* arith.c (divi): Support one-argument form.

Use "/" name in error reporting, not "divi".

* eval.c (eval_init): Change registration of / so only
one argument is required out of two.

* txr.1: Document one-argument division.

1 files changed, 1 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index 6e596272..0cd9b73d 100644
--- a/eval.c
+++ b/eval.c
@@ -3594,7 +3594,7 @@ void eval_init(void)
   reg_fun(intern(lit("abs"), user_package), func_n1(abso));
   reg_fun(intern(lit("trunc"), user_package), func_n2(trunc));
   reg_fun(intern(lit("mod"), user_package), func_n2(mod));
-  reg_fun(intern(lit("/"), user_package), func_n2(divi));
+  reg_fun(intern(lit("/"), user_package), func_n2o(divi, 1));
   reg_fun(intern(lit("expt"), user_package), func_n0v(exptv));
   reg_fun(intern(lit("exptmod"), user_package), func_n3(exptmod));
   reg_fun(intern(lit("isqrt"), user_package), func_n1(isqrt));