Release calc version 2.10.2t30

check.awk

@@ -0,0 +1,74 @@
+# This awk script will print 3 lines before and after any non-blank line that
+# does not begin with a number.  This allows the 'make debug' rule to remove
+# all non-interest lines the the 'make check' regression output while providing
+# 3 lines of context around unexpected output.
+#
+BEGIN {
+    havebuf0=0;
+    buf0=0;
+    havebuf1=0;
+    buf1=0;
+    havebuf2=0;
+    buf2=0;
+    error = 0;
+}
+
+NF == 0 {
+    if (error > 0) {
+	if (havebuf2) {
+	    print buf2;
+	}
+	--error;
+    }
+    buf2 = buf1;
+    havebuf2 = havebuf1;
+    buf1 = buf0;
+    havebuf1 = havebuf0;
+    buf0 = $0;
+    havebuf0 = 1;
+    next;
+}
+
+$1 ~ /^[0-9]/ {
+    if (error > 0) {
+	if (havebuf2) {
+	    print buf2;
+	}
+	--error;
+    }
+    buf2 = buf1;
+    havebuf2 = havebuf1;
+    buf1 = buf0;
+    havebuf1 = havebuf0;
+    buf0 = $0;
+    havebuf0 = 1;
+    next;
+}
+
+{
+    error = 6;
+    if (havebuf2) {
+	print buf2;
+    }
+    buf2 = buf1;
+    havebuf2 = havebuf1;
+    buf1 = buf0;
+    havebuf1 = havebuf0;
+    buf0 = $0;
+    havebuf0 = 1;
+    next;
+}
+
+END {
+    if (error > 0 && havebuf2) {
+	print buf2;
+	--error;
+    }
+    if (error > 0 && havebuf1) {
+	print buf1;
+	--error;
+    }
+    if (error > 0 && havebuf0) {
+	print buf0;
+    }
+}