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-rw-r--r--progs/tput.c150
1 files changed, 110 insertions, 40 deletions
diff --git a/progs/tput.c b/progs/tput.c
index 295b83f..8ac478e 100644
--- a/progs/tput.c
+++ b/progs/tput.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright 2018-2019,2020 Thomas E. Dickey *
+ * Copyright 2018-2020,2021 Thomas E. Dickey *
* Copyright 1998-2016,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
@@ -44,39 +44,34 @@
#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 1.81 2020/02/02 23:34:34 tom Exp $")
+MODULE_ID("$Id: tput.c,v 1.97 2021/10/02 18:09:23 tom Exp $")
#define PUTS(s) fputs(s, 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,...)
+static GCC_NORETURN void
+quit(int status, const char *fmt, ...)
{
va_list argp;
va_start(argp, fmt);
- fprintf(stderr, "%s: ", prg_name);
+ fprintf(stderr, "%s: ", _nc_progname);
vfprintf(stderr, fmt, argp);
fprintf(stderr, "\n");
va_end(argp);
ExitProgram(status);
}
-static void
-usage(void)
+static GCC_NORETURN void
+usage(const char *optstring)
{
#define KEEP(s) s "\n"
static const char msg[] =
@@ -95,8 +90,21 @@ usage(void)
KEEP(" capname unlike clear/init/reset, print value for capability \"capname\"")
};
#undef KEEP
- (void) fprintf(stderr, "Usage: %s [options] [command]\n", prg_name);
- fputs(msg, stderr);
+ (void) fprintf(stderr, "Usage: %s [options] [command]\n", _nc_progname);
+ if (optstring != NULL) {
+ const char *s = msg;
+ while (*s != '\0') {
+ fputc(UChar(*s), stderr);
+ if (!strncmp(s, " -", 3)) {
+ if (strchr(optstring, s[3]) == NULL)
+ s = strchr(s, '\n') + 1;
+ } else if (!strncmp(s, "\n\nC", 3))
+ break;
+ ++s;
+ }
+ } else {
+ fputs(msg, stderr);
+ }
ExitProgram(ErrUsage);
}
@@ -140,7 +148,7 @@ exit_code(int token, int value)
* Returns nonzero on error.
*/
static int
-tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
+tput_cmd(int fd, TTY * settings, bool opt_x, int argc, char **argv, int *used)
{
NCURSES_CONST char *name;
char *s;
@@ -150,6 +158,7 @@ tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
#endif
name = check_aliases(argv[0], FALSE);
+ *used = 1;
if (is_reset || is_init) {
TTY oldmode;
@@ -159,7 +168,7 @@ tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
if (is_reset) {
reset_start(stdout, TRUE, FALSE);
- reset_tty_settings(fd, saved_settings);
+ reset_tty_settings(fd, settings, FALSE);
} else {
reset_start(stdout, FALSE, TRUE);
}
@@ -169,13 +178,13 @@ tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
#else
(void) fd;
#endif
- set_control_chars(saved_settings, terasechar, intrchar, tkillchar);
- set_conversions(saved_settings);
+ set_control_chars(settings, terasechar, intrchar, tkillchar);
+ set_conversions(settings);
if (send_init_strings(fd, &oldmode)) {
reset_flush();
}
- update_tty_settings(&oldmode, saved_settings);
+ update_tty_settings(&oldmode, settings);
return 0;
}
@@ -221,17 +230,19 @@ tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
} else if (VALID_STRING(s)) {
if (argc > 1) {
int k;
- int ignored;
+ int analyzed;
+ int popcount;
long numbers[1 + NUM_PARM];
char *strings[1 + NUM_PARM];
char *p_is_s[NUM_PARM];
+ TParams paramType;
/* Nasty hack time. The tparm function needs to see numeric
* parameters as numbers, not as pointers to their string
* representations
*/
- for (k = 1; (k < argc) && (k < NUM_PARM); k++) {
+ for (k = 1; (k < argc) && (k <= NUM_PARM); k++) {
char *tmp = 0;
strings[k] = argv[k];
numbers[k] = strtol(argv[k], &tmp, 0);
@@ -243,16 +254,50 @@ tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
strings[k] = 0;
}
- switch (tparm_type(name)) {
+ paramType = tparm_type(name);
+#if NCURSES_XNAMES
+ /*
+ * If the capability is an extended one, analyze the string.
+ */
+ if (paramType == Numbers) {
+ struct name_table_entry const *entry_ptr;
+ entry_ptr = _nc_find_type_entry(name, STRING, FALSE);
+ if (entry_ptr == NULL) {
+ paramType = Other;
+ }
+ }
+#endif
+
+ popcount = 0;
+ _nc_reset_tparm(NULL);
+ switch (paramType) {
case Num_Str:
s = TPARM_2(s, numbers[1], strings[2]);
+ analyzed = 2;
break;
case Num_Str_Str:
s = TPARM_3(s, numbers[1], strings[2], strings[3]);
+ analyzed = 3;
break;
case Numbers:
+ analyzed = _nc_tparm_analyze(NULL, s, p_is_s, &popcount);
+#define myParam(n) numbers[n]
+ s = TIPARM_9(s,
+ myParam(1),
+ myParam(2),
+ myParam(3),
+ myParam(4),
+ myParam(5),
+ myParam(6),
+ myParam(7),
+ myParam(8),
+ myParam(9));
+#undef myParam
+ break;
+ case Other:
+ /* FALLTHRU */
default:
- (void) _nc_tparm_analyze(s, p_is_s, &ignored);
+ analyzed = _nc_tparm_analyze(NULL, s, p_is_s, &popcount);
#define myParam(n) (p_is_s[n - 1] != 0 ? ((TPARM_ARG) strings[n]) : numbers[n])
s = TPARM_9(s,
myParam(1),
@@ -264,8 +309,13 @@ tput_cmd(int fd, TTY * saved_settings, bool opt_x, int argc, char *argv[])
myParam(7),
myParam(8),
myParam(9));
+#undef myParam
break;
}
+ if (analyzed < popcount) {
+ analyzed = popcount;
+ }
+ *used += analyzed;
}
/* use putp() in order to perform padding */
@@ -285,16 +335,18 @@ main(int argc, char **argv)
char buf[BUFSIZ];
int result = 0;
int fd;
+ int used;
TTY tty_settings;
bool opt_x = FALSE; /* clear scrollback if possible */
bool is_alias;
bool need_tty;
- prg_name = check_aliases(_nc_rootname(argv[0]), TRUE);
+ _nc_progname = check_aliases(_nc_rootname(argv[0]), TRUE);
+ is_alias = (is_clear || is_reset || is_init);
term = getenv("TERM");
- while ((c = getopt(argc, argv, "ST:Vx")) != -1) {
+ while ((c = getopt(argc, argv, is_alias ? "T:Vx" : "ST:Vx")) != -1) {
switch (c) {
case 'S':
cmdline = FALSE;
@@ -311,12 +363,11 @@ main(int argc, char **argv)
opt_x = TRUE;
break;
default:
- usage();
+ usage(is_alias ? "TVx" : NULL);
/* NOTREACHED */
}
}
- is_alias = (is_clear || is_reset || is_init);
need_tty = ((is_reset || is_init) ||
(optind < argc &&
(!strcmp(argv[optind], "reset") ||
@@ -330,7 +381,7 @@ main(int argc, char **argv)
argc -= optind;
argv += optind;
}
- argv[0] = prg_name;
+ argv[0] = strdup(_nc_progname);
} else {
argc -= optind;
argv += optind;
@@ -345,34 +396,53 @@ main(int argc, char **argv)
quit(ErrTermType, "unknown terminal \"%s\"", term);
if (cmdline) {
+ int code = 0;
if ((argc <= 0) && !is_alias)
- usage();
- ExitProgram(tput_cmd(fd, &tty_settings, opt_x, argc, argv));
+ usage(NULL);
+ while (argc > 0) {
+ code = tput_cmd(fd, &tty_settings, opt_x, argc, argv, &used);
+ if (code != 0)
+ break;
+ argc -= used;
+ argv += used;
+ }
+ ExitProgram(code);
}
while (fgets(buf, sizeof(buf), stdin) != 0) {
- char *argvec[16]; /* command, 9 parms, null, & slop */
+ size_t need = strlen(buf);
+ char **argvec = typeCalloc(char *, need + 1);
+ char **argnow;
int argnum = 0;
char *cp;
- /* crack the argument list into a dope vector */
+ if (argvec == NULL) {
+ quit(ErrSystem(1), strerror(errno));
+ }
+
+ /* split the buffer into tokens */
for (cp = buf; *cp; cp++) {
if (isspace(UChar(*cp))) {
*cp = '\0';
- } else if (cp == buf || cp[-1] == 0) {
+ } else if (cp == buf || cp[-1] == '\0') {
argvec[argnum++] = cp;
- if (argnum >= (int) SIZEOF(argvec) - 1)
+ if (argnum >= (int) need)
break;
}
}
- argvec[argnum] = 0;
- if (argnum != 0
- && tput_cmd(fd, &tty_settings, opt_x, argnum, argvec) != 0) {
- if (result == 0)
- result = ErrSystem(0); /* will return value >4 */
- ++result;
+ argnow = argvec;
+ while (argnum > 0) {
+ int code = tput_cmd(fd, &tty_settings, opt_x, argnum, argnow, &used);
+ if (code != 0) {
+ if (result == 0)
+ result = ErrSystem(0); /* will return value >4 */
+ ++result;
+ }
+ argnum -= used;
+ argnow += used;
}
+ free(argvec);
}
ExitProgram(result);
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