CMake install rule on Linux should also install to Textadept's modules directory.

Author: orbitalquark

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
         shell: bash
         run: |
           mkdir -p build/_deps && mv textadept-build/* build/_deps && rm -r textadept-build
-          cmake -S . -B build
+          cmake -S . -B build -D CMAKE_INSTALL_PREFIX=build/install
           cmake --build build --config Release --target diff -j
           cmake --install build --config Release
       - name: Upload artifacts

CMakeLists.txt

@@ -49,6 +49,12 @@ if(NOT (WIN32 OR APPLE))
 elseif(APPLE)
   install(CODE "file(RENAME ${src}/libdiff.dylib ${src}/diffosx.so)")
 endif()
+if(NOT (WIN32 OR APPLE))
+  include(GNUInstallDirs)
+  set(module_dir ${CMAKE_INSTALL_FULL_DATADIR}/textadept/modules/file_diff)
+  install(CODE "file(MAKE_DIRECTORY ${module_dir})")
+  install(FILES init.lua diff.so DESTINATION ${module_dir})
+endif()
 
 # Documentation.
 get_filename_component(ta_dir ${src}/../../ ABSOLUTE)