X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Fload.h;h=0395bb4145acfea3923abeca700eaf3c062aa527;hb=4bd69c5f1161cd065f487da0f4c1aa03a73c47e4;hp=694c20b9292a078cbdfe1eaecc9dc3d9823b67aa;hpb=d5d2ef2bb32a27bf45f76c9abd0ffbb764f4cf27;p=lttng-tools.git diff --git a/include/lttng/load.h b/include/lttng/load.h index 694c20b92..0395bb414 100644 --- a/include/lttng/load.h +++ b/include/lttng/load.h @@ -1,24 +1,16 @@ /* - * Copyright (C) 2014 - Jérémie Galarneau - * David Goulet + * Copyright (C) 2014 Jérémie Galarneau + * Copyright (C) 2014 David Goulet * - * This library is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License, version 2.1 only, - * as published by the Free Software Foundation. + * SPDX-License-Identifier: LGPL-2.1-only * - * This library is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this library; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef LTTNG_LOAD_H #define LTTNG_LOAD_H +#include + #ifdef __cplusplus extern "C" { #endif @@ -32,12 +24,12 @@ struct lttng_load_session_attr; /* * Return a newly allocated load session attribute object or NULL on error. */ -struct lttng_load_session_attr *lttng_load_session_attr_create(void); +LTTNG_EXPORT extern struct lttng_load_session_attr *lttng_load_session_attr_create(void); /* * Free a given load session attribute object. */ -void lttng_load_session_attr_destroy(struct lttng_load_session_attr *attr); +LTTNG_EXPORT extern void lttng_load_session_attr_destroy(struct lttng_load_session_attr *attr); /* @@ -45,14 +37,14 @@ void lttng_load_session_attr_destroy(struct lttng_load_session_attr *attr); */ /* Return session name. NULL indicates all sessions must be loaded. */ -const char *lttng_load_session_attr_get_session_name( +LTTNG_EXPORT extern const char *lttng_load_session_attr_get_session_name( struct lttng_load_session_attr *attr); /* * Return input URL. A NULL value indicates the default session * configuration location. The URL format used is documented in lttng-create(1). * NULL indicates that the default session configuration path is used. */ -const char *lttng_load_session_attr_get_input_url( +LTTNG_EXPORT extern const char *lttng_load_session_attr_get_input_url( struct lttng_load_session_attr *attr); /* @@ -61,7 +53,7 @@ const char *lttng_load_session_attr_get_input_url( * same name already exists. If such a session exists, it is destroyed before * the replacement is loaded. */ -int lttng_load_session_attr_get_overwrite( +LTTNG_EXPORT extern int lttng_load_session_attr_get_overwrite( struct lttng_load_session_attr *attr); /* @@ -70,10 +62,8 @@ int lttng_load_session_attr_get_overwrite( * configuration. * * NULL indicates no override will be applied on configuration load. - * - * Caller is responsible for freeing the return value. */ -const char *lttng_load_session_attr_get_override_url( +LTTNG_EXPORT extern const char *lttng_load_session_attr_get_override_url( struct lttng_load_session_attr *attr); /* @@ -82,22 +72,29 @@ const char *lttng_load_session_attr_get_override_url( * configuration(s). * * NULL indicates no control URL override will be applied on configuration load. - * - * Caller is responsible for freeing the return value. */ -const char *lttng_load_session_attr_get_override_ctrl_url( +LTTNG_EXPORT extern const char *lttng_load_session_attr_get_override_ctrl_url( struct lttng_load_session_attr *attr); /* * Return the configuration override data URL attribute. This attribute - * indicate a data URL override to be applied during the loading of the + * indicates a data URL override to be applied during the loading of the * configuration(s). * * NULL indicates no data URL override will be applied on configuration load. + */ +LTTNG_EXPORT extern const char *lttng_load_session_attr_get_override_data_url( + struct lttng_load_session_attr *attr); + +/* + * Return the configuration override session name attribute. + * This attribute indicates a session name override to be applied during + * the loading of the configuration(s). * - * Caller is responsible for freeing the return value. + * NULL indicates no session name override will be applied on configuration + * load. */ -const char *lttng_load_session_attr_get_override_data_url( +LTTNG_EXPORT extern const char *lttng_load_session_attr_get_override_session_name( struct lttng_load_session_attr *attr); /* @@ -111,7 +108,7 @@ const char *lttng_load_session_attr_get_override_data_url( * Set the name of the session to load. A NULL name means all sessions * found at the input URL will be loaded. */ -int lttng_load_session_attr_set_session_name( +LTTNG_EXPORT extern int lttng_load_session_attr_set_session_name( struct lttng_load_session_attr *attr, const char *session_name); /* @@ -120,7 +117,7 @@ int lttng_load_session_attr_set_session_name( * * Note that file:// is the only supported URL format. */ -int lttng_load_session_attr_set_input_url( +LTTNG_EXPORT extern int lttng_load_session_attr_set_input_url( struct lttng_load_session_attr *attr, const char *url); /* @@ -128,7 +125,7 @@ int lttng_load_session_attr_set_input_url( * loaded sessions will be destroyed and be replaced by the session(s) being * loaded. */ -int lttng_load_session_attr_set_overwrite( +LTTNG_EXPORT extern int lttng_load_session_attr_set_overwrite( struct lttng_load_session_attr *attr, int overwrite); /* @@ -148,7 +145,7 @@ int lttng_load_session_attr_set_overwrite( * * See lttng-create(1) for more detail. */ -int lttng_load_session_attr_set_override_url( +LTTNG_EXPORT extern int lttng_load_session_attr_set_override_url( struct lttng_load_session_attr *attr, const char *url); /* @@ -161,7 +158,7 @@ int lttng_load_session_attr_set_override_url( * * See lttng-create(1) for more detail. */ -int lttng_load_session_attr_set_override_ctrl_url( +LTTNG_EXPORT extern int lttng_load_session_attr_set_override_ctrl_url( struct lttng_load_session_attr *attr, const char *url); /* @@ -174,9 +171,18 @@ int lttng_load_session_attr_set_override_ctrl_url( * * See lttng-create(1) for more detail. */ -int lttng_load_session_attr_set_override_data_url( +LTTNG_EXPORT extern int lttng_load_session_attr_set_override_data_url( struct lttng_load_session_attr *attr, const char *url); +/* + * Set the session name override attribute. + * + * Loading a configuration file defining multiple sessions will fail if a + * session name is provided. + */ +LTTNG_EXPORT extern int lttng_load_session_attr_set_override_session_name( + struct lttng_load_session_attr *attr, const char *session_name); + /* * Load session configuration(s). * @@ -185,7 +191,7 @@ int lttng_load_session_attr_set_override_data_url( * * Returns 0 on success or a negative LTTNG_ERR value on error. */ -int lttng_load_session(struct lttng_load_session_attr *attr); +LTTNG_EXPORT extern int lttng_load_session(struct lttng_load_session_attr *attr); #ifdef __cplusplus }