/* create the config set, register what should be and parse the command line*/ void surf_config_init(int *argc, char **argv) { char *description = xbt_malloc(1024), *p = description; char *default_value; double double_default_value; int default_value_int; int i; /* Create the configuration support */ if (_surf_init_status == 0) { /* Only create stuff if not already inited */ _surf_init_status = 1; sprintf(description, "The model to use for the CPU. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_cpu_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_cpu_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("Cas01"); xbt_cfg_register(&_surf_cfg_set, "cpu/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__cpu_model, NULL); sprintf(description, "The model to use for the network. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_network_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_network_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("LV08"); xbt_cfg_register(&_surf_cfg_set, "network/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__network_model, NULL); sprintf(description, "The model to use for the workstation. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_workstation_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_workstation_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("CLM03"); xbt_cfg_register(&_surf_cfg_set, "workstation/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__workstation_model, NULL); xbt_free(description); default_value = xbt_strdup("Full"); xbt_cfg_register(&_surf_cfg_set, "routing", "Model to use to store the routing information", xbt_cfgelm_string, &default_value, 1, 1, NULL, NULL); xbt_cfg_register(&_surf_cfg_set, "TCP_gamma", "Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; Use the last given value, which is the max window size)", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__tcp_gamma, NULL); xbt_cfg_setdefault_double(_surf_cfg_set, "TCP_gamma", 20000.0); xbt_cfg_register(&_surf_cfg_set, "maxmin/precision", "Minimum retained action value when updating simulation", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__maxmin_precision, NULL); xbt_cfg_setdefault_double(_surf_cfg_set, "maxmin/precision", 0.00001); // FIXME use setdefault everywhere here! /* The parameters of network models */ double_default_value = 0.0; xbt_cfg_register(&_surf_cfg_set, "network/sender_gap", "Minimum gap between two overlapping sends", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__sender_gap, NULL); double_default_value = 1.0; xbt_cfg_register(&_surf_cfg_set, "network/latency_factor", "Correction factor to apply to the provided latency (default value set by network model)", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__latency_factor, NULL); double_default_value = 1.0; xbt_cfg_register(&_surf_cfg_set, "network/bandwidth_factor", "Correction factor to apply to the provided bandwidth (default value set by network model)", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__bandwidth_factor, NULL); double_default_value = 0.0; xbt_cfg_register(&_surf_cfg_set, "network/weight_S", "Correction factor to apply to the weight of competing streams(default value set by network model)", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__weight_S, NULL); /* Inclusion path */ xbt_cfg_register(&_surf_cfg_set, "path", "Lookup path for inclusions in platform and deployment XML files", xbt_cfgelm_string, NULL, 0, 0, _surf_cfg_cb__surf_path, NULL); default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "maxmin_selective_update", "Update the constraint set propagating recursively to others constraints", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__surf_maxmin_selective_update, NULL); /* do model-check */ default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "model-check", "Activate the model-checking of the \"simulated\" system (EXPERIMENTAL -- msg only for now)", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb_model_check, NULL); /* FIXME: this function is not setting model-check to it's default value because internally it calls to variable->cb_set that in this case is the function _surf_cfg_cb_model_check which sets it's value to 1 (instead of the defalut value 0) xbt_cfg_set_int(_surf_cfg_set, "model-check", default_value_int); */ /* context factory */ default_value = xbt_strdup("ucontext"); xbt_cfg_register(&_surf_cfg_set, "contexts/factory", "Context factory to use in SIMIX (ucontext, thread or raw)", xbt_cfgelm_string, &default_value, 1, 1, _surf_cfg_cb_context_factory, NULL); /* stack size of contexts in Ko */ default_value_int = 128; xbt_cfg_register(&_surf_cfg_set, "contexts/stack_size", "Stack size of contexts in Ko (ucontext or raw only)", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_context_stack_size, NULL); /* number of parallel threads for user processes */ default_value_int = 1; xbt_cfg_register(&_surf_cfg_set, "contexts/nthreads", "Number of parallel threads for user contexts (EXPERIMENTAL)", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_contexts_nthreads, NULL); /* minimal number of user contexts to be run in parallel */ default_value_int = 1; xbt_cfg_register(&_surf_cfg_set, "contexts/parallel_threshold", "Minimal number of user contexts to be run in parallel", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_contexts_parallel_threshold, NULL); default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "fullduplex", "Activate the interferences between uploads and downloads for fluid max-min models (LV08, CM03)", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__surf_network_fullduplex, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "fullduplex", default_value_int); #ifdef HAVE_GTNETS xbt_cfg_register(&_surf_cfg_set, "gtnets_jitter", "Double value to oscillate the link latency, uniformly in random interval [-latency*gtnets_jitter,latency*gtnets_jitter)", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__gtnets_jitter, NULL); xbt_cfg_setdefault_double(_surf_cfg_set, "gtnets_jitter", 0.0); default_value_int = 10; xbt_cfg_register(&_surf_cfg_set, "gtnets_jitter_seed", "Use a positive seed to reproduce jitted results, value must be in [1,1e8], default is 10", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__gtnets_jitter_seed, NULL); #endif if (!surf_path) { /* retrieves the current directory of the current process */ const char *initial_path = __surf_get_initial_path(); xbt_assert((initial_path), "__surf_get_initial_path() failed! Can't resolves current Windows directory"); surf_path = xbt_dynar_new(sizeof(char *), NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "path", initial_path); } surf_config_cmd_line(argc, argv); } else { XBT_WARN("Call to surf_config_init() after initialization ignored"); } }
/* create the config set, register what should be and parse the command line*/ void surf_config_init(int *argc, char **argv) { char *description = xbt_malloc(1024), *p = description; char *default_value; double double_default_value; int default_value_int; int i; /* Create the configuration support */ if (_surf_init_status == 0) { /* Only create stuff if not already inited */ sprintf(description, "The model to use for the CPU. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_cpu_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_cpu_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("Cas01"); xbt_cfg_register(&_surf_cfg_set, "cpu/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__cpu_model, NULL); sprintf(description, "The optimization modes to use for the CPU. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_optimization_mode_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_optimization_mode_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each optimization mode)"); default_value = xbt_strdup("Lazy"); xbt_cfg_register(&_surf_cfg_set, "cpu/optim", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__optimization_mode, NULL); sprintf(description, "The model to use for the storage. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_storage_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_storage_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("default"); xbt_cfg_register(&_surf_cfg_set, "storage/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__storage_mode, NULL); /* ********************************************************************* */ /* TUTORIAL: New model */ sprintf(description, "The model to use for the New model. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_new_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_new_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("default"); xbt_cfg_register(&_surf_cfg_set, "new_model/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__storage_mode, NULL); /* ********************************************************************* */ sprintf(description, "The model to use for the network. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_network_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_network_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("LV08"); xbt_cfg_register(&_surf_cfg_set, "network/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__network_model, NULL); sprintf(description, "The optimization modes to use for the network. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_optimization_mode_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_optimization_mode_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each optimization mode)"); default_value = xbt_strdup("Lazy"); xbt_cfg_register(&_surf_cfg_set, "network/optim", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__optimization_mode, NULL); sprintf(description, "The model to use for the workstation. Possible values: "); p = description; while (*(++p) != '\0'); for (i = 0; surf_workstation_model_description[i].name; i++) p += sprintf(p, "%s%s", (i == 0 ? "" : ", "), surf_workstation_model_description[i].name); sprintf(p, ".\n (use 'help' as a value to see the long description of each model)"); default_value = xbt_strdup("default"); xbt_cfg_register(&_surf_cfg_set, "workstation/model", description, xbt_cfgelm_string, &default_value, 1, 1, &_surf_cfg_cb__workstation_model, NULL); xbt_free(description); xbt_cfg_register(&_surf_cfg_set, "network/TCP_gamma", "Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; Use the last given value, which is the max window size)", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__tcp_gamma, NULL); xbt_cfg_setdefault_double(_surf_cfg_set, "network/TCP_gamma", 4194304.0); xbt_cfg_register(&_surf_cfg_set, "maxmin/precision", "Numerical precision used when updating simulation models (epsilon in double comparisons)", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__maxmin_precision, NULL); xbt_cfg_setdefault_double(_surf_cfg_set, "maxmin/precision", 0.00001); // FIXME use setdefault everywhere here! /* The parameters of network models */ double_default_value = 0.0; xbt_cfg_register(&_surf_cfg_set, "network/sender_gap", "Minimum gap between two overlapping sends", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__sender_gap, NULL); double_default_value = 1.0; xbt_cfg_register(&_surf_cfg_set, "network/latency_factor", "Correction factor to apply to the provided latency (default value set by network model)", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__latency_factor, NULL); double_default_value = 1.0; xbt_cfg_register(&_surf_cfg_set, "network/bandwidth_factor", "Correction factor to apply to the provided bandwidth (default value set by network model)", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__bandwidth_factor, NULL); double_default_value = 0.0; xbt_cfg_register(&_surf_cfg_set, "network/weight_S", "Correction factor to apply to the weight of competing streams(default value set by network model)", xbt_cfgelm_double, &double_default_value, 1, 1, _surf_cfg_cb__weight_S, NULL); /* Inclusion path */ xbt_cfg_register(&_surf_cfg_set, "path", "Lookup path for inclusions in platform and deployment XML files", xbt_cfgelm_string, NULL, 0, 0, _surf_cfg_cb__surf_path, NULL); default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "cpu/maxmin_selective_update", "Update the constraint set propagating recursively to others constraints (1 by default when optim is set to lazy)", xbt_cfgelm_int, &default_value_int, 0, 1, NULL, NULL); default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "network/maxmin_selective_update", "Update the constraint set propagating recursively to others constraints (1 by default when optim is set to lazy)", xbt_cfgelm_int, &default_value_int, 0, 1, NULL, NULL); #ifdef HAVE_MC /* do model-checking */ xbt_cfg_register(&_surf_cfg_set, "model-check", "Verify the system through model-checking instead of simulating it (EXPERIMENTAL)", xbt_cfgelm_int, NULL, 0, 1, _surf_cfg_cb_model_check, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "model-check", 0); /* do stateful model-checking */ xbt_cfg_register(&_surf_cfg_set, "model-check/checkpoint", "Specify the amount of steps between checkpoints during stateful model-checking (default: 0 => stateless verification). " "If value=1, one checkpoint is saved for each step => faster verification, but huge memory consumption; higher values are good compromises between speed and memory consumption.", xbt_cfgelm_int, NULL, 0, 1, _mc_cfg_cb_checkpoint, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "model-check/checkpoint", 0); /* do liveness model-checking */ xbt_cfg_register(&_surf_cfg_set, "model-check/property", "Specify the name of the file containing the property. It must be the result of the ltl2ba program.", xbt_cfgelm_string, NULL, 0, 1, _mc_cfg_cb_property, NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "model-check/property", ""); /* Specify the kind of model-checking reduction */ xbt_cfg_register(&_surf_cfg_set, "model-check/reduction", "Specify the kind of exploration reduction (either none or DPOR)", xbt_cfgelm_string, NULL, 0, 1, _mc_cfg_cb_reduce, NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "model-check/reduction", "dpor"); /* Enable/disable timeout for wait requests with model-checking */ xbt_cfg_register(&_surf_cfg_set, "model-check/timeout", "Enable/Disable timeout for wait requests", xbt_cfgelm_int, NULL, 0, 1, _mc_cfg_cb_timeout, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "model-check/timeout", 0); /* Set max depth exploration */ xbt_cfg_register(&_surf_cfg_set, "model-check/max_depth", "Specify the max depth of exploration (default : 1000)", xbt_cfgelm_int, NULL, 0, 1, _mc_cfg_cb_max_depth, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "model-check/max_depth", 1000); /* Set number of visited state stored for state comparison reduction*/ xbt_cfg_register(&_surf_cfg_set, "model-check/visited", "Specify the number of visited state stored for state comparison reduction. If value=5, the last 5 visited states are stored", xbt_cfgelm_int, NULL, 0, 1, _mc_cfg_cb_visited, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "model-check/visited", 0); #endif /* do verbose-exit */ default_value_int = 1; xbt_cfg_register(&_surf_cfg_set, "verbose-exit", "Activate the \"do nothing\" mode in Ctrl-C", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb_verbose_exit, NULL); /* context factory */ default_value = xbt_strdup("ucontext"); xbt_cfg_register(&_surf_cfg_set, "contexts/factory", "Context factory to use in SIMIX (ucontext, thread or raw)", xbt_cfgelm_string, &default_value, 1, 1, _surf_cfg_cb_context_factory, NULL); /* stack size of contexts in Ko */ default_value_int = 128; xbt_cfg_register(&_surf_cfg_set, "contexts/stack_size", "Stack size of contexts in Kib (ucontext or raw only)", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_context_stack_size, NULL); /* number of parallel threads for user processes */ default_value_int = 1; xbt_cfg_register(&_surf_cfg_set, "contexts/nthreads", "Number of parallel threads used to execute user contexts", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_contexts_nthreads, NULL); /* minimal number of user contexts to be run in parallel */ default_value_int = 2; xbt_cfg_register(&_surf_cfg_set, "contexts/parallel_threshold", "Minimal number of user contexts to be run in parallel (raw contexts only)", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_contexts_parallel_threshold, NULL); /* synchronization mode for parallel user contexts */ #ifdef HAVE_FUTEX_H default_value = xbt_strdup("futex"); #else //No futex on mac and posix is unimplememted yet default_value = xbt_strdup("busy_wait"); #endif xbt_cfg_register(&_surf_cfg_set, "contexts/synchro", "Synchronization mode to use when running contexts in parallel (either futex, posix or busy_wait)", xbt_cfgelm_string, &default_value, 1, 1, _surf_cfg_cb_contexts_parallel_mode, NULL); /* number of parallel threads for Surf */ default_value_int = surf_get_nthreads(); xbt_cfg_register(&_surf_cfg_set, "surf/nthreads", "Number of parallel threads used to update Surf models", xbt_cfgelm_int, &default_value_int, 1, 1, _surf_cfg_cb_surf_nthreads, NULL); default_value = xbt_strdup("no"); xbt_cfg_register(&_surf_cfg_set, "network/coordinates", "\"yes\" or \"no\", specifying whether we use a coordinate-based routing (as Vivaldi)", xbt_cfgelm_string, &default_value, 1, 1, _surf_cfg_cb__surf_network_coordinates, NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "network/coordinates", default_value); default_value_int = 0; xbt_cfg_register(&_surf_cfg_set, "network/crosstraffic", "Activate the interferences between uploads and downloads for fluid max-min models (LV08, CM02)", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__surf_network_crosstraffic, NULL); xbt_cfg_setdefault_int(_surf_cfg_set, "network/crosstraffic", default_value_int); #ifdef HAVE_GTNETS xbt_cfg_register(&_surf_cfg_set, "gtnets/jitter", "Double value to oscillate the link latency, uniformly in random interval [-latency*gtnets_jitter,latency*gtnets_jitter)", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__gtnets_jitter, NULL); xbt_cfg_setdefault_double(_surf_cfg_set, "gtnets/jitter", 0.0); default_value_int = 10; xbt_cfg_register(&_surf_cfg_set, "gtnets/jitter_seed", "Use a positive seed to reproduce jitted results, value must be in [1,1e8], default is 10", xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__gtnets_jitter_seed, NULL); #endif #ifdef HAVE_NS3 xbt_cfg_register(&_surf_cfg_set, "ns3/TcpModel", "The ns3 tcp model can be : NewReno or Reno or Tahoe", xbt_cfgelm_string, NULL, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "ns3/TcpModel", "default"); #endif //SMPI double default_reference_speed = 20000.0; xbt_cfg_register(&_surf_cfg_set, "smpi/running_power", "Power of the host running the simulation (in flop/s). Used to bench the operations.", xbt_cfgelm_double, &default_reference_speed, 1, 1, NULL, NULL); int default_display_timing = 0; xbt_cfg_register(&_surf_cfg_set, "smpi/display_timing", "Boolean indicating whether we should display the timing after simulation.", xbt_cfgelm_int, &default_display_timing, 1, 1, NULL, NULL); double default_threshold = 1e-6; xbt_cfg_register(&_surf_cfg_set, "smpi/cpu_threshold", "Minimal computation time (in seconds) not discarded.", xbt_cfgelm_double, &default_threshold, 1, 1, NULL, NULL); int default_small_messages_threshold = 0; xbt_cfg_register(&_surf_cfg_set, "smpi/async_small_thres", "Maximal size of messages that are to be sent asynchronously, without waiting for the receiver", xbt_cfgelm_int, &default_small_messages_threshold, 1, 1, NULL, NULL); //For smpi/bw_factor and smpi/lat_factor //Default value have to be "threshold0:value0;threshold1:value1;...;thresholdN:valueN" //test is if( size >= thresholdN ) return valueN; //Values can be modified with command line --cfg=smpi/bw_factor:"threshold0:value0;threshold1:value1;...;thresholdN:valueN" // or with tag config put line <prop id="smpi/bw_factor" value="threshold0:value0;threshold1:value1;...;thresholdN:valueN"></prop> xbt_cfg_register(&_surf_cfg_set, "smpi/bw_factor", "Bandwidth factors for smpi.", xbt_cfgelm_string, NULL, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "smpi/bw_factor", "65472:0.940694;15424:0.697866;9376:0.58729;5776:1.08739;3484:0.77493;1426:0.608902;732:0.341987;257:0.338112;0:0.812084"); xbt_cfg_register(&_surf_cfg_set, "smpi/lat_factor", "Latency factors for smpi.", xbt_cfgelm_string, NULL, 1, 1, NULL, NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "smpi/lat_factor", "65472:11.6436;15424:3.48845;9376:2.59299;5776:2.18796;3484:1.88101;1426:1.61075;732:1.9503;257:1.95341;0:2.01467"); //END SMPI if (!surf_path) { /* retrieves the current directory of the current process */ const char *initial_path = __surf_get_initial_path(); xbt_assert((initial_path), "__surf_get_initial_path() failed! Can't resolves current Windows directory"); surf_path = xbt_dynar_new(sizeof(char *), NULL); xbt_cfg_setdefault_string(_surf_cfg_set, "path", initial_path); } _surf_init_status = 1; surf_config_cmd_line(argc, argv); xbt_mallocator_initialization_is_done(SIMIX_context_is_parallel()); } else { XBT_WARN("Call to surf_config_init() after initialization ignored"); } }