perl-module: Add "!= NULL" to assignment used as condition.

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

diff --git a/perl-module/PSPP.xs b/perl-module/PSPP.xs
index 896d7d88e394ff5a2a0ef0d4e9ede6683a61ac1a..d2b2c58c4c91396ca158d4840e796e468c9635d1 100644 (file)
--- a/perl-module/PSPP.xs
+++ b/perl-module/PSPP.xs
@@ -376,7 +376,7 @@ set_label (var, label)
  struct variable *var;
  char *label
 CODE:
-  var_set_label (var, label, NULL, false);
+  var_set_label (var, label, false);
 
 
 void
@@ -727,6 +727,21 @@ CODE:
  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)
@@ -734,7 +749,7 @@ get_next_case (sfr)
 PPCODE:
  struct ccase *c;
 
- if (c = casereader_read (sfr->reader))
+ if ((c = casereader_read (sfr->reader)) != NULL)
  {
   int v;