int SLsmg_utf8_enable (int mode)
{
if (mode == -1)
{
mode = _pSLutf8_mode;
if (mode == -1)
mode = SLutf8_enable (-1);
}
return UTF8_Mode = mode;
}
int ui__init(void)
{
int err;
SLutf8_enable(-1);
SLtt_get_terminfo();
SLtt_get_screen_size();
err = SLsmg_init_smg();
if (err < 0)
goto out;
err = SLang_init_tty(0, 0, 0);
if (err < 0)
goto out;
err = SLkp_init();
if (err < 0) {
pr_err("TUI initialization failed.\n");
goto out;
}
SLkp_define_keysym((char *)"^(kB)", SL_KEY_UNTAB);
ui_helpline__init();
ui_browser__init();
tui_progress__init();
signal(SIGSEGV, ui__signal_backtrace);
signal(SIGFPE, ui__signal_backtrace);
signal(SIGINT, ui__signal);
signal(SIGQUIT, ui__signal);
signal(SIGTERM, ui__signal);
perf_error__register(&perf_tui_eops);
hist_browser__init_hpp();
out:
return err;
}
/**
* @brief Initialize the newt library
* @return int - 0 for success, else < 0
*/
int newtInit(void) {
char * MonoValue, * MonoEnv = "NEWT_MONO";
const char *lang;
int ret;
if ((lang = getenv("LC_ALL")) == NULL)
if ((lang = getenv("LC_CTYPE")) == NULL)
if ((lang = getenv("LANG")) == NULL)
lang = "";
/* slang doesn't support multibyte encodings except UTF-8,
avoid character corruption by redrawing the screen */
if (strstr (lang, ".euc") != NULL)
trashScreen = 1;
(void) strlen(ident);
SLutf8_enable(-1);
SLtt_get_terminfo();
SLtt_get_screen_size();
MonoValue = getenv(MonoEnv);
if ( MonoValue != NULL )
SLtt_Use_Ansi_Colors = 0;
if ((ret = SLsmg_init_smg()) < 0)
return ret;
if ((ret = SLang_init_tty(0, 0, 0)) < 0)
return ret;
initColors();
newtCursorOff();
initKeymap();
SLsignal_intr(SIGWINCH, handleSigwinch);
SLang_getkey_intr_hook = getkeyInterruptHook;
return 0;
}
int main (int argc, char **argv)
{
int i;
int utf8 = 0;
for (i = 1; i < argc; i++)
{
char *arg = argv[i];
if (*arg != '-')
break;
if (0 == strcmp (arg, "-utf8"))
{
utf8 = 1;
continue;
}
i = argc;
}
if (i >= argc)
{
fprintf (stderr, "Usage: %s [-utf8] FILE...\n", argv[0]);
return 1;
}
(void) SLutf8_enable (utf8);
if ((-1 == SLang_init_all ())
|| (-1 == SLang_init_array_extra ())
|| (-1 == SLadd_intrin_fun_table (Intrinsics, NULL))
|| (-1 == add_test_classes ()))
return 1;
SLang_Traceback = 1;
if (-1 == SLang_set_argc_argv (argc, argv))
return 1;
#ifdef HAVE_FPSETMASK
# ifndef FP_X_OFL
# define FP_X_OFL 0
# endif
# ifndef FP_X_INV
# define FP_X_INV 0
# endif
# ifndef FP_X_DZ
# define FP_X_DZ 0
# endif
# ifndef FP_X_DNML
# define FP_X_DNML 0
# endif
# ifndef FP_X_UFL
# define FP_X_UFL 0
# endif
# ifndef FP_X_IMP
# define FP_X_IMP 0
# endif
fpsetmask (~(FP_X_OFL|FP_X_INV|FP_X_DZ|FP_X_DNML|FP_X_UFL|FP_X_IMP));
#endif
if (i + 1 < argc)
Ignore_Exit = 1;
while (i < argc)
{
char *file = argv[i];
if (0 == strncmp (SLpath_extname (file), ".slc", 4))
{
char *file_sl = SLmake_string (file);
file_sl[strlen(file_sl)-1] = 0;
if (-1 == SLang_byte_compile_file (file_sl, 0))
{
SLfree (file_sl);
return 1;
}
SLfree (file_sl);
}
if (-1 == SLang_load_file (file))
return 1;
i++;
}
return SLang_get_error ();
}
void
tty_init (gboolean mouse_enable, gboolean is_xterm)
{
SLtt_Ignore_Beep = 1;
SLutf8_enable (-1); /* has to be called first before any of the other functions. */
SLtt_get_terminfo ();
/*
* If the terminal in not in terminfo but begins with a well-known
* string such as "linux" or "xterm" S-Lang will go on, but the
* terminal size and several other variables won't be initialized
* (as of S-Lang 1.4.4). Detect it and abort. Also detect extremely
* small, large and negative screen dimensions.
*/
if ((COLS < 10) || (LINES < 5)
|| (COLS > SLTT_MAX_SCREEN_COLS) || (LINES > SLTT_MAX_SCREEN_ROWS))
{
fprintf (stderr,
_("Screen size %dx%d is not supported.\n"
"Check the TERM environment variable.\n"), COLS, LINES);
exit (EXIT_FAILURE);
}
tcgetattr (fileno (stdin), &boot_mode);
/* 255 = ignore abort char; XCTRL('g') for abort char = ^g */
SLang_init_tty (XCTRL ('g'), 1, 0);
if (mc_global.tty.ugly_line_drawing)
SLtt_Has_Alt_Charset = 0;
/* If SLang uses fileno(stderr) for terminal input MC will hang
if we call SLang_getkey between calls to open_error_pipe and
close_error_pipe, e.g. when we do a growing view of an gzipped
file. */
if (SLang_TT_Read_FD == fileno (stderr))
SLang_TT_Read_FD = fileno (stdin);
if (tcgetattr (SLang_TT_Read_FD, &new_mode) == 0)
{
#ifdef VDSUSP
new_mode.c_cc[VDSUSP] = NULL_VALUE; /* to ignore ^Y */
#endif
#ifdef VLNEXT
new_mode.c_cc[VLNEXT] = NULL_VALUE; /* to ignore ^V */
#endif
tcsetattr (SLang_TT_Read_FD, TCSADRAIN, &new_mode);
}
tty_reset_prog_mode ();
load_terminfo_keys ();
SLtt_Blink_Mode = tty_use_256colors ()? 1 : 0;
tty_start_interrupt_key ();
/* It's the small part from the previous init_key() */
init_key_input_fd ();
/* For 8-bit locales, NCurses handles 154 (0x9A) symbol properly, while S-Lang
* requires SLsmg_Display_Eight_Bit >= 154 (OR manual filtering if xterm display
* detected - but checking TERM would fail under screen, OR running xterm
* with allowC1Printable).
*/
tty_display_8bit (FALSE);
SLsmg_init_smg ();
if (!mouse_enable)
use_mouse_p = MOUSE_DISABLED;
tty_init_xterm_support (is_xterm); /* do it before do_enter_ca_mode() call */
init_mouse ();
do_enter_ca_mode ();
tty_keypad (TRUE);
tty_nodelay (FALSE);
tty_setup_sigwinch (sigwinch_handler);
}
SLcurses_Window_Type *SLcurses_initscr (void)
{
SLcurses_Is_Endwin = 0;
SLsmg_Newline_Behavior = SLSMG_NEWLINE_MOVES;
SLtt_get_terminfo ();
#if !defined(IBMPC_SYSTEM) && !defined(VMS)
if (-1 == (SLcurses_Num_Colors = SLtt_tgetnum ("Co")))
#endif
SLcurses_Num_Colors = 8;
/* Enable UTF-8 support if used on the terminal */
(void) SLutf8_enable (-1);
if ((-1 == SLkp_init ())
|| (-1 == SLcurses_cbreak ())
|| (NULL == (SLcurses_Stdscr = SLcurses_newwin (0, 0, 0, 0)))
|| (-1 == SLsmg_init_smg ()))
{
SLang_exit_error ("SLcurses_initscr: init failed\n");
return NULL;
}
SLkp_set_getkey_function (getkey_function);
#ifdef SIGINT
signal (SIGINT, sigint_handler);
#endif
#if defined(SIGTSTP) && defined(SIGSTOP)
signal (SIGTSTP, sigtstp_handler);
#endif
SLtt_set_mono (SLCURSES_EXTRACT_COLOR(A_BOLD), NULL, SLTT_BOLD_MASK);
SLtt_set_mono (SLCURSES_EXTRACT_COLOR(A_UNDERLINE), NULL, SLTT_ULINE_MASK);
SLtt_set_mono (SLCURSES_EXTRACT_COLOR(A_REVERSE), NULL, SLTT_REV_MASK);
/* SLtt_set_mono (SLCURSES_EXTRACT_COLOR(A_BLINK), NULL, SLTT_BLINK_MASK); */
/* SLtt_set_mono (SLCURSES_EXTRACT_COLOR(A_ITALIC), NULL, SLTT_ITALIC_MASK); */
SLtt_set_mono ((SLCURSES_EXTRACT_COLOR(A_BOLD|A_UNDERLINE)), NULL, SLTT_ULINE_MASK|SLTT_BOLD_MASK);
SLtt_set_mono ((SLCURSES_EXTRACT_COLOR(A_REVERSE|A_UNDERLINE)), NULL, SLTT_ULINE_MASK|SLTT_REV_MASK);
if (SLtt_Has_Alt_Charset)
{
SLcurses_Acs_Map[SLSMG_ULCORN_CHAR] = SLSMG_ULCORN_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_URCORN_CHAR] = SLSMG_URCORN_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_LLCORN_CHAR] = SLSMG_LLCORN_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_LRCORN_CHAR] = SLSMG_LRCORN_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_UTEE_CHAR] = SLSMG_UTEE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_DTEE_CHAR] = SLSMG_DTEE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_LTEE_CHAR] = SLSMG_LTEE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_RTEE_CHAR] = SLSMG_RTEE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_VLINE_CHAR] = SLSMG_VLINE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_HLINE_CHAR] = SLSMG_HLINE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_PLUS_CHAR] = SLSMG_PLUS_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_CKBRD_CHAR] = SLSMG_CKBRD_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_DIAMOND_CHAR] = SLSMG_DIAMOND_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_DEGREE_CHAR] = SLSMG_DEGREE_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_PLMINUS_CHAR] = SLSMG_PLMINUS_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_BULLET_CHAR] = SLSMG_BULLET_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_LARROW_CHAR] = SLSMG_LARROW_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_RARROW_CHAR] = SLSMG_RARROW_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_DARROW_CHAR] = SLSMG_DARROW_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_UARROW_CHAR] = SLSMG_UARROW_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_BOARD_CHAR] = SLSMG_BOARD_CHAR | A_ALTCHARSET;
SLcurses_Acs_Map[SLSMG_BLOCK_CHAR] = SLSMG_BLOCK_CHAR | A_ALTCHARSET;
}
else
{
/* ugly defaults to use on terminals which don't support graphics */
SLcurses_Acs_Map[SLSMG_ULCORN_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_URCORN_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_LLCORN_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_LRCORN_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_UTEE_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_DTEE_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_LTEE_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_RTEE_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_VLINE_CHAR] = '|';
SLcurses_Acs_Map[SLSMG_HLINE_CHAR] = '-';
SLcurses_Acs_Map[SLSMG_PLUS_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_CKBRD_CHAR] = '#';
SLcurses_Acs_Map[SLSMG_DIAMOND_CHAR] = '+';
SLcurses_Acs_Map[SLSMG_DEGREE_CHAR] = '\\';
SLcurses_Acs_Map[SLSMG_PLMINUS_CHAR] = '#';
SLcurses_Acs_Map[SLSMG_BULLET_CHAR] = 'o';
SLcurses_Acs_Map[SLSMG_LARROW_CHAR] = '<';
SLcurses_Acs_Map[SLSMG_RARROW_CHAR] = '>';
SLcurses_Acs_Map[SLSMG_DARROW_CHAR] = 'v';
SLcurses_Acs_Map[SLSMG_UARROW_CHAR] = '^';
SLcurses_Acs_Map[SLSMG_BOARD_CHAR] = '#';
SLcurses_Acs_Map[SLSMG_BLOCK_CHAR] = '#';
}
return SLcurses_Stdscr;
}