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Update NEWS and documentation for help and apropos changes.

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gdb/ChangeLog

2020-05-15  Philippe Waroquiers  <philippe.waroquiers@skynet.be>

	* NEWS: Mention changes to help and apropos.

gdb/doc/ChangeLog

2020-05-15  Philippe Waroquiers  <philippe.waroquiers@skynet.be>

	* gdb.texinfo (Help): Document the help and apropos changes.
	(Aliases): Document new meaning of -a abbreviation flag.
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Philippe Waroquiers
2020-05-10 22:22:01 +02:00
parent 57b4f16e49
commit 5b4a1a8dbe
4 changed files with 29 additions and 10 deletions
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gdb/ChangeLog
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@ -1,3 +1,7 @@
2020-05-15 Philippe Waroquiers <philippe.waroquiers@skynet.be>
* NEWS: Mention changes to help and apropos.
2020-05-15 Philippe Waroquiers <philippe.waroquiers@skynet.be> 2020-05-15 Philippe Waroquiers <philippe.waroquiers@skynet.be>
* command.h (enum command_class): Improve comments, document * command.h (enum command_class): Improve comments, document

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gdb/NEWS
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@ -3,6 +3,14 @@
*** Changes since GDB 9 *** Changes since GDB 9
* Help and apropos commands will now show the documentation of a
command only once, even if that command has one or more aliases.
These commands now show the command name, then all of its aliases,
and finally the description of the command.
* 'help aliases' now shows only the user defined aliases. GDB predefined
aliases are shown together with their aliased command.
* GDB now supports debuginfod, an HTTP server for distributing ELF/DWARF * GDB now supports debuginfod, an HTTP server for distributing ELF/DWARF
debugging information as well as source code. debugging information as well as source code.

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gdb/doc/ChangeLog
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@ -1,3 +1,8 @@
2020-05-15 Philippe Waroquiers <philippe.waroquiers@skynet.be>
* gdb.texinfo (Help): Document the help and apropos changes.
(Aliases): Document new meaning of -a abbreviation flag.
2020-05-05 Kamil Rytarowski <n54@gmx.com> 2020-05-05 Kamil Rytarowski <n54@gmx.com>
* gdb.texinfo (info proc, info proc cmdline, info proc cwd) * gdb.texinfo (info proc, info proc cmdline, info proc cwd)

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gdb/doc/gdb.texinfo
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@ -2041,8 +2041,10 @@ Command name abbreviations are allowed if unambiguous.
@item help @var{class} @item help @var{class}
Using one of the general help classes as an argument, you can get a Using one of the general help classes as an argument, you can get a
list of the individual commands in that class. For example, here is the list of the individual commands in that class. If a command has
help display for the class @code{status}: aliases, the aliases are given after the command name, separated by
commas. For example, here is the help display for the class
@code{status}:
@smallexample @smallexample
(@value{GDBP}) help status (@value{GDBP}) help status
@ -2052,9 +2054,11 @@ List of commands:
@c Line break in "show" line falsifies real output, but needed @c Line break in "show" line falsifies real output, but needed
@c to fit in smallbook page size. @c to fit in smallbook page size.
info -- Generic command for showing things info, inf, i -- Generic command for showing things
about the program being debugged about the program being debugged
show -- Generic command for showing things info address -- Describe where symbol SYM is stored.
...
show, info set -- Generic command for showing things
about the debugger about the debugger
Type "help" followed by command name for full Type "help" followed by command name for full
@ -2065,7 +2069,9 @@ Command name abbreviations are allowed if unambiguous.
@item help @var{command} @item help @var{command}
With a command name as @code{help} argument, @value{GDBN} displays a With a command name as @code{help} argument, @value{GDBN} displays a
short paragraph on how to use that command. short paragraph on how to use that command. If that command has
one or more aliases, @value{GDBN} will display a first line with
the command name and all its aliases separated by commas.
@kindex apropos @kindex apropos
@item apropos [-v] @var{regexp} @item apropos [-v] @var{regexp}
@ -2087,9 +2093,6 @@ results in:
@group @group
alias -- Define a new command that is an alias of an existing command alias -- Define a new command that is an alias of an existing command
aliases -- Aliases of other commands aliases -- Aliases of other commands
d -- Delete some breakpoints or auto-display expressions
del -- Delete some breakpoints or auto-display expressions
delete -- Delete some breakpoints or auto-display expressions
@end group @end group
@end smallexample @end smallexample
@ -27512,8 +27515,7 @@ underscores.
that is being aliased. that is being aliased.
The @samp{-a} option specifies that the new alias is an abbreviation The @samp{-a} option specifies that the new alias is an abbreviation
of the command. Abbreviations are not shown in command of the command. Abbreviations are not used in command completion.
lists displayed by the @samp{help} command.
The @samp{--} option specifies the end of options, The @samp{--} option specifies the end of options,
and is useful when @var{ALIAS} begins with a dash. and is useful when @var{ALIAS} begins with a dash.