chore: import upstream snapshot with attribution

2026-07-13 12:47:05 +08:00
commit 4f3b7da785
7394 changed files with 2005594 additions and 0 deletions
@@ -0,0 +1,70 @@
+# cmake/InstantiationCache.cmake
+# Smart caching for instantiation analysis
+
+function(should_process_file SOURCE_FILE SAFE_NAME OUT_VAR)
+    # Get file modification time
+    file(TIMESTAMP ${SOURCE_FILE} source_mtime)
+    
+    # Check if cached results exist
+    set(cache_file "${INST_TEMP_DIR}/${SAFE_NAME}.cache")
+    
+    if(EXISTS ${cache_file})
+        # Read cache timestamp
+        file(READ ${cache_file} cache_content LIMIT 100)
+        string(REGEX MATCH "timestamp:([0-9]+)" _ ${cache_content})
+        set(cache_time ${CMAKE_MATCH_1})
+        
+        # Compare timestamps
+        if(cache_time AND source_mtime EQUAL cache_time)
+            # Cache is valid, skip processing
+            set(${OUT_VAR} FALSE PARENT_SCOPE)
+            
+            # Load cached results
+            if(EXISTS ${INST_USED_DIR}/${SAFE_NAME}.used.cached)
+                file(COPY ${INST_USED_DIR}/${SAFE_NAME}.used.cached
+                     DESTINATION ${INST_USED_DIR}
+                     FILE_PERMISSIONS OWNER_READ OWNER_WRITE)
+                file(RENAME ${INST_USED_DIR}/${SAFE_NAME}.used.cached
+                           ${INST_USED_DIR}/${SAFE_NAME}.used)
+            endif()
+            
+            if(EXISTS ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided.cached)
+                file(COPY ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided.cached
+                     DESTINATION ${INST_PROVIDED_DIR}
+                     FILE_PERMISSIONS OWNER_READ OWNER_WRITE)
+                file(RENAME ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided.cached
+                           ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided)
+            endif()
+            
+            return()
+        endif()
+    endif()
+    
+    # Need to process this file
+    set(${OUT_VAR} TRUE PARENT_SCOPE)
+endfunction()
+
+function(cache_analysis_results SOURCE_FILE SAFE_NAME)
+    file(TIMESTAMP ${SOURCE_FILE} source_mtime)
+    
+    # Write cache marker
+    set(cache_file "${INST_TEMP_DIR}/${SAFE_NAME}.cache")
+    file(WRITE ${cache_file} "timestamp:${source_mtime}\n")
+    
+    # Cache the analysis results
+    if(EXISTS ${INST_USED_DIR}/${SAFE_NAME}.used)
+        file(COPY ${INST_USED_DIR}/${SAFE_NAME}.used
+             DESTINATION ${INST_USED_DIR}
+             FILE_PERMISSIONS OWNER_READ OWNER_WRITE)
+        file(RENAME ${INST_USED_DIR}/${SAFE_NAME}.used
+                   ${INST_USED_DIR}/${SAFE_NAME}.used.cached)
+    endif()
+    
+    if(EXISTS ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided)
+        file(COPY ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided
+             DESTINATION ${INST_PROVIDED_DIR}
+             FILE_PERMISSIONS OWNER_READ OWNER_WRITE)
+        file(RENAME ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided
+                   ${INST_PROVIDED_DIR}/${SAFE_NAME}.provided.cached)
+    endif()
+endfunction()