fix(read_rtf): 未声明局部变量 rtf_ref, rtf_loc 导致被 %compare_rtf_with_dataset 调用时未删除临时文件 (#84)

Author: Snoopy1866

src/gb18030/read_rtf.sas

@@ -27,7 +27,7 @@ options cmplib = sasuser.func;
     %end;
 
     /*声明局部变量*/
-    %local i;
+    %local i rtf_ref rtf_loc;
 
     /*声明全局变量*/
     %if not %symexist(readrtf_exit_with_error) %then %do;

src/gbk/read_rtf.sas

@@ -27,7 +27,7 @@ options cmplib = sasuser.func;
     %end;
 
     /*声明局部变量*/
-    %local i;
+    %local i rtf_ref rtf_loc;
 
     /*声明全局变量*/
     %if not %symexist(readrtf_exit_with_error) %then %do;

src/utf16/read_rtf.sas

@@ -27,7 +27,7 @@ options cmplib = sasuser.func;
     %end;
 
     /*声明局部变量*/
-    %local i;
+    %local i rtf_ref rtf_loc;
 
     /*声明全局变量*/
     %if not %symexist(readrtf_exit_with_error) %then %do;