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Perl Module - Add function to count cases in a reader.
[pspp]
/
perl-module
/
PSPP.xs
diff --git
a/perl-module/PSPP.xs
b/perl-module/PSPP.xs
index 143eb549e1a784c4df7b4c7b89fa644118f1056e..77b7682b3e29c96178034a60797887c78c2dd208 100644
(file)
--- a/
perl-module/PSPP.xs
+++ b/
perl-module/PSPP.xs
@@
-727,6
+727,21
@@
CODE:
OUTPUT:
RETVAL
OUTPUT:
RETVAL
+SV *
+get_case_cnt (sfr)
+ struct sysreader_info *sfr;
+CODE:
+ SV *ret;
+ casenumber n = casereader_get_case_cnt (sfr->reader);
+ if (n == CASENUMBER_MAX)
+ ret = &PL_sv_undef;
+ else
+ ret = newSViv (n);
+ RETVAL = ret;
+ OUTPUT:
+RETVAL
+
+
void
get_next_case (sfr)
void
get_next_case (sfr)