diff options
Diffstat (limited to 'time/test_time.c')
| -rw-r--r-- | time/test_time.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/time/test_time.c b/time/test_time.c new file mode 100644 index 0000000000..a090d93db4 --- /dev/null +++ b/time/test_time.c @@ -0,0 +1,117 @@ +/* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> + + +int +DEFUN(main, (argc, argv), int argc AND char **argv) +{ + time_t t; + register struct tm *tp; + struct tm tbuf; + int lose = 0; + + --argc; + ++argv; + + do + { + char buf[BUFSIZ]; + if (argc > 0) + { + static char buf[BUFSIZ]; + sprintf(buf, "TZ=%s", *argv); + if (putenv(buf)) + { + puts("putenv failed."); + lose = 1; + } + else + puts (buf); + } + tzset(); + tbuf.tm_year = 72; + tbuf.tm_mon = 0; + tbuf.tm_mday = 31; + tbuf.tm_hour = 6; + tbuf.tm_min = 14; + tbuf.tm_sec = 50; + tbuf.tm_isdst = -1; + doit:; + t = mktime(&tbuf); + if (t == (time_t) -1) + { + puts("mktime() failed?"); + lose = 1; + } + tp = localtime(&t); + if (tp == NULL) + { + puts("localtime() failed."); + lose = 1; + } + else if (strftime(buf, sizeof(buf), "%a %b %d %X %Z %Y", tp) == 0) + { + puts("strftime() failed."); + lose = 1; + } + else + puts(buf); + if (tbuf.tm_year == 101) + { + tbuf.tm_year = 97; + tbuf.tm_mon = 0; + goto doit; + } + ++argv; + } while (--argc > 0); + + { +#define SIZE 256 + char buffer[SIZE]; + time_t curtime; + struct tm *loctime; + + curtime = time (NULL); + + loctime = localtime (&curtime); + + fputs (asctime (loctime), stdout); + + strftime (buffer, SIZE, "Today is %A, %B %d.\n", loctime); + fputs (buffer, stdout); + strftime (buffer, SIZE, "The time is %I:%M %p.\n", loctime); + fputs (buffer, stdout); + + loctime->tm_year = 72; + loctime->tm_mon = 8; + loctime->tm_mday = 12; + loctime->tm_hour = 20; + loctime->tm_min = 49; + loctime->tm_sec = 05; + curtime = mktime (loctime); + strftime (buffer, SIZE, "%D %T was %w the %jth.\n", loctime); + fputs (buffer, stdout); + } + + return (lose ? EXIT_FAILURE : EXIT_SUCCESS); +} |