdb, which should be included in their entirety in
# gdb-xxx.tar.Z:
-TARDIRS = doc sparclite
+TARDIRS = doc gdbserver sparclite
# {X,T,NAT}DEPFILES are something of a pain in that it's hard to
# default their values the way we do for SER_HARDWIRE; in the future
ALLDEPFILES = 29k-share/udi/udip2soc.c 29k-share/udi/udr.c \
a29k-pinsn.c a29k-tdep.c a68v-nat.c altos-xdep.c arm-convert.s \
- arm-pinsn.c arm-tdep.c arm-xdep.c convex-pinsn.c convex-tdep.c \
+ arm-pinsn.c arm-tdep.c arm-xdep.c coff-solib.c convex-pinsn.c
+ convex-tdep.c \
convex-xdep.c core-svr4.c coredep.c corelow.c dcache.c delta68-nat.c \
dpx2-nat.c exec.c fork-child.c \
go32-xdep.c gould-pinsn.c gould-xdep.c h8300-tdep.c h8500-tdep.c \
hp300ux-nat.c hppa-pinsn.c hppa-tdep.c hppab-nat.c hppah-nat.c \
i386-pinsn.c i386-tdep.c i386b-nat.c i386mach-nat.c i386v-nat.c \
- i386aix-nat.c i386v4-nat.c i386lynx-nat.c i387-tdep.c i960-pinsn.c \
- i960-tdep.c \
+ i386aix-nat.c i386v4-nat.c i386lynx-nat.c i386lynx-tdep.c i387-tdep.c \
+ i960-pinsn.c i960-tdep.c \
infptrace.c inftarg.c irix4-nat.c isi-xdep.c m68k-pinsn.c m68k-tdep.c \
m88k-nat.c m88k-pinsn.c m88k-tdep.c mips-nat.c mips-pinsn.c \
mips-tdep.c news-xdep.c nindy-share/Onindy.c nindy-share/nindy.c \
ch-valprint.o: ch-valprint.c $(defs_h) $(expression_h) $(gdbtypes_h) \
language.h $(symtab_h) valprint.h $(value_h)
+coff-solib.o: coff-solib.c $(defs_h)
+
coffread.o: coffread.c $(bfd_h) $(breakpoint_h) buildsym.h \
complaints.h $(defs_h) $(expression_h) $(gdbtypes_h) objfiles.h \
symfile.h $(symtab_h)
i386-pinsn.o: i386-pinsn.c $(bfd_h) $(dis-asm_h) $(defs_h)
i386-tdep.o: i386-tdep.c $(defs_h) $(gdbcore_h) $(inferior_h) target.h
i386b-nat.o: i386b-nat.c $(defs_h)
+i386lynx-nat.o: i386lynx-nat.c $(defs_h) $(frame_h) $(inferior_h) target.h
+i386lynx-tdep.o: i386lynx-tdep.c $(defs_h) $(inferior_h) target.h
i386mach-nat.o: i386mach-nat.c $(defs_h) $(gdbcore_h) $(inferior_h)
i386v-nat.o: i386v-nat.c $(ieee-float_h) $(defs_h) $(gdbcore_h) \
--- /dev/null
+/* Handle COFF SVR3 shared libraries for GDB, the GNU Debugger.
+ Copyright 1993 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+
+#include "defs.h"
+
+#include "bfd.h"
+#include "gdbcore.h"
+#include "symtab.h"
+
+/*
+
+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.
+
+ 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
+
+ void coff_solib_add (char *arg_string, int from_tty,
+ struct target_ops *target)
+
+DESCRIPTION
+
+*/
+
+void
+coff_solib_add (arg_string, from_tty, target)
+ char *arg_string;
+ int from_tty;
+ struct target_ops *target;
+{
+ asection *libsect;
+
+ libsect = bfd_get_section_by_name (exec_bfd, ".lib");
+
+ if (libsect)
+ {
+ int libsize;
+ unsigned char *lib;
+ struct libent
+ {
+ long len;
+ long unk;
+ char filename[1];
+ };
+
+ libsize = bfd_section_size (exec_bfd, libsect);
+
+ lib = alloca (libsize);
+
+ bfd_get_section_contents (exec_bfd, libsect, lib, 0, libsize);
+
+ while (libsize > 0)
+ {
+ struct libent *ent;
+ struct objfile *objfile;
+
+ ent = (struct libent *)lib;
+
+ if (ent->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;
+ }
+ }
+}
+
+/*
+
+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()
+{
+ coff_solib_add ((char *) 0, 0, (struct target_ops *) 0);
+}
--- /dev/null
+/* COFF (SVR3) Shared library declarations for GDB, the GNU Debugger.
+ Copyright (C) 1992 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifdef __STDC__ /* Forward decl's for prototypes */
+struct target_ops;
+#endif
+
+/* Called when we free all symtabs, to free the shared library information
+ as well. */
+
+#if 0
+#define CLEAR_SOLIB coff_clear_solib
+
+extern void
+coff_clear_solib PARAMS ((void));
+#endif
+
+/* Called to add symbols from a shared library to gdb's symbol table. */
+
+#define SOLIB_ADD(filename, from_tty, targ) \
+ coff_solib_add (filename, from_tty, targ)
+
+extern void
+coff_solib_add PARAMS ((char *, int, struct target_ops *));
+
+/* Function to be called when the inferior starts up, to discover the names
+ of shared libraries that are dynamically linked, the base addresses to
+ which they are linked, and sufficient information to read in their symbols
+ at a later time. */
+
+#define SOLIB_CREATE_INFERIOR_HOOK(PID) coff_solib_create_inferior_hook()
+
+extern void
+coff_solib_create_inferior_hook PARAMS((void)); /* solib.c */
+
+/* If we can't set a breakpoint, and it's in a shared library, just
+ disable it. */
+
+#if 0
+#define DISABLE_UNSETTABLE_BREAK(addr) coff_solib_address(addr)
+
+extern int
+solib_address PARAMS ((CORE_ADDR)); /* solib.c */
+#endif
# Target: Intel 386 running Lynx
-TDEPFILES= exec.o i386-tdep.o i386-pinsn.o i386lynx-tdep.o
+TDEPFILES= exec.o coff-solib.o i386-tdep.o i386-pinsn.o i386lynx-tdep.o
TM_FILE= tm-i386lynx.h
#define SAVED_PC_AFTER_CALL i386lynx_saved_pc_after_call
CORE_ADDR i386lynx_saved_pc_after_call ();
+#include "coff-solib.h" /* COFF shared library support */
+
#endif /* TM_I386LYNX_H */
projects / binutils-gdb.git / commitdiff