D11660.id30973.diff
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D11660.id30973.diff
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	Index: bin/date/date.c
	===================================================================
	--- bin/date/date.c
	+++ bin/date/date.c
	@@ -85,7 +85,7 @@
	int set_timezone;
	struct vary *v;
	const struct vary *badv;
	- struct tm lt;
	+ struct tm *lt;
	struct stat sb;

	v = NULL;
	@@ -174,8 +174,10 @@
	if (argv && *argv == '+')
	format = *argv + 1;

	- lt = *localtime(&tval);
	- badv = vary_apply(v, &lt);
	+ lt = localtime(&tval);
	+ if (lt == NULL)
	+ errx(1, "invalid time");
	+ badv = vary_apply(v, lt);
	if (badv) {
	fprintf(stderr, "%s: Cannot apply date adjustment\n",
	badv->arg);
	@@ -191,7 +193,7 @@
	*/
	setlocale(LC_TIME, "C");

	- (void)strftime(buf, sizeof(buf), format, &lt);
	+ (void)strftime(buf, sizeof(buf), format, lt);
	(void)printf("%s\n", buf);
	if (fflush(stdout))
	err(1, "stdout");
	@@ -210,6 +212,8 @@
	int century;

	lt = localtime(&tval);
	+ (if ld == NULL)
	+ errx(1, "invalid time");
	lt->tm_isdst = -1; /* divine correct DST */

	if (fmt != NULL) {