src/cli/babeltrace2-cfg-cli-args-default.c

   1 /*
   2  * Copyright 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  * Copyright 2017 - Philippe Proulx <pproulx@efficios.com>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy
   6  * of this software and associated documentation files (the "Software"), to deal
   7  * in the Software without restriction, including without limitation the rights
   8  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9  * copies of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21  * SOFTWARE.
  22  */
  23
  24 #include <glib.h>
  25
  26 #include <babeltrace2/babeltrace.h>
  27 #include "babeltrace2-cfg.h"
  28 #include "babeltrace2-cfg-cli-args.h"
  29 #include "babeltrace2-cfg-cli-args-default.h"
  30
  31 #ifdef ENABLE_DEBUG_INFO
  32 # define BT_ENABLE_DEBUG_INFO   1
  33 #else
  34 # define BT_ENABLE_DEBUG_INFO   0
  35 #endif
  36
  37 #ifdef BT_SET_DEFAULT_IN_TREE_CONFIGURATION
  38
  39 struct bt_config *bt_config_cli_args_create_with_default(int argc,
  40                 const char *argv[], int *retcode,
  41                 const bt_interrupter *interrupter)
  42 {
  43         bt_value *initial_plugin_paths;
  44         struct bt_config *cfg = NULL;
  45         int ret;
  46
  47         initial_plugin_paths = bt_value_array_create();
  48         if (!initial_plugin_paths) {
  49                 goto error;
  50         }
  51
  52         ret = bt_config_append_plugin_paths(initial_plugin_paths,
  53                 CONFIG_IN_TREE_PLUGIN_PATH);
  54         if (ret) {
  55                 goto error;
  56         }
  57
  58 #ifdef CONFIG_IN_TREE_PROVIDER_DIR
  59         /*
  60          * Set LIBBABELTRACE2_PLUGIN_PROVIDER_DIR to load the in-tree Python
  61          * plugin provider, if the env variable is already set, do not overwrite
  62          * it.
  63          */
  64         g_setenv("LIBBABELTRACE2_PLUGIN_PROVIDER_DIR", CONFIG_IN_TREE_PROVIDER_DIR, 0);
  65 #else
  66         /*
  67          * If the Pyhton plugin provider is disabled, use a non-exitent path to avoid
  68          * loading the system installed provider if it exit, if the env variable is
  69          * already set, do not overwrite it.
  70          */
  71         g_setenv("LIBBABELTRACE2_PLUGIN_PROVIDER_DIR", "/nonexistent", 0);
  72 #endif
  73
  74         cfg = bt_config_cli_args_create(argc, argv, retcode, true, true,
  75                 initial_plugin_paths, interrupter);
  76         goto end;
  77
  78 error:
  79         *retcode = 1;
  80         BT_OBJECT_PUT_REF_AND_RESET(cfg);
  81
  82 end:
  83         bt_value_put_ref(initial_plugin_paths);
  84         return cfg;
  85 }
  86
  87 #else /* BT_SET_DEFAULT_IN_TREE_CONFIGURATION */
  88
  89 struct bt_config *bt_config_cli_args_create_with_default(int argc,
  90                 const char *argv[], int *retcode,
  91                 const bt_interrupter *interrupter)
  92 {
  93         return bt_config_cli_args_create(argc, argv, retcode, false, false,
  94                 NULL, interrupter);
  95 }
  96
  97 #endif /* BT_SET_DEFAULT_IN_TREE_CONFIGURATION */