Fixed bug in NPAR BINOMIAL

[pspp] / src / language / stats / npar.c

diff --git a/src/language/stats/npar.c b/src/language/stats/npar.c
index af41b104731665e4adb4202d609de00fa8f77a7d..737c94e3d2a296dfd4f999dac4e822c5c08e5ea3 100644 (file)
--- a/src/language/stats/npar.c
+++ b/src/language/stats/npar.c
@@ -945,7 +945,8 @@ npar_binomial (struct lexer *lexer, struct dataset *ds,
        {
          if (lex_match (lexer, T_LPAREN))
            {
-             lex_force_num (lexer);
+             if (! lex_force_num (lexer))
+               return 2;
              btp->category1 = lex_number (lexer);
              lex_get (lexer);
              if ( lex_match (lexer, T_COMMA))