From 0b5461935f520d80dca56c9c7f50118fdce33782 Mon Sep 17 00:00:00 2001
From: jasjuang <jasjuang@gmail.com>
Date: Tue, 20 Jun 2017 16:06:47 -0700
Subject: [PATCH] add sudo make uninstall for cmake build

---
 build/cmake/CMakeLists.txt           | 11 +++++++++++
 build/cmake/cmake_uninstall.cmake.in | 26 ++++++++++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 build/cmake/cmake_uninstall.cmake.in

diff --git a/build/cmake/CMakeLists.txt b/build/cmake/CMakeLists.txt
index b7d14c1..5081e0f 100644
--- a/build/cmake/CMakeLists.txt
+++ b/build/cmake/CMakeLists.txt
@@ -228,3 +228,14 @@ if(MAYBE_EXPORT)
       ${CMAKE_CURRENT_SOURCE_DIR}/CopyImportedTargetProperties.cmake
     DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/glew)
 endif()
+
+if(NOT TARGET uninstall)
+  configure_file(
+      ${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in
+      ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
+      IMMEDIATE @ONLY)
+
+  add_custom_target(uninstall
+      COMMAND ${CMAKE_COMMAND} -P
+      ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
+endif()
diff --git a/build/cmake/cmake_uninstall.cmake.in b/build/cmake/cmake_uninstall.cmake.in
new file mode 100644
index 0000000..d00a516
--- /dev/null
+++ b/build/cmake/cmake_uninstall.cmake.in
@@ -0,0 +1,26 @@
+if(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+  message(FATAL_ERROR "Cannot find install manifest: @CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+endif(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+
+if (NOT DEFINED CMAKE_INSTALL_PREFIX)
+  set (CMAKE_INSTALL_PREFIX "@CMAKE_INSTALL_PREFIX@")
+endif ()
+ message(${CMAKE_INSTALL_PREFIX})
+
+file(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
+string(REGEX REPLACE "\n" ";" files "${files}")
+foreach(file ${files})
+  message(STATUS "Uninstalling $ENV{DESTDIR}${file}")
+  if(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
+    exec_program(
+      "@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
+      OUTPUT_VARIABLE rm_out
+      RETURN_VALUE rm_retval
+      )
+    if(NOT "${rm_retval}" STREQUAL 0)
+      message(FATAL_ERROR "Problem when removing $ENV{DESTDIR}${file}")
+    endif(NOT "${rm_retval}" STREQUAL 0)
+  else(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
+    message(STATUS "File $ENV{DESTDIR}${file} does not exist.")
+  endif(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
+endforeach(file)