ams: support building unit test programs on windows/linux/macos

libraries/libstratosphere/source/hos/hos_stratosphere_api.cpp

@@ -18,10 +18,11 @@
 
 namespace ams::os {
 
-    void InitializeForStratosphereInternal();
+    void Initialize();
 
 }
 
+#if defined(ATMOSPHERE_OS_HORIZON)
 extern "C" {
 
     /* Provide libnx address space allocation shim. */
@@ -30,6 +31,7 @@ extern "C" {
     }
 
 }
+#endif
 
 namespace ams::hos {
 
@@ -53,13 +55,15 @@ namespace ams::hos {
 
     void InitializeForStratosphere() {
         /* Initialize the global os resource managers. This *must* be done before anything else in stratosphere. */
-        os::InitializeForStratosphereInternal();
+        os::Initialize();
 
         /* Initialize hos::Version API. */
         hos::InitializeVersionInternal(CanAllowTemporaryApproximateVersion());
 
+        #if defined(ATMOSPHERE_OS_HORIZON)
         /* Check that we're running under mesosphere. */
         AMS_ABORT_UNLESS(IsUnitTestProgramForSetVersion() || svc::IsKernelMesosphere());
+        #endif
     }
 
 }

libraries/libstratosphere/source/hos/hos_version_api.cpp

@@ -33,6 +33,7 @@ namespace ams::hos {
             return ResultSuccess();
         }
 
+        #if defined(ATMOSPHERE_OS_HORIZON)
         Result GetApproximateExosphereApiInfo(exosphere::ApiInfo *out) {
             u64 exosphere_cfg;
 
@@ -43,20 +44,28 @@ namespace ams::hos {
             *out = { exosphere_cfg };
             return ResultSuccess();
         }
+        #endif
 
         exosphere::ApiInfo GetExosphereApiInfo(bool allow_approximate) {
             exosphere::ApiInfo info;
+            #if defined(ATMOSPHERE_OS_HORIZON)
             while (true) {
                 if (R_SUCCEEDED(GetExosphereApiInfo(std::addressof(info)))) {
-                    return info;
+                    break;
                 }
 
                 if (allow_approximate && R_SUCCEEDED(GetApproximateExosphereApiInfo(std::addressof(info)))) {
-                    return info;
+                    break;
                 }
 
                 svc::SleepThread(TimeSpan::FromMilliSeconds(25).GetNanoSeconds());
             }
+            #else
+            AMS_UNUSED(allow_approximate);
+            R_ABORT_UNLESS(GetExosphereApiInfo(std::addressof(info)));
+            #endif
+
+            return info;
         }
 
     }
@@ -118,6 +127,8 @@ namespace ams::hos {
             }
         }
 
+
+        #if defined(ATMOSPHERE_OS_HORIZON)
         /* Set the version for libnx. */
         {
             const u32 major = (static_cast<u32>(current) >> 24) & 0xFF;
@@ -125,6 +136,7 @@ namespace ams::hos {
             const u32 micro = (static_cast<u32>(current) >>  8) & 0xFF;
             hosversionSet((BIT(31)) | (MAKEHOSVERSION(major, minor, micro)));
         }
+        #endif
     }
 
     ::ams::hos::Version GetVersion() {

libraries/libstratosphere/source/hos/hos_version_api_private.cpp

@@ -19,6 +19,7 @@ namespace ams::hos {
 
     namespace {
 
+        #if defined(ATMOSPHERE_OS_HORIZON)
         settings::FirmwareVersion GetSettingsFirmwareVersion() {
             /* Mount the system version title. */
             R_ABORT_UNLESS(ams::fs::MountSystemData("sysver", ncm::SystemDataId::SystemVersion));
@@ -35,12 +36,14 @@ namespace ams::hos {
 
             return firmware_version;
         }
+        #endif
 
     }
 
     void InitializeVersionInternal(bool allow_approximate);
 
     void SetNonApproximateVersionInternal() {
+        #if defined(ATMOSPHERE_OS_HORIZON)
         /* Get the settings . */
         const auto firmware_version = GetSettingsFirmwareVersion();
 
@@ -49,6 +52,7 @@ namespace ams::hos {
 
         /* Update our own version value. */
         InitializeVersionInternal(false);
+        #endif
     }
 
 }

libraries/libstratosphere/source/hos/hos_version_api_weak_for_unit_test.cpp

@@ -18,7 +18,11 @@
 namespace ams::hos {
 
     WEAK_SYMBOL bool IsUnitTestProgramForSetVersion() {
+        #if defined(ATMOSPHERE_OS_HORIZON)
         return false;
+        #else
+        return true;
+        #endif
     }
 
 }