[Mesa-dev] [PATCH 1/2] meson: Be a bit more helpful when arch or OS is unknown

[Guido Günther]

V2: Add one missing @0@

Signed-off-by: Guido Günther <guido.gunt...@puri.sm>
---
 meson.build | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/meson.build b/meson.build
index 1b3dfa221c9..c3a7e8cdd74 100644
--- a/meson.build
+++ b/meson.build
@@ -102,13 +102,15 @@ if _drivers.contains('auto')
     elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
       _drivers = []
     else
-      error('Unknown architecture. Please pass -Ddri-drivers to set driver 
options. Patches gladly accepted to fix this.')
+      error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver 
options. Patches gladly accepted to fix this.'.format(
+            host_machine.cpu_family()))
     endif
   elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
     # only swrast would make sense here, but gallium swrast is a much better 
default
     _drivers = []
   else
-    error('Unknown OS. Please pass -Ddri-drivers to set driver options. 
Patches gladly accepted to fix this.')
+    error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. 
Patches gladly accepted to fix this.'.format(
+          host_machine.system()))
   endif
 endif
 
@@ -135,12 +137,14 @@ if _drivers.contains('auto')
         'tegra', 'virgl', 'swrast',
       ]
     else
-      error('Unknown architecture. Please pass -Dgallium-drivers to set driver 
options. Patches gladly accepted to fix this.')
+      error('Unknown architecture @0@. Please pass -Dgallium-drivers to set 
driver options. Patches gladly accepted to fix this.'.format(
+            host_machine.cpu_family()))
     endif
   elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
     _drivers = ['swrast']
   else
-    error('Unknown OS. Please pass -Dgallium-drivers to set driver options. 
Patches gladly accepted to fix this.')
+    error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver 
options. Patches gladly accepted to fix this.'.format(
+          host_machine.system()))
   endif
 endif
 with_gallium_pl111 = _drivers.contains('pl111')
@@ -176,13 +180,15 @@ if _vulkan_drivers.contains('auto')
     if host_machine.cpu_family().startswith('x86')
       _vulkan_drivers = ['amd', 'intel']
     else
-      error('Unknown architecture. Please pass -Dvulkan-drivers to set driver 
options. Patches gladly accepted to fix this.')
+      error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set 
driver options. Patches gladly accepted to fix this.'.format(
+            host_machine.cpu_family()))
     endif
   elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
     # No vulkan driver supports windows or macOS currently
     _vulkan_drivers = []
   else
-    error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. 
Patches gladly accepted to fix this.')
+    error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. 
Patches gladly accepted to fix this.'.format(
+          host_machine.system()))
   endif
 endif
 
@@ -230,7 +236,8 @@ if _platforms.contains('auto')
   elif ['haiku'].contains(host_machine.system())
     _platforms = ['haiku']
   else
-    error('Unknown OS. Please pass -Dplatforms to set platforms. Patches 
gladly accepted to fix this.')
+    error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches 
gladly accepted to fix this.'.format(
+          host_machine.system()))
   endif
 endif
 
-- 
2.18.0

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