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30 * Author: Thomas E. Dickey
32 * $Id: test_sgr.c,v 1.7 2016/06/11 23:15:03 tom Exp $
34 * A simple demo of the sgr/sgr0 terminal capabilities.
37 #include <test.priv.h>
40 static void failed(const char *) GCC_NORETURN;
43 failed(const char *msg)
45 fprintf(stderr, "%s\n", msg);
46 ExitProgram(EXIT_FAILURE);
52 static bool q_opt = FALSE;
56 static char **db_list;
59 static long total_values;
62 make_dbitem(char *p, char *q)
64 char *result = malloc(strlen(e_opt) + 2 + (size_t) (p - q));
65 sprintf(result, "%s=%.*s", e_opt, (int) (p - q), q);
75 for (pass = 0; pass < 2; ++pass) {
79 for (p = q = d_opt; *p != '\0'; ++p) {
83 db_list[count] = make_dbitem(p, q);
92 db_list[count] = make_dbitem(p, q);
97 db_list = typeCalloc(char *, count + 1);
109 if ((result = db_list[db_item]) == 0) {
116 printf("** %s\n", result);
126 for (n = 0; db_list[n]; ++n)
135 #define MAXSGR (1 << MAXPAR)
136 #define BITS2P(n) (count & (1 << (n - 1)))
137 #define MASK_SMSO (1 << 0)
138 #define MASK_BOLD (1 << 5)
139 #define MASK_REV (1 << 2)
142 dumpit(unsigned bits, unsigned ignore, const char *sgr, const char *sgr0)
144 static const char sample[] = "abcdefghijklm";
145 static char params[] = "SURBDBIPA";
148 printf("%4d ", bits);
150 for (n = 0; n < MAXPAR; ++n) {
151 putchar((int) ((bits & (unsigned) (1 << n)) ? params[n] : '-'));
161 one_bit(unsigned a, unsigned b)
163 unsigned c = (a ^ b);
175 brute_force(const char *name)
185 putenv(next_dbitem());
188 printf("Terminal type \"%s\"\n", name);
189 setupterm((NCURSES_CONST char *) name, 1, (int *) 0);
191 if (strcmp(name, ttytype))
192 printf("... actual \"%s\"\n", ttytype);
195 my_sgr = tigetstr("sgr");
196 my_sgr0 = tigetstr("sgr0");
197 my_bold = tigetstr("bold");
198 my_revs = tigetstr("rev");
199 my_smso = tigetstr("smso");
201 if (!VALID_STRING(my_sgr)) {
202 fprintf(stderr, "no \"sgr\" capability found\n");
203 } else if (!VALID_STRING(my_sgr0)) {
204 fprintf(stderr, "no \"sgr0\" capability found\n");
206 char *values[MAXSGR + MAXPAR];
211 for (count = 0; count < MAXSGR; ++count) {
212 values[count] = tparm(my_sgr,
222 if (values[count] != 0) {
223 values[count] = strdup(values[count]);
226 for (count = 0; count < MAXSGR; ++count) {
227 if (values[count] != 0) {
228 for (j = count + 1; j < MAXSGR; ++j) {
231 if (strcmp(values[count], values[j]))
233 if (one_bit(count, j)) {
240 for (j = 0; j < MAXPAR; ++j) {
241 unsigned mask = (unsigned) (1 << j);
242 for (count = 0; count < MAXSGR; ++count) {
243 if ((count & mask) != 0)
245 if (values[count] != 0 && values[count + mask] != 0) {
252 /* smso is tested first, but often duplicates bold or reverse. */
253 if (VALID_STRING(my_smso)) {
254 if (VALID_STRING(my_bold) && !strcmp(my_bold, my_smso)) {
258 if (VALID_STRING(my_revs) && !strcmp(my_revs, my_smso)) {
263 for (count = 0; count < MAXSGR; ++count) {
264 if (values[count] != 0) {
266 if ((repeat & MASK_SMSO) != 0
267 && (count & MASK_SMSO) != 0) {
270 for (j = 0; j < count; ++j) {
271 if (values[j] != 0 && !strcmp(values[j], values[count])) {
272 if ((repeat & MASK_SMSO) != 0
273 && (j & MASK_SMSO) != 0
274 && (count & reason) != 0) {
283 dumpit(count, ignore, values[count], my_sgr0);
289 del_curterm(cur_term);
295 static const char *msg[] =
297 "Usage: test_sgr [options] [terminal]",
299 "Print all distinct combinations of sgr capability.",
302 " -d LIST colon-separated list of databases to use",
303 " -e NAME environment variable to set with -d option",
304 " -q quiet (prints only counts)",
307 for (n = 0; n < SIZEOF(msg); ++n) {
308 fprintf(stderr, "%s\n", msg[n]);
310 ExitProgram(EXIT_FAILURE);
314 main(int argc, char *argv[])
319 while ((n = getopt(argc, argv, "d:e:q")) != -1) {
339 for (n = optind; n < argc; ++n) {
340 brute_force(argv[n]);
342 } else if ((name = getenv("TERM")) != 0) {
345 static char dumb[] = "dumb";
349 printf("%ld distinct values\n", total_values);
355 ExitProgram(EXIT_SUCCESS);
358 #else /* !HAVE_TIGETSTR */
360 main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
362 failed("This program requires the terminfo functions such as tigetstr");
363 ExitProgram(EXIT_FAILURE);
365 #endif /* HAVE_TIGETSTR */