From f54d859de683ffcc6a6bafd3093449d9744422b7 Mon Sep 17 00:00:00 2001
From: Lars Bilke <lars.bilke@ufz.de>
Date: Tue, 16 Jan 2024 13:52:45 +0100
Subject: [PATCH] [cmake] Enable long paths support on Windows.
---
scripts/cmake/Functions.cmake | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/scripts/cmake/Functions.cmake b/scripts/cmake/Functions.cmake
index 8e17e1c035d..1cf7f915897 100644
--- a/scripts/cmake/Functions.cmake
+++ b/scripts/cmake/Functions.cmake
@@ -127,6 +127,26 @@ function(ogs_add_executable targetName)
list(APPEND files ${file_path})
endforeach()
+ if(WIN32)
+ # Generate manifest file with long paths enabled. Is added to source
+ # files which embeds it into the executable. To work long paths have
+ # to be enabled in the registry as well:
+ # https://learn.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation?tabs=registry#enable-long-paths-in-windows-10-version-1607-and-later
+ set(target_mn_filename "${targetName}_longpath.manifest")
+ set(mn_file_output "${CMAKE_CURRENT_BINARY_DIR}/${target_mn_filename}")
+
+ set(mn_contents [=[<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+<application xmlns="urn:schemas-microsoft-com:asm.v3">
+ <windowsSettings xmlns:ws2="http://schemas.microsoft.com/SMI/2016/WindowsSettings">
+ <ws2:longPathAware>true</ws2:longPathAware>
+ </windowsSettings>
+</application>
+</assembly>]=])
+ file(GENERATE OUTPUT "${mn_file_output}" CONTENT "${mn_contents}")
+ list(APPEND files ${mn_file_output})
+ endif()
+
add_executable(${targetName} ${files})
target_compile_options(
--
GitLab