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 {
  42         bt_value *initial_plugin_paths;
  43         struct bt_config *cfg = NULL;
  44         int ret;
  45
  46         initial_plugin_paths = bt_value_array_create();
  47         if (!initial_plugin_paths) {
  48                 goto error;
  49         }
  50
  51         ret = bt_config_append_plugin_paths(initial_plugin_paths,
  52                 CONFIG_IN_TREE_PLUGIN_PATH);
  53         if (ret) {
  54                 goto error;
  55         }
  56
  57 #ifdef CONFIG_IN_TREE_PROVIDER_DIR
  58         /*
  59          * Set LIBBABELTRACE2_PLUGIN_PROVIDER_DIR to load the in-tree Python
  60          * plugin provider, if the env variable is already set, do not overwrite
  61          * it.
  62          */
  63         g_setenv("LIBBABELTRACE2_PLUGIN_PROVIDER_DIR", CONFIG_IN_TREE_PROVIDER_DIR, 0);
  64 #else
  65         /*
  66          * If the Pyhton plugin provider is disabled, use a non-exitent path to avoid
  67          * loading the system installed provider if it exit, if the env variable is
  68          * already set, do not overwrite it.
  69          */
  70         g_setenv("LIBBABELTRACE2_PLUGIN_PROVIDER_DIR", "/nonexistent", 0);
  71 #endif
  72
  73         cfg = bt_config_cli_args_create(argc, argv, retcode, true, true,
  74                 initial_plugin_paths);
  75         goto end;
  76
  77 error:
  78         *retcode = 1;
  79         BT_OBJECT_PUT_REF_AND_RESET(cfg);
  80
  81 end:
  82         bt_value_put_ref(initial_plugin_paths);
  83         return cfg;
  84 }
  85
  86 #else /* BT_SET_DEFAULT_IN_TREE_CONFIGURATION */
  87
  88 struct bt_config *bt_config_cli_args_create_with_default(int argc,
  89                 const char *argv[], int *retcode)
  90 {
  91         return bt_config_cli_args_create(argc, argv, retcode, false, false,
  92                 NULL);
  93 }
  94
  95 #endif /* BT_SET_DEFAULT_IN_TREE_CONFIGURATION */