fix i18n.c warning

[Ben Pfaff]

The following patch fixes a warning about an incompatible pointer
type.  OK to check it in?

Index: src/libpspp/i18n.c
===================================================================
RCS file: /cvsroot/pspp/pspp/src/libpspp/i18n.c,v
retrieving revision 1.5
diff -u -p -r1.5 i18n.c
--- src/libpspp/i18n.c  21 Feb 2007 08:27:16 -0000      1.5
+++ src/libpspp/i18n.c  22 Feb 2007 23:25:10 -0000
@@ -64,6 +64,7 @@ create_iconv (const char* tocode, const 
 char *
 recode_string(enum conv_id how,  const char *text, int length)
 {
+  char *inbuf;
   char *outbuf = 0;
   size_t outbufferlength;
   size_t result;
@@ -94,9 +95,10 @@ recode_string(enum conv_id how,  const c
 
   outbytes = outbufferlength;
   inbytes = length;
-  
+
+  inbuf = text;
   do {
-    result = iconv(convertor[how], &text, &inbytes, 
+    result = iconv(convertor[how], &inbuf, &inbytes, 
                   &op, &outbytes);
 
     if ( -1 == result ) 
@@ -111,7 +113,7 @@ recode_string(enum conv_id how,  const c
              {
                *op++ = fallbackchar;
                outbytes--;
-               text++;
+               inbuf++;
                inbytes--;
                break;
              }


-- 
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