change(esp_libc): rename newlib component to esp_libc

Author: Lapshin

.codespellrc

@@ -1,4 +1,4 @@
 [codespell]
-skip = build,*.yuv,components/fatfs/src/*,alice.txt,*.rgb,components/wpa_supplicant/*,components/esp_wifi/*,*.pem,components/newlib/COPYING.*,docs/sphinx-known-warnings.txt
+skip = build,*.yuv,components/fatfs/src/*,alice.txt,*.rgb,components/wpa_supplicant/*,components/esp_wifi/*,*.pem,*/COPYING*,docs/sphinx-known-warnings.txt
 ignore-words-list = ser,dout,rsource,fram,inout,shs,ans,aci,unstall,unstalling,hart,wheight,wel,ot,fane,assertIn,registr,oen,parms
 write-changes = true

.gitlab/CODEOWNERS

@@ -103,6 +103,7 @@
 /components/esp_hw_support/lowpower/  @esp-idf-codeowners/power-management
 /components/esp_hw_support/usb_phy/   @esp-idf-codeowners/peripherals/usb
 /components/esp_lcd/                  @esp-idf-codeowners/peripherals
+/components/esp_libc/                 @esp-idf-codeowners/system @esp-idf-codeowners/toolchain
 /components/esp_local_ctrl/           @esp-idf-codeowners/app-utilities
 /components/esp_mm/                   @esp-idf-codeowners/peripherals
 /components/esp_netif/                @esp-idf-codeowners/network
@@ -140,7 +141,6 @@
 /components/lwip/                     @esp-idf-codeowners/lwip
 /components/mbedtls/                  @esp-idf-codeowners/app-utilities/mbedtls @esp-idf-codeowners/security
 /components/mqtt/                     @esp-idf-codeowners/network
-/components/newlib/                   @esp-idf-codeowners/system @esp-idf-codeowners/toolchain
 /components/nvs_flash/                @esp-idf-codeowners/storage
 /components/nvs_sec_provider/         @esp-idf-codeowners/storage @esp-idf-codeowners/security
 /components/openthread/               @esp-idf-codeowners/ieee802154

.idf_build_apps.toml

@@ -48,7 +48,7 @@ deactivate_dependency_driven_build_by_components = [
     'hal',
     'heap',
     'log',
-    'newlib',
+    'esp_libc',
     'riscv',
     'soc',
     'xtensa',

components/README.md

@@ -31,8 +31,7 @@ set(COMPONENTS
     micro-ecc
     main
     efuse
-    esp_system
-    newlib
+    esp_libc
     esp_tee)
 
 # EXTRA_COMPONENT_DIRS can be populated with directories containing one or several components.
@@ -61,7 +60,7 @@ endforeach()
 set(BOOTLOADER_BUILD 1)
 set(NON_OS_BUILD 1)
 include("${IDF_PATH}/tools/cmake/project.cmake")
-set(common_req log esp_rom esp_common esp_hw_support newlib)
+set(common_req log esp_rom esp_common esp_hw_support esp_libc)
 idf_build_set_property(EXTRA_COMPONENT_EXCLUDE_DIRS "${EXTRA_COMPONENT_EXCLUDE_DIRS}")
 idf_build_set_property(__COMPONENT_REQUIRES_COMMON "${common_req}")
 idf_build_set_property(__OUTPUT_SDKCONFIG 0)

components/bootloader/subproject/CMakeLists.txt

@@ -74,15 +74,15 @@ if(NOT esp_tee_build)
     # Furthermore, force libcxx to appear later than libgcc because some libgcc unwind code is wrapped, if C++
     # exceptions are disabled. libcxx (this component) provides the unwind code wrappers.
     # This is to prevent linking of libgcc's unwind code which considerably increases the binary size.
-    # Also force libnewlib to appear later than libstdc++ in link line since libstdc++ depends on
-    # some functions in libnewlib, e.g. getentropy().
+    # Also force esp_libc to appear later than libstdc++ in link line since libstdc++ depends on
+    # some functions in esp_libc, e.g. getentropy().
     idf_component_get_property(pthread pthread COMPONENT_LIB)
-    idf_component_get_property(newlib newlib COMPONENT_LIB)
+    idf_component_get_property(esp_libc esp_libc COMPONENT_LIB)
 
     if(CMAKE_C_COMPILER_ID MATCHES "Clang")
-        target_link_libraries(stdcpp_deps INTERFACE stdc++ c $<TARGET_FILE:${pthread}> $<TARGET_FILE:${newlib}>)
+        target_link_libraries(stdcpp_deps INTERFACE stdc++ c $<TARGET_FILE:${pthread}> $<TARGET_FILE:${esp_libc}>)
     else()
-        target_link_libraries(stdcpp_deps INTERFACE stdc++ $<TARGET_FILE:${pthread}> $<TARGET_FILE:${newlib}>)
+        target_link_libraries(stdcpp_deps INTERFACE stdc++ $<TARGET_FILE:${pthread}> $<TARGET_FILE:${esp_libc}>)
     endif()
 endif()
 

components/cxx/CMakeLists.txt

@@ -229,7 +229,7 @@ static ssize_t uart_write(int fd, const void * data, size_t size)
     tx_func_t tx_func = s_ctx[fd]->tx_func;
     esp_line_endings_t tx_mode = s_ctx[fd]->tx_mode;
     const char *data_c = (const char *)data;
-    /*  Even though newlib does stream locking on each individual stream, we need
+    /*  Even though libc does stream locking on each individual stream, we need
      *  a dedicated UART lock if two streams (stdout and stderr) point to the
      *  same UART.
      */

components/esp_driver_uart/src/uart_vfs.c

@@ -68,7 +68,7 @@ else()
 endif()
 
 set(ldfragments "")
-list(APPEND ldfragments "src/newlib.lf" "src/system_libs.lf")
+list(APPEND ldfragments "src/esp_libc.lf" "src/system_libs.lf")
 
 if(CONFIG_LIBC_NEWLIB)
     list(APPEND ldfragments src/libc.lf)
@@ -84,8 +84,8 @@ idf_component_register(SRCS "${srcs}"
                     LDFRAGMENTS "${ldfragments}")
 
 # Toolchain libraries require code defined in this component
-idf_component_get_property(newlib newlib COMPONENT_LIB)
-target_link_libraries(${COMPONENT_LIB} INTERFACE c m ${CONFIG_COMPILER_RT_LIB_NAME} "$<TARGET_FILE:${newlib}>")
+idf_component_get_property(esp_libc esp_libc COMPONENT_LIB)
+target_link_libraries(${COMPONENT_LIB} INTERFACE c m ${CONFIG_COMPILER_RT_LIB_NAME} "$<TARGET_FILE:${esp_libc}>")
 
 set_source_files_properties(heap.c PROPERTIES COMPILE_FLAGS -fno-builtin)