[GitHub] [nuttx] gustavonihei commented on a diff in pull request #9138: libc/string: select arch's libc for kernel/userspace optionally

["gustavonihei (via GitHub)" <gi...@apache.org>]

gustavonihei commented on code in PR #9138:
URL: https://github.com/apache/nuttx/pull/9138#discussion_r1180788621


##########
libs/libc/machine/Kconfig:
##########
@@ -137,6 +137,50 @@ config LIBC_ARCH_ELF_64BIT
 	default n
 	depends on LIBC_ARCH_ELF
 
+config LIBC_ARCH_ALLOW_KERNEL_ONLY
+	bool
+	default n
+
+config LIBC_ARCH_ALLOW_USER_ONLY
+	bool
+	default n
+
+if BUILD_PROTECTED || BUILD_KERNEL
+
+choice LIBC_ARCH_USAGE
+	prompt "libc architecture-specific usage"
+	default LIBC_ARCH_BOTH
+	depends on LIBC_ARCH_ALLOW_KERNEL_ONLY || LIBC_ARCH_ALLOW_USER_ONLY
+
+config LIBC_ARCH_BOTH
+	bool "Use architecture-specific on kernel and userspace"
+	depends on LIBC_ARCH_ALLOW_KERNEL_ONLY
+	depends on LIBC_ARCH_ALLOW_USER_ONLY

Review Comment:
   Unused option, what's the intended use for it?



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