Swarm 2.2.2: Fix endless wait in rare cases with multiple threads

Author: torognes

README.md

@@ -365,6 +365,11 @@ methods, here are some links:
 
 ## Version history##
 
+### version 2.2.2 ###
+
+**swarm** 2.2.2 fixes a bug causing Swarm to wait forever in very rare
+cases when multiple threads were used.
+
 ### version 2.2.1 ###
 
 **swarm** 2.2.1 fixes a memory allocation bug for d=1.

man/swarm.1

@@ -1,5 +1,5 @@
 .\" ============================================================================
-.TH swarm 1 "October 27, 2017" "version 2.2.1" "USER COMMANDS"
+.TH swarm 1 "December 12, 2017" "version 2.2.2" "USER COMMANDS"
 .\" ============================================================================
 .SH NAME
 swarm \(em find clusters of nearly-identical nucleotide amplicons
@@ -389,6 +389,10 @@ New features and important modifications of \fBswarm\fR (short lived
 or minor bug releases are not mentioned):
 .RS
 .TP
+.BR v2.2.2\~ "released December 12, 2017"
+Version 2.2.2 fixes a bug that would cause Swarm to wait forever in
+very rare cases when multiple threads were used.
+.TP
 .BR v2.2.1\~ "released October 27, 2017"
 Version 2.2.1 fixes a memory allocation bug for \fId\fR = 1 and
 duplicated sequences.

man/swarm_manual.pdf

@@ -54,7 +54,7 @@
 #define LINE_MAX 2048
 #endif
 
-#define SWARM_VERSION "2.2.1"
+#define SWARM_VERSION "2.2.2"
 #define WIDTH 32
 #define WIDTH_SHIFT 5
 #define BLOCKWIDTH 32