Release calc version 2.11.0t7

lib/Makefile

@@ -44,7 +44,7 @@ CALC_FILES= README bigprime.cal deg.cal ellip.cal lucas.cal lucas_chk.cal \
 	test2700.cal test3100.cal test3300.cal test3400.cal prompt.cal \
 	test3500.cal seedrandom.cal test4000.cal test4100.cal test4600.cal \
 	beer.cal hello.cal test5100.cal test5200.cal randombitrun.cal \
-	randomrun.cal xx_print.cal natnumset.cal
+	randomrun.cal xx_print.cal natnumset.cal qtime.cal
 
 # These files are found (but not built) in the distribution
 #

lib/README

@@ -311,6 +311,13 @@ psqrt.cal
     Calculate square roots modulo a prime
 
 
+qtime.cal
+
+    qtime(utc_hr_offset)
+
+    Print the time as English sentence given the hours offset from UTC.
+
+
 quat.cal
 
     quat(a, b, c, d)

lib/qtime.cal

@@ -0,0 +1,60 @@
+/*
+ * qtime - Display time as English sentence
+ *
+ * usage:
+ *	qtime(utc_hr_offset)
+ *
+ *	utc_hr_offset	Offset from UTC in hours.
+ *
+ * Written by: Klaus Alexander Seistrup <kseis@magnetic-ink.dk>
+ * With minor mods by: Landon Curt Noll <chongo@toad.com>
+ *
+ * See:
+ *	http://www.magnetic-ink.dk/download/qtime.html
+ *
+ * for examples of qtime() written on other languages.
+ */
+
+/*
+ * qtime - Display time as English sentence
+ */
+define qtime(utc_hr_offset)
+{
+    static mat hr[12] = {
+      "twelve", "one", "two", "three", "four", "five",
+      "six", "seven", "eight", "nine", "ten", "eleven"
+    };
+    static mat mn[7] = {
+      "", "five ", "ten ", "a quarter ", "twenty ", "twenty-five ", "half "
+    };
+    static mat ny[5] = {
+      "nearly ", "almost ", "", "just after ", "after "
+    };
+    static mat up[3] = {
+      "to ", "", "past "
+    };
+    local adj_mins = (((time() + utc_hr_offset*3600) % 86400) + 30) // 60 + 27;
+    local hours	= (adj_mins // 60) % 12;
+    local minutes = adj_mins % 60;
+    local almost =  minutes % 5;
+    local divisions = (minutes // 5) - 5;
+    local to_past_idx =  divisions > 0 ? 1 : 0;
+
+    if (divisions < 0) {
+	divisions = -divisions;
+	to_past_idx = -1;
+    }
+    ++to_past_idx;
+
+    /*
+     * Print the English sentence
+     *
+     * We avoid forward and back quotes just to show that the char()
+     * builtin function can be used in conjunction with a printf.
+     */
+    printf("It%cs %s%s%s%s",
+	    char(0x27), ny[almost], mn[divisions], up[to_past_idx], hr[hours]);
+    if (divisions == 0)
+	printf(" o%cclock", char(0x27));
+    printf (".\n");
+}

lib/regress.cal

@@ -22,7 +22,7 @@ prob = 0;				/* clear problem counter */
 
 global junk;				/* throw away value */
 junk = errcount(0);			/* clear error count */
-junk = errmax(0x7fffffff);		/* set maximum error very high */
+junk = errmax(-1);			/* prevent errcount from abouting */
 
 global ecnt;				/* expected value of errcount() */
 ecnt = 0;				/* clear expected errcount() value */
@@ -7468,7 +7468,9 @@ read -once unitfrac;
 print	'9826: read -once unitfrac';
 read -once varargs;
 print	'9827: read -once varargs';
-print	'9828: Ending read of selected calc libs';
+read -once qtime;
+print	'9828: read -once qtime';
+print	'9829: Ending read of selected calc libs';
 
 
 /*