diff options
Diffstat (limited to 'gdb/doc/guile.texi')
| -rw-r--r-- | gdb/doc/guile.texi | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/gdb/doc/guile.texi b/gdb/doc/guile.texi index 924f97a..ceb98dc 100644 --- a/gdb/doc/guile.texi +++ b/gdb/doc/guile.texi @@ -1545,14 +1545,11 @@ And here is an example showing how a lookup function for the printer example above might be written. @smallexample -(define (string-begins-with str prefix) - (= (string-prefix-length str prefix) (string-length prefix))) - -(define (str-lookup-function value) +(define (str-lookup-function pretty-printer value) (let ((tag (type-tag (value-type value)))) (and tag - (string-begins-with tag "my::string<") - (make-std-string-printer value)))) + (string-prefix? "std::string<" tag) + (make-my-string-printer value)))) @end smallexample Then to register this printer in the global printer list: @@ -1893,8 +1890,8 @@ Return the frame's @code{<gdb:sal>} (symtab and line) object. @xref{Symbol Tables In Guile}. @end deffn -@deffn {Scheme Procedure} frame-read-var variable @r{[}#:block block@r{]} -Return the value of @var{variable} in this frame. If the optional +@deffn {Scheme Procedure} frame-read-var frame variable @r{[}#:block block@r{]} +Return the value of @var{variable} in @var{frame}. If the optional argument @var{block} is provided, search for the variable from that block; otherwise start at the frame's current block (which is determined by the frame's current program counter). @var{variable} |