8be2a5d14b01e092a92db5b926ac4963d6882287
tdreszer
  Fri Apr 15 16:58:58 2011 -0700
Added routine to find the last non-whitespace char in a string
diff --git src/lib/common.c src/lib/common.c
index b3d235c..25edcd3 100644
--- src/lib/common.c
+++ src/lib/common.c
@@ -1375,30 +1375,45 @@
 eLen = strlen(end);
 offset = sLen - eLen;
 if (offset < 0)
     return FALSE;
 return sameString(string+offset, end);
 }
 
 char lastChar(char *s)
 /* Return last character in string. */
 {
 if (s == NULL || s[0] == 0)
     return 0;
 return s[strlen(s)-1];
 }
 
+char *lastNonWhitespaceChar(char *s)
+// Return pointer to last character in string that is not whitespace.
+{
+if (s == NULL || s[0] == 0)
+    return NULL;
+
+char *sPos = s + (strlen(s) - 1);
+for (;sPos >= s;sPos--)
+    {
+    if (!isspace(*sPos))
+        return sPos;
+    }
+return NULL;
+}
+
 char *matchingCharBeforeInLimits(char *limit, char *s, char c)
 /* Look for character c sometime before s, but going no further than limit.
  * Return NULL if not found. */
 {
 while (--s >= limit)
     if (*s == c)
         return s;
 return NULL;
 }
 
 char *memMatch(char *needle, int nLen, char *haystack, int hLen)
 /* Returns first place where needle (of nLen chars) matches
  * haystack (of hLen chars) */
 {
 char c = *needle++;