From 3d52512d264740c4a3dd7985a7b647fe98aa2954 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Tue, 13 Oct 2020 13:14:28 +0300
Subject: [PATCH] GeneratePkgConfig: fix absolute path handling.

GitOrigin-RevId: b5cdd94ca3b8c90781fd6101ab4ed58b159344fe
---
 CMake/GeneratePkgConfig.cmake | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/CMake/GeneratePkgConfig.cmake b/CMake/GeneratePkgConfig.cmake
index d6f4bf931..4c53d2f8d 100644
--- a/CMake/GeneratePkgConfig.cmake
+++ b/CMake/GeneratePkgConfig.cmake
@@ -6,6 +6,17 @@ function(get_relative_link OUTPUT PATH)
   string(REGEX REPLACE "^[$]<[$]<NOT:[$]<CONFIG:DEBUG>>:(.*)>$" "\\1" PATH "${PATH}")
 
   get_filename_component(NAME "${PATH}" NAME_WE)
+  if (IS_ABSOLUTE ${PATH})
+    get_filename_component(DIRECTORY_NAME "${PATH}" DIRECTORY)
+    if (WIN32)
+      set(${OUTPUT} "-l\"${DIRECTORY_NAME}/${NAME}\"" PARENT_SCOPE)
+    else()
+      get_filename_component(FULL_NAME "${PATH}" NAME)
+      set(${OUTPUT} "-L\"${DIRECTORY_NAME}\" -l:${FULL_NAME}" PARENT_SCOPE)
+    endif()
+    return()
+  endif()
+
   if (NOT WIN32 AND NAME MATCHES "^lib")
     string(REGEX REPLACE "^lib" "-l" LINK "${NAME}")
   elseif (NAME MATCHES "^-")