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

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   5  * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
   6  */
   7
   8 #include <glib.h>
   9
  10 #include <babeltrace2/babeltrace.h>
  11 #include "babeltrace2-cfg.h"
  12 #include "babeltrace2-cfg-cli-args.h"
  13 #include "babeltrace2-cfg-cli-args-default.h"
  14
  15 #ifdef ENABLE_DEBUG_INFO
  16 # define BT_ENABLE_DEBUG_INFO   1
  17 #else
  18 # define BT_ENABLE_DEBUG_INFO   0
  19 #endif
  20
  21 #ifdef BT_SET_DEFAULT_IN_TREE_CONFIGURATION
  22
  23 struct bt_config *bt_config_cli_args_create_with_default(int argc,
  24                 const char *argv[], int *retcode,
  25                 const bt_interrupter *interrupter)
  26 {
  27         bt_value *initial_plugin_paths;
  28         struct bt_config *cfg = NULL;
  29         int ret;
  30
  31         initial_plugin_paths = bt_value_array_create();
  32         if (!initial_plugin_paths) {
  33                 goto error;
  34         }
  35
  36         ret = bt_config_append_plugin_paths(initial_plugin_paths,
  37                 CONFIG_IN_TREE_PLUGIN_PATH);
  38         if (ret) {
  39                 goto error;
  40         }
  41
  42 #ifdef CONFIG_IN_TREE_PROVIDER_DIR
  43         /*
  44          * Set LIBBABELTRACE2_PLUGIN_PROVIDER_DIR to load the in-tree Python
  45          * plugin provider, if the env variable is already set, do not overwrite
  46          * it.
  47          */
  48         g_setenv("LIBBABELTRACE2_PLUGIN_PROVIDER_DIR", CONFIG_IN_TREE_PROVIDER_DIR, 0);
  49 #else
  50         /*
  51          * If the Pyhton plugin provider is disabled, use a non-exitent path to avoid
  52          * loading the system installed provider if it exit, if the env variable is
  53          * already set, do not overwrite it.
  54          */
  55         g_setenv("LIBBABELTRACE2_PLUGIN_PROVIDER_DIR", "/nonexistent", 0);
  56 #endif
  57
  58         cfg = bt_config_cli_args_create(argc, argv, retcode, true, true,
  59                 initial_plugin_paths, interrupter);
  60         goto end;
  61
  62 error:
  63         *retcode = 1;
  64         BT_OBJECT_PUT_REF_AND_RESET(cfg);
  65
  66 end:
  67         bt_value_put_ref(initial_plugin_paths);
  68         return cfg;
  69 }
  70
  71 #else /* BT_SET_DEFAULT_IN_TREE_CONFIGURATION */
  72
  73 struct bt_config *bt_config_cli_args_create_with_default(int argc,
  74                 const char *argv[], int *retcode,
  75                 const bt_interrupter *interrupter)
  76 {
  77         return bt_config_cli_args_create(argc, argv, retcode, false, false,
  78                 NULL, interrupter);
  79 }
  80
  81 #endif /* BT_SET_DEFAULT_IN_TREE_CONFIGURATION */