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#line 2 "@srcdir@/lib/dirs.c.in"
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* Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
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* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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#include <config.h>
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#include <stdlib.h>
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#include "ovs-thread.h"
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const char *value; /* Actual value; NULL if not yet determined. */
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const char *default_value; /* Default value. */
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const char *var_name; /* Environment variable to override default. */
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struct ovsthread_once once; /* Ensures 'value' gets initialized once. */
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static const char *
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get_dir(struct directory *d)
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if (ovsthread_once_start(&d->once)) {
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d->value = getenv(d->var_name);
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if (!d->value || !d->value[0]) {
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d->value = d->default_value;
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ovsthread_once_done(&d->once);
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ovs_sysconfdir(void)
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static struct directory d = { NULL, @sysconfdir@, "OVS_SYSCONFDIR" };
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static struct directory d = {
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NULL, @sysconfdir@, "OVS_SYSCONFDIR", OVSTHREAD_ONCE_INITIALIZER
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return get_dir(&d);
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ovs_pkgdatadir(void)
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static struct directory d = { NULL, @pkgdatadir@, "OVS_PKGDATADIR" };
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static struct directory d = {
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NULL, @pkgdatadir@, "OVS_PKGDATADIR", OVSTHREAD_ONCE_INITIALIZER
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return get_dir(&d);
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static struct directory d = { NULL, @RUNDIR@, "OVS_RUNDIR" };
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static struct directory d = {
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NULL, @RUNDIR@, "OVS_RUNDIR", OVSTHREAD_ONCE_INITIALIZER
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return get_dir(&d);
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static struct directory d = { NULL, @LOGDIR@, "OVS_LOGDIR" };
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static struct directory d = {
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NULL, @LOGDIR@, "OVS_LOGDIR", OVSTHREAD_ONCE_INITIALIZER
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return get_dir(&d);
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static struct ovsthread_once once = OVSTHREAD_ONCE_INITIALIZER;
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static const char *dbdir;
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if (ovsthread_once_start(&once)) {
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dbdir = getenv("OVS_DBDIR");
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if (!dbdir || !dbdir[0]) {
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char *sysconfdir = getenv("OVS_SYSCONFDIR");
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static struct directory d = { NULL, @bindir@, "OVS_BINDIR" };
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static struct directory d = {
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NULL, @bindir@, "OVS_BINDIR", OVSTHREAD_ONCE_INITIALIZER
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return get_dir(&d);