[MOAB-dev] r3856 - MOAB/trunk/src

[kraftche at cae.wisc.edu]

Author: kraftche
Date: 2010-05-06 18:06:00 -0500 (Thu, 06 May 2010)
New Revision: 3856

Modified:
   MOAB/trunk/src/DebugOutput.cpp
Log:
Make debug output of Range contents a little more compact

Modified: MOAB/trunk/src/DebugOutput.cpp
===================================================================
--- MOAB/trunk/src/DebugOutput.cpp	2010-05-05 23:08:28 UTC (rev 3855)
+++ MOAB/trunk/src/DebugOutput.cpp	2010-05-06 23:06:00 UTC (rev 3856)
@@ -5,6 +5,7 @@
 #include <iostream>
 #include <string.h>
 #include <algorithm>
+#include <assert.h>
 
 #ifdef USE_MPI
 #  include "moab_mpi.h"
@@ -154,6 +155,41 @@
   process_line_buffer();
 }
 
+static void print_range( char* buffer, unsigned long begin, unsigned long end )
+{
+  assert(end > begin);
+    // begin with a space
+  *buffer = ' ';
+  char *b1 = buffer + 1;
+    // print begin-end, but keep track of where each peice is written
+  char* e1 = b1 + sprintf(b1,"%lu",begin);
+  *e1 = '-';
+  char* b2 = e1+1;
+  char* e2 = b2 + sprintf(b2,"%lu",end);
+    // if the printed strings for both numbers don't contain the same
+    // number of digits, don't do anything more
+  if (e1-b1 == e2-b2) {
+     // see how many leading digits the two numbers have in common
+    char* p = b2;
+    while (*p && *p == *b1)
+      { ++p; ++b1; }
+      // remove common shared leading digits from second number
+    if (p > b2 && *p) {
+       // shift second value down so that common leading digits are not repeated
+      while(*p) {
+        *b2 = *p;
+        ++b2;
+        ++p;
+      } 
+      e2 = b2;
+    }
+  }
+    // add trailing comma
+  *e2 = ',';
+  ++e2;
+  *e2 = '\0';
+}
+