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5b2aa1846b
[long_options]: Remove the "help" and "version" entries. Remove declarations of show_help and show_version. (main): Use parse_long_options, including author name(s). Remove the show_version and show_help blocks.
130 lines
2.8 KiB
C
130 lines
2.8 KiB
C
/* sleep - delay for a specified amount of time.
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Copyright (C) 84, 1991-1997, 1999 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will 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, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include <config.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <getopt.h>
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#include "system.h"
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#include "error.h"
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#include "long-options.h"
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static long argdecode PARAMS ((const char *s));
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/* The name by which this program was run. */
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char *program_name;
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static struct option const long_options[] =
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{
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{0, 0, 0, 0}
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};
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void
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usage (int status)
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{
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if (status != 0)
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fprintf (stderr, _("Try `%s --help' for more information.\n"),
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program_name);
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else
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{
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printf (_("Usage: %s [OPTION]... NUMBER[SUFFIX]\n"), program_name);
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printf (_("\
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Pause for NUMBER seconds.\n\
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SUFFIX may be s to keep seconds, m for minutes, h for hours or d for days.\n\
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\n\
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--help display this help and exit\n\
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--version output version information and exit\n"));
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puts (_("\nReport bugs to <bug-sh-utils@gnu.org>."));
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}
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exit (status);
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}
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int
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main (int argc, char **argv)
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{
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int i;
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unsigned seconds = 0;
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int c;
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program_name = argv[0];
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setlocale (LC_ALL, "");
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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parse_long_options (argc, argv, "sleep", GNU_PACKAGE, VERSION,
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"FIXME: unknown", usage);
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while ((c = getopt_long (argc, argv, "", long_options, NULL)) != -1)
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{
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switch (c)
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{
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case 0:
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break;
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default:
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usage (1);
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}
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}
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if (argc == 1)
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{
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error (0, 0, _("too few arguments"));
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usage (1);
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}
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for (i = 1; i < argc; i++)
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seconds += argdecode (argv[i]);
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sleep (seconds);
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exit (0);
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}
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static long
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argdecode (const char *s)
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{
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long value;
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register const char *p = s;
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register char c;
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value = 0;
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while ((c = *p++) >= '0' && c <= '9')
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value = value * 10 + c - '0';
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switch (c)
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{
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case 's':
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break;
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case 'm':
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value *= 60;
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break;
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case 'h':
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value *= 60 * 60;
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break;
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case 'd':
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value *= 60 * 60 * 24;
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break;
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default:
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p--;
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}
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if (*p)
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error (1, 0, _("invalid time interval `%s'"), s);
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return value;
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}
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