This patch adds the meson build system as alternative to the
autotools build system.
v2: Thanks to Alexandros for his comments that lead to the following changes:
- Fix logic for platforms so that the ones selected by 'auto' don't
fail if the dependencies are missing, but fail when explicitely
requested
- declare project version differently
- set a minimun meson version
- clean up some braces
- reformat some code
- squesh remaining separate patches
v3: require meson 0.46 (Gurchetan)
v4: set minimum gbm version to 18.0.0
v5: - fix gbm version requirement (Gurchetan)
- don't duplicate glx files (Gurchetan)
Fixes: #129
Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Tested-by: Gurchetan Singh <gurchetansingh@chromium.org>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Gert Wollny