add uClibc-ng test directory

20 files changed, 1635 insertions, 0 deletions

diff --git a/test/time/Makefile b/test/time/Makefile
new file mode 100644
index 0000000..fed4569
--- /dev/null
+++ b/test/time/Makefile
@@ -0,0 +1,8 @@
+# uClibc time tests
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+
+top_builddir=../../
+top_srcdir=../../
+include ../Rules.mak
+-include Makefile.in
+include ../Test.mak
diff --git a/test/time/Makefile.in b/test/time/Makefile.in
new file mode 100644
index 0000000..4eeb741
--- /dev/null
+++ b/test/time/Makefile.in
@@ -0,0 +1,22 @@
+# uClibc time tests
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+
+TESTS_DISABLED := bug-asctime bug-asctime_r time tst-mktime2 tst-posixtz \
+	tst-strftime tst-strptime tst-timezone
+
+ifeq ($(TARGET_avr32),y)
+TESTS_DISABLED += tst-timerfd
+endif
+
+ifneq ($(UCLIBC_HAS_XLOCALE),y)
+TESTS_DISABLED += tst-ftime_l
+endif
+
+ifneq ($(UCLIBC_HAS_WCHAR)$(UCLIBC_HAS_LOCALE),yy)
+TESTS_DISABLED += tst_wcsftime
+endif
+
+CFLAGS_tst-strptime2 := -std=c99
+
+DODIFF_futimens1 := 1
+DODIFF_tst_wcsftime := 1
diff --git a/test/time/bug-asctime.c b/test/time/bug-asctime.c
new file mode 100644
index 0000000..149e4e0
--- /dev/null
+++ b/test/time/bug-asctime.c
@@ -0,0 +1,40 @@
+/* Note: we disable this on uClibc because we dont bother
+ * verifying if the year is sane ... we just return ????
+ * for the year value ...
+ */
+
+#include <errno.h>
+#include <limits.h>
+#include <stdio.h>
+#include <time.h>
+
+
+static int
+do_test (void)
+{
+  int result = 0;
+  time_t t = time (NULL);
+  struct tm *tp = localtime (&t);
+  tp->tm_year = INT_MAX;
+  errno = 0;
+  char *s = asctime (tp);
+  if (s != NULL || errno != EOVERFLOW)
+    {
+      printf ("asctime did not fail correctly: s=%p, wanted %p; errno=%i, wanted %i\n",
+              s, NULL, errno, EOVERFLOW);
+      result = 1;
+    }
+  char buf[1000];
+  errno = 0;
+  s = asctime_r (tp, buf);
+  if (s != NULL || errno != EOVERFLOW)
+    {
+      printf ("asctime_r did not fail correctly: s=%p, wanted %p; errno=%i, wanted %i\n",
+              s, NULL, errno, EOVERFLOW);
+      result = 1;
+    }
+  return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/test/time/bug-asctime_r.c b/test/time/bug-asctime_r.c
new file mode 100644
index 0000000..1fcc465
--- /dev/null
+++ b/test/time/bug-asctime_r.c
@@ -0,0 +1,37 @@
+/* Note: we disable this on uClibc because we dont bother
+ * verifying if the year is sane ... we just return ????
+ * for the year value ...
+ */
+
+#include <errno.h>
+#include <limits.h>
+#include <stdio.h>
+#include <time.h>
+
+
+static int
+do_test (void)
+{
+  int result = 0;
+  time_t t = time (NULL);
+  struct tm *tp = localtime (&t);
+  tp->tm_year = 10000 - 1900;
+  char buf[1000];
+  errno = 0;
+  buf[26] = '\xff';
+  char *s = asctime_r (tp, buf);
+  if (s != NULL || errno != EOVERFLOW)
+    {
+      puts ("asctime_r did not fail correctly");
+      result = 1;
+    }
+  if (buf[26] != '\xff')
+    {
+      puts ("asctime_r overwrote 27th byte in buffer");
+      result = 1;
+    }
+  return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/test/time/clocktest.c b/test/time/clocktest.c
new file mode 100644
index 0000000..a5b2c09
--- /dev/null
+++ b/test/time/clocktest.c
@@ -0,0 +1,36 @@
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <unistd.h>
+
+volatile int gotit = 0;
+
+static void
+alarm_handler (int signum)
+{
+    gotit = 1;
+}
+
+
+int
+main (int argc, char ** argv)
+{
+  clock_t start, stop;
+
+  if (signal(SIGALRM, alarm_handler) == SIG_ERR)
+    {
+      perror ("signal");
+      exit (1);
+    }
+  alarm(1);
+  start = clock ();
+  while (!gotit);
+  stop = clock ();
+
+  printf ("%ld clock ticks per second (start=%ld,stop=%ld)\n",
+	  stop - start, start, stop);
+  printf ("CLOCKS_PER_SEC=%ld, sysconf(_SC_CLK_TCK)=%ld\n",
+	  CLOCKS_PER_SEC, sysconf(_SC_CLK_TCK));
+  return 0;
+}
diff --git a/test/time/test_time.c b/test/time/test_time.c
new file mode 100644
index 0000000..ab29318
--- /dev/null
+++ b/test/time/test_time.c
@@ -0,0 +1,115 @@
+/* Copyright (C) 1991, 1992, 1994, 1997 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+
+int
+main (int argc, 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 tzenvbuf[BUFSIZ];
+	  sprintf(tzenvbuf, "TZ=%s", *argv);
+	  if (putenv(tzenvbuf))
+	    {
+	      puts("putenv failed.");
+	      lose = 1;
+	    }
+	  else
+	    puts (tzenvbuf);
+	}
+      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);
+}
diff --git a/test/time/time.c b/test/time/time.c
new file mode 100644
index 0000000..a4d68d5
--- /dev/null
+++ b/test/time/time.c
@@ -0,0 +1,76 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+
+/* We use this instead of memcmp because some broken C libraries
+ * add additional nonstandard fields to struct tm... */
+
+int tm_cmp(struct tm tm1, struct tm tm2)
+{
+	return  tm1.tm_sec  != tm2.tm_sec  ||
+		tm1.tm_min  != tm2.tm_min  ||
+		tm1.tm_hour != tm2.tm_hour ||
+		tm1.tm_mday != tm2.tm_mday ||
+		tm1.tm_mon  != tm2.tm_mon  ||
+		tm1.tm_year != tm2.tm_year ||
+		tm1.tm_wday != tm2.tm_wday ||
+		tm1.tm_yday != tm2.tm_yday ||
+		tm1.tm_isdst!= tm2.tm_isdst;
+}
+
+char *tm_str(struct tm tm)
+{
+	static int i;
+	static char b[4][64];
+	i = (i+1)%4;
+	snprintf(b[i], sizeof b[i],
+		"s=%.2d m=%.2d h=%.2d mday=%.2d mon=%.2d year=%.4d wday=%d yday=%d isdst=%d",
+		tm.tm_sec, tm.tm_min, tm.tm_hour,
+		tm.tm_mday, tm.tm_mon, tm.tm_year,
+		tm.tm_wday, tm.tm_yday, tm.tm_isdst);
+	return b[i];
+}
+
+#define TM(ss,mm,hh,md,mo,yr,wd,yd,dst) (struct tm){ \
+	.tm_sec = ss, .tm_min = mm, .tm_hour = hh,    \
+	.tm_mday = md, .tm_mon = mo, .tm_year = yr,    \
+	.tm_wday = wd, .tm_yday = yd, .tm_isdst = dst }
+
+#define TM_EPOCH    TM(0,0,0,1,0,70,4,0,0)
+#define TM_Y2038_1S TM(7,14,3,19,0,138,2,18,0)
+#define TM_Y2038    TM(8,14,3,19,0,138,2,18,0)
+
+#define TEST_TM(r,x,m) (!tm_cmp((r),(x)) || \
+(printf(__FILE__ ":%d: %s failed:\n\tresult: %s\n\texpect: %s\n", __LINE__, \
+m, tm_str((r)), tm_str((x))), err++, 0) )
+
+#define TEST(r, f, x, m) ( \
+((r) = (f)) == (x) || \
+(printf(__FILE__ ":%d: %s failed (" m ")\n", __LINE__, #f, r, x), err++, 0) )
+
+int main(void)
+{
+	struct tm tm, *tm_p;
+	time_t t;
+	int err=0;
+
+	putenv("TZ=GMT");
+	tzset();
+
+	t=0; tm_p = gmtime(&t);
+	TEST_TM(*tm_p, TM_EPOCH, "gmtime(0)");
+
+	tm = TM_Y2038_1S;
+	t = mktime(&tm);
+	tm = *(gmtime(&t));
+	TEST_TM(*tm_p, TM_Y2038_1S, "mktime/gmtime(Y2038-1)");
+
+	tm = TM_Y2038;
+	t = mktime(&tm);
+	tm = *(gmtime(&t));
+	TEST_TM(*tm_p, TM_Y2038, "mktime/gmtime(Y2038)");
+
+	/* FIXME: set a TZ var and check DST boundary conditions */
+
+	return err;
+}
diff --git a/test/time/tst-ctime.c b/test/time/tst-ctime.c
new file mode 100644
index 0000000..91d827a
--- /dev/null
+++ b/test/time/tst-ctime.c
@@ -0,0 +1,44 @@
+/* vi: set sw=4 ts=4: */
+/* testcase for ctime(3) with large time
+ * Copyright (C) 2010 David A Ramos <daramos@gustav.stanford.edu>
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#define MAX_POSITIVE(type)  (~0 & ~((type) 1 << (sizeof(type)*8 - 1)))
+
+int do_test(int argc, char **argv) {
+	char *correct = 0, *s;
+	int status;
+
+	/* need a very high positive number (e.g., max - 1024) */
+	time_t test = MAX_POSITIVE(time_t) - 1024;
+
+	s = asctime(localtime(&test));
+
+	if (s) {
+		// copy static buffer to heap
+		correct = malloc(strlen(s)+1);
+		strcpy(correct, s);
+	}
+
+	s = ctime(&test);
+
+	printf("ANSI:\t%suClibc:\t%s", correct, s);
+
+	if (s != correct && strcmp(correct, s))
+		status = EXIT_FAILURE;
+	else
+		status = EXIT_SUCCESS;
+
+	if (correct)
+		free(correct);
+
+    return status;
+}
+
+#include <test-skeleton.c>
diff --git a/test/time/tst-ftime_l.c b/test/time/tst-ftime_l.c
new file mode 100644
index 0000000..95017f1
--- /dev/null
+++ b/test/time/tst-ftime_l.c
@@ -0,0 +1,136 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <features.h>
+#ifdef __UCLIBC_HAS_XLOCALE__
+#include <locale.h>
+#include <wchar.h>
+
+
+int
+main (void)
+{
+  locale_t l;
+  locale_t old;
+  struct tm tm;
+  char buf[1000];
+  wchar_t wbuf[1000];
+  int result = 0;
+  size_t n;
+
+  l = newlocale (LC_ALL_MASK, "de_DE.ISO-8859-1", NULL);
+  if (l == NULL)
+    {
+      puts ("newlocale failed");
+      exit (1);
+    }
+
+  memset (&tm, '\0', sizeof (tm));
+
+  tm.tm_year = 102;
+  tm.tm_mon = 2;
+  tm.tm_mday = 1;
+
+  if (strftime (buf, sizeof (buf), "%e %^B %Y", &tm) == 0)
+    {
+      puts ("initial strftime failed");
+      exit (1);
+    }
+  if (strcmp (buf, " 1 MARCH 2002") != 0)
+    {
+      printf ("initial strftime: expected \"%s\", got \"%s\"\n",
+	      " 1 MARCH 2002", buf);
+      result = 1;
+    }
+  else
+    printf ("got \"%s\"\n", buf);
+
+  /* Now using the extended locale model.  */
+  if (strftime_l (buf, sizeof (buf), "%e %^B %Y", &tm, l) == 0)
+    {
+      puts ("strftime_l failed");
+      result = 1;
+    }
+  else if (strcmp (buf, " 1 M\xc4RZ 2002") != 0)
+    {
+      printf ("strftime_l: expected \"%s\", got \"%s\"\n",
+	      " 1 M\xc4RZ 2002", buf);
+      result = 1;
+    }
+  else
+    {
+      setlocale (LC_ALL, "de_DE.ISO-8859-1");
+      printf ("got \"%s\"\n", buf);
+      setlocale (LC_ALL, "C");
+    }
+
+  /* And the wide character version.  */
+  if (wcsftime_l (wbuf, sizeof (wbuf) / sizeof (wbuf[0]), L"%e %^B %Y", &tm, l)
+      == 0)
+    {
+      puts ("wcsftime_l failed");
+      result = 1;
+    }
+  else if (wcscmp (wbuf, L" 1 M\x00c4RZ 2002") != 0)
+    {
+      printf ("wcsftime_l: expected \"%ls\", got \"%ls\"\n",
+	      L" 1 M\x00c4RZ 2002", wbuf);
+      result = 1;
+    }
+  else
+    {
+      setlocale (LC_ALL, "de_DE.ISO-8859-1");
+      printf ("got \"%ls\"\n", wbuf);
+      setlocale (LC_ALL, "C");
+    }
+
+  old = uselocale (l);
+
+  n = strftime (buf, sizeof (buf), "%e %^B %Y", &tm);
+
+  /* Switch back.  */
+  (void) uselocale (old);
+
+  if (n == 0)
+    {
+      puts ("strftime after first uselocale failed");
+      result = 1;
+    }
+  else if (strcmp (buf, " 1 M\xc4RZ 2002") != 0)
+    {
+      printf ("strftime in non-C locale: expected \"%s\", got \"%s\"\n",
+	      " 1 M\xc4RZ 2002", buf);
+      result = 1;
+    }
+  else
+    {
+      setlocale (LC_ALL, "de_DE.ISO-8859-1");
+      printf ("got \"%s\"\n", buf);
+      setlocale (LC_ALL, "C");
+    }
+
+  if (strftime (buf, sizeof (buf), "%e %^B %Y", &tm) == 0)
+    {
+      puts ("strftime after second uselocale failed");
+      result = 1;
+    }
+  else if (strcmp (buf, " 1 MARCH 2002") != 0)
+    {
+      printf ("initial strftime: expected \"%s\", got \"%s\"\n",
+	      " 1 MARCH 2002", buf);
+      result = 1;
+    }
+  else
+    printf ("got \"%s\"\n", buf);
+
+  return result;
+}
+
+#else
+int main(void)
+{
+	puts("Test requires WCHAR support; skipping");
+	return 0;
+}
+#endif
diff --git a/test/time/tst-futimens1.c b/test/time/tst-futimens1.c
new file mode 100644
index 0000000..2c25bd4
--- /dev/null
+++ b/test/time/tst-futimens1.c
@@ -0,0 +1,105 @@
+/* vi: set sw=4 ts=4: */
+/* testcase for futimens(2)
+ * Copyright (C) 2009 Bernhard Reutner-Fischer <uClibc@uClibc.org>
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+
+struct
+{
+	char *name; /* name of file to open */
+	int flags; /* flags for file descriptor */
+	const struct timespec ts[2];
+	int err; /* expected errno */
+} tests [] =
+{
+	{"futimens.tst", (O_CREAT|O_TRUNC), {{0,0},{0,0}}, 0},
+	{"futimens.tst", (O_CREAT|O_TRUNC), {{99,0},{0,0}}, 0},
+	{"futimens.tst", (O_CREAT|O_TRUNC), {{0,99},{0,0}}, 0},
+	{"futimens.tst", (O_CREAT|O_TRUNC), {{0,0},{99,0}}, 0},
+	{"futimens.tst", (O_CREAT|O_TRUNC), {{0,0},{0,99}}, 0},
+	{"futimens.tst", (O_CREAT|O_TRUNC), {{11,2},{3,4}}, 0},
+};
+int do_test(int argc, char **argv) {
+	char *name;
+	int i, errors;
+	errors = argc - argc + 0;
+	unsigned has_stat_nsec = 0;
+	{
+		struct stat probe;
+		/* Let's attempt an educated guess if this filesystem supports
+		 * nanosecond mtime.  */
+		if ((!stat(".", &probe)) && probe.st_mtim.tv_nsec)
+			has_stat_nsec = 1;
+		else if ((!stat(argv[0], &probe)) && probe.st_mtim.tv_nsec)
+			has_stat_nsec = 1;
+	}
+	for (i=0; i < (int) (sizeof(tests)/sizeof(tests[0])); ++i) {
+		int err, fd;
+		struct stat sb;
+		name = tests[i].name;
+		if (*name != '.')
+			unlink(name);
+		fd = open(name, tests[i].flags, 0660);
+		if (fd < 0)
+			abort();
+		errno = 0;
+		err = futimens(fd, tests[i].ts);
+		if ((errno && !err) || (!errno && err)) {
+			err = errno;
+			printf("FAILED test %d (errno and return value disagree)\n", i);
+			++errors;
+		} else
+			err = errno;
+		if (err != tests[i].err) {
+			printf("FAILED test %d (expected errno %d, got %d)\n",
+				i, tests[i].err, err);
+			++errors;
+			continue;
+		}
+		if (stat(name, &sb) < 0) {
+			printf("FAILED test %d (verification)\n", i);
+			++errors;
+			continue;
+		} else {
+			unsigned wrong = tests[i].ts[0].tv_sec != sb.st_atim.tv_sec ||
+						tests[i].ts[0].tv_nsec != sb.st_atim.tv_nsec ||
+						tests[i].ts[1].tv_sec != sb.st_mtim.tv_sec ||
+						tests[i].ts[1].tv_nsec != sb.st_mtim.tv_nsec;
+			if (wrong) {
+				if (tests[i].ts[0].tv_sec != sb.st_atim.tv_sec) {
+					printf("FAILED test %d (access time, sec: expected %ld, got %ld)\n",
+						i, tests[i].ts[0].tv_sec, sb.st_atim.tv_sec);
+						++errors;
+				}
+				if (tests[i].ts[0].tv_nsec != sb.st_atim.tv_nsec) {
+					printf("FAILED test %d (access time, nsec: expected %ld, got %ld)\n",
+						i, tests[i].ts[0].tv_nsec, sb.st_atim.tv_nsec);
+					errors += has_stat_nsec;
+				}
+
+				if (tests[i].ts[1].tv_sec != sb.st_mtim.tv_sec) {
+					printf("FAILED test %d (modification time, sec: expected %ld, got %ld)\n",
+						i, tests[i].ts[1].tv_sec, sb.st_mtim.tv_sec);
+						++errors;
+				}
+				if (tests[i].ts[1].tv_nsec != sb.st_mtim.tv_nsec) {
+					printf("FAILED test %d (modification time, nsec: expected %ld, got %ld)\n",
+						i, tests[i].ts[1].tv_nsec, sb.st_mtim.tv_nsec);
+					errors += has_stat_nsec;
+				}
+			}
+		}
+	}
+	if (*name != '.')
+		unlink(name);
+	printf("%d errors.\n", errors);
+	return (!errors) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+#include <test-skeleton.c>
diff --git a/test/time/tst-mktime.c b/test/time/tst-mktime.c
new file mode 100644
index 0000000..416a856
--- /dev/null
+++ b/test/time/tst-mktime.c
@@ -0,0 +1,70 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+
+int
+main (void)
+{
+  struct tm time_str, *tm;
+  time_t t;
+  char daybuf[20];
+  int result;
+
+  time_str.tm_year = 2001 - 1900;
+  time_str.tm_mon = 7 - 1;
+  time_str.tm_mday = 4;
+  time_str.tm_hour = 0;
+  time_str.tm_min = 0;
+  time_str.tm_sec = 1;
+  time_str.tm_isdst = -1;
+
+  if (mktime (&time_str) == -1)
+    {
+      (void) puts ("-unknown-");
+      result = 1;
+    }
+  else
+    {
+      (void) strftime (daybuf, sizeof (daybuf), "%A", &time_str);
+      (void) puts (daybuf);
+      result = strcmp (daybuf, "Wednesday") != 0;
+    }
+
+  setenv ("TZ", "EST+5", 1);
+#define EVENING69 1 * 60 * 60 + 2 * 60 + 29
+  t = EVENING69;
+  tm = localtime (&t);
+  if (tm == NULL)
+    {
+      (void) puts ("localtime returned NULL");
+      result = 1;
+    }
+  else
+    {
+      time_str = *tm;
+      t = mktime (&time_str);
+      if (t != EVENING69)
+        {
+          printf ("mktime returned %ld, expected %d\n",
+		  (long) t, EVENING69);
+	  result = 1;
+        }
+      else
+        (void) puts ("Dec 31 1969 EST test passed");
+
+      setenv ("TZ", "CET-1", 1);
+      t = mktime (&time_str);
+#define EVENING69_CET (EVENING69 - (5 - -1) * 60 * 60)
+      if (t != EVENING69_CET)
+        {
+	  printf ("mktime returned %ld, expected %ld\n",
+		  (long) t, (long) EVENING69_CET);
+	  result = 1;
+        }
+      else
+        (void) puts ("Dec 31 1969 CET test passed");
+    }
+
+  return result;
+}
diff --git a/test/time/tst-mktime2.c b/test/time/tst-mktime2.c
new file mode 100644
index 0000000..6279218
--- /dev/null
+++ b/test/time/tst-mktime2.c
@@ -0,0 +1,141 @@
+/* Test program from Paul Eggert and Tony Leneis.  */
+#include <time.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static time_t time_t_max;
+static time_t time_t_min;
+
+/* Values we'll use to set the TZ environment variable.  */
+static const char *tz_strings[] =
+  {
+    (const char *) 0, "GMT0", "JST-9",
+    "EST+3EDT+2,M10.1.0/00:00:00,M2.3.0/00:00:00"
+  };
+#define N_STRINGS ((int) (sizeof (tz_strings) / sizeof (tz_strings[0])))
+
+/* Fail if mktime fails to convert a date in the spring-forward gap.
+   Based on a problem report from Andreas Jaeger.  */
+static void
+spring_forward_gap (void)
+{
+  /* glibc (up to about 1998-10-07) failed this test. */
+  struct tm tm;
+
+  /* Use the portable POSIX.1 specification "TZ=PST8PDT,M4.1.0,M10.5.0"
+     instead of "TZ=America/Vancouver" in order to detect the bug even
+     on systems that don't support the Olson extension, or don't have the
+     full zoneinfo tables installed.  */
+  setenv ("TZ", "PST8PDT,M4.1.0,M10.5.0", 1);
+
+  tm.tm_year = 98;
+  tm.tm_mon = 3;
+  tm.tm_mday = 5;
+  tm.tm_hour = 2;
+  tm.tm_min = 0;
+  tm.tm_sec = 0;
+  tm.tm_isdst = -1;
+  if (mktime (&tm) == (time_t)-1)
+    exit (1);
+}
+
+static void
+mktime_test1 (time_t now)
+{
+  struct tm *lt = localtime (&now);
+  if (lt && mktime (lt) != now)
+    exit (2);
+}
+
+static void
+mktime_test (time_t now)
+{
+  mktime_test1 (now);
+  mktime_test1 ((time_t) (time_t_max - now));
+  mktime_test1 ((time_t) (time_t_min + now));
+}
+
+static void
+irix_6_4_bug (void)
+{
+  /* Based on code from Ariel Faigon.  */
+  struct tm tm;
+  tm.tm_year = 96;
+  tm.tm_mon = 3;
+  tm.tm_mday = 0;
+  tm.tm_hour = 0;
+  tm.tm_min = 0;
+  tm.tm_sec = 0;
+  tm.tm_isdst = -1;
+  mktime (&tm);
+  if (tm.tm_mon != 2 || tm.tm_mday != 31)
+    exit (3);
+}
+
+static void
+bigtime_test (int j)
+{
+  struct tm tm;
+  time_t now;
+  tm.tm_year = tm.tm_mon = tm.tm_mday = tm.tm_hour = tm.tm_min = tm.tm_sec = j;
+  tm.tm_isdst = -1;
+  now = mktime (&tm);
+  if (now != (time_t) -1)
+    {
+      struct tm *lt = localtime (&now);
+      if (! (lt
+	     && lt->tm_year == tm.tm_year
+	     && lt->tm_mon == tm.tm_mon
+	     && lt->tm_mday == tm.tm_mday
+	     && lt->tm_hour == tm.tm_hour
+	     && lt->tm_min == tm.tm_min
+	     && lt->tm_sec == tm.tm_sec
+	     && lt->tm_yday == tm.tm_yday
+	     && lt->tm_wday == tm.tm_wday
+	     && ((lt->tm_isdst < 0 ? -1 : 0 < lt->tm_isdst)
+		  == (tm.tm_isdst < 0 ? -1 : 0 < tm.tm_isdst))))
+	exit (4);
+    }
+}
+
+static int
+do_test (void)
+{
+  time_t t, delta;
+  int i, j;
+
+  setenv ("TZ", "America/Sao_Paulo", 1);
+  /* This test makes some buggy mktime implementations loop.
+     Give up after 60 seconds; a mktime slower than that
+     isn't worth using anyway.  */
+  alarm (60);
+
+  for (time_t_max = 1; 0 < time_t_max; time_t_max *= 2)
+    continue;
+  time_t_max--;
+  if ((time_t) -1 < 0)
+    for (time_t_min = -1; (time_t) (time_t_min * 2) < 0; time_t_min *= 2)
+      continue;
+  delta = time_t_max / 997; /* a suitable prime number */
+  for (i = 0; i < N_STRINGS; i++)
+    {
+      if (tz_strings[i])
+	setenv ("TZ", tz_strings[i], 1);
+
+      for (t = 0; t <= time_t_max - delta; t += delta)
+	mktime_test (t);
+      mktime_test ((time_t) 1);
+      mktime_test ((time_t) (60 * 60));
+      mktime_test ((time_t) (60 * 60 * 24));
+
+      for (j = 1; 0 < j; j *= 2)
+	bigtime_test (j);
+      bigtime_test (j - 1);
+    }
+  irix_6_4_bug ();
+  spring_forward_gap ();
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/test/time/tst-mktime3.c b/test/time/tst-mktime3.c
new file mode 100644
index 0000000..60d0e0b
--- /dev/null
+++ b/test/time/tst-mktime3.c
@@ -0,0 +1,50 @@
+/* Test program for mktime bugs with out-of-range tm_sec values.  */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+
+struct tm tests[] =
+{
+  { .tm_sec = -1, .tm_mday = 1, .tm_year = 104 },
+  { .tm_sec = 65, .tm_min = 59, .tm_hour = 23, .tm_mday = 31,
+    .tm_mon = 11, .tm_year = 101 }
+};
+struct tm expected[] =
+{
+  { .tm_sec = 59, .tm_min = 59, .tm_hour = 23, .tm_mday = 31,
+    .tm_mon = 11, .tm_year = 103, .tm_wday = 3, .tm_yday = 364 },
+  { .tm_sec = 5, .tm_mday = 1, .tm_year = 102, .tm_wday = 2 }
+};
+
+int
+main (void)
+{
+  setenv ("TZ", "UTC", 1);
+  int i;
+  for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
+    {
+      if (mktime (&tests[i]) < 0)
+	{
+	  printf ("mktime %d failed\n", i);
+	  return 1;
+	}
+#define CHECK(name) \
+      if (tests[i].name != expected[i].name)			\
+	{							\
+	  printf ("test %d " #name " got %d expected %d\n",	\
+		  i, tests[i].name, expected[i].name);		\
+	  return 1;						\
+	}
+      CHECK (tm_sec)
+      CHECK (tm_min)
+      CHECK (tm_hour)
+      CHECK (tm_mday)
+      CHECK (tm_mon)
+      CHECK (tm_year)
+      CHECK (tm_wday)
+      CHECK (tm_yday)
+      CHECK (tm_isdst)
+    }
+  return 0;
+}
diff --git a/test/time/tst-posixtz.c b/test/time/tst-posixtz.c
new file mode 100644
index 0000000..ccba63e
--- /dev/null
+++ b/test/time/tst-posixtz.c
@@ -0,0 +1,88 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+struct
+{
+  time_t when;
+  const char *tz;
+  const char *result;
+} tests[] =
+{
+  { 909312849L, "AEST-10AEDST-11,M10.5.0,M3.5.0",
+    "1998/10/25 21:54:09 dst=1 zone=AEDST" },
+  { 924864849L, "AEST-10AEDST-11,M10.5.0,M3.5.0",
+    "1999/04/23 20:54:09 dst=0 zone=AEST" },
+  { 919973892L, "AEST-10AEDST-11,M10.5.0,M3.5.0",
+    "1999/02/26 07:18:12 dst=1 zone=AEDST" },
+  { 909312849L, "EST+5EDT,M4.1.0/2,M10.5.0/2",
+    "1998/10/25 05:54:09 dst=0 zone=EST" },
+  { 924864849L, "EST+5EDT,M4.1.0/2,M10.5.0/2",
+    "1999/04/23 06:54:09 dst=1 zone=EDT" },
+  { 919973892L, "EST+5EDT,M4.1.0/2,M10.5.0/2",
+    "1999/02/25 15:18:12 dst=0 zone=EST" },
+};
+
+int
+main (void)
+{
+  int result = 0;
+  size_t cnt;
+
+  for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt)
+    {
+      char buf[100];
+      struct tm *tmp;
+
+      printf ("TZ = \"%s\", time = %ld => ", tests[cnt].tz, tests[cnt].when);
+      fflush (stdout);
+
+      setenv ("TZ", tests[cnt].tz, 1);
+
+      tmp = localtime (&tests[cnt].when);
+
+      snprintf (buf, sizeof (buf),
+		"%04d/%02d/%02d %02d:%02d:%02d dst=%d zone=%s",
+		tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
+		tmp->tm_hour, tmp->tm_min, tmp->tm_sec, tmp->tm_isdst,
+		tzname[tmp->tm_isdst ? 1 : 0]);
+
+      fputs (buf, stdout);
+
+      if (strcmp (buf, tests[cnt].result) == 0)
+	puts (", OK");
+      else
+	{
+	  result = 1;
+	  puts (", FAIL");
+	}
+    }
+
+  setenv ("TZ", "Universal", 1);
+  localtime (&tests[0].when);
+  printf ("TZ = \"Universal\" daylight %d tzname = { \"%s\", \"%s\" }",
+	  daylight, tzname[0], tzname[1]);
+  if (! daylight)
+    puts (", OK");
+  else
+    {
+      result = 1;
+      puts (", FAIL");
+    }
+
+  setenv ("TZ", "AEST-10AEDST-11,M10.5.0,M3.5.0", 1);
+  tzset ();
+  printf ("TZ = \"AEST-10AEDST-11,M10.5.0,M3.5.0\" daylight %d"
+	  " tzname = { \"%s\", \"%s\" }", daylight, tzname[0], tzname[1]);
+  if (daylight
+      && strcmp (tzname[0], "AEST") == 0 && strcmp (tzname[1], "AEDST") == 0)
+    puts (", OK");
+  else
+    {
+      result = 1;
+      puts (", FAIL");
+    }
+
+  return result;
+}
diff --git a/test/time/tst-strftime.c b/test/time/tst-strftime.c
new file mode 100644
index 0000000..374fba4
--- /dev/null
+++ b/test/time/tst-strftime.c
@@ -0,0 +1,111 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+
+static struct
+{
+  const char *fmt;
+  size_t min;
+  size_t max;
+} tests[] =
+  {
+    { "%2000Y", 2000, 4000 },