x86 and build system changes for 2023-10-18

[PULL 31/32] meson: add a note on why we use config_host for program paths

Paolo Bonzini posted 32 patches 1 year, 1 month ago

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Maintainers: Paolo Bonzini <pbonzini@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, Thomas Huth <thuth@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Richard Henderson <richard.henderson@linaro.org>, Eduardo Habkost <eduardo@habkost.net>, "Michael S. Tsirkin" <mst@redhat.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Stefano Stabellini <sstabellini@kernel.org>, Anthony Perard <anthony.perard@citrix.com>, Paul Durrant <paul@xen.org>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Michael Roth <michael.roth@amd.com>, Konstantin Kostiuk <kkostiuk@redhat.com>, John Snow <jsnow@redhat.com>, Cleber Rosa <crosa@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Mads Ynddal <mads@ynddal.dk>, Brian Cain <bcain@quicinc.com>, Marcelo Tosatti <mtosatti@redhat.com>, Wainer dos Santos Moschetta <wainersm@redhat.com>, Beraldo Leal <bleal@redhat.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Warner Losh <imp@bsdimp.com>, Kyle Evans <kevans@freebsd.org>, Gerd Hoffmann <kraxel@redhat.com>

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[PULL 31/32] meson: add a note on why we use config_host for program paths

Posted by Paolo Bonzini 1 year, 1 month ago

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 meson.build | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/meson.build b/meson.build
index 2bda62a2b1b..0182622aede 100644
--- a/meson.build
+++ b/meson.build
@@ -4021,6 +4021,11 @@ summary(summary_info, bool_yn: true, section: 'Directories')
 summary_info = {}
 summary_info += {'python':            '@0@ (version: @1@)'.format(python.full_path(), python.language_version())}
 summary_info += {'sphinx-build':      sphinx_build}
+
+# FIXME: the [binaries] section of machine files, which can be probed
+# with find_program(), would be great for passing gdb and genisoimage
+# paths from configure to Meson.  However, there seems to be no way to
+# hide a program (for example if gdb is too old).
 if config_host.has_key('GDB')
   summary_info += {'gdb':             config_host['GDB']}
 endif
-- 
2.41.0