1 #ifndef _COMPAT_GETENV_H
2 #define _COMPAT_GETENV_H
5 * Copyright (C) 2015 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; only
10 * version 2.1 of the License.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * Always add the lttng-ust environment variables to lttng_getenv()
24 * infrastructure rather than using getenv() directly from lttng-ust.
25 * This ensures that we don't trigger races between getenv() invoked by
26 * lttng-ust listener threads invoked concurrently with setenv() called
27 * by an otherwise single-threaded application thread. (the application
28 * is not aware that it runs with lttng-ust)
31 char *lttng_getenv(const char *name
);
33 void lttng_ust_getenv_init(void);
35 #endif /* _COMPAT_GETENV_H */
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