void
cfg_resize_histories(int new_len)
{
const int old_len = MAX(cfg.history_len, 0);
const int delta = new_len - old_len;
if(new_len <= 0)
{
disable_history();
return;
}
if(delta < 0)
{
decrease_history(new_len, -delta);
}
reallocate_history(new_len);
if(delta > 0)
{
zero_new_history_items(old_len, delta);
}
cfg.history_len = new_len;
if(old_len == 0)
{
flist_hist_save(&lwin, NULL, NULL, -1);
flist_hist_save(&rwin, NULL, NULL, -1);
}
}
/* Clones one view into another. Path specifies location of active pane and can
* be NULL. The destination view is assumed to not own any resources. */
static void
clone_view(view_t *dst, view_t *src, const char path[])
{
strcpy(dst->curr_dir, path == NULL ? flist_get_dir(src) : path);
dst->timestamps_mutex = src->timestamps_mutex;
dst->win = src->win;
dst->title = src->title;
flist_init_view(dst);
dst->dir_entry[0].origin = src->curr_dir;
clone_local_options(src, dst, 1);
matcher_free(dst->manual_filter);
dst->manual_filter = matcher_clone(src->manual_filter);
filter_assign(&dst->auto_filter, &src->auto_filter);
dst->prev_invert = src->prev_invert;
dst->invert = src->invert;
/* Clone current entry even though we populate file list later to give
* reloading reference point for cursor. */
replace_dir_entries(dst, &dst->dir_entry, &dst->list_rows,
get_current_entry(src), 1);
dst->list_pos = 0;
/* Clone viewport configuration. */
dst->curr_line = src->curr_line;
dst->top_line = src->top_line;
dst->window_rows = src->window_rows;
dst->window_cols = src->window_cols;
dst->window_cells = src->window_cells;
flist_hist_resize(dst, cfg.history_len);
flist_hist_clone(dst, src);
if(path != NULL && !flist_custom_active(src))
{
/* Record location we're leaving. */
flist_hist_save(dst, src->curr_dir, get_current_file_name(src),
src->list_pos - src->top_line);
}
(void)populate_dir_list(dst, path == NULL);
/* XXX: do we need to update origins or is this a leftover from before list
* population was introduced? */
flist_update_origins(dst, &dst->curr_dir[0], &src->curr_dir[0]);
/* Record new location. */
flist_hist_save(dst, NULL, NULL, -1);
}
void
cfg_resize_histories(int new_size)
{
const int old_size = MAX(cfg.history_len, 0);
hists_resize(new_size);
flist_hist_resize(&lwin, new_size);
flist_hist_resize(&rwin, new_size);
cfg.history_len = new_size;
if(old_size == 0 && new_size > 0)
{
flist_hist_save(&lwin, NULL, NULL, -1);
flist_hist_save(&rwin, NULL, NULL, -1);
}
}
void
vifm_restart(void)
{
view_t *tmp_view;
curr_stats.restart_in_progress = 1;
/* All user mappings in all modes. */
vle_keys_user_clear();
/* User defined commands. */
vle_cmds_run("comclear");
/* Autocommands. */
vle_aucmd_remove(NULL, NULL);
/* All kinds of histories. */
cfg_resize_histories(0);
/* Session status. Must be reset _before_ options, because options take some
* of values from status. */
(void)stats_reset(&cfg);
/* Options of current pane. */
vle_opts_restore_defaults();
/* Options of other pane. */
tmp_view = curr_view;
curr_view = other_view;
load_view_options(other_view);
vle_opts_restore_defaults();
curr_view = tmp_view;
/* File types and viewers. */
ft_reset(curr_stats.exec_env_type == EET_EMULATOR_WITH_X);
/* Undo list. */
un_reset();
/* Directory stack. */
dir_stack_clear();
/* Registers. */
regs_reset();
/* Clear all marks and bookmarks. */
clear_all_marks();
bmarks_clear();
/* Reset variables. */
clear_envvars();
init_variables();
/* This update is needed as clear_variables() will reset $PATH. */
update_path_env(1);
reset_views();
read_info_file(1);
flist_hist_save(&lwin, NULL, NULL, -1);
flist_hist_save(&rwin, NULL, NULL, -1);
/* Color schemes. */
if(stroscmp(curr_stats.color_scheme, DEF_CS_NAME) != 0 &&
cs_exists(curr_stats.color_scheme))
{
cs_load_primary(curr_stats.color_scheme);
}
else
{
cs_load_defaults();
}
cs_load_pairs();
cfg_load();
/* Reloading of tabs needs to happen after configuration is read so that new
* values from lwin and rwin got propagated. */
tabs_reload();
exec_startup_commands(&vifm_args);
curr_stats.restart_in_progress = 0;
/* Trigger auto-commands for initial directories. */
(void)vifm_chdir(flist_get_dir(&lwin));
vle_aucmd_execute("DirEnter", flist_get_dir(&lwin), &lwin);
(void)vifm_chdir(flist_get_dir(&rwin));
vle_aucmd_execute("DirEnter", flist_get_dir(&rwin), &rwin);
update_screen(UT_REDRAW);
}
/* Entry-point. Has same semantics as main(). */
static int
vifm_main(int argc, char *argv[])
{
/* TODO: refactor vifm_main() function */
static const int quit = 0;
char **files = NULL;
int nfiles = 0;
int lwin_cv, rwin_cv;
char dir[PATH_MAX + 1];
if(get_start_cwd(dir, sizeof(dir)) != 0)
{
return -1;
}
args_parse(&vifm_args, argc, argv, dir);
args_process(&vifm_args, 1);
lwin_cv = (strcmp(vifm_args.lwin_path, "-") == 0 && vifm_args.lwin_handle);
rwin_cv = (strcmp(vifm_args.rwin_path, "-") == 0 && vifm_args.rwin_handle);
if(lwin_cv || rwin_cv)
{
files = read_stream_lines(stdin, &nfiles, 1, NULL, NULL);
if(reopen_term_stdin() != 0)
{
free_string_array(files, nfiles);
return EXIT_FAILURE;
}
}
(void)setlocale(LC_ALL, "");
srand(time(NULL));
cfg_init();
if(vifm_args.logging)
{
init_logger(1, vifm_args.startup_log_path);
}
init_filelists();
tabs_init();
regs_init();
cfg_discover_paths();
reinit_logger(cfg.log_file);
/* Commands module also initializes bracket notation and variables. */
init_commands();
init_builtin_functions();
update_path_env(1);
if(stats_init(&cfg) != 0)
{
free_string_array(files, nfiles);
puts("Error during session status initialization.");
return -1;
}
/* Tell file type module what function to use to check availability of
* external programs. */
ft_init(&external_command_exists);
/* This should be called before loading any configuration file. */
ft_reset(curr_stats.exec_env_type == EET_EMULATOR_WITH_X);
init_option_handlers();
if(!vifm_args.no_configs)
{
/* vifminfo must be processed this early so that it can restore last visited
* directory. */
read_info_file(0);
}
curr_stats.ipc = ipc_init(vifm_args.server_name, &parse_received_arguments,
&eval_received_expression);
if(ipc_enabled() && curr_stats.ipc == NULL)
{
fputs("Failed to initialize IPC unit", stderr);
return -1;
}
/* Export chosen server name to parsing unit. */
{
var_t var = var_from_str(ipc_get_name(curr_stats.ipc));
setvar("v:servername", var);
var_free(var);
}
args_process(&vifm_args, 0);
bg_init();
fops_init(&enter_prompt_mode, &prompt_msg_custom);
set_view_path(&lwin, vifm_args.lwin_path);
set_view_path(&rwin, vifm_args.rwin_path);
if(need_to_switch_active_pane(vifm_args.lwin_path, vifm_args.rwin_path))
{
swap_view_roles();
}
load_initial_directory(&lwin, dir);
load_initial_directory(&rwin, dir);
/* Force split view when two paths are specified on command-line. */
if(vifm_args.lwin_path[0] != '\0' && vifm_args.rwin_path[0] != '\0')
{
curr_stats.number_of_windows = 2;
}
/* Prepare terminal for further operations. */
curr_stats.original_stdout = reopen_term_stdout();
if(curr_stats.original_stdout == NULL)
{
free_string_array(files, nfiles);
return -1;
}
if(!setup_ncurses_interface())
{
free_string_array(files, nfiles);
return -1;
}
init_modes();
un_init(&undo_perform_func, NULL, &ui_cancellation_requested,
&cfg.undo_levels);
load_view_options(curr_view);
curr_stats.load_stage = 1;
/* Make v:count exist during processing configuration. */
set_count_vars(0);
if(!vifm_args.no_configs)
{
load_scheme();
cfg_load();
}
if(lwin_cv || rwin_cv)
{
flist_custom_set(lwin_cv ? &lwin : &rwin, "-", dir, files, nfiles);
}
free_string_array(files, nfiles);
cs_load_pairs();
cs_write();
setup_signals();
/* Ensure trash directories exist, it might not have been called during
* configuration file sourcing if there is no `set trashdir=...` command. */
(void)set_trash_dir(cfg.trash_dir);
check_path_for_file(&lwin, vifm_args.lwin_path, vifm_args.lwin_handle);
check_path_for_file(&rwin, vifm_args.rwin_path, vifm_args.rwin_handle);
curr_stats.load_stage = 2;
/* Update histories of the views to ensure that their current directories,
* which might have been set using command-line parameters, are stored in the
* history. This is not done automatically as history manipulation should be
* postponed until views are fully loaded, otherwise there is no correct
* information about current file and relative cursor position. */
flist_hist_save(&lwin, NULL, NULL, -1);
flist_hist_save(&rwin, NULL, NULL, -1);
/* Trigger auto-commands for initial directories. */
if(!lwin_cv)
{
(void)vifm_chdir(flist_get_dir(&lwin));
vle_aucmd_execute("DirEnter", flist_get_dir(&lwin), &lwin);
}
if(!rwin_cv)
{
(void)vifm_chdir(flist_get_dir(&rwin));
vle_aucmd_execute("DirEnter", flist_get_dir(&rwin), &rwin);
}
update_screen(UT_FULL);
modes_update();
/* Run startup commands after loading file lists into views, so that commands
* like +1 work. */
exec_startup_commands(&vifm_args);
curr_stats.load_stage = 3;
event_loop(&quit);
return 0;
}
void
vifm_restart(void)
{
FileView *tmp_view;
curr_stats.restart_in_progress = 1;
/* All user mappings in all modes. */
vle_keys_user_clear();
/* User defined commands. */
execute_cmd("comclear");
/* Autocommands. */
vle_aucmd_remove(NULL, NULL);
/* Directory histories. */
ui_view_clear_history(&lwin);
ui_view_clear_history(&rwin);
/* All kinds of history. */
(void)hist_reset(&cfg.search_hist, cfg.history_len);
(void)hist_reset(&cfg.cmd_hist, cfg.history_len);
(void)hist_reset(&cfg.prompt_hist, cfg.history_len);
(void)hist_reset(&cfg.filter_hist, cfg.history_len);
cfg.history_len = 0;
/* Session status. Must be reset _before_ options, because options take some
* of values from status. */
(void)reset_status(&cfg);
/* Options of current pane. */
reset_options_to_default();
/* Options of other pane. */
tmp_view = curr_view;
curr_view = other_view;
load_view_options(other_view);
reset_options_to_default();
curr_view = tmp_view;
/* File types and viewers. */
ft_reset(curr_stats.exec_env_type == EET_EMULATOR_WITH_X);
/* Undo list. */
reset_undo_list();
/* Directory stack. */
dir_stack_clear();
/* Registers. */
regs_reset();
/* Clear all marks and bookmarks. */
clear_all_marks();
bmarks_clear();
/* Reset variables. */
clear_envvars();
init_variables();
/* This update is needed as clear_variables() will reset $PATH. */
update_path_env(1);
reset_views();
read_info_file(1);
flist_hist_save(&lwin, NULL, NULL, -1);
flist_hist_save(&rwin, NULL, NULL, -1);
/* Color schemes. */
if(stroscmp(curr_stats.color_scheme, DEF_CS_NAME) != 0 &&
cs_exists(curr_stats.color_scheme))
{
if(cs_load_primary(curr_stats.color_scheme) != 0)
{
cs_load_defaults();
}
}
else
{
cs_load_defaults();
}
cs_load_pairs();
cfg_load();
exec_startup_commands(&vifm_args);
curr_stats.restart_in_progress = 0;
/* Trigger auto-commands for initial directories. */
vle_aucmd_execute("DirEnter", lwin.curr_dir, &lwin);
vle_aucmd_execute("DirEnter", rwin.curr_dir, &rwin);
update_screen(UT_REDRAW);
}
int
main(int argc, char *argv[])
{
/* TODO: refactor main() function */
static const int quit = 0;
char dir[PATH_MAX];
char **files = NULL;
int nfiles = 0;
if(get_cwd(dir, sizeof(dir)) == NULL)
{
perror("getcwd");
return -1;
}
(void)vifm_chdir(dir);
args_parse(&vifm_args, argc, argv, dir);
args_process(&vifm_args, 1);
if(strcmp(vifm_args.lwin_path, "-") == 0 ||
strcmp(vifm_args.rwin_path, "-") == 0)
{
files = read_stream_lines(stdin, &nfiles, 1, NULL, NULL);
if(reopen_term_stdin() != 0)
{
return EXIT_FAILURE;
}
}
(void)setlocale(LC_ALL, "");
srand(time(NULL));
cfg_init();
if(vifm_args.logging)
{
init_logger(1, vifm_args.startup_log_path);
}
init_filelists();
regs_init();
cfg_discover_paths();
reinit_logger(cfg.log_file);
/* Commands module also initializes bracket notation and variables. */
init_commands();
init_builtin_functions();
update_path_env(1);
if(init_status(&cfg) != 0)
{
puts("Error during session status initialization.");
return -1;
}
/* Tell file type module what function to use to check availability of
* external programs. */
ft_init(&external_command_exists);
/* This should be called before loading any configuration file. */
ft_reset(curr_stats.exec_env_type == EET_EMULATOR_WITH_X);
init_option_handlers();
if(!vifm_args.no_configs)
{
/* vifminfo must be processed this early so that it can restore last visited
* directory. */
read_info_file(0);
}
ipc_init(vifm_args.server_name, &parse_received_arguments);
/* Export chosen server name to parsing unit. */
{
var_val_t value = { .string = (char *)ipc_get_name() };
var_t var = var_new(VTYPE_STRING, value);
setvar("v:servername", var);
var_free(var);
}
args_process(&vifm_args, 0);
bg_init();
fops_init(&enter_prompt_mode, &prompt_msg_custom);
set_view_path(&lwin, vifm_args.lwin_path);
set_view_path(&rwin, vifm_args.rwin_path);
if(need_to_switch_active_pane(vifm_args.lwin_path, vifm_args.rwin_path))
{
swap_view_roles();
}
load_initial_directory(&lwin, dir);
load_initial_directory(&rwin, dir);
/* Force split view when two paths are specified on command-line. */
if(vifm_args.lwin_path[0] != '\0' && vifm_args.rwin_path[0] != '\0')
{
curr_stats.number_of_windows = 2;
}
/* Prepare terminal for further operations. */
curr_stats.original_stdout = reopen_term_stdout();
if(curr_stats.original_stdout == NULL)
{
return -1;
}
if(!setup_ncurses_interface())
{
return -1;
}
{
const colmgr_conf_t colmgr_conf = {
.max_color_pairs = COLOR_PAIRS,
.max_colors = COLORS,
.init_pair = &init_pair,
.pair_content = &pair_content,
.pair_in_use = &pair_in_use,
.move_pair = &move_pair,
};
colmgr_init(&colmgr_conf);
}
init_modes();
init_undo_list(&undo_perform_func, NULL, &ui_cancellation_requested,
&cfg.undo_levels);
load_view_options(curr_view);
curr_stats.load_stage = 1;
if(!vifm_args.no_configs)
{
load_scheme();
cfg_load();
if(strcmp(vifm_args.lwin_path, "-") == 0)
{
flist_custom_set(&lwin, "-", dir, files, nfiles);
}
else if(strcmp(vifm_args.rwin_path, "-") == 0)
{
flist_custom_set(&rwin, "-", dir, files, nfiles);
}
}
/* Load colors in any case to load color pairs. */
cs_load_pairs();
cs_write();
setup_signals();
/* Ensure trash directories exist, it might not have been called during
* configuration file sourcing if there is no `set trashdir=...` command. */
(void)set_trash_dir(cfg.trash_dir);
check_path_for_file(&lwin, vifm_args.lwin_path, vifm_args.lwin_handle);
check_path_for_file(&rwin, vifm_args.rwin_path, vifm_args.rwin_handle);
curr_stats.load_stage = 2;
/* Update histories of the views to ensure that their current directories,
* which might have been set using command-line parameters, are stored in the
* history. This is not done automatically as history manipulation should be
* postponed until views are fully loaded, otherwise there is no correct
* information about current file and relative cursor position. */
flist_hist_save(&lwin, NULL, NULL, -1);
flist_hist_save(&rwin, NULL, NULL, -1);
/* Trigger auto-commands for initial directories. */
vle_aucmd_execute("DirEnter", lwin.curr_dir, &lwin);
vle_aucmd_execute("DirEnter", rwin.curr_dir, &rwin);
update_screen(UT_FULL);
modes_update();
/* Run startup commands after loading file lists into views, so that commands
* like +1 work. */
exec_startup_commands(&vifm_args);
curr_stats.load_stage = 3;
event_loop(&quit);
return 0;
}
/* Checks whether pair is being used at the moment. Returns non-zero if so and
* zero otherwise. */
static int
pair_in_use(short int pair)
{
int i;
for(i = 0; i < MAXNUM_COLOR; ++i)
{
if(cfg.cs.pair[i] == pair || lwin.cs.pair[i] == pair ||
rwin.cs.pair[i] == pair)
{
return 1;
}
}
return 0;
}