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From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <philmd@linaro.org>
To: qemu-devel@nongnu.org
Cc: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>,
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=?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <philmd@linaro.org>
Subject: [RFC PATCH 17/18] meson: Allow symlinking system emulation binaries
Date: Wed, 5 Mar 2025 16:39:27 +0100
Message-ID: <20250305153929.43687-18-philmd@linaro.org>
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The 'legacy binary' API allows checking target specific
features at runtime by comparing the argv[0] binary name.
Add few lines to easily symlink indentical targets (see
next commit).
Signed-off-by: Philippe Mathieu-Daud=C3=A9 <philmd@linaro.org>
---
This is ugly meson, but the point is to show a prototype.
One problem is we can not run 'make check-$suite-$target'
anymore :(
---
meson.build | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/meson.build b/meson.build
index e4ede6ba06f..c2b7ec57739 100644
--- a/meson.build
+++ b/meson.build
@@ -3251,6 +3251,9 @@ host_kconfig =3D \
=20
ignored =3D [ 'TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_ARCH' ]
=20
+aliased_targets =3D []
+aliased_target =3D {}
+
default_targets =3D 'CONFIG_DEFAULT_TARGETS' in config_host
actual_target_dirs =3D []
fdt_required =3D []
@@ -3273,6 +3276,9 @@ foreach target : target_dirs
endif
config_target +=3D { 'CONFIG_BSD_USER': 'y' }
elif target.endswith('softmmu')
+ if config_target['TARGET_NAME'] in aliased_targets
+ continue
+ endif
config_target +=3D { 'CONFIG_SYSTEM_ONLY': 'y' }
config_target +=3D { 'CONFIG_SOFTMMU': 'y' }
endif
@@ -4307,6 +4313,16 @@ foreach target : target_dirs
link_args: link_args,
win_subsystem: exe['win_subsystem'])
=20
+ if target_name in aliased_target
+ exe_alias =3D 'qemu-system-' + aliased_target[target_name]
+ emulators +=3D {exe_alias : custom_target(exe_alias,
+ input: [emulator],
+ output: exe_alias,
+ command: ['ln', '-f', '@INPU=
T@', '@OUTPUT@'],
+ install : true,
+ install_dir : get_option('bi=
ndir'))}
+ endif
+
if host_os =3D=3D 'darwin'
icon =3D 'pc-bios/qemu.rsrc'
build_input =3D [emulator, files(icon)]
--=20
2.47.1