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94 lines
2.0 KiB
SAS
94 lines
2.0 KiB
SAS
/**
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@file
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@brief Deletes a library by Name
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@details Used to delete a library.
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Usage:
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%* create a library in the home directory ;
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%mm_createlibrary(
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libname=My Temp Library,
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libref=XXTEMPXX,
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tree=/User Folders/&sysuserid,
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directory=%sysfunc(pathname(work))
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)
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%* delete the library ;
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%mm_deletelibrary(name=My Temp Library)
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After running the above, the following will be shown in the log:
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@param [in] name= () the name (not libref) of the library to be deleted
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<h4> SAS Macros </h4>
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@li mf_getuniquefileref.sas
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@li mp_abort.sas
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@version 9.4
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@author Allan Bowe
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**/
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%macro mm_deletelibrary(
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name=
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)/*/STORE SOURCE*/;
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/**
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* Check if library exists and get uri
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*/
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data _null_;
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length type uri $256;
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rc=metadata_resolve("omsobj:SASLibrary?@Name='&name'",type,uri);
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call symputx('checktype',type,'l');
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call symputx('liburi',uri,'l');
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putlog (_all_)(=);
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run;
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%if &checktype ne SASLibrary %then %do;
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%put &sysmacroname: Library (&name) was not found, and so will not be deleted;
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%return;
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%end;
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%local fname1 fname2;
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%let fname1=%mf_getuniquefileref();
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%let fname2=%mf_getuniquefileref();
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filename &fname1 temp lrecl=10000;
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filename &fname2 temp lrecl=10000;
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data _null_ ;
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file &fname1 ;
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put "<DeleteMetadata><Metadata><SASLibrary Id='&liburi'/>";
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put "</Metadata><NS>SAS</NS><Flags>268436480</Flags><Options/>";
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put "</DeleteMetadata>";
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run ;
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proc metadata in=&fname1 out=&fname2 verbose;run;
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/* list the result */
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data _null_;infile &fname2; input; list; run;
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filename &fname1 clear;
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filename &fname2 clear;
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/**
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* Check deletion
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*/
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%local isgone;
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data _null_;
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length type uri $256;
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call missing (of _all_);
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rc=metadata_resolve("omsobj:SASLibrary?@Id='&liburi'",type,uri);
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call symputx('isgone',type,'l');
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run;
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%mp_abort(iftrue=(&isgone = SASLibrary)
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,mac=&sysmacroname
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,msg=%str(Library (&name) NOT deleted)
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)
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%put &sysmacroname: Library &name (&liburi) was successfully deleted;
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%mend mm_deletelibrary;
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