Merge pull request #340 from sasjs/issue339

fix: avoid error in mp_lockanytable.sas …

all.sas

@@ -10616,16 +10616,19 @@ run;
   %end;
 %end;
 %else %if &ACTION=UNLOCK %then %do;
-  %local status;
+  %local status cnt;
+  %let cnt=0;
   proc sql noprint;
+  select count(*) into: cnt from &ctl_ds where LOCK_LIB ="&lib" & LOCK_DS="&ds";
+  %if &cnt=0 %then %do;
+    %put %str(WAR)NING: &lib..&ds was not previously locked in &ctl_ds!;
+  %end;
+  %else %do;
     select LOCK_STATUS_CD into: status from &ctl_ds
       where LOCK_LIB ="&lib" and LOCK_DS="&ds";
     quit;
     %if &syscc>0 %then %put syscc=&syscc sqlrc=&sqlrc;
-  %if &sqlobs=0 %then %do;
-    %put %str(WAR)NING: &lib..&ds has never been locked!;
-  %end;
-  %else %if &status=LOCKED %then %do;
+    %if &status=LOCKED %then %do;
       data _null_;
         putlog "&sysmacroname: unlocking &lib..&ds:";
       run;
@@ -10646,6 +10649,7 @@ run;
       %put NOTE: Unrecognised STATUS_CD (&status) in &ctl_ds;
       %let abortme=1;
     %end;
+  %end;
 %end;
 %else %do;
   %let msg=lock_anytable given unsupported action (&action);

base/mp_lockanytable.sas

@@ -194,16 +194,19 @@ run;
   %end;
 %end;
 %else %if &ACTION=UNLOCK %then %do;
-  %local status;
+  %local status cnt;
+  %let cnt=0;
   proc sql noprint;
+  select count(*) into: cnt from &ctl_ds where LOCK_LIB ="&lib" & LOCK_DS="&ds";
+  %if &cnt=0 %then %do;
+    %put %str(WAR)NING: &lib..&ds was not previously locked in &ctl_ds!;
+  %end;
+  %else %do;
     select LOCK_STATUS_CD into: status from &ctl_ds
       where LOCK_LIB ="&lib" and LOCK_DS="&ds";
     quit;
     %if &syscc>0 %then %put syscc=&syscc sqlrc=&sqlrc;
-  %if &sqlobs=0 %then %do;
-    %put %str(WAR)NING: &lib..&ds has never been locked!;
-  %end;
-  %else %if &status=LOCKED %then %do;
+    %if &status=LOCKED %then %do;
       data _null_;
         putlog "&sysmacroname: unlocking &lib..&ds:";
       run;
@@ -224,6 +227,7 @@ run;
       %put NOTE: Unrecognised STATUS_CD (&status) in &ctl_ds;
       %let abortme=1;
     %end;
+  %end;
 %end;
 %else %do;
   %let msg=lock_anytable given unsupported action (&action);