Re: [Vala] Vala support for automake

[Yu Feng <rainwoodman gmail com>]

Is it possible to also add valadoc support in automake together with
vala support?

Yu
On Thu, 2009-04-16 at 21:19 +0200, Jürg Billeter wrote:
> On Thu, 2009-04-16 at 21:09 +0200, Ralf Wildenhues wrote:
> > * Jürg Billeter wrote on Thu, Apr 16, 2009 at 09:02:30PM CEST:
> > > On Thu, 2009-04-16 at 20:49 +0200, Ralf Wildenhues wrote:
> > > > bin_PROGRAMS = foo
> > > > foo_SOURCES = foo1.vala foo2.vala
> > > > foo_LDADD = libbar.a
> > > > noinst_LIBRARIES = libbar.a
> > > > libbar_a_SOURCES = bar1.vala bar2.vala
> > > >
> > > > How would valac cope with the necessarily separate invocations for
> > > > foo*.vala and bar*.vala?  And what happens if you try to put vala
> > > > code into shared libraries, and use them from other vala code?
> > >
> > > In this case you instruct valac to generate a bar.vapi and a bar.h file
> > > and use those files in the program by specifying
> > >
> > > libbar_a_VALAFLAGS = --library bar -H bar.h
> > > foo_VALAFLAGS = bar.vapi
> > >
> > > A .vapi file contains declarations for Vala libraries, similar to a .h
> > > file for C libraries.
> >
> > How is the semantic relationship between the .vapi name and its library?
> >   s/^lib//; s/\.a$//; s/$/.vapi/    ?
> >
> > What about shared libraries, do they have .vapi's, too?
>
> Yes, shared libraries have .vapi files, too. They are installed
> into /usr/share/vala/vapi/ by default.
>
> The .so name and the .vapi name do not need to match in any way, the
> convention for shared libraries is to use the pkg-config name, if
> applicable. When writing the .vapi file, the compiler just uses the
> argument of the --library option and appends .vapi.
>
> > What if I want to build one big shared (or static) library from a set of
> > convenience archives (uninstalled .a libraries with PIC code)?  Do you
> > have means to generate a .vapi for the big library from the .vapi's of
> > the several small ones (plus maybe a couple of loose objects, too)?
>
> That's where it starts getting a bit tricky. While generating the
> big .vapi file is as simple as concatenating the .vapi files of the
> convenience libraries, I don't know how we can avoid a manual `cat' rule
> without making it a lot more complex.
>
> Thanks,
> Jürg
>
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