Merge magare.gmz:/home/kgeorge/mysql/autopush/B29325-5.0-opt

into  magare.gmz:/home/kgeorge/mysql/work/B29325-merge-5.1-opt


client/mysql.cc:
  Auto merged
include/my_base.h:
  Auto merged
mysql-test/r/ctype_collate.result:
  Auto merged
mysql-test/r/gis-rtree.result:
  Auto merged
mysql-test/t/gis-rtree.test:
  Auto merged
storage/myisam/mi_create.c:
  Auto merged
strings/ctype-simple.c:
  Auto merged
mysys/my_conio.c:
  5.0-opt -> 5.1.-opt merge
storage/myisam/sp_key.c:
  5.0-opt -> 5.1.-opt merge

1 files changed, 6 insertions, 2 deletions

diff --git a/mysys/my_conio.c b/mysys/my_conio.c
index 1ea1f7a820a..b78966446ee 100644
--- a/mysys/my_conio.c
+++ b/mysys/my_conio.c
@@ -187,15 +187,19 @@ char* my_cgets(char *buffer, size_t clen, size_t* plen)
   while (GetLastError() == ERROR_NOT_ENOUGH_MEMORY);
   *plen= plen_res;
 
+  /* We go here on error reading the string (Ctrl-C for example) */
+  if (!*plen)
+    result= NULL;                              /* purecov: inspected */
+
   if (result != NULL)
   {
-    if (buffer[*plen - 2] == '\r')
+    if (*plen > 1 && buffer[*plen - 2] == '\r')
     {
       *plen= *plen - 2;
     }
     else 
     {
-      if (buffer[*plen - 1] == '\r')
+      if (*plen > 0 && buffer[*plen - 1] == '\r')
       {
         char tmp[3];
         int  tmplen= sizeof(tmp);