Fix PR gdb/378.
with either ``GNU/Linux'' or ``Linux kernel''. Update copyright.
* m68klinux-nat.c, sparc-linux-nat.c, x86-64-linux-nat.c: Ditto.
* x86-64-linux-tdep.c, gregset.h, gdb_wait.h: Ditto.
+ * ia64-linux-nat.c, infrun.c, linux-proc.c: Ditto.
+ * proc-service.c, i386-linux-tdep.c, ppc-linux-tdep.c: Ditto.
+ * s390-tdep.c: Ditto.
Fix PR gdb/378.
2002-02-23 Andrew Cagney <ac131313@redhat.com>
-/* Target-dependent code for Linux running on i386's, for GDB.
- Copyright 2000, 2001 Free Software Foundation, Inc.
+/* Target-dependent code for GNU/Linux running on i386's, for GDB.
+
+ Copyright 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
\f
/* Recognizing signal handler frames. */
-/* Linux has two flavors of signals. Normal signal handlers, and
+/* GNU/Linux has two flavors of signals. Normal signal handlers, and
"realtime" (RT) signals. The RT signals can provide additional
information to the signal handler if the SA_SIGINFO flag is set
when establishing a signal handler using `sigaction'. It is not
- unlikely that future versions of Linux will support SA_SIGINFO for
- normal signals too. */
+ unlikely that future versions of GNU/Linux will support SA_SIGINFO
+ for normal signals too. */
/* When the i386 Linux kernel calls a signal handler and the
SA_RESTORER flag isn't set, the return address points to a bit of
return pc;
}
-/* Return whether PC is in a Linux sigtramp routine. */
+/* Return whether PC is in a GNU/Linux sigtramp routine. */
int
i386_linux_in_sigtramp (CORE_ADDR pc, char *name)
|| i386_linux_rt_sigtramp_start (pc) != 0);
}
-/* Assuming FRAME is for a Linux sigtramp routine, return the address
- of the associated sigcontext structure. */
+/* Assuming FRAME is for a GNU/Linux sigtramp routine, return the
+ address of the associated sigcontext structure. */
CORE_ADDR
i386_linux_sigcontext_addr (struct frame_info *frame)
/* Offset to saved PC in sigcontext, from <asm/sigcontext.h>. */
#define LINUX_SIGCONTEXT_PC_OFFSET (56)
-/* Assuming FRAME is for a Linux sigtramp routine, return the saved
- program counter. */
+/* Assuming FRAME is for a GNU/Linux sigtramp routine, return the
+ saved program counter. */
static CORE_ADDR
i386_linux_sigtramp_saved_pc (struct frame_info *frame)
/* Offset to saved SP in sigcontext, from <asm/sigcontext.h>. */
#define LINUX_SIGCONTEXT_SP_OFFSET (28)
-/* Assuming FRAME is for a Linux sigtramp routine, return the saved
- stack pointer. */
+/* Assuming FRAME is for a GNU/Linux sigtramp routine, return the
+ saved stack pointer. */
static CORE_ADDR
i386_linux_sigtramp_saved_sp (struct frame_info *frame)
It's kind of gross to do all these checks every time we're
called, since they don't change once the executable has gotten
started. But this is only a temporary hack --- upcoming versions
- of Linux will provide a portable, efficient interface for
+ of GNU/Linux will provide a portable, efficient interface for
debugging programs that use shared libraries. */
struct objfile *objfile;
}
/* Fetch (and possibly build) an appropriate link_map_offsets
- structure for native Linux/x86 targets using the struct offsets
+ structure for native GNU/Linux x86 targets using the struct offsets
defined in link.h (but without actual reference to that file).
- This makes it possible to access Linux/x86 shared libraries from a
- GDB that was not built on an Linux/x86 host (for cross debugging). */
+ This makes it possible to access GNU/Linux x86 shared libraries
+ from a GDB that was not built on an GNU/Linux x86 host (for cross
+ debugging). */
struct link_map_offsets *
i386_linux_svr4_fetch_link_map_offsets (void)
/* Intel 386 native support for SYSV systems (pre-SVR4).
- Copyright 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999,
- 2000 Free Software Foundation, Inc.
+
+ Copyright 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
+ 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of GDB.
#include <fcntl.h>
-/* FIXME: The following used to be just "#include <sys/debugreg.h>", but
- * the the Linux 2.1.x kernel and glibc 2.0.x are not in sync; including
- * <sys/debugreg.h> will result in an error. With luck, these losers
- * will get their act together and we can trash this hack in the near future.
- * --jsm 1998-10-21
- */
+/* FIXME: 1998-10-21/jsm: The following used to be just "#include
+ <sys/debugreg.h>", but the the Linux kernel (version 2.1.x) and
+ glibc 2.0.x are not in sync; including <sys/debugreg.h> will result
+ in an error. With luck, these losers will get their act together
+ and we can trash this hack in the near future. */
#ifdef TARGET_HAS_HARDWARE_WATCHPOINTS
#ifdef HAVE_ASM_DEBUGREG_H
-/* Functions specific to running gdb native on IA-64 running Linux.
- Copyright 1999, 2000, 2001 Free Software Foundation, Inc.
+/* Functions specific to running gdb native on IA-64 running
+ GNU/Linux.
+
+ Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
/* Target-dependent code for the IA-64 for GDB, the GNU debugger.
- Copyright 1999, 2000, 2001
- Free Software Foundation, Inc.
+
+ Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
size of the frame and the size of the locals (both wrt the
frame that we're going back to). This seems kind of strange,
especially since it seems like we ought to be subtracting the
- size of the locals... and we should; but the linux kernel
+ size of the locals... and we should; but the Linux kernel
wants bsp to be set at the end of all used registers. It's
likely that this code will need to be revised to accomodate
other operating systems. */
{
os_ident = elf_elfheader (info.abfd)->e_ident[EI_OSABI];
- /* If os_ident is 0, it is not necessarily the case that we're on a
- SYSV system. (ELFOSABI_NONE is defined to be 0.) GNU/Linux uses
- a note section to record OS/ABI info, but leaves e_ident[EI_OSABI]
- zero. So we have to check for note sections too. */
+ /* If os_ident is 0, it is not necessarily the case that we're
+ on a SYSV system. (ELFOSABI_NONE is defined to be 0.)
+ GNU/Linux uses a note section to record OS/ABI info, but
+ leaves e_ident[EI_OSABI] zero. So we have to check for note
+ sections too. */
if (os_ident == 0)
{
bfd_map_over_sections (info.abfd,
else
tdep->sigcontext_register_address = 0;
- /* We know that Linux won't have to resort to the native_find_global_pointer
- hackery. But that's the only one we know about so far, so if
- native_find_global_pointer is set to something non-zero, then use
- it. Otherwise fall back to using generic_elf_find_global_pointer.
- This arrangement should (in theory) allow us to cross debug Linux
- binaries from an AIX machine. */
+ /* We know that GNU/Linux won't have to resort to the
+ native_find_global_pointer hackery. But that's the only one we
+ know about so far, so if native_find_global_pointer is set to
+ something non-zero, then use it. Otherwise fall back to using
+ generic_elf_find_global_pointer. This arrangement should (in
+ theory) allow us to cross debug GNU/Linux binaries from an AIX
+ machine. */
if (os_ident == ELFOSABI_LINUX)
tdep->find_global_pointer = generic_elf_find_global_pointer;
else if (native_find_global_pointer != 0)
-/* Target-struct-independent code to start (run) and stop an inferior process.
+/* Target-struct-independent code to start (run) and stop an inferior
+ process.
Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software
The simple approach is to single-step until control leaves the
dynamic linker.
- However, on some systems (e.g., Red Hat Linux 5.2) the dynamic
- linker calls functions in the shared C library, so you can't tell
- from the PC alone whether the dynamic linker is still running. In
- this case, we use a step-resume breakpoint to get us past the
- dynamic linker, as if we were using "next" to step over a function
- call.
+ However, on some systems (e.g., Red Hat's 5.2 distribution) the
+ dynamic linker calls functions in the shared C library, so you
+ can't tell from the PC alone whether the dynamic linker is still
+ running. In this case, we use a step-resume breakpoint to get us
+ past the dynamic linker, as if we were using "next" to step over a
+ function call.
IN_SOLIB_DYNSYM_RESOLVE_CODE says whether we're in the dynamic
linker code or not. Normally, this means we single-step. However,
-/* Linux-specific methods for using the /proc file system.
+/* GNU/Linux specific methods for using the /proc file system.
+
Copyright 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
/* Target-dependent code for GDB, the GNU debugger.
- Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
- 2000, 2001 Free Software Foundation, Inc.
+ Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996,
+ 1997, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
#include "ppc-tdep.h"
/* The following two instructions are used in the signal trampoline
- code on linux/ppc */
+ code on GNU/Linux PPC. */
#define INSTR_LI_R0_0x7777 0x38007777
#define INSTR_SC 0x44000002
/* Determine if pc is in a signal trampoline...
- Ha! That's not what this does at all. wait_for_inferior in infrun.c
- calls IN_SIGTRAMP in order to detect entry into a signal trampoline
- just after delivery of a signal. But on linux, signal trampolines
- are used for the return path only. The kernel sets things up so that
- the signal handler is called directly.
+ Ha! That's not what this does at all. wait_for_inferior in
+ infrun.c calls IN_SIGTRAMP in order to detect entry into a signal
+ trampoline just after delivery of a signal. But on GNU/Linux,
+ signal trampolines are used for the return path only. The kernel
+ sets things up so that the signal handler is called directly.
If we use in_sigtramp2() in place of in_sigtramp() (see below)
we'll (often) end up with stop_pc in the trampoline and prev_pc in
}
/* Fetch (and possibly build) an appropriate link_map_offsets
- structure for Linux/PPC targets using the struct offsets
+ structure for GNU/Linux PPC targets using the struct offsets
defined in link.h (but without actual reference to that file).
- This makes it possible to access Linux/PPC shared libraries from a
- GDB that was not built on an Linux/PPC host (for cross debugging). */
+ This makes it possible to access GNU/Linux PPC shared libraries
+ from a GDB that was not built on an GNU/Linux PPC host (for cross
+ debugging). */
struct link_map_offsets *
ppc_linux_svr4_fetch_link_map_offsets (void)
/* <proc_service.h> implementation.
- Copyright 1999, 2000 Free Software Foundation, Inc.
+
+ Copyright 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of GDB.
return PS_OK;
}
-/* Return overall process id of the target PH.
- Special for Linux -- not used on Solaris. */
+/* Return overall process id of the target PH. Special for GNU/Linux
+ -- not used on Solaris. */
pid_t
ps_getpid (gdb_ps_prochandle_t ph)
/* Target-dependent code for GDB, the GNU debugger.
- Copyright 2001 Free Software Foundation, Inc.
+
+ Copyright 2001, 2002 Free Software Foundation, Inc.
+
Contributed by D.J. Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
for IBM Deutschland Entwicklung GmbH, IBM Corporation.
/* Return non-zero if TYPE is considered a `DOUBLE_OR_FLOAT', as
defined by the parameter passing conventions described in the
- "Linux for S/390 ELF Application Binary Interface Supplement".
+ "GNU/Linux for S/390 ELF Application Binary Interface Supplement".
Otherwise, return zero. */
static int
is_double_or_float (struct type *type)
/* Return non-zero if TYPE is considered a `SIMPLE_ARG', as defined by
- the parameter passing conventions described in the "Linux for S/390
- ELF Application Binary Interface Supplement". Return zero otherwise. */
+ the parameter passing conventions described in the "GNU/Linux for
+ S/390 ELF Application Binary Interface Supplement". Return zero
+ otherwise. */
static int
is_simple_arg (struct type *type)
{
/* Return non-zero if TYPE is a `DOUBLE_ARG', as defined by the
- parameter passing conventions described in the "Linux for S/390 ELF
- Application Binary Interface Supplement". Return zero otherwise. */
+ parameter passing conventions described in the "GNU/Linux for S/390
+ ELF Application Binary Interface Supplement". Return zero
+ otherwise. */
static int
is_double_arg (struct type *type)
{
/* Put the actual parameter values pointed to by ARGS[0..NARGS-1] in
- place to be passed to a function, as specified by the "Linux for
- S/390 ELF Application Binary Interface Supplement".
+ place to be passed to a function, as specified by the "GNU/Linux
+ for S/390 ELF Application Binary Interface Supplement".
SP is the current stack pointer. We must put arguments, links,
padding, etc. whereever they belong, and return the new stack
projects / binutils-gdb.git / commitdiff