[PATCH v2] eal: provide per lcore macros for MSVC

[Tyler Retzlaff <roretzla@linux.microsoft.com>]

Provide per lcore macros that use __declspec(thread) and uses C23
typeof.

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
---
 lib/eal/include/rte_per_lcore.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/eal/include/rte_per_lcore.h b/lib/eal/include/rte_per_lcore.h
index eaedf0c..2b846f9 100644
--- a/lib/eal/include/rte_per_lcore.h
+++ b/lib/eal/include/rte_per_lcore.h
@@ -24,19 +24,27 @@
 
 #include <pthread.h>
 
+#ifdef RTE_TOOLCHAIN_MSVC
 /**
  * Macro to define a per lcore variable "var" of type "type", don't
  * use keywords like "static" or "volatile" in type, just prefix the
  * whole macro.
  */
 #define RTE_DEFINE_PER_LCORE(type, name)			\
-	__thread __typeof__(type) per_lcore_##name
+	__declspec(thread) typeof(type) per_lcore_##name
 
 /**
  * Macro to declare an extern per lcore variable "var" of type "type"
  */
 #define RTE_DECLARE_PER_LCORE(type, name)			\
+	extern __declspec(thread) typeof(type) per_lcore_##name
+#else
+#define RTE_DEFINE_PER_LCORE(type, name)			\
+	__thread __typeof__(type) per_lcore_##name
+
+#define RTE_DECLARE_PER_LCORE(type, name)			\
 	extern __thread __typeof__(type) per_lcore_##name
+#endif
 
 /**
  * Read/write the per-lcore variable value
-- 
1.8.3.1