Re: GTKDOC_DEPS in recent gtk-doc.m4

[Simon Josefsson <simon josefsson org>]

Stefan Sauer <ensonic hora-obscura de> writes:

> On 12/04/2011 12:49 PM, Simon Josefsson wrote:
>> Stefan Sauer <ensonic hora-obscura de> writes:
>>
>>> On 12/01/2011 08:30 PM, Nicola Fontana wrote:
>>>> On Sun, 20 Nov 2011 22:13:34 +0100
>>>> Simon Josefsson <simon josefsson org> wrote:
>>>>
>>>>> Hi!  I'm using gtk-doc in for example GNU Libtasn1 and recently upgraded
>>>>> to the latest gtk-doc.m4 from your git repo, which contains this new
>>>>> piece of code:
>>>>>
>>>>>     dnl don't check for glib if we build glib
>>>>>     if test "x$PACKAGE_NAME" != "xglib"; then
>>>>>       dnl don't fail if someone does not have glib
>>>>>       PKG_CHECK_MODULES(GTKDOC_DEPS, glib-2.0 >= 2.10.0 gobject-2.0  >= 2.10.0,,)
>>>>>     fi
>>>> It should be:
>>>>        PKG_CHECK_MODULES(GTKDOC_DEPS, glib-2.0 >= 2.10.0 gobject-2.0
>>>>> = 2.10.0,,[:])
>>> what is the semantics for [:] ?
>> David already answered that.
>>
>>> It works for me and the point of this check is that we only check for
>>> glib if we don't build glib.
>> Why is a developer environment for glib required when building
>> documentation?
>>
>> I'm assuming it works for you because you have glib header files etc
>> installed, but that is not always the case.
> It is only used in the introspection scanner. If your library is not
> gobject based, you will have an empty .types file and not running
> gtkdoc-scangobj. This is just to get the required CFLAGS, LDFLAGS to
> build the scanner.

It never gets that far -- with the current gtk-doc.m4, all of my
projects halts during ./configure.  With the patch proposed earlier in
this thread, it would work as you describe.

/Simon