- rcfile.c:parse_rcfile() - Don't use i for both for loop and atoi(), fixes lots of potential crashes, 1st reported by Jean-Philippe Gue'rard

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1113 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -8,6 +8,8 @@ CVS code -
 - nano.c:
   main()
 	- Put NANO_SMALL defines around toggle pointer (noticed by Jordi);
+- rcfile.c:
+  
 - utils.c:
   stristr() - Defined regardless of NANO_SMALL (noticed by Jordi).
 	  

rcfile.c

@@ -304,7 +304,7 @@ void parse_colors(FILE * rcstream, char *buf, char *ptr)
 void parse_rcfile(FILE * rcstream)
 {
     char *buf, *ptr, *keyword, *option;
-    int set = 0, i;
+    int set = 0, i, j;
 
     buf = charalloc(1024);
     while (fgets(buf, 1023, rcstream) > 0) {
@@ -382,22 +382,22 @@ void parse_rcfile(FILE * rcstream)
 			    if (!strcasecmp(rcopts[i].name, "fill")) {
 #ifndef DISABLE_WRAPJUSTIFY
 
-				if ((i = atoi(option)) < MIN_FILL_LENGTH) {
+				if ((j = atoi(option)) < MIN_FILL_LENGTH) {
 				    rcfile_error(_
 						 ("requested fill size %d too small"),
-						 i);
+						 j);
 				} else
-				    fill = i;
+				    fill = j;
 #endif
 			    } else
 				if (!strcasecmp(rcopts[i].name, "tabsize"))
 			    {
-				if ((i = atoi(option)) <= 0) {
+				if ((j = atoi(option)) <= 0) {
 				    rcfile_error(_
 						 ("requested tab size %d too small"),
-						 i);
+						 j);
 				} else {
-				    tabsize = i;
+				    tabsize = j;
 				}
 #ifndef DISABLE_JUSTIFY
 			    } else