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Code Issues Releases Activity

(Watch Expressions): Update.

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This commit is contained in:
Nick Roberts 2006-04-17 20:26:27 +00:00
parent 791223f7e8
commit 58dfccb32d
1 changed files with 10 additions and 5 deletions
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15
man/building.texi
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@ -929,20 +929,26 @@ the new frame.
@cindex Watching expressions in GDB
@findex gud-watch
@kindex C-x C-a C-w @r{(GUD)}
If you want to see how a variable changes each time your program
stops, move point into the variable name and click on the watch icon
in the tool bar (@code{gud-watch}).
in the tool bar (@code{gud-watch}) or type @kbd{C-x C-a C-w}. If you
specify a prefix argument, you can enter the variable name in the
minibuffer.
Each watch expression is displayed in the speedbar. Complex data
types, such as arrays, structures and unions are represented in a tree
format. Leaves and simple data types show the name of the expression
and its value and, when the speedbar frame is selected, display the
type as a tooltip. Higher levels show the name, type and address
value for pointers and just the name and type otherwise.
value for pointers and just the name and type otherwise. Root expressions
also display the frame address as a tooltip to help identify the frame
in which they were defined.
To expand or contract a complex data type, click @kbd{Mouse-2}
on the tag to the left of the expression.
@kindex D @r{(GDB speedbar)}
@findex gdb-var-delete
To delete a complex watch expression, move point to the root
expression in the speedbar and type @kbd{D} (@code{gdb-var-delete}).
@ -965,9 +971,8 @@ edit its value.
@vindex gdb-use-colon-colon-notation
If the variable @code{gdb-use-colon-colon-notation} is
non-@code{nil}, Emacs uses the @samp{@var{function}::@var{variable}}
format to display variables in the speedbar. Since this does not work
for variables defined in compound statements, the default value is
@code{nil}.
format. This allows the user to display watch expressions which share
the same variable name. The default value is @code{nil}.
@vindex gdb-speedbar-auto-raise
To automatically raise the speedbar every time the display of watch