On Mon, Mar 18, 2013 at 6:17 PM, Karl Rupp <rupp at mcs.anl.gov> wrote:
> some packages such as OpenCL and OpenGL may be located in different > subfolders depending on which OS we're on: > Mac OS: OpenCL/*.h and OpenGL/*.h > other: CL/*.h and GL/*.h > How is this properly translated into BuildSystem-specific package files? > In opengl.py I only find > self.includes = ['OpenGL/gl.h'] > and I can confirm that it fails to find the headers on my machine (Linux > Mint). However, if I change the line in opengl.py to ['GL/gl.h'], > everything works as expected. > We test each variant until we find one that works. I don't think there is an automatic way to do that currently so you'd have to call checkCompile() in sequence. > So, the question is: How to deal with these OS-specific things? Within > header files there is the standard > #if defined(__APPLE__) > We (almost) never do this in the C file because it's fragile and fails too late. Instead, configure would normally test and set a macro indicating how to do it safely. > approach, but how does this translate to BuildSystem? > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20130318/2750488d/attachment-0001.html>
