1 /****************************************************************************
2 * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
31 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
32 ****************************************************************************/
35 * tput.c -- shellscript access to terminal capabilities
37 * by Eric S. Raymond <esr@snark.thyrsus.com>, portions based on code from
38 * Ross Ridge's mytinfo package.
41 #include <progs.priv.h>
46 #include <transform.h>
48 MODULE_ID("$Id: tput.c,v 1.38 2006/11/26 00:27:47 tom Exp $")
50 #define PUTS(s) fputs(s, stdout)
51 #define PUTCHAR(c) putchar(c)
52 #define FLUSH fflush(stdout)
60 static char *prg_name;
61 static bool is_init = FALSE;
62 static bool is_reset = FALSE;
65 quit(int status, const char *fmt,...)
70 fprintf(stderr, "%s: ", prg_name);
71 vfprintf(stderr, fmt, argp);
72 fprintf(stderr, "\n");
80 fprintf(stderr, "usage: %s [-V] [-S] [-T term] capname\n", prg_name);
81 ExitProgram(EXIT_FAILURE);
85 check_aliases(const char *name)
87 is_init = (strcmp(name, PROG_INIT) == 0);
88 is_reset = (strcmp(name, PROG_RESET) == 0);
92 * Lookup the type of call we should make to tparm(). This ignores the actual
93 * terminfo capability (bad, because it is not extensible), but makes this
94 * code portable to platforms where sizeof(int) != sizeof(char *).
96 * FIXME: If we want extensibility, analyze the capability string as we do
97 * in tparm() to decide how to parse the varargs list.
100 tparm_type(const char *name)
102 #define TD(code, longname, ti, tc) {code,longname},{code,ti},{code,tc}
103 TParams result = Numbers;
105 static const struct {
109 TD(Num_Str, "pkey_key", "pfkey", "pk"),
110 TD(Num_Str, "pkey_local", "pfloc", "pl"),
111 TD(Num_Str, "pkey_xmit", "pfx", "px"),
112 TD(Num_Str, "plab_norm", "pln", "pn"),
113 TD(Num_Str_Str, "pkey_plab", "pfxl", "xl"),
118 for (n = 0; n < SIZEOF(table); n++) {
119 if (!strcmp(name, table[n].name)) {
120 result = table[n].code;
128 exit_code(int token, int value)
134 result = !value; /* TRUE=0, FALSE=1 */
137 result = 0; /* always zero */
140 result = value; /* 0=normal, 1=missing */
147 tput(int argc, char *argv[])
149 NCURSES_CONST char *name;
155 if ((name = argv[0]) == 0)
158 if (is_reset || is_init) {
159 if (init_prog != 0) {
164 if (is_reset && reset_1string != 0) {
166 } else if (init_1string != 0) {
171 if (is_reset && reset_2string != 0) {
173 } else if (init_2string != 0) {
179 if (set_lr_margin != 0) {
180 PUTS(TPARM_2(set_lr_margin, 0, columns - 1));
183 #ifdef set_left_margin_parm
184 if (set_left_margin_parm != 0
185 && set_right_margin_parm != 0) {
186 PUTS(TPARM_1(set_left_margin_parm, 0));
187 PUTS(TPARM_1(set_right_margin_parm, columns - 1));
190 if (clear_margins != 0
191 && set_left_margin != 0
192 && set_right_margin != 0) {
194 if (carriage_return != 0) {
195 PUTS(carriage_return);
199 PUTS(set_left_margin);
200 if (parm_right_cursor) {
201 PUTS(TPARM_1(parm_right_cursor, columns - 1));
203 for (i = 0; i < columns - 1; i++) {
207 PUTS(set_right_margin);
208 if (carriage_return != 0) {
209 PUTS(carriage_return);
216 if (init_tabs != 8) {
217 if (clear_all_tabs != 0 && set_tab != 0) {
218 for (i = 0; i < columns - 1; i += 8) {
219 if (parm_right_cursor) {
220 PUTS(TPARM_1(parm_right_cursor, 8));
222 for (j = 0; j < 8; j++)
231 if (is_reset && reset_file != 0) {
232 f = fopen(reset_file, "r");
234 quit(4 + errno, "Can't open reset_file: '%s'", reset_file);
236 while ((c = fgetc(f)) != EOF) {
240 } else if (init_file != 0) {
241 f = fopen(init_file, "r");
243 quit(4 + errno, "Can't open init_file: '%s'", init_file);
245 while ((c = fgetc(f)) != EOF) {
252 if (is_reset && reset_3string != 0) {
254 } else if (init_3string != 0) {
261 if (strcmp(name, "longname") == 0) {
267 const struct name_table_entry *np;
269 if ((np = _nc_find_entry(name, _nc_get_hash_table(1))) != 0)
270 switch (np->nte_type) {
272 if (bool_from_termcap[np->nte_index])
273 name = boolnames[np->nte_index];
277 if (num_from_termcap[np->nte_index])
278 name = numnames[np->nte_index];
282 if (str_from_termcap[np->nte_index])
283 name = strnames[np->nte_index];
289 if ((status = tigetflag(name)) != -1) {
290 return exit_code(BOOLEAN, status);
291 } else if ((status = tigetnum(name)) != CANCELLED_NUMERIC) {
292 (void) printf("%d\n", status);
293 return exit_code(NUMBER, 0);
294 } else if ((s = tigetstr(name)) == CANCELLED_STRING) {
295 quit(4, "unknown terminfo capability '%s'", name);
296 } else if (s != ABSENT_STRING) {
300 long numbers[1 + NUM_PARM];
301 char *strings[1 + NUM_PARM];
302 char *p_is_s[NUM_PARM];
304 /* Nasty hack time. The tparm function needs to see numeric
305 * parameters as numbers, not as pointers to their string
309 for (k = 1; k < argc; k++) {
311 strings[k] = argv[k];
312 numbers[k] = strtol(argv[k], &tmp, 0);
313 if (tmp == 0 || *tmp != 0)
316 for (k = argc; k <= NUM_PARM; k++) {
321 switch (tparm_type(name)) {
323 s = TPARM_2(s, numbers[1], strings[2]);
326 s = TPARM_3(s, numbers[1], strings[2], strings[3]);
329 (void) _nc_tparm_analyze(s, p_is_s, &popcount);
330 #define myParam(n) (p_is_s[n - 1] != 0 ? ((long) strings[n]) : numbers[n])
345 /* use putp() in order to perform padding */
347 return exit_code(STRING, 0);
349 return exit_code(STRING, 1);
353 main(int argc, char **argv)
362 check_aliases(prg_name = _nc_rootname(argv[0]));
364 term = getenv("TERM");
366 while ((c = getopt(argc, argv, "ST:V")) != EOF) {
376 puts(curses_version());
377 ExitProgram(EXIT_SUCCESS);
385 * Modify the argument list to omit the options we processed.
387 if (is_reset || is_init) {
388 if (optind-- < argc) {
398 if (term == 0 || *term == '\0')
399 quit(2, "No value for $TERM and no -T specified");
401 if (setupterm(term, STDOUT_FILENO, &errret) != OK && errret <= 0)
402 quit(3, "unknown terminal \"%s\"", term);
405 if ((argc <= 0) && !is_reset && !is_init)
407 ExitProgram(tput(argc, argv));
410 while (fgets(buf, sizeof(buf), stdin) != 0) {
411 char *argvec[16]; /* command, 9 parms, null, & slop */
415 /* crack the argument list into a dope vector */
416 for (cp = buf; *cp; cp++) {
417 if (isspace(UChar(*cp))) {
419 } else if (cp == buf || cp[-1] == 0) {
420 argvec[argnum++] = cp;
421 if (argnum >= (int) SIZEOF(argvec) - 1)
428 && tput(argnum, argvec) != 0) {
430 result = 4; /* will return value >4 */