# Ceres Solver - A fast non-linear least squares minimizer

# Copyright 2015 Google Inc. All rights reserved.

# http://ceres-solver.org/

#

# Redistribution and use in source and binary forms, with or without

# modification, are permitted provided that the following conditions are met:

#

# * Redistributions of source code must retain the above copyright notice,

#   this list of conditions and the following disclaimer.

# * Redistributions in binary form must reproduce the above copyright notice,

#   this list of conditions and the following disclaimer in the documentation

#   and/or other materials provided with the distribution.

# * Neither the name of Google Inc. nor the names of its contributors may be

#   used to endorse or promote products derived from this software without

#   specific prior written permission.

#

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE

# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

# POSSIBILITY OF SUCH DAMAGE.

#

# Author: arnaudgelas@gmail.com (Arnaud Gelas)

#         alexs.mac@gmail.com (Alex Stewart)

if (COMMAND cmake_policy)

  # Ignore empty elements in LIST() commands.

  cmake_policy(SET CMP0007 OLD)

endif (COMMAND cmake_policy)

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")

file(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" INSTALL_MANIFEST)

string(REGEX REPLACE "\n" ";" INSTALL_MANIFEST "${INSTALL_MANIFEST}")

list(REVERSE INSTALL_MANIFEST)

foreach (INSTALLED_FILE ${INSTALL_MANIFEST})

  # Save the root ceres include install directory, e.g. /usr/local/include/ceres

  # so that we can remove it at the end.

  if (NOT CERES_INCLUDE_INSTALL_ROOT)

    get_filename_component(FILE_NAME ${INSTALLED_FILE} NAME)

    if (FILE_NAME STREQUAL ceres.h)

      # Ensure that the directory is nested as we expect, as we are going to

      # remove it, and we do not want to remove files pertaining to anyone else.

      get_filename_component(PARENT_DIR ${INSTALLED_FILE} PATH)

      get_filename_component(PARENT_DIR_NAME ${PARENT_DIR} NAME)

      if (PARENT_DIR_NAME STREQUAL ceres AND IS_DIRECTORY ${PARENT_DIR})

        set(CERES_INCLUDE_INSTALL_ROOT ${PARENT_DIR})

      endif (PARENT_DIR_NAME STREQUAL ceres AND IS_DIRECTORY ${PARENT_DIR})

    endif (FILE_NAME STREQUAL ceres.h)

  endif (NOT CERES_INCLUDE_INSTALL_ROOT)

  message(STATUS "Uninstalling \"$ENV{DESTDIR}${INSTALLED_FILE}\"")

  if (EXISTS "$ENV{DESTDIR}${INSTALLED_FILE}")

    execute_process(COMMAND @CMAKE_COMMAND@

                    -E remove "$ENV{DESTDIR}${INSTALLED_FILE}"

                    OUTPUT_VARIABLE RM_OUT

                    RESULT_VARIABLE RM_RETVAL)

    if (NOT ${RM_RETVAL} EQUAL 0)

      message(FATAL_ERROR

              "Problem when removing \"$ENV{DESTDIR}${INSTALLED_FILE}\"")

    endif (NOT ${RM_RETVAL} EQUAL 0)

  else (EXISTS "$ENV{DESTDIR}${INSTALLED_FILE}")

    message(STATUS "File \"$ENV{DESTDIR}${INSTALLED_FILE}\" does not exist.")

  endif (EXISTS "$ENV{DESTDIR}${INSTALLED_FILE}")

endforeach(INSTALLED_FILE)

# Removing Ceres include install directory.

if (CERES_INCLUDE_INSTALL_ROOT AND

    EXISTS ${CERES_INCLUDE_INSTALL_ROOT})

  message(STATUS "Removing Ceres include install directory: "

                 "\"$ENV{DESTDIR}${CERES_INCLUDE_INSTALL_ROOT}\"")

  execute_process(COMMAND @CMAKE_COMMAND@

                  -E remove_directory

                  "$ENV{DESTDIR}${CERES_INCLUDE_INSTALL_ROOT}"

                  OUTPUT_VARIABLE RM_OUT

                  RESULT_VARIABLE RM_RETVAL)

  if (NOT ${RM_RETVAL} EQUAL 0)

    message(FATAL_ERROR

      "Failed to remove: \"$ENV{DESTDIR}${CERES_INCLUDE_INSTALL_ROOT\"")

  endif (NOT ${RM_RETVAL} EQUAL 0)

else (CERES_INCLUDE_INSTALL_ROOT AND

    EXISTS ${CERES_INCLUDE_INSTALL_ROOT})

  message(FATAL_ERROR "Failed to find Ceres installed include directory "

                      "(e.g. /usr/local/include/ceres), candidate: "

                      "\"$ENV{DESTDIR}${CERES_INCLUDE_INSTALL_ROOT}\"")

endif (CERES_INCLUDE_INSTALL_ROOT AND

  EXISTS ${CERES_INCLUDE_INSTALL_ROOT})