From fa9906995135e91c26c70300f9b90ef1954f0c70 Mon Sep 17 00:00:00 2001
From: WerWolv <werwolv98@gmail.com>
Date: Thu, 14 Aug 2025 21:58:20 +0200
Subject: [PATCH] build: Move ImHex-Patterns downloading to install step

---
 cmake/build_helpers.cmake | 109 +++++++++++++++++++++-----------------
 1 file changed, 60 insertions(+), 49 deletions(-)

diff --git a/cmake/build_helpers.cmake b/cmake/build_helpers.cmake
index aae9c8688..c249056fb 100644
--- a/cmake/build_helpers.cmake
+++ b/cmake/build_helpers.cmake
@@ -516,6 +516,10 @@ function(loadVersion version plain_version)
     string(REPLACE ".WIP" "" read_version_plain ${read_version})
     set(${version} ${read_version} PARENT_SCOPE)
     set(${plain_version} ${read_version_plain} PARENT_SCOPE)
+
+    if (read_version MATCHES ".+\.WIP")
+        set(IMHEX_PATTERNS_PULL_MASTER ON PARENT_SCOPE)
+    endif()
 endfunction()
 
 function(detectBadClone)
@@ -589,60 +593,67 @@ macro(setVariableInParent variable value)
 endmacro()
 
 function(downloadImHexPatternsFiles dest)
-    if (NOT IMHEX_OFFLINE_BUILD)
-        if (IMHEX_PATTERNS_PULL_MASTER)
-            set(PATTERNS_BRANCH master)
+    install(CODE "set(dest \"${dest}\")")
+    install(CODE "set(IMHEX_OFFLINE_BUILD ${IMHEX_OFFLINE_BUILD})")
+    install(CODE "set(IMHEX_PATTERNS_PULL_MASTER ${IMHEX_PATTERNS_PULL_MASTER})")
+    install(CODE "set(IMHEX_VERSION \"${IMHEX_VERSION}\")")
+    install(CODE [[
+        if (NOT IMHEX_OFFLINE_BUILD)
+            if (IMHEX_PATTERNS_PULL_MASTER)
+                set(PATTERNS_BRANCH master)
+            else ()
+                set(PATTERNS_BRANCH ImHex-v${IMHEX_VERSION})
+            endif ()
+
+            set(imhex_patterns_SOURCE_DIR "${CMAKE_BINARY_DIR}/imhex_patterns")
+            execute_process(
+                COMMAND
+                    git clone --recurse-submodules --branch ${PATTERNS_BRANCH} https://github.com/WerWolv/ImHex-Patterns.git ${imhex_patterns_SOURCE_DIR}
+                OUTPUT_QUIET
+                ERROR_QUIET
+            )
+
+            message(STATUS "Downloading ImHex-Patterns repo branch ${PATTERNS_BRANCH}...")
+            message(STATUS "Finished downloading ImHex-Patterns to ${imhex_patterns_SOURCE_DIR}")
+
         else ()
-            set(PATTERNS_BRANCH ImHex-v${IMHEX_VERSION})
+            set(imhex_patterns_SOURCE_DIR "")
+
+            # Maybe patterns are cloned to a subdirectory
+            if (NOT EXISTS ${imhex_patterns_SOURCE_DIR})
+                set(imhex_patterns_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ImHex-Patterns")
+            endif()
+
+            # Or a sibling directory
+            if (NOT EXISTS ${imhex_patterns_SOURCE_DIR})
+                set(imhex_patterns_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../ImHex-Patterns")
+            endif()
         endif ()
 
-        FetchContent_Declare(
-                imhex_patterns
-                GIT_REPOSITORY https://github.com/WerWolv/ImHex-Patterns.git
-                GIT_TAG origin/master
-        )
-
-        message(STATUS "Downloading ImHex-Patterns repo branch ${PATTERNS_BRANCH}...")
-        FetchContent_MakeAvailable(imhex_patterns)
-        message(STATUS "Finished downloading ImHex-Patterns")
-
-    else ()
-        set(imhex_patterns_SOURCE_DIR "")
-
-        # Maybe patterns are cloned to a subdirectory
         if (NOT EXISTS ${imhex_patterns_SOURCE_DIR})
-            set(imhex_patterns_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ImHex-Patterns")
-        endif()
+            message(WARNING "Failed to locate ImHex-Patterns repository, some resources will be missing during install!")
+        elseif(XCODE)
+            # The Xcode build has multiple configurations, which each need a copy of these files
+            file(GLOB_RECURSE sourceFilePaths LIST_DIRECTORIES NO CONFIGURE_DEPENDS RELATIVE "${imhex_patterns_SOURCE_DIR}"
+                "${imhex_patterns_SOURCE_DIR}/constants/*"
+                "${imhex_patterns_SOURCE_DIR}/encodings/*"
+                "${imhex_patterns_SOURCE_DIR}/includes/*"
+                "${imhex_patterns_SOURCE_DIR}/patterns/*"
+                "${imhex_patterns_SOURCE_DIR}/magic/*"
+                "${imhex_patterns_SOURCE_DIR}/nodes/*"
+            )
+            list(FILTER sourceFilePaths EXCLUDE REGEX "_schema.json$")
 
-        # Or a sibling directory
-        if (NOT EXISTS ${imhex_patterns_SOURCE_DIR})
-            set(imhex_patterns_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../ImHex-Patterns")
-        endif()
-    endif ()
-
-    if (NOT EXISTS ${imhex_patterns_SOURCE_DIR})
-        message(WARNING "Failed to locate ImHex-Patterns repository, some resources will be missing during install!")
-    elseif(XCODE)
-        # The Xcode build has multiple configurations, which each need a copy of these files
-        file(GLOB_RECURSE sourceFilePaths LIST_DIRECTORIES NO CONFIGURE_DEPENDS RELATIVE "${imhex_patterns_SOURCE_DIR}"
-            "${imhex_patterns_SOURCE_DIR}/constants/*"
-            "${imhex_patterns_SOURCE_DIR}/encodings/*"
-            "${imhex_patterns_SOURCE_DIR}/includes/*"
-            "${imhex_patterns_SOURCE_DIR}/patterns/*"
-            "${imhex_patterns_SOURCE_DIR}/magic/*"
-            "${imhex_patterns_SOURCE_DIR}/nodes/*"
-        )
-        list(FILTER sourceFilePaths EXCLUDE REGEX "_schema.json$")
-
-        foreach(relativePath IN LISTS sourceFilePaths)
-            file(GENERATE OUTPUT "${dest}/${relativePath}" INPUT "${imhex_patterns_SOURCE_DIR}/${relativePath}")
-        endforeach()
-    else()
-        set(PATTERNS_FOLDERS_TO_INSTALL constants encodings includes patterns magic nodes)
-        foreach (FOLDER ${PATTERNS_FOLDERS_TO_INSTALL})
-            install(DIRECTORY "${imhex_patterns_SOURCE_DIR}/${FOLDER}" DESTINATION "${dest}" PATTERN "**/_schema.json" EXCLUDE)
-        endforeach ()
-    endif ()
+            foreach(relativePath IN LISTS sourceFilePaths)
+                file(GENERATE OUTPUT "${dest}/${relativePath}" INPUT "${imhex_patterns_SOURCE_DIR}/${relativePath}")
+            endforeach()
+        else()
+            set(PATTERNS_FOLDERS_TO_INSTALL constants encodings includes patterns magic nodes)
+            foreach (FOLDER ${PATTERNS_FOLDERS_TO_INSTALL})
+                file(COPY "${imhex_patterns_SOURCE_DIR}/${FOLDER}" DESTINATION "${dest}" PATTERN "**/_schema.json" EXCLUDE)
+            endforeach ()
+        endif ()
+    ]])
 
 endfunction()