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* gdb.texinfo (OS Information): Renamed from Auxiliary Vector; all

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references changed.  Add descriptgion of "info udot".
	(Files): Document "set/show stop-on-solib-events".
	(M32R/D): Document "set/show download-path", "set/show
	board-address", "set/show server-address", "upload", "tload".
	(Maintenance Commands): Improve indexing.
	(Target Commands): Document "set/show hash", "set/show debug
	monitor".
	(SVR4 Process Information): Document "info pidlist" and "info
	meminfo".  Document "set/show procfs-tarce" and "set/show
	procfs-file".  Document "proc-trace-*" and "proc-untrace-*".
	(Symbols, The Print Command with Objective-C): Improve indexing.
	(Objective-C): Add references to "info classes" and "info
	selectors".
	(Debugging Output): Improve wording.
This commit is contained in:
Eli Zaretskii 2005-04-16 08:44:34 +00:00
parent 520494b6f8
commit 721c265195
2 changed files with 204 additions and 25 deletions
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19
gdb/doc/ChangeLog
View file

@ -1,3 +1,21 @@
2005-04-16 Eli Zaretskii <eliz@gnu.org>
* gdb.texinfo (OS Information): Renamed from Auxiliary Vector; all
references changed. Add descriptgion of "info udot".
(Files): Document "set/show stop-on-solib-events".
(M32R/D): Document "set/show download-path", "set/show
board-address", "set/show server-address", "upload", "tload".
(Maintenance Commands): Improve indexing.
(Target Commands): Document "set/show hash", "set/show debug
monitor".
(SVR4 Process Information): Document "info pidlist" and "info
meminfo". Document "set/show procfs-tarce" and "set/show
procfs-file". Document "proc-trace-*" and "proc-untrace-*".
(Symbols, The Print Command with Objective-C): Improve indexing.
(Objective-C): Add references to "info classes" and "info
selectors".
(Debugging Output): Improve wording.
2005-04-15 Eli Zaretskii <eliz@gnu.org>
* gdb.texinfo (Hurd Native): New subsection, documents
@ -16,6 +34,7 @@
print unwind".
(Netrino): New subsection. Document "set/show debug nto-debug".
(Super-H): New section. Document the "regs" command.
(Debugging Output): Document "set/show debug aix-thread".
2005-04-09 Eli Zaretskii <eliz@gnu.org>

210
gdb/doc/gdb.texinfo
View file

@ -1930,6 +1930,7 @@ specify files}.
@table @code
@kindex cd
@cindex change working directory
@item cd @var{directory}
Set the @value{GDBN} working directory to @var{directory}.
@ -4852,7 +4853,7 @@ Table}.
* Registers:: Registers
* Floating Point Hardware:: Floating point hardware
* Vector Unit:: Vector Unit
* Auxiliary Vector:: Auxiliary data provided by operating system
* OS Information:: Auxiliary data provided by operating system
* Memory Region Attributes:: Memory region attributes
* Dump/Restore Files:: Copy between memory and a file
* Core File Generation:: Cause a program dump its core
@ -6093,11 +6094,33 @@ Display information about the vector unit. The exact contents and
layout vary depending on the hardware.
@end table
@node Auxiliary Vector
@section Operating system auxiliary vector
@node OS Information
@section Operating system auxiliary information
@cindex OS information
@value{GDBN} provides interfaces to useful OS facilities that can help
you debug your program.
@cindex @code{ptrace} system call
@cindex @code{struct user} contents
When @value{GDBN} runs on a @dfn{Posix system} (such as GNU or Unix
machines), it interfaces with the inferior via the @code{ptrace}
system call. The operating system creates a special sata structure,
called @code{struct user}, for this interface. You can use the
command @code{info udot} to display the contents of this data
structure.
@table @code
@item info udot
@kindex info udot
Display the contents of the @code{struct user} maintained by the OS
kernel for the program being debugged. @value{GDBN} displays the
contents of @code{struct user} as a list of hex numbers, similar to
the @code{examine} command.
@end table
@cindex auxiliary vector
@cindex vector, auxiliary
Some operating systems supply an @dfn{auxiliary vector} to programs at
startup. This is akin to the arguments and environment that you
specify for a program, but contains a system-dependent variety of
@ -6122,6 +6145,7 @@ most appropriate form for a recognized tag, and in hexadecimal for
an unrecognized tag.
@end table
@node Memory Region Attributes
@section Memory region attributes
@cindex memory region attributes
@ -8784,7 +8808,9 @@ available choices, or to finish the type list for you.
@cindex Objective-C
This section provides information about some commands and command
options that are useful for debugging Objective-C code.
options that are useful for debugging Objective-C code. See also
@ref{Symbols, info classes}, and @ref{Symbols, info selectors}, for a
few more commands specific to Objective-C support.
@menu
* Method Names in Commands::
@ -8859,6 +8885,7 @@ clear -[NSWindow makeKeyAndOrderFront:]
@node The Print Command with Objective-C
@subsubsection The Print Command With Objective-C
@cindex Objective-C, print objects
@kindex print-object
@kindex po @r{(@code{print-object})}
@ -9925,6 +9952,7 @@ variables) whose names contain a match for regular expression
@var{regexp}.
@kindex info classes
@cindex Objective-C, classes and selectors
@item info classes
@itemx info classes @var{regexp}
Display all Objective-C classes in your program, or
@ -10853,6 +10881,24 @@ Mb).
Display the current autoloading size threshold, in megabytes.
@end table
Sometimes you may wish that @value{GDBN} stops and gives you control
when any of shared library events happen. Use the @code{set
stop-on-solib-events} command for this:
@table @code
@item set stop-on-solib-events
@kindex set stop-on-solib-events
This command controls whether @value{GDBN} should give you control
when the dynamic linker notifies it about some shared library event.
The most common event of interest is loading or unloading of a new
shared library.
@item show stop-on-solib-events
@kindex show stop-on-solib-events
Show whether @value{GDBN} stops and gives you control when shared
library events happen.
@end table
Shared libraries are also supported in many cross or remote debugging
configurations. A copy of the target's libraries need to be present on the
host system; they need to be the same as the target libraries, although the
@ -11360,10 +11406,10 @@ NetROM ROM emulator. This target only supports downloading.
Different targets are available on different configurations of @value{GDBN};
your configuration may have more or fewer targets.
Many remote targets require you to download the executable's code
once you've successfully established a connection. You may wish to
control the size of the data chunks used by @value{GDBN} to download
program parts to the remote target.
Many remote targets require you to download the executable's code once
you've successfully established a connection. You may wish to control
various aspects of this process, such as the size of the data chunks
used by @value{GDBN} to download program parts to the remote target.
@table @code
@kindex set download-write-size
@ -11376,7 +11422,31 @@ memory cache.
@kindex show download-write-size
@item show download-write-size
@kindex show download-write-size
Show the current value of the write size.
@item set hash
@kindex set hash@r{, for remote monitors}
@cindex hash mark while downloading
This command controls whether a hash mark @samp{#} is displayed while
downloading a file to the remote monitor. If on, a hash mark is
displayed after each S-record is successfully downloaded to the
monitor.
@item show hash
@kindex show hash@r{, for remote monitors}
Show the current status of displaying the hash mark.
@item set debug monitor
@kindex set debug monitor
@cindex display remote monitor communications
Enable or disable display of communications messages between
@value{GDBN} and the remote monitor.
@item show debug monitor
@kindex show debug monitor
Show the current status of displaying communications between
@value{GDBN} and the remote monitor.
@end table
@table @code
@ -11913,11 +11983,11 @@ downloads.
@cindex @code{auxv}, and remote targets
Set the use of the remote protocol's @samp{qPart:auxv:read} (target
auxiliary vector read) request. This request is used to fetch the
remote target's @dfn{auxiliary vector}, see @ref{Auxiliary Vector}.
The default setting depends on the remote stub's support of this
request (@value{GDBN} queries the stub when this request is first
required). @xref{General Query Packets, qPart}, for more information
about this request.
remote target's @dfn{auxiliary vector}, see @ref{OS Information,
Auxiliary Vector}. The default setting depends on the remote stub's
support of this request (@value{GDBN} queries the stub when this
request is first required). @xref{General Query Packets, qPart}, for
more information about this request.
@item show remote read-aux-vector-packet
Show the current setting of use of the @samp{qPart:auxv:read} request.
@ -12364,7 +12434,7 @@ available:
@table @code
@kindex kvm
@item kvm pcb
Set current context from pcb address.
Set current context from the @dfn{Process Control Block} (PCB) address.
@item kvm proc
Set current context from proc address. This command isn't available on
@ -12443,6 +12513,48 @@ its children.
Report on the process IDs related to your program: its own process ID,
the ID of its parent, the process group ID, and the session ID.
@end ignore
@item set procfs-trace
@kindex set procfs-trace
@cindex @code{procfs} API calls
This command enables and disables tracing of @code{procfs} API calls.
@item show procfs-trace
@kindex show procfs-trace
Show the current state of @code{procfs} API call tracing.
@item set procfs-file @var{file}
@kindex set procfs-file
Tell @value{GDBN} to write @code{procfs} API trace to the named
@var{file}. @value{GDBN} appends the trace info to the previous
contents of the file. The default is to display the trace on the
standard output.
@item show procfs-file
@kindex show procfs-file
Show the file to which @code{procfs} API trace is written.
@item proc-trace-entry
@itemx proc-trace-exit
@itemx proc-untrace-entry
@itemx proc-untrace-exit
@kindex proc-trace-entry
@kindex proc-trace-exit
@kindex proc-untrace-entry
@kindex proc-untrace-exit
These commands enable and disable tracing of entries into and exits
from the @code{syscall} interface.
@item info pidlist
@kindex info pidlist
@cindex process list, QNX Neutrino
For QNX Neutrino only, this command displays the list of all the
processes and all the threads within each process.
@item info meminfo
@kindex info meminfo
@cindex mapinfo list, QNX Neutrino
For QNX Neutrino only, this command displays the list of all mapinfos.
@end table
@node DJGPP Native
@ -13532,7 +13644,6 @@ memory}. The accepted values for @var{mod} are @code{small},
@subsection Renesas M32R/D
@table @code
@kindex target m32r
@item target m32r @var{dev}
Renesas M32R/D ROM monitor.
@ -13540,7 +13651,48 @@ Renesas M32R/D ROM monitor.
@kindex target m32rsdi
@item target m32rsdi @var{dev}
Renesas M32R SDI server, connected via parallel port to the board.
@end table
The following @value{GDBN} commands are specific to the M32R monitor:
@table @code
@item set download-path @var{path}
@kindex set download-path
@cindex find downloadable @sc{srec} files (M32R)
Set the default path for finding donwloadable @sc{srec} files.
@item show download-path
@kindex show download-path
Show the default path for downloadable @sc{srec} files.
@item set board-address @var{addr}
@kindex set board-address
@cindex M32-EVA target board address
Set the IP address for the M32R-EVA target board.
@item show board-address
@kindex show board-address
Show the current IP address of the target board.
@item set server-address @var{addr}
@kindex set server-address
@cindex download server address (M32R)
Set the IP address for the download server, which is the @value{GDBN}'s
host machine.
@item show server-address
@kindex show server-address
Display the IP address of the download server.
@item upload @r{[}@var{file}@r{]}
@kindex upload@r{, M32R}
Upload the specified @sc{srec} @var{file} via the monitor's Ethernet
upload capability. If no @var{file} argument is given, the current
executable file is uploaded.
@item tload @r{[}@var{file}@r{]}
@kindex tload@r{, M32R}
Test the @code{upload} command.
@end table
@node M68K
@ -14889,6 +15041,12 @@ Turns on or off display of gdbarch debugging info. The default is off
@kindex show debug
@item show debug arch
Displays the current state of displaying gdbarch debugging info.
@item set debug aix-thread
@cindex AIX threads
Display debugging messages about inner workings of the AIX thread
module.
@item show debug aix-thread
Show the current state of AIX thread debugging info display.
@item set debug event
@cindex event debugging info
Turns on or off display of @value{GDBN} event debugging info. The
@ -14898,11 +15056,11 @@ Displays the current state of displaying @value{GDBN} event debugging
info.
@item set debug expression
@cindex expression debugging info
Turns on or off display of @value{GDBN} expression debugging info. The
default is off.
Turns on or off display of debugging info about @value{GDBN}
expression parsing. The default is off.
@item show debug expression
Displays the current state of displaying @value{GDBN} expression
debugging info.
Displays the current state of displaying debugging info about
@value{GDBN} expression parsing.
@item set debug frame
@cindex frame debugging info
Turns on or off display of @value{GDBN} frame debugging info. The
@ -14920,7 +15078,7 @@ Displays the current state of @value{GDBN} inferior debugging.
@item set debug lin-lwp
@cindex @sc{gnu}/Linux LWP debug messages
@cindex Linux lightweight processes
Turns on or off debugging messages from the LWP debug support.
Turns on or off debugging messages from the Linux LWP debug support.
@item show debug lin-lwp
Show the current state of Linux LWP debugging messages.
@item set debug observer
@ -20980,7 +21138,10 @@ the replacement as part of the warning.
@kindex maint dump-me
@item maint dump-me
@cindex @code{SIGQUIT} signal, dump core of @value{GDBN}
Cause a fatal signal in the debugger and force it to dump its core.
This is supported only on systems which support aborting a program
with the @code{SIGQUIT} signal.
@kindex maint internal-error
@kindex maint internal-warning
@ -21023,7 +21184,6 @@ Print the entire architecture configuration. The optional argument
@kindex maint print dummy-frames
@item maint print dummy-frames
Prints the contents of @value{GDBN}'s internal dummy-frame stack.
@smallexample
@ -22205,9 +22365,9 @@ requests use the same reply formats, listed below.
@table @asis
@item @code{qPart}:@code{auxv}:@code{read}::@var{offset},@var{length}
Access the target's @dfn{auxiliary vector}. @xref{Auxiliary Vector},
and see @ref{Remote configuration, read-aux-vector-packet}.
Note @var{annex} must be empty.
Access the target's @dfn{auxiliary vector}. @xref{OS Information,
auxiliary vector}, and see @ref{Remote configuration,
read-aux-vector-packet}. Note @var{annex} must be empty.
@end table
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