Additional search path for patch.exe (cpm-cmake#581)

* Additional search path for patch.exe * Style
patstew · Aug 2, 2024 · 0bc73f4 · 0bc73f4
1 parent 8b67fe2
commit 0bc73f4
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/cmake/CPM.cmake b/cmake/CPM.cmake
@@ -477,13 +477,16 @@ function(cpm_add_patches)
   find_program(PATCH_EXECUTABLE patch)
   if(WIN32 AND NOT PATCH_EXECUTABLE)
     # The Windows git executable is distributed with patch.exe. Find the path to the executable, if
-    # it exists, then search `../../usr/bin` for patch.exe.
+    # it exists, then search `../usr/bin` and `../../usr/bin` for patch.exe.
     find_package(Git QUIET)
     if(GIT_EXECUTABLE)
       get_filename_component(extra_search_path ${GIT_EXECUTABLE} DIRECTORY)
-      get_filename_component(extra_search_path ${extra_search_path} DIRECTORY)
-      get_filename_component(extra_search_path ${extra_search_path} DIRECTORY)
-      find_program(PATCH_EXECUTABLE patch HINTS "${extra_search_path}/usr/bin")
+      get_filename_component(extra_search_path_1up ${extra_search_path} DIRECTORY)
+      get_filename_component(extra_search_path_2up ${extra_search_path_1up} DIRECTORY)
+      find_program(
+        PATCH_EXECUTABLE patch HINTS "${extra_search_path_1up}/usr/bin"
+                                     "${extra_search_path_2up}/usr/bin"
+      )
     endif()
   endif()
   if(NOT PATCH_EXECUTABLE)