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The open source OpenXR runtime
a/util: fallback to XDG_CACHE_HOME then ~/.cache in u_file_get_runtime_dir
Part-of: <https://gitlab.freedesktop.org/monado/monado/-/merge_requests/2465>
authored by
Simon Zeni
and committed by
Marge Bot
970e3c1a
a5221e1e
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src/xrt/auxiliary/util/u_file.c
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src/xrt/auxiliary/util/u_file.c
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// Copyright 2019-2022, Collabora, Ltd.
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// Copyright 2019-2025, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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*/
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#include "xrt/xrt_config_os.h"
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#include "xrt/xrt_windows.h"
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#include "util/u_file.h"
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#include <errno.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#if defined(XRT_OS_WINDOWS) && !defined(XRT_ENV_MINGW)
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#define PATH_MAX MAX_PATH
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#define PATH_MAX 4096
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#endif
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#ifdef XRT_OS_LINUX
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int
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u_file_get_runtime_dir(char *out_path, size_t out_path_size)
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{
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const char *xgd_rt = getenv("XDG_RUNTIME_DIR");
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if (xgd_rt != NULL) {
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return snprintf(out_path, out_path_size, "%s", xgd_rt);
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const char *xdg_rt = getenv("XDG_RUNTIME_DIR");
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if (xdg_rt != NULL) {
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return snprintf(out_path, out_path_size, "%s", xdg_rt);
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}
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const char *xdg_cache = getenv("XDG_CACHE_HOME");
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if (xdg_cache != NULL) {
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return snprintf(out_path, out_path_size, "%s", xdg_cache);
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}
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const char *tmp = "/tmp";
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return snprintf(out_path, out_path_size, "%s", tmp);
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#ifdef XRT_OS_WINDOWS
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WCHAR temp[MAX_PATH] = {0};
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GetTempPath2W(sizeof(temp), temp);
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return wcstombs(out_path, temp, out_path_size);
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#else
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const char *cache = "~/.cache";
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return snprintf(out_path, out_path_size, "%s", cache);
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#endif
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}
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int
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src/xrt/auxiliary/util/u_file.h
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src/xrt/auxiliary/util/u_file.h
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// Copyright 2019-2020, Collabora, Ltd.
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// Copyright 2019-2025, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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#pragma once
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#include "xrt/xrt_compiler.h"
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#include <stdio.h>
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#ifdef __cplusplus
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extern "C" {