Fix bug when repairing compressed MyISAM files

LOCATE() is now case sensitive

1 files changed, 31 insertions, 0 deletions

diff --git a/sql/sql_string.cc b/sql/sql_string.cc
index 046346c1e03..beefa09b54b 100644
--- a/sql/sql_string.cc
+++ b/sql/sql_string.cc
@@ -362,6 +362,37 @@ skipp:
   return -1;
 }
 
+/*
+  Search after a string without regarding to case
+  This needs to be replaced when we have character sets per string
+*/
+
+int String::strstr_case(const String &s,uint32 offset)
+{
+  if (s.length()+offset <= str_length)
+  {
+    if (!s.length())
+      return ((int) offset);	// Empty string is always found
+
+    register const char *str = Ptr+offset;
+    register const char *search=s.ptr();
+    const char *end=Ptr+str_length-s.length()+1;
+    const char *search_end=s.ptr()+s.length();
+skipp:
+    while (str != end)
+    {
+      if (my_sort_order[*str++] == my_sort_order[*search])
+      {
+	register char *i,*j;
+	i=(char*) str; j=(char*) search+1;
+	while (j != search_end)
+	  if (my_sort_order[*i++] != my_sort_order[*j++]) goto skipp;
+	return (int) (str-Ptr) -1;
+      }
+    }
+  }
+  return -1;
+}
 
 /*
 ** Search string from end. Offset is offset to the end of string