remove pmm.cmake file

pmm.cmake

-## MIT License
-##
-## Copyright (c) 2019 vector-of-bool
-##
-## Permission is hereby granted, free of charge, to any person obtaining a copy
-## of this software and associated documentation files (the "Software"), to deal
-## in the Software without restriction, including without limitation the rights
-## to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-## copies of the Software, and to permit persons to whom the Software is
-## furnished to do so, subject to the following conditions:
-##
-## The above copyright notice and this permission notice shall be included in all
-## copies or substantial portions of the Software.
-##
-## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-## IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-## AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-## LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-## OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-## SOFTWARE.
-
-# Bump this version to change what PMM version is downloaded
-set(PMM_VERSION_INIT 1.5.1)
-
-# Helpful macro to set a variable if it isn't already set
-macro(_pmm_set_if_undef varname)
-    if(NOT DEFINED "${varname}")
-        set("${varname}" "${ARGN}")
-    endif()
-endmacro()
-
-## Variables used by this script
-# The version:
-_pmm_set_if_undef(PMM_VERSION ${PMM_VERSION_INIT})
-# The base URL we download PMM from:
-_pmm_set_if_undef(PMM_URL_BASE "https://vector-of-bool.github.io/pmm")
-# The real URL we download from (Based on the version)
-_pmm_set_if_undef(PMM_URL "${PMM_URL_BASE}/${PMM_VERSION}")
-# The directory where we store our downloaded files
-_pmm_set_if_undef(PMM_DIR_BASE "${CMAKE_BINARY_DIR}/_pmm")
-_pmm_set_if_undef(PMM_DIR "${PMM_DIR_BASE}/${PMM_VERSION}")
-# The location of the current file
-_pmm_set_if_undef(PMM_MODULE "${CMAKE_CURRENT_LIST_FILE}")
-
-# The file that we first download
-set(_PMM_ENTRY_FILE "${PMM_DIR}/entry.cmake")
-
-# Guard against multiple processes trying to use the PMM dir simultaneously
-file(LOCK "${PMM_DIR}/_init-pmm"
-    GUARD PROCESS
-    TIMEOUT 10
-    RESULT_VARIABLE _lock_res
-    )
-if(NOT _lock_res STREQUAL "0")
-    message(WARNING "PMM entry didn't lock the directory ${PMM_DIR} successfully (${_lock_res}). We'll continue as best we can.")
-    set(_pmm_init_did_lock FALSE)
-else()
-    set(_pmm_init_did_lock TRUE)
-endif()
-
-if(NOT EXISTS "${_PMM_ENTRY_FILE}" OR PMM_ALWAYS_DOWNLOAD)
-    file(
-        DOWNLOAD "${PMM_URL}/entry.cmake"
-        "${_PMM_ENTRY_FILE}.tmp"
-        STATUS pair
-        )
-    list(GET pair 0 rc)
-    list(GET pair 1 msg)
-    if (rc)
-        message(FATAL_ERROR "Failed to download PMM entry file: ${msg}")
-    endif ()
-    file(RENAME "${_PMM_ENTRY_FILE}.tmp" "${_PMM_ENTRY_FILE}")
-endif()
-
-# ^^^ DO NOT CHANGE THIS LINE vvv
-set(_PMM_BOOTSTRAP_VERSION 3)
-# ^^^ DO NOT CHANGE THIS LINE ^^^
-
-include("${_PMM_ENTRY_FILE}")
-
-if(_pmm_init_did_lock)
-    file(LOCK "${PMM_DIR}/_init-pmm" RELEASE)
-endif()