New subroutine PSPP::Dict::get_var_by_name

[pspp-builds.git] / perl-module / PSPP.xs

diff --git a/perl-module/PSPP.xs b/perl-module/PSPP.xs
index b468cc7467325a322378ad5970d19eb2b8a12b21..3b3dcceff82d275d55fd76986836f0044b30baac 100644 (file)
--- a/perl-module/PSPP.xs
+++ b/perl-module/PSPP.xs
@@ -273,6 +273,23 @@ CODE:
  OUTPUT:
 RETVAL
 
+
+struct variable *
+pxs_get_var_by_name (dict, name)
+ struct dictionary *dict
+ const char *name
+INIT:
+ SV *errstr = get_sv("PSPP::errstr", TRUE);
+ sv_setpv (errstr, "");
+CODE:
+ struct variable *var = dict_lookup_var (dict, name);
+ if ( ! var )
+      sv_setpv (errstr, "No such variable.");
+ RETVAL = var;
+ OUTPUT:
+RETVAL
+
+
 MODULE = PSPP          PACKAGE = PSPP::Var
 
 
@@ -566,7 +583,7 @@ CODE:
  }
  RETVAL = casewriter_write (sfi->writer, &c);
  finish:
-// Case_destroy (&c);
+// case_destroy (&c);
  free (vv);
 OUTPUT:
  RETVAL