From 28a35e967389c0982b2609fe43bdcbd01e422443 Mon Sep 17 00:00:00 2001
From: Martchus <martchus@gmx.net>
Date: Tue, 22 Mar 2022 22:02:50 +0100
Subject: [PATCH] Remove project name from headers dir if it already starts
 with it

This is useful if the repo contains headers in a directory called like the
project itself and should not have any effect on other projects.
---
 cmake/modules/LibraryTarget.cmake | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cmake/modules/LibraryTarget.cmake b/cmake/modules/LibraryTarget.cmake
index ad34498..80ce29f 100644
--- a/cmake/modules/LibraryTarget.cmake
+++ b/cmake/modules/LibraryTarget.cmake
@@ -514,6 +514,13 @@ if (NOT META_NO_INSTALL_TARGETS AND ENABLE_INSTALL_TARGETS)
     if (NOT META_IS_PLUGIN)
         foreach (HEADER_FILE ${HEADER_FILES} ${ADDITIONAL_HEADER_FILES})
             get_filename_component(HEADER_DIR "${HEADER_FILE}" DIRECTORY)
+            string(FIND "${HEADER_DIR}" "${META_PROJECT_NAME}/" HEADER_DIR_PRO)
+            if (HEADER_DIR STREQUAL META_PROJECT_NAME)
+                unset(HEADER_DIR)
+            elseif (HEADER_DIR_PRO EQUAL 0)
+                string(LENGTH "${META_PROJECT_NAME}/" HEADER_DIR_BEGIN)
+                string(SUBSTRING "${HEADER_DIR}" "${HEADER_DIR_BEGIN}" -1 HEADER_DIR)
+            endif ()
             install(
                 FILES "${HEADER_FILE}"
                 DESTINATION "${INCLUDE_SUBDIR}/${META_PROJECT_NAME}/${HEADER_DIR}"