/****************************************************************************
- * Copyright (c) 1998-2013,2014 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2015,2016 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
*/
#include <tparm_type.h>
+#include <clear_cmd.h>
+#include <reset_cmd.h>
#if !PURE_TERMINFO
#include <dump_entry.h>
#include <termsort.c>
#endif
#include <transform.h>
+#include <tty_settings.h>
-MODULE_ID("$Id: tput.c,v 1.50 2014/05/21 16:57:16 tom Exp $")
+MODULE_ID("$Id: tput.c,v 1.65 2016/12/24 18:44:32 tom Exp $")
#define PUTS(s) fputs(s, stdout)
-#define PUTCHAR(c) putchar(c)
-#define FLUSH fflush(stdout)
+
+const char *_nc_progname = "tput";
static char *prg_name;
static bool is_init = FALSE;
static bool is_reset = FALSE;
+static bool is_clear = FALSE;
static void
quit(int status, const char *fmt,...)
ExitProgram(EXIT_FAILURE);
}
-static void
-check_aliases(const char *name)
+static char *
+check_aliases(char *name, bool program)
{
- is_init = same_program(name, PROG_INIT);
- is_reset = same_program(name, PROG_RESET);
+ static char my_init[] = "init";
+ static char my_reset[] = "reset";
+ static char my_clear[] = "clear";
+
+ char *result = name;
+ if ((is_init = same_program(name, program ? PROG_INIT : my_init)))
+ result = my_init;
+ if ((is_reset = same_program(name, program ? PROG_RESET : my_reset)))
+ result = my_reset;
+ if ((is_clear = same_program(name, program ? PROG_CLEAR : my_clear)))
+ result = my_clear;
+ return result;
}
static int
}
static int
-tput(int argc, char *argv[])
+tput_cmd(int fd, TTY * saved_settings, int argc, char *argv[])
{
NCURSES_CONST char *name;
char *s;
- int i, j, c;
int status;
- FILE *f;
#if !PURE_TERMINFO
bool termcap = FALSE;
#endif
- if ((name = argv[0]) == 0)
- name = "";
- check_aliases(name);
+ name = check_aliases(argv[0], FALSE);
if (is_reset || is_init) {
- if (init_prog != 0) {
- system(init_prog);
- }
- FLUSH;
+ TTY oldmode;
- if (is_reset && reset_1string != 0) {
- PUTS(reset_1string);
- } else if (init_1string != 0) {
- PUTS(init_1string);
- }
- FLUSH;
+ int terasechar = -1; /* new erase character */
+ int intrchar = -1; /* new interrupt character */
+ int tkillchar = -1; /* new kill character */
- if (is_reset && reset_2string != 0) {
- PUTS(reset_2string);
- } else if (init_2string != 0) {
- PUTS(init_2string);
- }
- FLUSH;
+ reset_start(stdout, is_reset, is_init);
+ reset_tty_settings(fd, saved_settings);
-#ifdef set_lr_margin
- if (set_lr_margin != 0) {
- PUTS(TPARM_2(set_lr_margin, 0, columns - 1));
- } else
+#if HAVE_SIZECHANGE
+ set_window_size(fd, &lines, &columns);
+#else
+ (void) fd;
#endif
-#ifdef set_left_margin_parm
- if (set_left_margin_parm != 0
- && set_right_margin_parm != 0) {
- PUTS(TPARM_1(set_left_margin_parm, 0));
- PUTS(TPARM_1(set_right_margin_parm, columns - 1));
- } else
-#endif
- if (clear_margins != 0
- && set_left_margin != 0
- && set_right_margin != 0) {
- PUTS(clear_margins);
- if (carriage_return != 0) {
- PUTS(carriage_return);
- } else {
- PUTCHAR('\r');
- }
- PUTS(set_left_margin);
- if (parm_right_cursor) {
- PUTS(TPARM_1(parm_right_cursor, columns - 1));
- } else {
- for (i = 0; i < columns - 1; i++) {
- PUTCHAR(' ');
- }
- }
- PUTS(set_right_margin);
- if (carriage_return != 0) {
- PUTS(carriage_return);
- } else {
- PUTCHAR('\r');
- }
- }
- FLUSH;
-
- if (init_tabs != 8) {
- if (clear_all_tabs != 0 && set_tab != 0) {
- for (i = 0; i < columns - 1; i += 8) {
- if (parm_right_cursor) {
- PUTS(TPARM_1(parm_right_cursor, 8));
- } else {
- for (j = 0; j < 8; j++)
- PUTCHAR(' ');
- }
- PUTS(set_tab);
- }
- FLUSH;
- }
+ set_control_chars(saved_settings, terasechar, intrchar, tkillchar);
+ set_conversions(saved_settings);
+ if (send_init_strings(fd, &oldmode)) {
+ reset_flush();
}
- if (is_reset && reset_file != 0) {
- f = fopen(reset_file, "r");
- if (f == 0) {
- quit(4 + errno, "Can't open reset_file: '%s'", reset_file);
- }
- while ((c = fgetc(f)) != EOF) {
- PUTCHAR(c);
- }
- fclose(f);
- } else if (init_file != 0) {
- f = fopen(init_file, "r");
- if (f == 0) {
- quit(4 + errno, "Can't open init_file: '%s'", init_file);
- }
- while ((c = fgetc(f)) != EOF) {
- PUTCHAR(c);
- }
- fclose(f);
- }
- FLUSH;
-
- if (is_reset && reset_3string != 0) {
- PUTS(reset_3string);
- } else if (init_3string != 0) {
- PUTS(init_3string);
- }
- FLUSH;
+ update_tty_settings(&oldmode, saved_settings);
return 0;
}
#if !PURE_TERMINFO
retry:
#endif
- if ((status = tigetflag(name)) != -1) {
+ if (strcmp(name, "clear") == 0) {
+ return clear_cmd();
+ } else if ((status = tigetflag(name)) != -1) {
return exit_code(BOOLEAN, status);
} else if ((status = tigetnum(name)) != CANCELLED_NUMERIC) {
(void) printf("%d\n", status);
int c;
char buf[BUFSIZ];
int result = 0;
+ int fd;
+ TTY tty_settings;
- check_aliases(prg_name = _nc_rootname(argv[0]));
+ prg_name = check_aliases(_nc_rootname(argv[0]), TRUE);
term = getenv("TERM");
/*
* Modify the argument list to omit the options we processed.
*/
- if (is_reset || is_init) {
+ if (is_clear || is_reset || is_init) {
if (optind-- < argc) {
argc -= optind;
argv += optind;
if (term == 0 || *term == '\0')
quit(2, "No value for $TERM and no -T specified");
- if (setupterm(term, STDOUT_FILENO, &errret) != OK && errret <= 0)
+ fd = save_tty_settings(&tty_settings);
+
+ if (setupterm(term, fd, &errret) != OK && errret <= 0)
quit(3, "unknown terminal \"%s\"", term);
if (cmdline) {
- if ((argc <= 0) && !is_reset && !is_init)
+ if ((argc <= 0) && !(is_clear || is_reset || is_init))
usage();
- ExitProgram(tput(argc, argv));
+ ExitProgram(tput_cmd(fd, &tty_settings, argc, argv));
}
while (fgets(buf, sizeof(buf), stdin) != 0) {
argvec[argnum] = 0;
if (argnum != 0
- && tput(argnum, argvec) != 0) {
+ && tput_cmd(fd, &tty_settings, argnum, argvec) != 0) {
if (result == 0)
result = 4; /* will return value >4 */
++result;