nuttx-apps/examples/rust/hello/CMakeLists.txt
Shoji Tokunaga d1202bd501 examples/rust: Avoid the infinite loop on sim for hello_rust_cargo
On the sim target (Windows/macOS/Linux), hello_rust_cargo_main() ended
with an infinite `loop {}` that never returned control to NSH, so the
example could not exit and the shell prompt hung.

Introduce a Cargo `sim` feature that is enabled only when CONFIG_ARCH_SIM
is set, and use it to compile out the trailing infinite loop and return 0
instead. Other embedded targets keep the original looping behavior.

Signed-off-by: Shoji Tokunaga <toku@mac.com>
2026-06-20 10:33:46 -03:00

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1.5 KiB
CMake

# ##############################################################################
# apps/examples/rust/hello/CMakeLists.txt
#
# Licensed to the Apache Software Foundation (ASF) under one or more contributor
# license agreements. See the NOTICE file distributed with this work for
# additional information regarding copyright ownership. The ASF licenses this
# file to you under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
#
# ##############################################################################
if(CONFIG_EXAMPLES_HELLO_RUST_CARGO)
# Build the Rust crate using nuttx_add_rust
if(CONFIG_ARCH_SIM)
nuttx_add_rust(CRATE_NAME hello CRATE_PATH ${CMAKE_CURRENT_SOURCE_DIR}
FEATURES sim)
else()
nuttx_add_rust(CRATE_NAME hello CRATE_PATH ${CMAKE_CURRENT_SOURCE_DIR})
endif()
nuttx_add_application(
NAME ${CONFIG_EXAMPLES_HELLO_RUST_CARGO_PROGNAME} STACKSIZE
${CONFIG_EXAMPLES_HELLO_RUST_CARGO_STACKSIZE} PRIORITY
${CONFIG_EXAMPLES_HELLO_RUST_CARGO_PRIORITY})
endif() # CONFIG_EXAMPLES_HELLO_RUST_CARGO