Still NanoS refs to be removed

Author: yogh333

ledger_secure_sdk_sys/build.rs

@@ -322,7 +322,7 @@ impl SDKBuilder<'_> {
                 println!("cargo:rustc-env=API_LEVEL={}", self.api_level);
                 println!("cargo:warning=API_LEVEL is {}", self.api_level);
             }
-            None => Err(SDKBuildError::InvalidAPILevel),
+            None => return Err(SDKBuildError::InvalidAPILevel),
         }
 
         // Export other SDK infos into env for 'infos.rs'

ledger_secure_sdk_sys/src/infos.rs

@@ -17,7 +17,6 @@ macro_rules! const_cstr {
     };
 }
 
-#[cfg(not(target_os = "nanos"))]
 const fn const_parse_api_level(x: &str) -> u8 {
     let a = x.as_bytes();
     let mut res = a[0] - b'0';
@@ -32,11 +31,9 @@ const fn const_parse_api_level(x: &str) -> u8 {
 
 /// Expose the API_LEVEL
 #[used]
-#[cfg(not(target_os = "nanos"))]
 static API_LEVEL: u8 = const_parse_api_level(env!("API_LEVEL"));
 
 // Store metadata in the ELF file
-#[cfg(not(target_os = "nanos"))]
 const_cstr!(ELF_API_LEVEL, "ledger.api_level", env!("API_LEVEL"));
 
 const_cstr!(ELF_TARGET, "ledger.target", env!("TARGET"));