/*
   Print features specific for this build

   Copyright (C) 2000-2025
   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 <https://www.gnu.org/licenses/>.
 */

/** \file textconf.c
 *  \brief Source: prints features specific for this build
 */

#include <config.h>

#include <limits.h>
#include <stdio.h>
#include <sys/types.h>
#include <stdint.h>  // uintmax_t

#if defined(ENABLE_VFS) && defined(ENABLE_VFS_SFTP)
#include <libssh2.h>
#endif

#include "lib/global.h"
#include "lib/fileloc.h"
#include "lib/mcconfig.h"
#include "lib/util.h"     // mc_get_profile_root()
#include "lib/tty/tty.h"  // S-Lang or ncurses version

#include "src/textconf.h"

/*** global variables ****************************************************************************/

/*** file scope macro definitions ****************************************************************/

/*** file scope type declarations ****************************************************************/

/*** forward declarations (file scope functions) *************************************************/

/*** file scope variables ************************************************************************/

#ifdef ENABLE_VFS
static const char *const vfs_supported[] = {
#ifdef ENABLE_VFS_CPIO
    "cpiofs",
#endif
#ifdef ENABLE_VFS_TAR
    "tarfs",
#endif
#ifdef ENABLE_VFS_SFS
    "sfs",
#endif
#ifdef ENABLE_VFS_EXTFS
    "extfs",
#endif
#ifdef ENABLE_VFS_UNDELFS
    "ext2undelfs",
#endif
#ifdef ENABLE_VFS_FTP
    "ftpfs",
#endif
#ifdef ENABLE_VFS_SFTP
    "sftpfs",
#endif
#ifdef ENABLE_VFS_SHELL
    "shell",
#endif
    NULL
};
#endif

static const char *const features[] = {

#ifdef USE_INTERNAL_EDIT
#ifdef HAVE_ASPELL
    N_ ("With builtin editor and aspell support"),
#else
    N_ ("With builtin editor"),
#endif
#endif

#ifdef ENABLE_SUBSHELL
#ifdef SUBSHELL_OPTIONAL
    N_ ("With optional subshell support"),
#else
    N_ ("With subshell support as default"),
#endif
#endif

#ifdef ENABLE_BACKGROUND
    N_ ("With support for background operations"),
#endif

#ifdef HAVE_LIBGPM
    N_ ("With mouse support on xterm and Linux console"),
#else
    N_ ("With mouse support on xterm"),
#endif

#ifdef HAVE_TEXTMODE_X11_SUPPORT
    N_ ("With support for X11 events"),
#endif

#ifdef ENABLE_NLS
    N_ ("With internationalization support"),
#endif

#ifdef ENABLE_EXT2FS_ATTR
    N_ ("With ext2fs attributes support"),
#endif

    NULL
};

/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */

/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */

void
show_version (void)
{
    size_t i;

    printf ("%s %s\n", PACKAGE_NAME, mc_global.mc_version);

    printf (_ ("Built with GLib %d.%d.%d (using GLib %u.%u.%u)\n"), GLIB_MAJOR_VERSION,
            GLIB_MINOR_VERSION, GLIB_MICRO_VERSION, glib_major_version, glib_minor_version,
            glib_micro_version);

#ifdef HAVE_SLANG
    printf (_ ("Built with S-Lang"));
#ifdef SLANG_VERSION_STRING
    printf (" %s", SLANG_VERSION_STRING);
#elif defined SLANG_VERSION
    printf (" %d", SLANG_VERSION);
#endif
    printf (_ (" and terminfo database (using S-Lang %s)\n"), SLang_Version_String);
#elif defined HAVE_NCURSES
    printf (_ ("Built with %s"), NCURSES_LIB_DISPLAYNAME);
#ifdef NCURSES_VERSION_MAJOR
    printf (" %d", NCURSES_VERSION_MAJOR);
#ifdef NCURSES_VERSION_MINOR
    printf (".%d", NCURSES_VERSION_MINOR);
#endif
#endif
#ifdef NCURSES_VERSION_PATCH
    printf (".%d", NCURSES_VERSION_PATCH);
#endif
    printf (_ (" (using %s)\n"), curses_version ());
#else
#error "Cannot compile mc without S-Lang or ncurses"
#endif

#if defined(ENABLE_VFS) && defined(ENABLE_VFS_SFTP)
    printf (_ ("Built with libssh2 %d.%d.%d\n"), LIBSSH2_VERSION_MAJOR, LIBSSH2_VERSION_MINOR,
            LIBSSH2_VERSION_PATCH);
#endif

    for (i = 0; features[i] != NULL; i++)
        puts (_ (features[i]));

#ifdef ENABLE_VFS
    puts (_ ("Virtual File Systems:"));
    for (i = 0; vfs_supported[i] != NULL; i++)
        printf ("%s %s", i == 0 ? "" : ",", _ (vfs_supported[i]));
    (void) puts ("");
#endif

    (void) puts (_ ("Data types:"));
#define TYPE_INFO(T) (void) printf (" %s: %d;", #T, (int) (CHAR_BIT * sizeof (T)))
    TYPE_INFO (char);
    TYPE_INFO (int);
    TYPE_INFO (long);
    TYPE_INFO (void *);
    TYPE_INFO (size_t);
    TYPE_INFO (off_t);
    TYPE_INFO (uintmax_t);
#undef TYPE_INFO
    (void) puts ("");
}

/* --------------------------------------------------------------------------------------------- */
#define PRINTF_GROUP(a)       (void) printf ("[%s]\n", a)
#define PRINTF_SECTION(a, b)  (void) printf ("    %-17s %s\n", a, b)
#define PRINTF_SECTION2(a, b) (void) printf ("    %-17s %s/\n", a, b)
#define PRINTF(a, b, c)       (void) printf ("\t%-15s %s/%s\n", a, b, c)
#define PRINTF2(a, b, c)      (void) printf ("\t%-15s %s%s\n", a, b, c)

void
show_datadirs_extended (void)
{
    (void) printf ("%s %s\n", _ ("Home directory:"), mc_config_get_home_dir ());
    (void) printf ("%s %s\n", _ ("Profile root directory:"), mc_get_profile_root ());
    (void) puts ("");

    PRINTF_GROUP (_ ("System data"));

    PRINTF_SECTION (_ ("Config directory:"), mc_global.sysconfig_dir);
    PRINTF_SECTION (_ ("Data directory:"), mc_global.share_data_dir);

    PRINTF_SECTION (_ ("File extension handlers:"), EXTHELPERSDIR);

#if defined ENABLE_VFS_EXTFS || defined ENABLE_VFS_SHELL
    PRINTF_SECTION (_ ("VFS plugins and scripts:"), LIBEXECDIR);
#ifdef ENABLE_VFS_EXTFS
    PRINTF2 ("extfs.d:", LIBEXECDIR, MC_EXTFS_DIR PATH_SEP_STR);
#endif
#ifdef ENABLE_VFS_SHELL
    PRINTF2 ("shell:", LIBEXECDIR, VFS_SHELL_PREFIX PATH_SEP_STR);
#endif
#endif
    (void) puts ("");

    PRINTF_GROUP (_ ("User data"));

    PRINTF_SECTION2 (_ ("Config directory:"), mc_config_get_path ());
    PRINTF_SECTION2 (_ ("Data directory:"), mc_config_get_data_path ());
    PRINTF ("skins:", mc_config_get_data_path (), MC_SKINS_DIR PATH_SEP_STR);
#ifdef ENABLE_VFS_EXTFS
    PRINTF ("extfs.d:", mc_config_get_data_path (), MC_EXTFS_DIR PATH_SEP_STR);
#endif
#ifdef ENABLE_VFS_SHELL
    PRINTF ("shell:", mc_config_get_data_path (), VFS_SHELL_PREFIX PATH_SEP_STR);
#endif
#ifdef USE_INTERNAL_EDIT
    PRINTF ("mcedit macros:", mc_config_get_data_path (), MC_MACRO_FILE);
    PRINTF ("mcedit external macros:", mc_config_get_data_path (), EDIT_HOME_MACRO_FILE ".*");
#endif
    PRINTF_SECTION2 (_ ("Cache directory:"), mc_config_get_cache_path ());
}

#undef PRINTF
#undef PRINTF_SECTION
#undef PRINTF_GROUP

/* --------------------------------------------------------------------------------------------- */

#ifdef ENABLE_CONFIGURE_ARGS
void
show_configure_options (void)
{
    (void) puts (MC_CONFIGURE_ARGS);
}
#endif

/* --------------------------------------------------------------------------------------------- */