[GNUnet-SVN] [gnurl] 166/208: cmake: support make uninstall

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ng0 pushed a commit to annotated tag gnurl-7.55.0
in repository gnurl.

commit 27e2a4733c3321fb0b1a127360e8e96bc3d4ae53
Author: jasjuang <address@hidden>
AuthorDate: Mon Jul 10 16:17:15 2017 -0700

    cmake: support make uninstall
    
    Closes #1674
---
 CMakeLists.txt           | 11 +++++++++++
 cmake_uninstall.cmake.in | 26 ++++++++++++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8646c6adc..f21d89e8f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1333,3 +1333,14 @@ if(MSVC_VERSION EQUAL 1600)
     file(APPEND "${CURL_SLN_FILENAME}" "\n# This should be regenerated!\n")
   endif()
 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
+      ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
+endif()
diff --git a/cmake_uninstall.cmake.in b/cmake_uninstall.cmake.in
new file mode 100644
index 000000000..d00a51665
--- /dev/null
+++ b/cmake_uninstall.cmake.in
@@ -0,0 +1,26 @@
+if(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+  message(FATAL_ERROR "Cannot find install manifest: 
@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+endif(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+
+if (NOT DEFINED CMAKE_INSTALL_PREFIX)
+  set (CMAKE_INSTALL_PREFIX "@CMAKE_INSTALL_PREFIX@")
+endif ()
+ message(${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)

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