xref: /aosp_15_r20/external/zstd/build/cmake/CMakeModules/JoinPaths.cmake (revision 01826a4963a0d8a59bc3812d29bdf0fb76416722)
1*01826a49SYabin Cui# This module provides function for joining paths
2*01826a49SYabin Cui# known from most languages
3*01826a49SYabin Cui#
4*01826a49SYabin Cui# SPDX-License-Identifier: (MIT OR CC0-1.0)
5*01826a49SYabin Cui# Copyright 2020 Jan Tojnar
6*01826a49SYabin Cui# https://github.com/jtojnar/cmake-snips
7*01826a49SYabin Cui#
8*01826a49SYabin Cui# Modelled after Python’s os.path.join
9*01826a49SYabin Cui# https://docs.python.org/3.7/library/os.path.html#os.path.join
10*01826a49SYabin Cui# Windows not supported
11*01826a49SYabin Cuifunction(join_paths joined_path first_path_segment)
12*01826a49SYabin Cui    set(temp_path "${first_path_segment}")
13*01826a49SYabin Cui    foreach(current_segment IN LISTS ARGN)
14*01826a49SYabin Cui        if(NOT ("${current_segment}" STREQUAL ""))
15*01826a49SYabin Cui            if(IS_ABSOLUTE "${current_segment}")
16*01826a49SYabin Cui                set(temp_path "${current_segment}")
17*01826a49SYabin Cui            else()
18*01826a49SYabin Cui                set(temp_path "${temp_path}/${current_segment}")
19*01826a49SYabin Cui            endif()
20*01826a49SYabin Cui        endif()
21*01826a49SYabin Cui    endforeach()
22*01826a49SYabin Cui    set(${joined_path} "${temp_path}" PARENT_SCOPE)
23*01826a49SYabin Cuiendfunction()
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