Re: [ jEdit-users ] Anyone knows an open source parser for C++?

[Shlomy R. <sre...@gm...>]

> There is the JavaCC grammar, which was updated relatively recently.
> The JavaSideKick uses a JavaCC based grammar.
> When I started the "csidekick" plugin, I was trying to use the javacc
> grammar that was available before 2006 and made very little progress.
> But perhaps Dale can help you get started with javacc?
>
> https://javacc.dev.java.net/servlets/ProjectDocumentList?folderID=110
>
> On Sun, Jun 29, 2008 at 10:33 PM, Shlomy Reinstein <sre...@gm...> wrote:
>> Hi,
>>
>> For a long time, I've been wishing to use jEdit as an IDE (Integrated
>> Development Environment) for C++. jEdit is basically a text editor, so
>> in order to get there I wrote several plugins that provide an
>> interface to external tools:
>> - GdbPlugin uses 'gdb' for debugging C++ programs
>> - CtagsInterface uses the Ctags tool to provide a "Jump to definition" feature
>> - CtagsSideKick also uses Ctags to provide a "buffer outline" showing
>> the C++ objects in the current buffer
>> - GlobalPlugin uses the GNU Global tool to provide "Jump to
>> definition", "Jump to reference", and "Static call tree"
>> - ClassBrowser uses Ctags to provide a class hierarchy dockable
>>
>> These tools (and the plugins) provided many of the features I've
>> needed over the years for my C++ development tasks. However, they are
>> not sufficient:
>> - Ctags is great for generating a symbol definition database, but it
>> does not provide any information about references/function calls.
>> - GNU Global is great for generating a symbol definition & reference
>> database, but it's only for C (i.e. it has no "namespace" concept, it
>> does not take classes into account).
>> - Cscope is a tool with capabilities somewhat similar to GNU Global,
>> but it's also only for C.
>>
>> The most important feature that is missing is determining the context
>> of the caret position. For example, if the source says
>> "m_value->print()", and I put the caret on the word "print", and
>> invoke the "Jump to definition" action, I'd like jEdit to check the
>> type of "m_value" (which can be a local variable / global variable /
>> data member of the enclosing class / etc), then jump to the "print()"
>> method of m_value's type. This is what I mean by "determining the
>> context". I have been looking for an open source tool to provide me
>> with this sort of information for a long time, and haven't found any.
>> If anyone knows such a tool, please let me know, and I will gladly
>> write a "C++ IDE" plugin for jEdit that will use it. My time is quite
>> limited, so I am looking for a tool that will do most of the work so
>> that I will only have to provide jEdit with an interface to it, like I
>> did with Ctags.
>>
>> In my search for an open source tool that will provide me with the
>> context, I have encountered a C++ parser named "Elsa":
>> http://www.cs.berkeley.edu/~smcpeak/elkhound
>> However, I feel like this would require a lot of work to integrate
>> into jEdit, as it doesn't simply build a database, one needs to write
>> the grammar rules like with lex & yacc.
>>
>> Thanks,
>> Shlomy
>>
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>