Adding upstream version 3:4.8.30.upstream/3%4.8.30

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

8 files changed, 2074 insertions, 0 deletions

diff --git a/lib/mcconfig.h b/lib/mcconfig.h
new file mode 100644
index 0000000..0c3ab3b
--- /dev/null
+++ b/lib/mcconfig.h
@@ -0,0 +1,116 @@
+#ifndef MC__CONFIG_H
+#define MC__CONFIG_H
+
+#include "lib/vfs/vfs.h"        /* vfs_path_t */
+
+/*** typedefs(not structures) and defined constants **********************************************/
+
+#define CONFIG_APP_SECTION "Midnight-Commander"
+#define CONFIG_PANELS_SECTION "Panels"
+#define CONFIG_LAYOUT_SECTION "Layout"
+#define CONFIG_MISC_SECTION "Misc"
+#define CONFIG_EXT_EDITOR_VIEWER_SECTION "External editor or viewer parameters"
+
+/*** enums ***************************************************************************************/
+
+/*** structures declarations (and typedefs of structures)*****************************************/
+
+typedef struct mc_config_t
+{
+    GKeyFile *handle;
+    gchar *ini_path;
+} mc_config_t;
+
+/*** global variables defined in .c file *********************************************************/
+
+extern int num_history_items_recorded;
+
+/*** declarations of public functions ************************************************************/
+
+/* mcconfig/common.c: */
+
+mc_config_t *mc_config_init (const gchar * ini_path, gboolean read_only);
+void mc_config_deinit (mc_config_t * mc_config);
+
+gboolean mc_config_has_param (const mc_config_t * mc_config, const char *group,
+                              const gchar * param);
+gboolean mc_config_has_group (mc_config_t * mc_config, const char *group);
+
+gboolean mc_config_del_key (mc_config_t * mc_config, const char *group, const gchar * param);
+gboolean mc_config_del_group (mc_config_t * mc_config, const char *group);
+
+gboolean mc_config_read_file (mc_config_t * mc_config, const gchar * ini_path, gboolean read_only,
+                              gboolean remove_empty);
+gboolean mc_config_save_file (mc_config_t * config, GError ** mcerror);
+gboolean mc_config_save_to_file (mc_config_t * mc_config, const gchar * ini_path,
+                                 GError ** mcerror);
+
+
+/* mcconfig/get.c: */
+
+gchar **mc_config_get_groups (const mc_config_t * mc_config, gsize * len);
+gchar **mc_config_get_keys (const mc_config_t * mc_config, const gchar * group, gsize * len);
+
+gchar *mc_config_get_string (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                             const gchar * def);
+gchar *mc_config_get_string_raw (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                                 const gchar * def);
+gboolean mc_config_get_bool (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                             gboolean def);
+int mc_config_get_int (mc_config_t * mc_config, const gchar * group, const gchar * param, int def);
+
+gchar **mc_config_get_string_list (mc_config_t * mc_config, const gchar * group,
+                                   const gchar * param, gsize * length);
+gboolean *mc_config_get_bool_list (mc_config_t * mc_config, const gchar * group,
+                                   const gchar * param, gsize * length);
+int *mc_config_get_int_list (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                             gsize * length);
+
+
+/* mcconfig/set.c: */
+
+void mc_config_set_string_raw (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                               const gchar * value);
+void mc_config_set_string_raw_value (mc_config_t * mc_config, const gchar * group,
+                                     const gchar * param, const gchar * value);
+void mc_config_set_string (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                           const gchar * value);
+void mc_config_set_bool (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                         gboolean value);
+void mc_config_set_int (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                        int value);
+
+void
+mc_config_set_string_list (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                           const gchar * const value[], gsize length);
+void mc_config_set_bool_list (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                              gboolean value[], gsize length);
+void mc_config_set_int_list (mc_config_t * mc_config, const gchar * group, const gchar * param,
+                             int value[], gsize length);
+
+
+/* mcconfig/paths.c: */
+
+void mc_config_init_config_paths (GError ** error);
+void mc_config_deinit_config_paths (void);
+
+const char *mc_config_get_data_path (void);
+const char *mc_config_get_cache_path (void);
+const char *mc_config_get_home_dir (void);
+const char *mc_config_get_path (void);
+char *mc_config_get_full_path (const char *config_name);
+vfs_path_t *mc_config_get_full_vpath (const char *config_name);
+
+/* mcconfig/history.h */
+
+/* read history to the mc_config, but don't save config to file */
+GList *mc_config_history_get (const char *name);
+/* load history from the mc_config */
+GList *mc_config_history_load (mc_config_t * cfg, const char *name);
+/* save history to the mc_config, but don't save config to file */
+void mc_config_history_save (mc_config_t * cfg, const char *name, GList * h);
+
+
+/*** inline functions ****************************************************************************/
+
+#endif /* MC__CONFIG_H */
diff --git a/lib/mcconfig/Makefile.am b/lib/mcconfig/Makefile.am
new file mode 100644
index 0000000..ad62b91
--- /dev/null
+++ b/lib/mcconfig/Makefile.am
@@ -0,0 +1,11 @@
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+
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new file mode 100644
index 0000000..ae9c856
--- /dev/null
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@@ -0,0 +1,754 @@
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+.NOEXPORT:
diff --git a/lib/mcconfig/common.c b/lib/mcconfig/common.c
new file mode 100644
index 0000000..75979be
--- /dev/null
+++ b/lib/mcconfig/common.c
@@ -0,0 +1,287 @@
+/*
+   Configure module for the Midnight Commander
+
+   Copyright (C) 1994-2023
+   Free Software Foundation, Inc.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <errno.h>              /* extern int errno */
+
+#include "lib/global.h"
+#include "lib/vfs/vfs.h"        /* mc_stat */
+#include "lib/util.h"
+
+#include "lib/mcconfig.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** forward declarations (file scope functions) *************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/* --------------------------------------------------------------------------------------------- */
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+static gboolean
+mc_config_new_or_override_file (mc_config_t * mc_config, const gchar * ini_path, GError ** mcerror)
+{
+    gchar *data, *written_data;
+    gsize len, total_written;
+    gboolean ret;
+    int fd;
+    ssize_t cur_written;
+    vfs_path_t *ini_vpath;
+
+    mc_return_val_if_error (mcerror, FALSE);
+
+    data = g_key_file_to_data (mc_config->handle, &len, NULL);
+    if (!exist_file (ini_path))
+    {
+        ret = g_file_set_contents (ini_path, data, len, mcerror);
+        g_free (data);
+        return ret;
+    }
+
+    mc_util_make_backup_if_possible (ini_path, "~");
+
+    ini_vpath = vfs_path_from_str (ini_path);
+    fd = mc_open (ini_vpath, O_WRONLY | O_TRUNC, 0);
+    vfs_path_free (ini_vpath, TRUE);
+
+    if (fd == -1)
+    {
+        mc_propagate_error (mcerror, 0, "%s", unix_error_string (errno));
+        g_free (data);
+        return FALSE;
+    }
+
+    for (written_data = data, total_written = len;
+         (cur_written = mc_write (fd, (const void *) written_data, total_written)) > 0;
+         written_data += cur_written, total_written -= cur_written)
+        ;
+
+    mc_close (fd);
+    g_free (data);
+
+    if (cur_written == -1)
+    {
+        mc_util_restore_from_backup_if_possible (ini_path, "~");
+        mc_propagate_error (mcerror, 0, "%s", unix_error_string (errno));
+        return FALSE;
+    }
+
+    mc_util_unlink_backup_if_possible (ini_path, "~");
+    return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+mc_config_t *
+mc_config_init (const gchar * ini_path, gboolean read_only)
+{
+    mc_config_t *mc_config;
+    struct stat st;
+
+    mc_config = g_try_malloc0 (sizeof (mc_config_t));
+    if (mc_config == NULL)
+        return NULL;
+
+    mc_config->handle = g_key_file_new ();
+    if (mc_config->handle == NULL)
+    {
+        g_free (mc_config);
+        return NULL;
+    }
+
+    if (ini_path == NULL)
+        return mc_config;
+
+    if (exist_file (ini_path))
+    {
+        vfs_path_t *vpath;
+
+        vpath = vfs_path_from_str (ini_path);
+        if (mc_stat (vpath, &st) == 0 && st.st_size != 0)
+        {
+            GKeyFileFlags flags = G_KEY_FILE_NONE;
+
+            if (!read_only)
+                flags |= G_KEY_FILE_KEEP_COMMENTS;
+
+            /* file exists and not empty */
+            g_key_file_load_from_file (mc_config->handle, ini_path, flags, NULL);
+        }
+        vfs_path_free (vpath, TRUE);
+    }
+
+    mc_config->ini_path = g_strdup (ini_path);
+    return mc_config;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_deinit (mc_config_t * mc_config)
+{
+    if (mc_config != NULL)
+    {
+        g_free (mc_config->ini_path);
+        g_key_file_free (mc_config->handle);
+        g_free (mc_config);
+    }
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_has_param (const mc_config_t * mc_config, const char *group, const gchar * param)
+{
+    char *value;
+    gboolean ret;
+
+    g_return_val_if_fail (mc_config != NULL, FALSE);
+
+    value = g_key_file_get_value (mc_config->handle, group, param, NULL);
+    ret = value != NULL;
+    g_free (value);
+
+    return ret;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_has_group (mc_config_t * mc_config, const char *group)
+{
+    if (mc_config == NULL || group == NULL)
+        return FALSE;
+
+    return g_key_file_has_group (mc_config->handle, group);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_del_key (mc_config_t * mc_config, const char *group, const gchar * param)
+{
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return FALSE;
+
+    return g_key_file_remove_key (mc_config->handle, group, param, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_del_group (mc_config_t * mc_config, const char *group)
+{
+    if (mc_config == NULL || group == NULL)
+        return FALSE;
+
+    return g_key_file_remove_group (mc_config->handle, group, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_read_file (mc_config_t * mc_config, const gchar * ini_path, gboolean read_only,
+                     gboolean remove_empty)
+{
+    mc_config_t *tmp_config;
+    gchar **groups, **curr_grp;
+    gchar *value;
+    gboolean ok;
+
+    if (mc_config == NULL)
+        return FALSE;
+
+    tmp_config = mc_config_init (ini_path, read_only);
+    if (tmp_config == NULL)
+        return FALSE;
+
+    groups = mc_config_get_groups (tmp_config, NULL);
+    ok = (*groups != NULL);
+
+    for (curr_grp = groups; *curr_grp != NULL; curr_grp++)
+    {
+        gchar **keys, **curr_key;
+
+        keys = mc_config_get_keys (tmp_config, *curr_grp, NULL);
+
+        for (curr_key = keys; *curr_key != NULL; curr_key++)
+        {
+            value = g_key_file_get_value (tmp_config->handle, *curr_grp, *curr_key, NULL);
+            if (value != NULL)
+            {
+                if (*value == '\0' && remove_empty)
+                    g_key_file_remove_key (mc_config->handle, *curr_grp, *curr_key, NULL);
+                else
+                    g_key_file_set_value (mc_config->handle, *curr_grp, *curr_key, value);
+                g_free (value);
+            }
+            else if (remove_empty)
+                g_key_file_remove_key (mc_config->handle, *curr_grp, *curr_key, NULL);
+        }
+        g_strfreev (keys);
+    }
+
+    g_strfreev (groups);
+    mc_config_deinit (tmp_config);
+
+    return ok;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_save_file (mc_config_t * mc_config, GError ** mcerror)
+{
+    mc_return_val_if_error (mcerror, FALSE);
+
+    if (mc_config == NULL || mc_config->ini_path == NULL)
+        return FALSE;
+
+    return mc_config_new_or_override_file (mc_config, mc_config->ini_path, mcerror);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_save_to_file (mc_config_t * mc_config, const gchar * ini_path, GError ** mcerror)
+{
+    mc_return_val_if_error (mcerror, FALSE);
+
+    if (mc_config == NULL)
+        return FALSE;
+
+    return mc_config_new_or_override_file (mc_config, ini_path, mcerror);
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/mcconfig/get.c b/lib/mcconfig/get.c
new file mode 100644
index 0000000..f8ecfb1
--- /dev/null
+++ b/lib/mcconfig/get.c
@@ -0,0 +1,214 @@
+/*
+   Configure module for the Midnight Commander
+
+   Copyright (C) 1994-2023
+   Free Software Foundation, Inc.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/strutil.h"
+
+#include "lib/mcconfig.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/*** file scope functions ************************************************************************/
+
+/* --------------------------------------------------------------------------------------------- */
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gchar **
+mc_config_get_groups (const mc_config_t * mc_config, gsize * len)
+{
+    gchar **ret = NULL;
+
+    if (mc_config != NULL)
+        ret = g_key_file_get_groups (mc_config->handle, len);
+
+    if (ret == NULL)
+    {
+        ret = g_try_malloc0 (sizeof (gchar **));
+        if (len != NULL)
+            *len = 0;
+    }
+
+    return ret;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gchar **
+mc_config_get_keys (const mc_config_t * mc_config, const gchar * group, gsize * len)
+{
+    gchar **ret = NULL;
+
+    if (mc_config != NULL && group != NULL)
+        ret = g_key_file_get_keys (mc_config->handle, group, len, NULL);
+
+    if (ret == NULL)
+    {
+        ret = g_try_malloc0 (sizeof (gchar **));
+        if (len != NULL)
+            *len = 0;
+    }
+
+    return ret;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gchar *
+mc_config_get_string (mc_config_t * mc_config, const gchar * group,
+                      const gchar * param, const gchar * def)
+{
+    GIConv conv;
+    GString *buffer;
+    gchar *ret;
+    estr_t conv_res;
+
+    ret = mc_config_get_string_raw (mc_config, group, param, def);
+
+    if (mc_global.utf8_display)
+        return ret;
+
+    conv = str_crt_conv_from ("UTF-8");
+    if (conv == INVALID_CONV)
+        return ret;
+
+    buffer = g_string_new ("");
+    conv_res = str_convert (conv, ret, buffer);
+    str_close_conv (conv);
+
+    if (conv_res == ESTR_FAILURE)
+    {
+        g_string_free (buffer, TRUE);
+        return ret;
+    }
+
+    g_free (ret);
+
+    return g_string_free (buffer, FALSE);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gchar *
+mc_config_get_string_raw (mc_config_t * mc_config, const gchar * group,
+                          const gchar * param, const gchar * def)
+{
+    gchar *ret;
+
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return g_strdup (def);
+
+    if (!mc_config_has_param (mc_config, group, param))
+    {
+        if (def != NULL)
+            mc_config_set_string (mc_config, group, param, def);
+        return g_strdup (def);
+    }
+
+    ret = g_key_file_get_string (mc_config->handle, group, param, NULL);
+
+    return ret != NULL ? ret : g_strdup (def);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_config_get_bool (mc_config_t * mc_config, const gchar * group, const gchar * param, gboolean def)
+{
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return def;
+
+    if (!mc_config_has_param (mc_config, group, param))
+    {
+        mc_config_set_bool (mc_config, group, param, def);
+        return def;
+    }
+
+    return g_key_file_get_boolean (mc_config->handle, group, param, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+int
+mc_config_get_int (mc_config_t * mc_config, const gchar * group, const gchar * param, int def)
+{
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return def;
+
+    if (!mc_config_has_param (mc_config, group, param))
+    {
+        mc_config_set_int (mc_config, group, param, def);
+        return def;
+    }
+
+    return g_key_file_get_integer (mc_config->handle, group, param, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gchar **
+mc_config_get_string_list (mc_config_t * mc_config, const gchar * group,
+                           const gchar * param, gsize * length)
+{
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return NULL;
+
+    return g_key_file_get_string_list (mc_config->handle, group, param, length, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean *
+mc_config_get_bool_list (mc_config_t * mc_config, const gchar * group,
+                         const gchar * param, gsize * length)
+{
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return NULL;
+
+    return g_key_file_get_boolean_list (mc_config->handle, group, param, length, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+int *
+mc_config_get_int_list (mc_config_t * mc_config, const gchar * group,
+                        const gchar * param, gsize * length)
+{
+    if (mc_config == NULL || group == NULL || param == NULL)
+        return NULL;
+
+    return g_key_file_get_integer_list (mc_config->handle, group, param, length, NULL);
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/mcconfig/history.c b/lib/mcconfig/history.c
new file mode 100644
index 0000000..bfbdf0a
--- /dev/null
+++ b/lib/mcconfig/history.c
@@ -0,0 +1,219 @@
+/*
+   Widgets for the Midnight Commander
+
+   Copyright (C) 1994-2023
+   Free Software Foundation, Inc.
+
+   Authors:
+   Radek Doulik, 1994, 1995
+   Miguel de Icaza, 1994, 1995
+   Jakub Jelinek, 1995
+   Andrej Borsenkow, 1996
+   Norbert Warmuth, 1997
+   Andrew Borodin <aborodin@vmail.ru>, 2009-2019
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** \file history.c
+ *  \brief Source: save and load history
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <sys/types.h>
+
+#include "lib/global.h"
+
+#include "lib/fileloc.h"        /* MC_HISTORY_FILE */
+#include "lib/strutil.h"
+#include "lib/util.h"           /* list_append_unique */
+
+#include "lib/mcconfig.h"
+
+/*** global variables ****************************************************************************/
+
+/* how much history items are used */
+int num_history_items_recorded = 60;
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/* --------------------------------------------------------------------------------------------- */
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+/**
+ * Load the history from the ${XDG_CACHE_HOME}/mc/history file.
+ * It is called with the widgets history name and returns the GList list.
+ */
+
+GList *
+mc_config_history_get (const char *name)
+{
+    GList *hist = NULL;
+    char *profile;
+    mc_config_t *cfg;
+
+    if (num_history_items_recorded == 0)        /* this is how to disable */
+        return NULL;
+    if (name == NULL || *name == '\0')
+        return NULL;
+
+    profile = mc_config_get_full_path (MC_HISTORY_FILE);
+    cfg = mc_config_init (profile, TRUE);
+
+    hist = mc_config_history_load (cfg, name);
+
+    mc_config_deinit (cfg);
+    g_free (profile);
+
+    return hist;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+/**
+ * Load history from the mc_config
+ */
+GList *
+mc_config_history_load (mc_config_t * cfg, const char *name)
+{
+    size_t i;
+    GList *hist = NULL;
+    char **keys;
+    size_t keys_num = 0;
+    GIConv conv = INVALID_CONV;
+    GString *buffer;
+
+    if (name == NULL || *name == '\0')
+        return NULL;
+
+    /* get number of keys */
+    keys = mc_config_get_keys (cfg, name, &keys_num);
+    g_strfreev (keys);
+
+    /* create charset conversion handler to convert strings
+       from utf-8 to system codepage */
+    if (!mc_global.utf8_display)
+        conv = str_crt_conv_from ("UTF-8");
+
+    buffer = g_string_sized_new (64);
+
+    for (i = 0; i < keys_num; i++)
+    {
+        char key[BUF_TINY];
+        char *this_entry;
+
+        g_snprintf (key, sizeof (key), "%lu", (unsigned long) i);
+        this_entry = mc_config_get_string_raw (cfg, name, key, "");
+
+        if (this_entry == NULL)
+            continue;
+
+        if (conv == INVALID_CONV)
+            hist = list_append_unique (hist, this_entry);
+        else
+        {
+            g_string_set_size (buffer, 0);
+            if (str_convert (conv, this_entry, buffer) == ESTR_FAILURE)
+                hist = list_append_unique (hist, this_entry);
+            else
+            {
+                hist = list_append_unique (hist, g_strndup (buffer->str, buffer->len));
+                g_free (this_entry);
+            }
+        }
+    }
+
+    g_string_free (buffer, TRUE);
+    if (conv != INVALID_CONV)
+        str_close_conv (conv);
+
+    /* return pointer to the last entry in the list */
+    return g_list_last (hist);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+/**
+  * Save history to the mc_config, but don't save config to file
+  */
+void
+mc_config_history_save (mc_config_t * cfg, const char *name, GList * h)
+{
+    GIConv conv = INVALID_CONV;
+    GString *buffer;
+    int i;
+
+    if (name == NULL || *name == '\0' || h == NULL)
+        return;
+
+    /* go to end of list */
+    h = g_list_last (h);
+
+    /* go back 60 places */
+    for (i = 0; (i < num_history_items_recorded - 1) && (h->prev != NULL); i++)
+        h = g_list_previous (h);
+
+    if (name != NULL)
+        mc_config_del_group (cfg, name);
+
+    /* create charset conversion handler to convert strings
+       from system codepage to UTF-8 */
+    if (!mc_global.utf8_display)
+        conv = str_crt_conv_to ("UTF-8");
+
+    buffer = g_string_sized_new (64);
+
+    /* dump history into profile */
+    for (i = 0; h != NULL; h = g_list_next (h))
+    {
+        char key[BUF_TINY];
+        char *text = (char *) h->data;
+
+        /* We shouldn't have null entries, but let's be sure */
+        if (text == NULL)
+            continue;
+
+        g_snprintf (key, sizeof (key), "%d", i++);
+
+        if (conv == INVALID_CONV)
+            mc_config_set_string_raw (cfg, name, key, text);
+        else
+        {
+            g_string_set_size (buffer, 0);
+            if (str_convert (conv, text, buffer) == ESTR_FAILURE)
+                mc_config_set_string_raw (cfg, name, key, text);
+            else
+                mc_config_set_string_raw (cfg, name, key, buffer->str);
+        }
+    }
+
+    g_string_free (buffer, TRUE);
+    if (conv != INVALID_CONV)
+        str_close_conv (conv);
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/mcconfig/paths.c b/lib/mcconfig/paths.c
new file mode 100644
index 0000000..46ec14d
--- /dev/null
+++ b/lib/mcconfig/paths.c
@@ -0,0 +1,314 @@
+/*
+   paths to configuration files
+
+   Copyright (C) 2010-2023
+   Free Software Foundation, Inc.
+
+   Written by:
+   Slava Zanko <slavazanko@gmail.com>, 2010.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "lib/global.h"
+#include "lib/fileloc.h"
+#include "lib/vfs/vfs.h"
+#include "lib/util.h"           /* unix_error_string() */
+
+#include "lib/mcconfig.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** forward declarations (file scope functions) *************************************************/
+
+/*** file scope variables ************************************************************************/
+
+static gboolean xdg_vars_initialized = FALSE;
+static char *mc_config_str = NULL;
+static char *mc_cache_str = NULL;
+static char *mc_data_str = NULL;
+
+static gboolean config_dir_present = FALSE;
+
+static const struct
+{
+    char **basedir;
+    const char *filename;
+} mc_config_files_reference[] =
+{
+    /* *INDENT-OFF* */
+    /* config */
+    { &mc_config_str, MC_CONFIG_FILE },
+    { &mc_config_str, MC_FHL_INI_FILE },
+    { &mc_config_str, MC_HOTLIST_FILE },
+    { &mc_config_str, GLOBAL_KEYMAP_FILE },
+    { &mc_config_str, MC_USERMENU_FILE },
+    { &mc_config_str, EDIT_HOME_MENU },
+    { &mc_config_str, MC_PANELS_FILE },
+
+    /* User should move this file with applying some changes in file */
+    { &mc_config_str, MC_EXT_FILE },
+    { &mc_config_str, MC_EXT_OLD_FILE },
+
+    /* data */
+    { &mc_data_str, MC_SKINS_DIR },
+    { &mc_data_str, FISH_PREFIX },
+    { &mc_data_str, MC_ASHRC_FILE },
+    { &mc_data_str, MC_BASHRC_FILE },
+    { &mc_data_str, MC_INPUTRC_FILE },
+    { &mc_data_str, MC_ZSHRC_FILE },
+    { &mc_data_str, MC_EXTFS_DIR },
+    { &mc_data_str, MC_HISTORY_FILE },
+    { &mc_data_str, MC_FILEPOS_FILE },
+    { &mc_data_str, EDIT_SYNTAX_FILE },
+    { &mc_data_str, EDIT_HOME_CLIP_FILE },
+    { &mc_data_str, MC_MACRO_FILE },
+
+    /* cache */
+    { &mc_cache_str, "mc.log" },
+    { &mc_cache_str, MC_TREESTORE_FILE },
+    { &mc_cache_str, EDIT_HOME_TEMP_FILE },
+    { &mc_cache_str, EDIT_HOME_BLOCK_FILE },
+
+    { NULL, NULL }
+    /* *INDENT-ON* */
+};
+
+/* --------------------------------------------------------------------------------------------- */
+/*** file scope functions *********************************************************************** */
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+mc_config_mkdir (const char *directory_name, GError ** mcerror)
+{
+    mc_return_if_error (mcerror);
+
+    if ((!g_file_test (directory_name, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) &&
+        (g_mkdir_with_parents (directory_name, 0700) != 0))
+        mc_propagate_error (mcerror, 0, _("Cannot create %s directory"), directory_name);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static char *
+mc_config_init_one_config_path (const char *path_base, const char *subdir, GError ** mcerror)
+{
+    char *full_path;
+
+    mc_return_val_if_error (mcerror, FALSE);
+
+    full_path = g_build_filename (path_base, subdir, (char *) NULL);
+
+    if (g_file_test (full_path, G_FILE_TEST_EXISTS))
+    {
+        if (g_file_test (full_path, G_FILE_TEST_IS_DIR))
+            config_dir_present = TRUE;
+        else
+        {
+            fprintf (stderr, "%s %s\n", _("FATAL: not a directory:"), full_path);
+            exit (EXIT_FAILURE);
+        }
+    }
+
+    mc_config_mkdir (full_path, mcerror);
+    if (mcerror != NULL && *mcerror != NULL)
+        MC_PTR_FREE (full_path);
+
+    return full_path;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_init_config_paths (GError ** mcerror)
+{
+    const char *profile_root;
+    char *dir;
+
+    mc_return_if_error (mcerror);
+
+    if (xdg_vars_initialized)
+        return;
+
+    profile_root = mc_get_profile_root ();
+
+    if (strcmp (profile_root, mc_config_get_home_dir ()) != 0)
+    {
+        /*
+         * The user overrode the default profile root.
+         *
+         * In this case we can't use GLib's g_get_user_{config,cache,data}_dir()
+         * as these functions use the user's home dir as the root.
+         */
+
+        dir = g_build_filename (profile_root, ".config", (char *) NULL);
+        mc_config_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, mcerror);
+        g_free (dir);
+
+        dir = g_build_filename (profile_root, ".cache", (char *) NULL);
+        mc_cache_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, mcerror);
+        g_free (dir);
+
+        dir = g_build_filename (profile_root, ".local", "share", (char *) NULL);
+        mc_data_str = mc_config_init_one_config_path (dir, MC_USERCONF_DIR, mcerror);
+        g_free (dir);
+    }
+    else
+    {
+        mc_config_str =
+            mc_config_init_one_config_path (g_get_user_config_dir (), MC_USERCONF_DIR, mcerror);
+        mc_cache_str =
+            mc_config_init_one_config_path (g_get_user_cache_dir (), MC_USERCONF_DIR, mcerror);
+        mc_data_str =
+            mc_config_init_one_config_path (g_get_user_data_dir (), MC_USERCONF_DIR, mcerror);
+    }
+
+    xdg_vars_initialized = TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_deinit_config_paths (void)
+{
+    if (!xdg_vars_initialized)
+        return;
+
+    g_free (mc_config_str);
+    g_free (mc_cache_str);
+    g_free (mc_data_str);
+
+    g_free (mc_global.share_data_dir);
+    g_free (mc_global.sysconfig_dir);
+
+    xdg_vars_initialized = FALSE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+const char *
+mc_config_get_data_path (void)
+{
+    if (!xdg_vars_initialized)
+        mc_config_init_config_paths (NULL);
+
+    return (const char *) mc_data_str;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+const char *
+mc_config_get_cache_path (void)
+{
+    if (!xdg_vars_initialized)
+        mc_config_init_config_paths (NULL);
+
+    return (const char *) mc_cache_str;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+const char *
+mc_config_get_home_dir (void)
+{
+    static const char *homedir = NULL;
+
+    if (homedir == NULL)
+    {
+        /* Prior to GLib 2.36, g_get_home_dir() ignores $HOME, which is why
+         * we read it ourselves. As that function's documentation explains,
+         * using $HOME is good for compatibility with other programs and
+         * for running from test frameworks. */
+        homedir = g_getenv ("HOME");
+        if (homedir == NULL || *homedir == '\0')
+            homedir = g_get_home_dir ();
+    }
+
+    return homedir;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+const char *
+mc_config_get_path (void)
+{
+    if (!xdg_vars_initialized)
+        mc_config_init_config_paths (NULL);
+
+    return (const char *) mc_config_str;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/**
+ * Get full path to config file by short name.
+ *
+ * @param config_name short name
+ * @return full path to config file
+ */
+
+char *
+mc_config_get_full_path (const char *config_name)
+{
+    size_t rule_index;
+
+    if (config_name == NULL)
+        return NULL;
+
+    if (!xdg_vars_initialized)
+        mc_config_init_config_paths (NULL);
+
+    for (rule_index = 0; mc_config_files_reference[rule_index].filename != NULL; rule_index++)
+        if (strcmp (config_name, mc_config_files_reference[rule_index].filename) == 0)
+            return g_build_filename (*mc_config_files_reference[rule_index].basedir,
+                                     mc_config_files_reference[rule_index].filename, (char *) NULL);
+
+    return NULL;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/**
+ * Get full path to config file by short name.
+ *
+ * @param config_name short name
+ * @return object with full path to config file
+ */
+
+vfs_path_t *
+mc_config_get_full_vpath (const char *config_name)
+{
+    vfs_path_t *ret_vpath;
+    char *str_path;
+
+    str_path = mc_config_get_full_path (config_name);
+
+    ret_vpath = vfs_path_from_str (str_path);
+    g_free (str_path);
+
+    return ret_vpath;
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/mcconfig/set.c b/lib/mcconfig/set.c
new file mode 100644
index 0000000..961435f
--- /dev/null
+++ b/lib/mcconfig/set.c
@@ -0,0 +1,159 @@
+/*
+   Configure module for the Midnight Commander
+
+   Copyright (C) 1994-2023
+   Free Software Foundation, Inc.
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/strutil.h"
+
+#include "lib/mcconfig.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** forward declarations (file scope functions) *************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/* --------------------------------------------------------------------------------------------- */
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+static gchar *
+mc_config_normalize_before_save (const gchar * value)
+{
+    GIConv conv;
+    GString *buffer;
+    gboolean ok;
+
+    if (mc_global.utf8_display)
+        return g_strdup (value);
+
+    conv = str_crt_conv_to ("UTF-8");
+    if (conv == INVALID_CONV)
+        return g_strdup (value);
+
+    buffer = g_string_new ("");
+
+    ok = (str_convert (conv, value, buffer) != ESTR_FAILURE);
+    str_close_conv (conv);
+
+    if (!ok)
+    {
+        g_string_free (buffer, TRUE);
+        return g_strdup (value);
+    }
+
+    return g_string_free (buffer, FALSE);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_string_raw (mc_config_t * mc_config, const gchar * group,
+                          const gchar * param, const gchar * value)
+{
+    if (mc_config != NULL && group != NULL && param != NULL && value != NULL)
+        g_key_file_set_string (mc_config->handle, group, param, value);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_string_raw_value (mc_config_t * mc_config, const gchar * group,
+                                const gchar * param, const gchar * value)
+{
+    if (mc_config != NULL && group != NULL && param != NULL && value != NULL)
+        g_key_file_set_value (mc_config->handle, group, param, value);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_string (mc_config_t * mc_config, const gchar * group,
+                      const gchar * param, const gchar * value)
+{
+    if (mc_config != NULL && group != NULL && param != NULL && value != NULL)
+    {
+        gchar *buffer;
+
+        buffer = mc_config_normalize_before_save (value);
+        g_key_file_set_string (mc_config->handle, group, param, buffer);
+        g_free (buffer);
+    }
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_bool (mc_config_t * mc_config, const gchar * group,
+                    const gchar * param, gboolean value)
+{
+    if (mc_config != NULL && group != NULL && param != NULL)
+        g_key_file_set_boolean (mc_config->handle, group, param, value);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_int (mc_config_t * mc_config, const gchar * group, const gchar * param, int value)
+{
+    if (mc_config != NULL && group != NULL && param != NULL)
+        g_key_file_set_integer (mc_config->handle, group, param, value);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_string_list (mc_config_t * mc_config, const gchar * group,
+                           const gchar * param, const gchar * const value[], gsize length)
+{
+    if (mc_config != NULL && group != NULL && param != NULL && value != NULL && length != 0)
+        g_key_file_set_string_list (mc_config->handle, group, param, value, length);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_bool_list (mc_config_t * mc_config, const gchar * group,
+                         const gchar * param, gboolean value[], gsize length)
+{
+    if (mc_config != NULL && group != NULL && param != NULL && value != NULL && length != 0)
+        g_key_file_set_boolean_list (mc_config->handle, group, param, value, length);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_config_set_int_list (mc_config_t * mc_config, const gchar * group,
+                        const gchar * param, int value[], gsize length)
+{
+    if (mc_config != NULL && group != NULL && param != NULL && value != NULL && length != 0)
+        g_key_file_set_integer_list (mc_config->handle, group, param, value, length);
+}
+
+/* --------------------------------------------------------------------------------------------- */