5ba0549a475bafee7d17a3fa9fc3a42d08cb1c11
tdreszer
  Fri May 3 17:06:11 2013 -0700
Clarified some comments based upon Angie's feedback.  Thanks.
diff --git src/lib/bits.c src/lib/bits.c
index e3e6b0c..1cca72c 100644
--- src/lib/bits.c
+++ src/lib/bits.c
@@ -358,56 +358,57 @@
 /* Print part or all of bit map as a string of 0s and 1s.  Mostly useful for
  * debugging */
 {
 int i;
 for (i = startIx; i < bitCount; i++)
     {
     if (bitReadOne(a, i))
         fputc('1', out);
     else
         fputc('0', out);
     }
 fputc('\n', out);
 }
 
 void bitsOut(FILE* out, Bits *bits, int startIx, int bitCount, boolean onlyOnes)
-// Print part or all of bit map as a string of 0s and 1s.  Optionally only print 1s and [bracket].
+// Print part or all of bit map as a string of 0s and 1s.
+// If onlyOnes, enclose result in [] and use ' ' instead of '0'.
 {
 if (onlyOnes)
     fputc('[', out);
 
 int ix = startIx;
 for ( ; ix < bitCount; ix++)
     {
     if (bitReadOne(bits, ix))
         fputc('1', out);
     else
         {
         if (onlyOnes)
             fputc(' ', out);
         else
             fputc('0', out);
         }
     }
 if (onlyOnes)
     fputc(']', out);
 }
 
 Bits *bitsIn(struct lm *lm,char *bitString, int len)
 // Returns a bitmap from a string of 1s and 0s.  Any non-zero, non-blank char sets a bit.
 // Returned bitmap is the size of len even if that is longer than the string.
-// Optionally supply local memory.
+// Optionally supply local memory.  Note does NOT handle enclosing []s printed with bitsOut().
 {
 if (bitString == NULL || len == 0)
     return NULL;
 
 Bits *bits = NULL;
 if (lm != NULL)
     bits = lmBitAlloc(lm,len);
 else
     bits = bitAlloc(len);
 
 int ix = 0;
 for ( ;ix < len && bitString[ix] != '\0'; ix++)
     {
     if (bitString[ix] != '0' && bitString[ix] != ' ')
         bitSetOne(bits, ix);