Fixed problem with Innobase and signals on Solaris

Docs/manual.texi:
  Added information about \Z
innobase/os/os0file.c:
  Fixed problem with signals on Solaris
sql/ha_innobase.cc:
  Removed not needed sign()

1 files changed, 1 insertions, 7 deletions

diff --git a/sql/ha_innobase.cc b/sql/ha_innobase.cc
index cd8e1533e78..bf9f2a38740 100644
--- a/sql/ha_innobase.cc
+++ b/sql/ha_innobase.cc
@@ -930,13 +930,7 @@ innobase_mysql_cmp(
 	case FIELD_TYPE_VAR_STRING:
                 ret = my_sortncmp((const char*) a, a_length,
                                   (const char*) b, b_length);
-                if (ret < 0) {
-                  return(-1);
-                } else if (ret > 0) {
-                  return(1);
-                } else {
-                  return(0);
-                }
+                return ret;
 	default:
 		assert(0);
 	}