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* Copyright (c) 2003-2005 Silicon Graphics, Inc.
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation.
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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#define _(x) x /* not gettext support yet */
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/* from libxcmd/command.c */
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static argsfunc_t args_func;
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static checkfunc_t check_func;
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static char **cmdline;
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compare(const void *a, const void *b)
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return strcmp(((const cmdinfo_t *)a)->name,
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((const cmdinfo_t *)b)->name);
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cmdtab = realloc((void *)cmdtab, ++ncmds * sizeof(*cmdtab));
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cmdtab[ncmds - 1] = *ci;
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qsort(cmdtab, ncmds, sizeof(*cmdtab), compare);
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return check_func(ci);
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printf("%s %s -- %s\n", ci->name, ci->args, ci->oneline);
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if (!check_command(ct))
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if (argc-1 < ct->argmin || (ct->argmax != -1 && argc-1 > ct->argmax)) {
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_("bad argument count %d to %s, expected at least %d arguments\n"),
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argc-1, cmd, ct->argmin);
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else if (ct->argmin == ct->argmax)
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_("bad argument count %d to %s, expected %d arguments\n"),
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argc-1, cmd, ct->argmin);
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_("bad argument count %d to %s, expected between %d and %d arguments\n"),
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argc-1, cmd, ct->argmin, ct->argmax);
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return ct->cfunc(argc, argv);
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for (ct = cmdtab; ct < &cmdtab[ncmds]; ct++) {
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if (strcmp(ct->name, cmd) == 0 ||
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(ct->altname && strcmp(ct->altname, cmd) == 0))
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return (const cmdinfo_t *)ct;
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add_user_command(char *optarg)
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cmdline = realloc(cmdline, sizeof(char*) * (ncmdline));
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cmdline[ncmdline-1] = optarg;
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return args_func(index);
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int c, i, j = 0, done = 0;
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for (i = 0; !done && i < ncmdline; i++) {
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input = strdup(cmdline[i]);
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_("cannot strdup command '%s': %s\n"),
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cmdline[i], strerror(errno));
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v = breakline(input, &c);
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ct = find_command(v[0]);
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if (ct->flags & CMD_FLAG_GLOBAL)
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done = command(ct, c, v);
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while (!done && (j = args_command(j)))
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done = command(ct, c, v);
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fprintf(stderr, _("command \"%s\" not found\n"),
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if ((input = fetchline()) == NULL)
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v = breakline(input, &c);
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ct = find_command(v[0]);
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done = command(ct, c, v);
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fprintf(stderr, _("command \"%s\" not found\n"),
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/* from libxcmd/input.c */
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#if defined(ENABLE_READLINE)
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# include <readline/history.h>
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# include <readline/readline.h>
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#elif defined(ENABLE_EDITLINE)
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# include <histedit.h>
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static char prompt[FILENAME_MAX + 2 /*"> "*/ + 1 /*"\0"*/ ];
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snprintf(prompt, sizeof(prompt), "%s> ", progname);
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#if defined(ENABLE_READLINE)
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line = readline(get_prompt());
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#elif defined(ENABLE_EDITLINE)
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static char *el_get_prompt(EditLine *e) { return get_prompt(); }
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static History *hist;
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hist = history_init();
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history(hist, &hevent, H_SETSIZE, 100);
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el = el_init(progname, stdin, stdout, stderr);
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el_set(el, EL_SIGNAL, 1);
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el_set(el, EL_PROMPT, el_get_prompt);
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el_set(el, EL_HIST, history, (const char *)hist);
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line = strdup(el_gets(el, &count));
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line[count-1] = '\0';
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history(hist, &hevent, H_ENTER, line);
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# define MAXREADLINESZ 1024
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char *p, *line = malloc(MAXREADLINESZ);
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printf("%s", get_prompt());
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if (!fgets(line, MAXREADLINESZ, stdin)) {
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p = line + strlen(line);
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if (p != line && p[-1] == '\n')
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char **rval = calloc(sizeof(char *), 1);
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while (rval && (p = strsep(&input, " ")) != NULL) {
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rval = realloc(rval, sizeof(*rval) * (c + 1));
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#define EXABYTES(x) ((long long)(x) << 60)
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#define PETABYTES(x) ((long long)(x) << 50)
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#define TERABYTES(x) ((long long)(x) << 40)
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#define GIGABYTES(x) ((long long)(x) << 30)
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#define MEGABYTES(x) ((long long)(x) << 20)
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#define KILOBYTES(x) ((long long)(x) << 10)
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i = strtoll(s, &sp, 0);
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if (i == 0 && sp == s)
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#define TO_EXABYTES(x) ((x) / EXABYTES(1))
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#define TO_PETABYTES(x) ((x) / PETABYTES(1))
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#define TO_TERABYTES(x) ((x) / TERABYTES(1))
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#define TO_GIGABYTES(x) ((x) / GIGABYTES(1))
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#define TO_MEGABYTES(x) ((x) / MEGABYTES(1))
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#define TO_KILOBYTES(x) ((x) / KILOBYTES(1))
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precise = ((double)value * 1000 == (double)(int)value * 1000);
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if (value >= EXABYTES(1)) {
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fmt = precise ? "%.f EiB" : "%.3f EiB";
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snprintf(str, size, fmt, TO_EXABYTES(value));
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} else if (value >= PETABYTES(1)) {
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fmt = precise ? "%.f PiB" : "%.3f PiB";
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snprintf(str, size, fmt, TO_PETABYTES(value));
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} else if (value >= TERABYTES(1)) {
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fmt = precise ? "%.f TiB" : "%.3f TiB";
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snprintf(str, size, fmt, TO_TERABYTES(value));
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} else if (value >= GIGABYTES(1)) {
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fmt = precise ? "%.f GiB" : "%.3f GiB";
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snprintf(str, size, fmt, TO_GIGABYTES(value));
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} else if (value >= MEGABYTES(1)) {
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fmt = precise ? "%.f MiB" : "%.3f MiB";
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snprintf(str, size, fmt, TO_MEGABYTES(value));
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} else if (value >= KILOBYTES(1)) {
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fmt = precise ? "%.f KiB" : "%.3f KiB";
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snprintf(str, size, fmt, TO_KILOBYTES(value));
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snprintf(str, size, "%f bytes", value);
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tsub(struct timeval t1, struct timeval t2)
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t1.tv_usec -= t2.tv_usec;
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if (t1.tv_usec < 0) {
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t1.tv_usec += 1000000;
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t1.tv_sec -= t2.tv_sec;
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tdiv(double value, struct timeval tv)
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return value / ((double)tv.tv_sec + ((double)tv.tv_usec / 1000000.0));
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#define HOURS(sec) ((sec) / (60 * 60))
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#define MINUTES(sec) (((sec) % (60 * 60)) / 60)
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#define SECONDS(sec) ((sec) % 60)
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double usec = (double)tv->tv_usec / 1000000.0;
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if (format & TERSE_FIXED_TIME) {
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if (!HOURS(tv->tv_sec)) {
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snprintf(ts, size, "%u:%02u.%02u",
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(unsigned int) MINUTES(tv->tv_sec),
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(unsigned int) SECONDS(tv->tv_sec),
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(unsigned int) usec * 100);
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format |= VERBOSE_FIXED_TIME; /* fallback if hours needed */
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if ((format & VERBOSE_FIXED_TIME) || tv->tv_sec) {
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snprintf(ts, size, "%u:%02u:%02u.%02u",
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(unsigned int) HOURS(tv->tv_sec),
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(unsigned int) MINUTES(tv->tv_sec),
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(unsigned int) SECONDS(tv->tv_sec),
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(unsigned int) usec * 100);
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snprintf(ts, size, "0.%04u sec", (unsigned int) usec * 10000);
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/* from libxcmd/quit.c */
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static cmdinfo_t quit_cmd;
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quit_cmd.name = _("quit");
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quit_cmd.altname = _("q");
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quit_cmd.cfunc = quit_f;
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quit_cmd.argmin = -1;
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quit_cmd.argmax = -1;
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quit_cmd.flags = CMD_FLAG_GLOBAL;
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quit_cmd.oneline = _("exit the program");
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add_command(&quit_cmd);
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/* from libxcmd/help.c */
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static cmdinfo_t help_cmd;
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static void help_onecmd(const char *cmd, const cmdinfo_t *ct);
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static void help_oneline(const char *cmd, const cmdinfo_t *ct);
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for (ct = cmdtab; ct < &cmdtab[ncmds]; ct++)
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help_oneline(ct->name, ct);
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printf(_("\nUse 'help commandname' for extended help.\n"));
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ct = find_command(argv[1]);
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printf(_("command %s not found\n"), argv[1]);
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help_onecmd(argv[1], ct);
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help_oneline(cmd, ct);
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printf("%s ", ct->name);
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printf("(or %s) ", ct->altname);
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printf("%s ", ct->args);
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printf("-- %s\n", ct->oneline);
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help_cmd.name = _("help");
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help_cmd.altname = _("?");
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help_cmd.cfunc = help_f;
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help_cmd.flags = CMD_FLAG_GLOBAL;
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help_cmd.args = _("[command]");
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help_cmd.oneline = _("help for one or all commands");
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add_command(&help_cmd);