arton	2011-03-19 19:00:51 +0900 (Sat, 19 Mar 2011)

  New Revision: 31131

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=31131

  Log:
    * hash.c: refactoring prior patch (getenvsize win32 specfic function).

  Modified files:
    trunk/hash.c

Index: hash.c
===================================================================
--- hash.c	(revision 31130)
+++ hash.c	(revision 31131)
@@ -2198,13 +2198,9 @@
 static int
 getenvsize(char* p)
 {
-    char prev = *p++;
-    int len = 1;
-    for (; prev || *p; p++) {
-	prev = *p;
-	len++;
-    }
-    return len;
+    char* porg = p;
+    while (*p || *(p + 1)) ++p;
+    return p - porg + 1;
 }
 #endif
 

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