Merge pull request #201 from sasjs/mm_assignlib_fix

fix: enabling more descriptive mm_assignlib abort messages when library cannot be assigned

.git-hooks/pre-commit

@@ -1,5 +1,12 @@
 #!/bin/bash
-sasjs lint
+
+# Ensure lint is passing
+LINT=`sasjs lint`
+if [[ "$LINT" != "✔ All matched files use @sasjs/lint code style!" ]]; then
+  echo "$LINT"
+  echo "To commit in spite of these warnings, use the -n parameter."
+  exit 1
+fi
 
 # Avoid commits to the master branch
 BRANCH=`git rev-parse --abbrev-ref HEAD`

.gitpod.yml

@@ -1,7 +1,7 @@
 tasks:
-  - init: |
+  - init: npm install -g npm
-      nvm install --lts
+  - command: npm i
-      npm i -g @sasjs/cli
+  - command: npm i -g @sasjs/cli
 
 image:
   file: .gitpod.dockerfile

README.md

@@ -217,6 +217,15 @@ If you find this library useful, please leave a [star](https://github.com/sasjs/
 
 ![](https://starchart.cc/sasjs/core.svg)
 
+## Other SAS Repositories
+
+The following repositories are also worth checking out:
+
+* [chris-swenson/sasmacros](https://github.com/chris-swenson/sasmacros)
+* [greg-wotton/sas-programs](https://github.com/greg-wootton/sas-programs)
+* [KatjaGlassConsulting/SMILE-SmartSASMacros](https://github.com/KatjaGlassConsulting/SMILE-SmartSASMacros)
+* [scottbass/sas](https://github.com/scottbass/SAS)
+* [yabwon/sas_packages](https://github.com/yabwon/SAS_PACKAGES)
 
 ## Contributors ✨
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->

all.sas

@@ -95,6 +95,37 @@ options noquotelenmax;
 %mend mf_dedup;
 
 
+/**
+  @file
+  @brief Deletes a physical file, if it exists
+  @details Usage:
+
+      %mf_writefile(&sasjswork/myfile.txt,l1=some content)
+
+      %mf_deletefile(&sasjswork/myfile.txt)
+
+      %mf_deletefile(&sasjswork/myfile.txt)
+
+
+  @param filepath Full path to the target file
+
+  @returns The return code from the fdelete() invocation
+
+  <h4> Related Macros </h4>
+  @li mf_deletefile.test.sas
+  @li mf_writefile.sas
+
+  @version 9.2
+  @author Allan Bowe
+**/
+
+%macro mf_deletefile(file
+)/*/STORE SOURCE*/;
+  %local rc fref;
+  %let rc= %sysfunc(filename(fref,&file));
+  %if %sysfunc(fdelete(&fref)) ne 0 %then %put %sysfunc(sysmsg());
+  %let rc= %sysfunc(filename(fref));
+%mend mf_deletefile;
 /**
   @file mf_existds.sas
   @brief Checks whether a dataset OR a view exists.
@@ -136,19 +167,17 @@ options noquotelenmax;
 
         %put %mf_existfeature(PROCLUA);
 
-  @param feature the feature to detect.  Leave blank to list all in log.
+  @param [in] feature The feature to detect.
 
   @return output returns 1 or 0 (or -1 if not found)
 
   <h4> SAS Macros </h4>
   @li mf_getplatform.sas
 
-
   @version 8
   @author Allan Bowe
 **/
 /** @cond */
-
 %macro mf_existfeature(feature
 )/*/STORE SOURCE*/;
   %let feature=%upcase(&feature);
@@ -156,7 +185,11 @@ options noquotelenmax;
   %let platform=%mf_getplatform();
 
   %if &feature= %then %do;
-    %put Supported features:  PROCLUA;
+    %put No feature was requested for detection;
+  %end;
+  %else %if &feature=COLCONSTRAINTS %then %do;
+    %if %substr(&sysver,1,1)=4 %then 0;
+    %else 1;
   %end;
   %else %if &feature=PROCLUA %then %do;
     /* https://blogs.sas.com/content/sasdummy/2015/08/03/using-lua-within-your-sas-programs */
@@ -170,8 +203,8 @@ options noquotelenmax;
     %put &sysmacroname: &feature not found;
   %end;
 %mend mf_existfeature;
-
+/** @endcond */
-/** @endcond *//**
+/**
   @file
   @brief Checks whether a fileref exists
   @details You can probably do without this macro as it is just a one liner.
@@ -2161,7 +2194,7 @@ Usage:
   %end;
 
   /* Stored Process Server web app context */
-  %if %symexist(_metaperson)
+  %if %symexist(_METAFOLDER)
     or "&SYSPROCESSNAME "="Compute Server "
     or &mode=INCLUDE
   %then %do;
@@ -2237,12 +2270,14 @@ Usage:
     /* send response in SASjs JSON format */
     data _null_;
       file _webout mod lrecl=32000 encoding='utf-8';
-      length msg $32767 ;
+      length msg syswarningtext syserrortext $32767 ;
       sasdatetime=datetime();
       msg=symget('msg');
     %if &logline>0 %then %do;
       msg=cats(msg,'\n\nLog Extract:\n',symget('logmsg'));
     %end;
+      /* escape the escapes */
+      msg=tranwrd(msg,'\','\\');
       /* escape the quotes */
       msg=tranwrd(msg,'"','\"');
       /* ditch the CRLFs as chrome complains */
@@ -2336,7 +2371,8 @@ Usage:
   %end;
 %mend mp_abort;
 
-/** @endcond *//**
+/** @endcond */
+/**
   @file
   @brief Append (concatenate) two or more files.
   @details Will append one more more `appendrefs` (filerefs) to a `baseref`.
@@ -8737,7 +8773,7 @@ run;
   * First, extract only relevant formats from the catalog
   */
 proc sql noprint;
-select distinct fmtname into: fmtlist separated by ' ' from &libds;
+select distinct upcase(fmtname) into: fmtlist separated by ' ' from &libds;
 
 %mp_cntlout(libcat=&libcat,fmtlist=&fmtlist,cntlout=&base_fmts)
 
@@ -8747,8 +8783,11 @@ select distinct fmtname into: fmtlist separated by ' ' from &libds;
   */
 %mddl_sas_cntlout(libds=&template)
 data &inlibds;
+  length &delete_col $3;
   if 0 then set &template;
   set &libds;
+  if &delete_col='' then &delete_col='No';
+  fmtname=upcase(fmtname);
   if missing(type) then do;
     if substr(fmtname,1,1)='$' then type='C';
     else type='N';
@@ -8759,7 +8798,6 @@ data &inlibds;
   end;
 run;
 
-
 /**
   * Identify new records
   */
@@ -8866,7 +8904,7 @@ options ibufsize=&ibufsize;
     %end;
 
     %mp_storediffs(&libcat-FC
-      ,&inlibds
+      ,&base_fmts
       ,FMTNAME START
       ,delds=&outds_del
       ,modds=&outds_mod
@@ -13322,8 +13360,8 @@ run;
   <h4> SAS Macros </h4>
   @li mp_abort.sas
 
-  @param libref the libref (not name) of the metadata library
+  @param [in] libref The libref (not name) of the metadata library
-  @param mAbort= If not assigned, HARD will call %mp_abort(), SOFT will
+  @param [in] mAbort= If not assigned, HARD will call %mp_abort(), SOFT will
     silently return
 
   @returns libname statement
@@ -13337,11 +13375,11 @@ run;
     libref
     ,mAbort=HARD
 )/*/STORE SOURCE*/;
-
+%local mp_abort msg;
+%let mp_abort=0;
 %if %sysfunc(libref(&libref)) %then %do;
-  %local mp_abort msg; %let mp_abort=0;
   data _null_;
-    length liburi LibName $200;
+    length liburi LibName msg $200;
     call missing(of _all_);
     nobj=metadata_getnobj("omsobj:SASLibrary?@Libref='&libref'",1,liburi);
     if nobj=1 then do;
@@ -13355,7 +13393,24 @@ run;
           * not always helpful though.  One example, previously received:
           * NOTE: Libref XX refers to the same library metadata as libref XX.
           */
-        call symputx('msg',sysmsg(),'l');
+        msg=sysmsg();
+        if msg=:'ERROR: Libref SAVE is not assigned.' then do;
+          msg=catx(" ",
+            "Could not assign %upcase(&libref).",
+            "Please check metadata permissions!  Libname:",libname,
+            "Liburi:",liburi
+          );
+        end;
+        else if msg="ERROR: User does not have appropriate authorization "!!
+          "level for library SAVE."
+        then do;
+          msg=catx(" ",
+            "ERROR: User does not have appropriate authorization level",
+            "for library %upcase(&libref), libname:",libname,
+            "Liburi:",liburi
+          );
+        end;
+        call symputx('msg',msg,'l');
         if "&mabort"='HARD' then call symputx('mp_abort',1,'l');
       end;
       else do;
@@ -13374,22 +13429,18 @@ run;
     end;
   run;
 
-  %if &mp_abort=1 %then %do;
+  %put NOTE: &msg;
-    %mp_abort(iftrue= (&mp_abort=1)
-      ,mac=mm_assignlib.sas
-      ,msg=&msg
-    )
-    %return;
-  %end;
-  %else %if %length(&msg)>2 %then %do;
-    %put NOTE: &msg;
-    %return;
-  %end;
 
 %end;
 %else %do;
   %put NOTE: Library &libref is already assigned;
 %end;
+
+%mp_abort(iftrue= (&mp_abort=1)
+  ,mac=mm_assignlib.sas
+  ,msg=%superq(msg)
+)
+
 %mend mm_assignlib;
 /**
   @file
@@ -17781,7 +17832,7 @@ filename __shake clear;
 %let platform_object_path=%mf_loc(POF);
 %let ds=%mf_getuniquename(prefix=spkexportable);
 
-%mm_tree(root=%str(&metaloc) ,types=EXPORTABLE ,outds=&ds)
+%mm_tree(root=%str(&metaloc),types=EXPORTABLE ,outds=&ds)
 
 %if %mf_isblank(&outref)=1 %then %let outref=%mf_getuniquefileref();
 
@@ -17790,19 +17841,27 @@ data _null_;
   file &outref lrecl=32767;
   length str $32767;
   if _n_=1 then do;
+    put "# Script generated by &sysuserid on %sysfunc(datetime(),datetime19.)";
     put "cd ""&platform_object_path"" \";
     put "; ./ExportPackage -host &host -port &port -user &mmxuser \";
-    put "  -disableX11 -password &mmxpass \"
+    put "  -disableX11 -password &mmxpass \";
     put "  -package ""&cmdoutloc/&cmdoutname..spk"" \";
   end;
 /* exclude particular patterns from the exported SPK */
 %if "&excludevars" ne "0" %then %do;
-  /* ignore top level folder else all subcontent will be exported regardless */
-  if _n_>1;
   %do i=1 %to %sysfunc(countw(&excludevars));
     %let var=%scan(&excludevars,&i);
-    if index(path,symget("&var")) ne 0;
+    if _n_=1 then do;
+      length excludestr&i $1000;
+      retain excludestr&i;
+      excludestr&i=symget("&var");
+      putlog excludestr&i=;
+      putlog path=;
+    end;
+    if index(path,cats(excludestr&i))=0 and index(name,cats(excludestr&i))=0;
   %end;
+  /* ignore top level folder else all subcontent will be exported regardless */
+  if _n_>1;
 %end;
   str=' -objects '!!cats('"',path,'/',name,"(",publictype,')" \');
   put str;
@@ -18825,9 +18884,10 @@ run;
     ,mdebug=0
   );
 
-%local fname0 fname1 boundary fname statcd msg;
+%local fname0 fname1 fname2 boundary fname statcd msg;
 %let fname0=%mf_getuniquefileref();
 %let fname1=%mf_getuniquefileref();
+%let fname2=%mf_getuniquefileref();
 %let boundary=%mf_getuniquename();
 
 data _null_;
@@ -18851,17 +18911,25 @@ data _null_;
   end;
 run;
 
+data _null_;
+  file &fname1;
+  put "Content-Type: multipart/form-data; boundary=&boundary";
+run;
+
 %if &mdebug=1 %then %do;
   data _null_;
     infile &fname0;
     input;
     put _infile_;
+  data _null_;
+    infile &fname1;
+    input;
+    put _infile_;
   run;
 %end;
 
-proc http method='POST' in=&fname0 out=&fname1
+proc http method='POST' in=&fname0 headerin=&fname1 out=&fname2
   url="&_sasjs_apiserverurl/SASjsApi/drive/file";
-  headers "Content-Type"="multipart/form-data; boundary=&boundary";
 %if &mdebug=1 %then %do;
   debug level=1;
 %end;
@@ -18869,7 +18937,7 @@ run;
 
 %let statcd=0;
 data _null_;
-  infile &fname1;
+  infile &fname2;
   input;
   putlog _infile_;
   if _infile_='{"status":"success"}' then call symputx('statcd',1,'l');
@@ -18883,6 +18951,41 @@ run;
 )
 
 %mend ms_createfile;
+/**
+  @file
+  @brief Deletes a file from SASjs Drive
+  @details Deletes a file from SASjs Drive, if it exists.
+
+  Example:
+
+      filename stpcode temp;
+      data _null_;
+        file stpcode;
+        put '%put hello world;';
+      run;
+      %ms_createfile(/some/stored/program.sas, inref=stpcode)
+
+      %ms_deletefile(/some/stored/program.sas)
+
+  @param [in] driveloc The full path to the file in SASjs Drive
+  @param [in] mdebug= (0) Set to 1 to enable DEBUG messages
+
+
+**/
+
+%macro ms_deletefile(driveloc
+    ,mdebug=0
+  );
+
+proc http method='DELETE'
+  url="&_sasjs_apiserverurl/SASjsApi/drive/file?_filePath=&driveloc";
+%if &mdebug=1 %then %do;
+  debug level=2;
+%end;
+run;
+
+
+%mend ms_deletefile;
 /**
   @file
   @brief Gets a file from SASjs Drive
@@ -18907,7 +19010,7 @@ run;
 filename &outref temp;
 
 proc http method='GET' out=&outref
-  url="&_sasjs_apiserverurl/SASjsApi/drive/file?filePath=&driveloc";
+  url="&_sasjs_apiserverurl/SASjsApi/drive/file?_filePath=&driveloc";
 %if &mdebug=1 %then %do;
   debug level=2;
 %end;
@@ -21048,6 +21151,7 @@ libname &libref1a clear;
 
   <h4> SAS Macros </h4>
   @li mp_abort.sas
+  @li mf_existds.sas
   @li mf_getplatform.sas
   @li mf_getuniquefileref.sas
   @li mf_getuniquelibref.sas

base/mf_deletefile.sas

@@ -0,0 +1,31 @@
+/**
+  @file
+  @brief Deletes a physical file, if it exists
+  @details Usage:
+
+      %mf_writefile(&sasjswork/myfile.txt,l1=some content)
+
+      %mf_deletefile(&sasjswork/myfile.txt)
+
+      %mf_deletefile(&sasjswork/myfile.txt)
+
+
+  @param filepath Full path to the target file
+
+  @returns The return code from the fdelete() invocation
+
+  <h4> Related Macros </h4>
+  @li mf_deletefile.test.sas
+  @li mf_writefile.sas
+
+  @version 9.2
+  @author Allan Bowe
+**/
+
+%macro mf_deletefile(file
+)/*/STORE SOURCE*/;
+  %local rc fref;
+  %let rc= %sysfunc(filename(fref,&file));
+  %if %sysfunc(fdelete(&fref)) ne 0 %then %put %sysfunc(sysmsg());
+  %let rc= %sysfunc(filename(fref));
+%mend mf_deletefile;

base/mf_existfeature.sas

@@ -9,19 +9,17 @@
 
         %put %mf_existfeature(PROCLUA);
 
-  @param feature the feature to detect.  Leave blank to list all in log.
+  @param [in] feature The feature to detect.
 
   @return output returns 1 or 0 (or -1 if not found)
 
   <h4> SAS Macros </h4>
   @li mf_getplatform.sas
 
-
   @version 8
   @author Allan Bowe
 **/
 /** @cond */
-
 %macro mf_existfeature(feature
 )/*/STORE SOURCE*/;
   %let feature=%upcase(&feature);
@@ -29,7 +27,11 @@
   %let platform=%mf_getplatform();
 
   %if &feature= %then %do;
-    %put Supported features:  PROCLUA;
+    %put No feature was requested for detection;
+  %end;
+  %else %if &feature=COLCONSTRAINTS %then %do;
+    %if %substr(&sysver,1,1)=4 %then 0;
+    %else 1;
   %end;
   %else %if &feature=PROCLUA %then %do;
     /* https://blogs.sas.com/content/sasdummy/2015/08/03/using-lua-within-your-sas-programs */
@@ -43,5 +45,4 @@
     %put &sysmacroname: &feature not found;
   %end;
 %mend mf_existfeature;
-
 /** @endcond */

base/mp_abort.sas

@@ -85,7 +85,7 @@
   %end;
 
   /* Stored Process Server web app context */
-  %if %symexist(_metaperson)
+  %if %symexist(_METAFOLDER)
     or "&SYSPROCESSNAME "="Compute Server "
     or &mode=INCLUDE
   %then %do;
@@ -161,12 +161,14 @@
     /* send response in SASjs JSON format */
     data _null_;
       file _webout mod lrecl=32000 encoding='utf-8';
-      length msg $32767 ;
+      length msg syswarningtext syserrortext $32767 ;
       sasdatetime=datetime();
       msg=symget('msg');
     %if &logline>0 %then %do;
       msg=cats(msg,'\n\nLog Extract:\n',symget('logmsg'));
     %end;
+      /* escape the escapes */
+      msg=tranwrd(msg,'\','\\');
       /* escape the quotes */
       msg=tranwrd(msg,'"','\"');
       /* ditch the CRLFs as chrome complains */

base/mp_loadformat.sas

@@ -134,7 +134,7 @@ run;
   * First, extract only relevant formats from the catalog
   */
 proc sql noprint;
-select distinct fmtname into: fmtlist separated by ' ' from &libds;
+select distinct upcase(fmtname) into: fmtlist separated by ' ' from &libds;
 
 %mp_cntlout(libcat=&libcat,fmtlist=&fmtlist,cntlout=&base_fmts)
 
@@ -144,8 +144,11 @@ select distinct fmtname into: fmtlist separated by ' ' from &libds;
   */
 %mddl_sas_cntlout(libds=&template)
 data &inlibds;
+  length &delete_col $3;
   if 0 then set &template;
   set &libds;
+  if &delete_col='' then &delete_col='No';
+  fmtname=upcase(fmtname);
   if missing(type) then do;
     if substr(fmtname,1,1)='$' then type='C';
     else type='N';
@@ -156,7 +159,6 @@ data &inlibds;
   end;
 run;
 
-
 /**
   * Identify new records
   */
@@ -263,7 +265,7 @@ options ibufsize=&ibufsize;
     %end;
 
     %mp_storediffs(&libcat-FC
-      ,&inlibds
+      ,&base_fmts
       ,FMTNAME START
       ,delds=&outds_del
       ,modds=&outds_mod

meta/mm_assignlib.sas

@@ -13,8 +13,8 @@
   <h4> SAS Macros </h4>
   @li mp_abort.sas
 
-  @param libref the libref (not name) of the metadata library
+  @param [in] libref The libref (not name) of the metadata library
-  @param mAbort= If not assigned, HARD will call %mp_abort(), SOFT will
+  @param [in] mAbort= If not assigned, HARD will call %mp_abort(), SOFT will
     silently return
 
   @returns libname statement
@@ -28,11 +28,11 @@
     libref
     ,mAbort=HARD
 )/*/STORE SOURCE*/;
-
+%local mp_abort msg;
+%let mp_abort=0;
 %if %sysfunc(libref(&libref)) %then %do;
-  %local mp_abort msg; %let mp_abort=0;
   data _null_;
-    length liburi LibName $200;
+    length liburi LibName msg $200;
     call missing(of _all_);
     nobj=metadata_getnobj("omsobj:SASLibrary?@Libref='&libref'",1,liburi);
     if nobj=1 then do;
@@ -46,7 +46,24 @@
           * not always helpful though.  One example, previously received:
           * NOTE: Libref XX refers to the same library metadata as libref XX.
           */
-        call symputx('msg',sysmsg(),'l');
+        msg=sysmsg();
+        if msg=:'ERROR: Libref SAVE is not assigned.' then do;
+          msg=catx(" ",
+            "Could not assign %upcase(&libref).",
+            "Please check metadata permissions!  Libname:",libname,
+            "Liburi:",liburi
+          );
+        end;
+        else if msg="ERROR: User does not have appropriate authorization "!!
+          "level for library SAVE."
+        then do;
+          msg=catx(" ",
+            "ERROR: User does not have appropriate authorization level",
+            "for library %upcase(&libref), libname:",libname,
+            "Liburi:",liburi
+          );
+        end;
+        call symputx('msg',msg,'l');
         if "&mabort"='HARD' then call symputx('mp_abort',1,'l');
       end;
       else do;
@@ -65,20 +82,16 @@
     end;
   run;
 
-  %if &mp_abort=1 %then %do;
+  %put NOTE: &msg;
-    %mp_abort(iftrue= (&mp_abort=1)
-      ,mac=mm_assignlib.sas
-      ,msg=&msg
-    )
-    %return;
-  %end;
-  %else %if %length(&msg)>2 %then %do;
-    %put NOTE: &msg;
-    %return;
-  %end;
 
 %end;
 %else %do;
   %put NOTE: Library &libref is already assigned;
 %end;
+
+%mp_abort(iftrue= (&mp_abort=1)
+  ,mac=mm_assignlib.sas
+  ,msg=%superq(msg)
+)
+
 %mend mm_assignlib;

meta/mm_spkexport.sas

@@ -102,7 +102,7 @@
 %let platform_object_path=%mf_loc(POF);
 %let ds=%mf_getuniquename(prefix=spkexportable);
 
-%mm_tree(root=%str(&metaloc) ,types=EXPORTABLE ,outds=&ds)
+%mm_tree(root=%str(&metaloc),types=EXPORTABLE ,outds=&ds)
 
 %if %mf_isblank(&outref)=1 %then %let outref=%mf_getuniquefileref();
 
@@ -111,19 +111,27 @@ data _null_;
   file &outref lrecl=32767;
   length str $32767;
   if _n_=1 then do;
+    put "# Script generated by &sysuserid on %sysfunc(datetime(),datetime19.)";
     put "cd ""&platform_object_path"" \";
     put "; ./ExportPackage -host &host -port &port -user &mmxuser \";
-    put "  -disableX11 -password &mmxpass \"
+    put "  -disableX11 -password &mmxpass \";
     put "  -package ""&cmdoutloc/&cmdoutname..spk"" \";
   end;
 /* exclude particular patterns from the exported SPK */
 %if "&excludevars" ne "0" %then %do;
-  /* ignore top level folder else all subcontent will be exported regardless */
-  if _n_>1;
   %do i=1 %to %sysfunc(countw(&excludevars));
     %let var=%scan(&excludevars,&i);
-    if index(path,symget("&var")) ne 0;
+    if _n_=1 then do;
+      length excludestr&i $1000;
+      retain excludestr&i;
+      excludestr&i=symget("&var");
+      putlog excludestr&i=;
+      putlog path=;
+    end;
+    if index(path,cats(excludestr&i))=0 and index(name,cats(excludestr&i))=0;
   %end;
+  /* ignore top level folder else all subcontent will be exported regardless */
+  if _n_>1;
 %end;
   str=' -objects '!!cats('"',path,'/',name,"(",publictype,')" \');
   put str;

sasjs/sasjsconfig.json

@@ -4,11 +4,8 @@
     "base",
     "ddl",
     "fcmp",
-    "meta",
-    "metax",
-    "server",
-    "viya",
     "lua",
+    "server",
     "tests/crossplatform",
     "tests/ddl"
   ],
@@ -39,6 +36,7 @@
       },
       "appLoc": "/Public/temp/macrocore",
       "macroFolders": [
+        "viya",
         "tests/viyaonly"
       ],
       "programFolders": [],
@@ -58,6 +56,8 @@
       },
       "appLoc": "/Shared Data/temp/macrocore",
       "macroFolders": [
+        "meta",
+        "metax",
         "tests/sas9only"
       ],
       "programFolders": [],
@@ -78,6 +78,7 @@
       },
       "appLoc": "/sasjs/core",
       "macroFolders": [
+        "server",
         "tests/serveronly"
       ],
       "programFolders": [],
@@ -102,6 +103,7 @@
       "serverType": "SASVIYA",
       "appLoc": "/Public/temp/macrocore",
       "macroFolders": [
+        "viya",
         "tests/viyaonly"
       ],
       "deployConfig": {

server/ms_createfile.sas

@@ -29,9 +29,10 @@
     ,mdebug=0
   );
 
-%local fname0 fname1 boundary fname statcd msg;
+%local fname0 fname1 fname2 boundary fname statcd msg;
 %let fname0=%mf_getuniquefileref();
 %let fname1=%mf_getuniquefileref();
+%let fname2=%mf_getuniquefileref();
 %let boundary=%mf_getuniquename();
 
 data _null_;
@@ -55,17 +56,25 @@ data _null_;
   end;
 run;
 
+data _null_;
+  file &fname1;
+  put "Content-Type: multipart/form-data; boundary=&boundary";
+run;
+
 %if &mdebug=1 %then %do;
   data _null_;
     infile &fname0;
     input;
     put _infile_;
+  data _null_;
+    infile &fname1;
+    input;
+    put _infile_;
   run;
 %end;
 
-proc http method='POST' in=&fname0 out=&fname1
+proc http method='POST' in=&fname0 headerin=&fname1 out=&fname2
   url="&_sasjs_apiserverurl/SASjsApi/drive/file";
-  headers "Content-Type"="multipart/form-data; boundary=&boundary";
 %if &mdebug=1 %then %do;
   debug level=1;
 %end;
@@ -73,7 +82,7 @@ run;
 
 %let statcd=0;
 data _null_;
-  infile &fname1;
+  infile &fname2;
   input;
   putlog _infile_;
   if _infile_='{"status":"success"}' then call symputx('statcd',1,'l');

server/ms_deletefile.sas

@@ -0,0 +1,35 @@
+/**
+  @file
+  @brief Deletes a file from SASjs Drive
+  @details Deletes a file from SASjs Drive, if it exists.
+
+  Example:
+
+      filename stpcode temp;
+      data _null_;
+        file stpcode;
+        put '%put hello world;';
+      run;
+      %ms_createfile(/some/stored/program.sas, inref=stpcode)
+
+      %ms_deletefile(/some/stored/program.sas)
+
+  @param [in] driveloc The full path to the file in SASjs Drive
+  @param [in] mdebug= (0) Set to 1 to enable DEBUG messages
+
+
+**/
+
+%macro ms_deletefile(driveloc
+    ,mdebug=0
+  );
+
+proc http method='DELETE'
+  url="&_sasjs_apiserverurl/SASjsApi/drive/file?_filePath=&driveloc";
+%if &mdebug=1 %then %do;
+  debug level=2;
+%end;
+run;
+
+
+%mend ms_deletefile;

server/ms_getfile.sas

@@ -22,7 +22,7 @@
 filename &outref temp;
 
 proc http method='GET' out=&outref
-  url="&_sasjs_apiserverurl/SASjsApi/drive/file?filePath=&driveloc";
+  url="&_sasjs_apiserverurl/SASjsApi/drive/file?_filePath=&driveloc";
 %if &mdebug=1 %then %do;
   debug level=2;
 %end;

tests/crossplatform/mf_deletefile.test.sas

@@ -0,0 +1,29 @@
+/**
+  @file
+  @brief Testing mf_deletefile.sas macro
+
+  <h4> SAS Macros </h4>
+  @li mf_deletefile.sas
+  @li mf_writefile.sas
+  @li mp_assert.sas
+  @li mp_assertscope.sas
+
+**/
+
+%let test1file=&sasjswork/myfile1.txt;
+
+%mf_writefile(&test1file,l1=some content)
+
+%mp_assert(
+  iftrue=(%sysfunc(fileexist(&test1file))=1),
+  desc=Check &test1file exists
+)
+
+%mp_assertscope(SNAPSHOT)
+%mf_deletefile(&test1file)
+%mp_assertscope(COMPARE)
+
+%mp_assert(
+  iftrue=(%sysfunc(fileexist(&test1file))=0),
+  desc=Check &test1file no longer exists
+)

tests/crossplatform/mp_loadformat.test.sas

@@ -82,3 +82,12 @@ run;
   desc=Test 1 - audit table updated,
   outds=work.test_results
 )
+data work.difftest;
+  set perm.audit;
+  where is_diff=1;
+run;
+%mp_assert(
+  iftrue=(%mf_nobs(work.difftest)>0),
+  desc=Test 1 - diffs were found,
+  outds=work.test_results
+)

tests/serveronly/ms_deletefile.test.sas

@@ -0,0 +1,61 @@
+/**
+  @file
+  @brief Testing ms_deletefile.sas macro
+
+  <h4> SAS Macros </h4>
+  @li ms_createfile.sas
+  @li ms_deletefile.sas
+  @li ms_getfile.sas
+  @li mp_assert.sas
+  @li mp_assertscope.sas
+
+**/
+
+
+/* first make a remote file */
+filename stpcode temp;
+%let fname=%mf_getuniquename();
+data _null_;
+  file stpcode;
+  put "data &fname;run;";
+run;
+%ms_createfile(/sasjs/tests/&fname..sas
+  ,inref=stpcode
+  ,mdebug=1
+)
+
+%ms_getfile(/sasjs/tests/&fname..sas,outref=testref)
+
+%let test1=0;
+data _null_;
+  infile testref;
+  input;
+  call symputx('test1',_infile_);
+run;
+
+%mp_assert(
+  iftrue=("&test1"="data &fname;run;"),
+  desc=Make sure the file was created,
+  outds=work.test_results
+)
+
+%mp_assertscope(SNAPSHOT)
+%ms_deletefile(/sasjs/tests/&fname..sas,mdebug=1)
+%mp_assertscope(COMPARE)
+
+%ms_getfile(/sasjs/tests/&fname..sas,outref=testref2)
+
+%let test2=0;
+data _null_;
+  infile testref2;
+  input;
+  call symputx('test2',_infile_);
+run;
+
+%mp_assert(
+  iftrue=("&test2"="%str(Err)or: File does not exist."),
+  desc=Make sure the file was deleted,
+  outds=work.test_results
+)
+
+

viya/mv_deleteviyafolder.sas

@@ -25,6 +25,7 @@
 
   <h4> SAS Macros </h4>
   @li mp_abort.sas
+  @li mf_existds.sas
   @li mf_getplatform.sas
   @li mf_getuniquefileref.sas
   @li mf_getuniquelibref.sas