| 1 | /* |
| 2 | * SPDX-License-Identifier: LGPL-2.1-only |
| 3 | * |
| 4 | * Copyright (C) 2015 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 5 | */ |
| 6 | |
| 7 | #ifndef _COMPAT_GETENV_H |
| 8 | #define _COMPAT_GETENV_H |
| 9 | |
| 10 | /* |
| 11 | * Always add the lttng-ust environment variables to lttng_getenv() |
| 12 | * infrastructure rather than using getenv() directly from lttng-ust. |
| 13 | * This ensures that we don't trigger races between getenv() invoked by |
| 14 | * lttng-ust listener threads invoked concurrently with setenv() called |
| 15 | * by an otherwise single-threaded application thread. (the application |
| 16 | * is not aware that it runs with lttng-ust) |
| 17 | */ |
| 18 | |
| 19 | char *lttng_getenv(const char *name); |
| 20 | |
| 21 | void lttng_ust_getenv_init(void); |
| 22 | |
| 23 | #endif /* _COMPAT_GETENV_H */ |