cmake/toolchain: Add Kconfig setting for toolchains with newlib

keith-packard · stephanosio · commit 28209a906963 · 2023-04-27T20:18:11.000+09:00
Label espressif, gnuarmemd and xtools toolchains with newlib support using
the Kconfig variable rather than relying on the TOOLCHAIN_HAS_NEWLIB
value.

Signed-off-by: Keith Packard &lt;keithp@keithp.com&gt;
diff --git a/cmake/toolchain/espressif/Kconfig b/cmake/toolchain/espressif/Kconfig
@@ -0,0 +1,7 @@
+# Copyright © 2023 Keith Packard
+# SPDX-License-Identifier: Apache-2.0
+
+config NEWLIB_LIBC_SUPPORTED
+	def_bool y
+	help
+	  Espressif supports newlib for C and C++ development.
diff --git a/cmake/toolchain/gnuarmemb/Kconfig b/cmake/toolchain/gnuarmemb/Kconfig
@@ -6,3 +6,4 @@
 config TOOLCHAIN_GNUARMEMB
 	def_bool y
 	select HAS_NEWLIB_LIBC_NANO
+	select NEWLIB_LIBC_SUPPORTED
diff --git a/cmake/toolchain/xtools/Kconfig b/cmake/toolchain/xtools/Kconfig
@@ -4,3 +4,8 @@
 config TOOLCHAIN_XTOOLS_SUPPORTS_THREAD_LOCAL_STORAGE
 	def_bool y
 	select TOOLCHAIN_SUPPORTS_THREAD_LOCAL_STORAGE
+
+config NEWLIB_LIBC_SUPPORTED
+	def_bool y
+	help
+	  Crosstools is assumed to support newlib for C and C++ development.
