Adding upstream version 3:4.8.29.upstream/3%4.8.29upstream

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

1 files changed, 376 insertions, 0 deletions

diff --git a/src/filemanager/info.c b/src/filemanager/info.c
new file mode 100644
index 0000000..cb117ac
--- /dev/null
+++ b/src/filemanager/info.c
@@ -0,0 +1,376 @@
+/*
+   Panel managing.
+
+   Copyright (C) 1994-2022
+   Free Software Foundation, Inc.
+
+   Written by:
+   Slava Zanko <slavazanko@gmail.com>, 2013
+   Andrew Borodin <aborodin@vmail.ru>, 2013-2022
+
+   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 info.c
+ *  \brief Source: panel managing
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <inttypes.h>           /* PRIuMAX */
+#ifdef ENABLE_EXT2FS_ATTR
+#include <e2p/e2p.h>            /* fgetflags() */
+#endif
+
+#include "lib/global.h"
+#include "lib/unixcompat.h"
+#include "lib/tty/tty.h"
+#include "lib/tty/key.h"        /* is_idle() */
+#include "lib/skin.h"
+#include "lib/strutil.h"
+#include "lib/timefmt.h"        /* file_date() */
+#include "lib/util.h"
+#include "lib/widget.h"
+
+#include "src/setup.h"          /* panels_options */
+
+#include "filemanager.h"        /* the_menubar */
+#include "layout.h"
+#include "mountlist.h"
+#ifdef ENABLE_EXT2FS_ATTR
+#include "cmd.h"                /* chattr_get_as_str() */
+#endif
+
+#include "info.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+struct WInfo
+{
+    Widget widget;
+    gboolean ready;
+};
+
+/*** file scope variables ************************************************************************/
+
+static struct my_statfs myfs_stats;
+
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+info_box (WInfo * info)
+{
+    Widget *w = WIDGET (info);
+
+    const char *title = _("Information");
+    const int len = str_term_width1 (title);
+
+    tty_set_normal_attrs ();
+    tty_setcolor (NORMAL_COLOR);
+    widget_erase (w);
+    tty_draw_box (w->rect.y, w->rect.x, w->rect.lines, w->rect.cols, FALSE);
+
+    widget_gotoyx (w, 0, (w->rect.cols - len - 2) / 2);
+    tty_printf (" %s ", title);
+
+    widget_gotoyx (w, 2, 0);
+    tty_print_alt_char (ACS_LTEE, FALSE);
+    widget_gotoyx (w, 2, w->rect.cols - 1);
+    tty_print_alt_char (ACS_RTEE, FALSE);
+    tty_draw_hline (w->rect.y + 2, w->rect.x + 1, ACS_HLINE, w->rect.cols - 2);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+info_show_info (WInfo * info)
+{
+    const WRect *w = &CONST_WIDGET (info)->rect;
+    static int i18n_adjust = 0;
+    static const char *file_label;
+    GString *buff;
+    struct stat st;
+    char rp_cwd[PATH_MAX];
+    const char *p_rp_cwd;
+
+    if (!is_idle ())
+        return;
+
+    info_box (info);
+
+    tty_setcolor (MARKED_COLOR);
+    widget_gotoyx (w, 1, 3);
+    tty_printf (_("Midnight Commander %s"), mc_global.mc_version);
+
+    if (!info->ready)
+        return;
+
+    if (get_current_type () != view_listing)
+        return;
+
+    /* don't rely on vpath CWD when cd_symlinks enabled */
+    p_rp_cwd = mc_realpath (vfs_path_as_str (current_panel->cwd_vpath), rp_cwd);
+    if (p_rp_cwd == NULL)
+        p_rp_cwd = vfs_path_as_str (current_panel->cwd_vpath);
+
+    my_statfs (&myfs_stats, p_rp_cwd);
+
+    st = current_panel->dir.list[current_panel->selected].st;
+
+    /* Print only lines which fit */
+
+    if (i18n_adjust == 0)
+    {
+        /* This printf pattern string is used as a reference for size */
+        file_label = _("File: %s");
+        i18n_adjust = str_term_width1 (file_label) + 2;
+    }
+
+    tty_setcolor (NORMAL_COLOR);
+
+    buff = g_string_new ("");
+
+    switch (w->lines - 2)
+    {
+        /* Note: all cases are fall-throughs */
+
+    default:
+        MC_FALLTHROUGH;
+    case 17:
+        widget_gotoyx (w, 17, 3);
+        if ((myfs_stats.nfree == 0 && myfs_stats.nodes == 0) ||
+            (myfs_stats.nfree == (uintmax_t) (-1) && myfs_stats.nodes == (uintmax_t) (-1)))
+            tty_print_string (_("No node information"));
+        else if (myfs_stats.nfree == (uintmax_t) (-1))
+            tty_printf ("%s - / %" PRIuMAX, _("Free nodes:"), myfs_stats.nodes);
+        else if (myfs_stats.nodes == (uintmax_t) (-1))
+            tty_printf ("%s %" PRIuMAX " / -", _("Free nodes:"), myfs_stats.nfree);
+        else
+            tty_printf ("%s %" PRIuMAX " / %" PRIuMAX " (%d%%)",
+                        _("Free nodes:"),
+                        myfs_stats.nfree, myfs_stats.nodes,
+                        myfs_stats.nodes == 0 ? 0 :
+                        (int) (100 * (long double) myfs_stats.nfree / myfs_stats.nodes));
+        MC_FALLTHROUGH;
+    case 16:
+        widget_gotoyx (w, 16, 3);
+        if (myfs_stats.avail == 0 && myfs_stats.total == 0)
+            tty_print_string (_("No space information"));
+        else
+        {
+            char buffer1[6], buffer2[6];
+
+            size_trunc_len (buffer1, 5, myfs_stats.avail, 1, panels_options.kilobyte_si);
+            size_trunc_len (buffer2, 5, myfs_stats.total, 1, panels_options.kilobyte_si);
+            tty_printf (_("Free space: %s / %s (%d%%)"), buffer1, buffer2,
+                        myfs_stats.total == 0 ? 0 :
+                        (int) (100 * (long double) myfs_stats.avail / myfs_stats.total));
+        }
+        MC_FALLTHROUGH;
+    case 15:
+        widget_gotoyx (w, 15, 3);
+        tty_printf (_("Type:       %s"),
+                    myfs_stats.typename ? myfs_stats.typename : _("non-local vfs"));
+        if (myfs_stats.type != 0xffff && myfs_stats.type != -1)
+            tty_printf (" (%Xh)", (unsigned int) myfs_stats.type);
+        MC_FALLTHROUGH;
+    case 14:
+        widget_gotoyx (w, 14, 3);
+        str_printf (buff, _("Device:     %s"),
+                    str_trunc (myfs_stats.device, w->cols - i18n_adjust));
+        tty_print_string (buff->str);
+        g_string_set_size (buff, 0);
+        MC_FALLTHROUGH;
+    case 13:
+        widget_gotoyx (w, 13, 3);
+        str_printf (buff, _("Filesystem: %s"),
+                    str_trunc (myfs_stats.mpoint, w->cols - i18n_adjust));
+        tty_print_string (buff->str);
+        g_string_set_size (buff, 0);
+        MC_FALLTHROUGH;
+    case 12:
+        widget_gotoyx (w, 12, 3);
+        str_printf (buff, _("Accessed:   %s"), file_date (st.st_atime));
+        tty_print_string (buff->str);
+        g_string_set_size (buff, 0);
+        MC_FALLTHROUGH;
+    case 11:
+        widget_gotoyx (w, 11, 3);
+        str_printf (buff, _("Modified:   %s"), file_date (st.st_mtime));
+        tty_print_string (buff->str);
+        g_string_set_size (buff, 0);
+        MC_FALLTHROUGH;
+    case 10:
+        widget_gotoyx (w, 10, 3);
+        /* The field st_ctime is changed by writing or by setting inode
+           information (i.e., owner, group, link count, mode, etc.).  */
+        /* TRANSLATORS: Time of last status change as in stat(2) man. */
+        str_printf (buff, _("Changed:    %s"), file_date (st.st_ctime));
+        tty_print_string (buff->str);
+        g_string_set_size (buff, 0);
+        MC_FALLTHROUGH;
+    case 9:
+        widget_gotoyx (w, 9, 3);
+#ifdef HAVE_STRUCT_STAT_ST_RDEV
+        if (S_ISCHR (st.st_mode) || S_ISBLK (st.st_mode))
+            tty_printf (_("Dev. type: major %lu, minor %lu"),
+                        (unsigned long) major (st.st_rdev), (unsigned long) minor (st.st_rdev));
+        else
+#endif
+        {
+            char buffer[10];
+            size_trunc_len (buffer, 9, st.st_size, 0, panels_options.kilobyte_si);
+            tty_printf (_("Size:       %s"), buffer);
+#ifdef HAVE_STRUCT_STAT_ST_BLOCKS
+            tty_printf (ngettext (" (%lu block)", " (%lu blocks)",
+                                  (unsigned long) st.st_blocks), (unsigned long) st.st_blocks);
+#endif
+        }
+        MC_FALLTHROUGH;
+    case 8:
+        widget_gotoyx (w, 8, 3);
+        tty_printf (_("Owner:      %s/%s"), get_owner (st.st_uid), get_group (st.st_gid));
+        MC_FALLTHROUGH;
+    case 7:
+        widget_gotoyx (w, 7, 3);
+        tty_printf (_("Links:      %d"), (int) st.st_nlink);
+        MC_FALLTHROUGH;
+    case 6:
+        widget_gotoyx (w, 6, 3);
+#ifdef ENABLE_EXT2FS_ATTR
+        if (!vfs_current_is_local ())
+            tty_print_string (_("Attributes: not supported"));
+        else
+        {
+            vfs_path_t *vpath;
+            unsigned long attr;
+
+            vpath = vfs_path_from_str (current_panel->dir.list[current_panel->selected].fname->str);
+
+            if (fgetflags (vfs_path_as_str (vpath), &attr) == 0)
+                tty_printf (_("Attributes: %s"), chattr_get_as_str (attr));
+            else
+                tty_print_string (_("Attributes: unavailable"));
+
+            vfs_path_free (vpath, TRUE);
+        }
+#else
+        tty_print_string (_("Attributes: not supported"));
+#endif
+        MC_FALLTHROUGH;
+    case 5:
+        widget_gotoyx (w, 5, 3);
+        tty_printf (_("Mode:       %s (%04o)"),
+                    string_perm (st.st_mode), (unsigned) st.st_mode & 07777);
+        MC_FALLTHROUGH;
+    case 4:
+        widget_gotoyx (w, 4, 3);
+        tty_printf (_("Location:   %Xh:%Xh"), (unsigned int) st.st_dev, (unsigned int) st.st_ino);
+        MC_FALLTHROUGH;
+    case 3:
+        {
+            const char *fname;
+
+            widget_gotoyx (w, 3, 2);
+            fname = current_panel->dir.list[current_panel->selected].fname->str;
+            str_printf (buff, file_label, str_trunc (fname, w->cols - i18n_adjust));
+            tty_print_string (buff->str);
+        }
+        MC_FALLTHROUGH;
+    case 2:
+        MC_FALLTHROUGH;
+    case 1:
+        MC_FALLTHROUGH;
+    case 0:
+        ;
+    }                           /* switch */
+    g_string_free (buff, TRUE);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+info_hook (void *data)
+{
+    WInfo *info = (WInfo *) data;
+    Widget *other_widget;
+
+    other_widget = get_panel_widget (get_current_index ());
+    if (!other_widget)
+        return;
+    if (widget_overlapped (WIDGET (info), other_widget))
+        return;
+
+    info->ready = TRUE;
+    info_show_info (info);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static cb_ret_t
+info_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
+{
+    WInfo *info = (WInfo *) w;
+
+    switch (msg)
+    {
+    case MSG_INIT:
+        init_my_statfs ();
+        add_hook (&select_file_hook, info_hook, info);
+        info->ready = FALSE;
+        return MSG_HANDLED;
+
+    case MSG_DRAW:
+        info_hook (info);
+        return MSG_HANDLED;
+
+    case MSG_DESTROY:
+        delete_hook (&select_file_hook, info_hook);
+        free_my_statfs ();
+        return MSG_HANDLED;
+
+    default:
+        return widget_default_callback (w, sender, msg, parm, data);
+    }
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+WInfo *
+info_new (int y, int x, int lines, int cols)
+{
+    WRect r = { y, x, lines, cols };
+    WInfo *info;
+    Widget *w;
+
+    info = g_new (struct WInfo, 1);
+    w = WIDGET (info);
+    widget_init (w, &r, info_callback, NULL);
+
+    return info;
+}
+
+/* --------------------------------------------------------------------------------------------- */