Re: Questions about creating a development package

2007/10/16, Jan Niklas Hasse <[email protected]>:
>
> >
> > > Because I want to see more programs using it, I am trying to let my own
> > > programs use it. The first one i tried is a static library, the package
> > > installs the development version (.a, .hpp, .pc).
> > > I got 2 questions:
> > > - How can i require the dev versions of packages? E.g. i have to require
> > > libpng-dev.
> > You have to think in different terms. You don't *really* depend on
> > something named libpng-dev, you depend on header files and some libs,
> > right? You should check for these.
>
> My pkg-config file contains:
>
> Libs: -ljngl -lGL
> Requires: libpng glib-2.0 xxf86vm
>
> So i need to check if libpng, glib-2.0 and xxf86vm are available for
> pkg-config. Is there a command to do this?

No I don't think so, but it should be fairly straightforward.
DIRS_TO_CHECK="/usr/share/pkg-config:$PKG_CONFIG_PATH"
IFS=:
for dir in $DIRS_TO_CHECK; do
  if [ -f "$dir/the-file.pc" ]; then
     #Whohoo, it exists
etc.

-Isak

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