Allow building psram examples in debug mode in CI

.github/actions/check-esp-hal/action.yml

@@ -57,5 +57,7 @@ runs:
         	--target=${{ inputs.target }} \
         	esp-hal
     - name: Build (examples)
+      env:
+        CI: 1
       shell: bash
       run: cargo +${{ inputs.toolchain }} xtask build-examples esp-hal ${{ inputs.device }} --debug

examples/build.rs

@@ -8,4 +8,12 @@ fn main() {
     if cfg!(feature = "esp-wifi") {
         println!("cargo::rustc-link-arg=-Trom_functions.x");
     }
+
+    // Allow building examples in CI in debug mode
+    println!("cargo:rustc-check-cfg=cfg(is_not_release)");
+    println!("cargo:rerun-if-env-changed=CI");
+    #[cfg(debug_assertions)]
+    if std::env::var("CI").is_err() {
+        println!("cargo::rustc-cfg=is_not_release");
+    }
 }

examples/src/bin/embassy_rmt_rx.rs

@@ -22,7 +22,7 @@ use esp_println::{print, println};
 
 const WIDTH: usize = 80;
 
-#[cfg(debug_assertions)]
+#[cfg(is_not_release)]
 compile_error!("Run this example in release mode");
 
 #[embassy_executor::task]

examples/src/bin/psram_octal.rs

@@ -25,11 +25,11 @@ fn init_psram_heap() {
     }
 }
 
+#[cfg(is_not_release)]
+compile_error!("PSRAM example must be built in release mode!");
+
 #[entry]
 fn main() -> ! {
-    #[cfg(debug_assertions)]
-    compile_error!("This example MUST be built in release mode!");
-
     let peripherals = esp_hal::init(esp_hal::Config::default());
 
     psram::init_psram(peripherals.PSRAM);

examples/src/bin/psram_quad.rs

@@ -1,6 +1,6 @@
 //! This shows how to use PSRAM as heap-memory via esp-alloc
 //!
-//! You need an ESP32, ESP32-S2, or ESP32-S3 with at least 2 MB of PSRAM memory.
+//! You need an ESP32, ESP32-S2 or ESP32-S3 with at least 2 MB of PSRAM memory.
 
 //% CHIPS: esp32 esp32s2 esp32s3
 //% FEATURES: psram-2m
@@ -25,11 +25,11 @@ fn init_psram_heap() {
     }
 }
 
+#[cfg(is_not_release)]
+compile_error!("PSRAM example must be built in release mode!");
+
 #[entry]
 fn main() -> ! {
-    #[cfg(debug_assertions)]
-    compile_error!("PSRAM example must be built in release mode!");
-
     let peripherals = esp_hal::init(esp_hal::Config::default());
 
     psram::init_psram(peripherals.PSRAM);