awk: bugfix: fconv symbols not in usr package.

* share/txr/stdlib/conv.tl (sys:conv-let): Use usr: package
prefix on the conversion symbols i, o, x, b. They are
being interned in the system package, which breaks the
awk fconv macro.

2 files changed, 16 insertions, 13 deletions

diff --git a/lisplib.c b/lisplib.c
index b4d6d4c3..6319f040 100644
--- a/lisplib.c
+++ b/lisplib.c
@@ -409,7 +409,10 @@ static val awk_set_entries(val dlt, val fun)
     lit("next-file"), lit("rng"), lit("-rng"), lit("rng-"), lit("-rng-"),
     lit("--rng"), lit("--rng-"), lit("rng+"), lit("-rng+"), lit("--rng+"),
     lit("ff"), lit("f"), lit("mf"), lit("fconv"), lit("->"), lit("->>"),
-    lit("<-"), lit("!>"), lit("<!"), lit("prn"), nil
+    lit("<-"), lit("!>"), lit("<!"), lit("prn"),
+    lit("i"), lit("o"), lit("x"), lit("b"), lit("c"), lit("r"),
+    lit("iz"), lit("oz"), lit("xz"), lit("bz"), lit("cz"), lit("rz"),
+    nil
   };
 
   set_dlt_entries_sys(dlt, sys_name, fun);
diff --git a/share/txr/stdlib/conv.tl b/share/txr/stdlib/conv.tl
index 7a3551f9..21e76815 100644
--- a/share/txr/stdlib/conv.tl
+++ b/share/txr/stdlib/conv.tl
@@ -25,29 +25,29 @@
 ;; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 (defun sys:conv-let (. body)
-  ^(flet ((i (arg : radix)
+  ^(flet ((usr:i (arg : radix)
             (toint arg radix))
-          (o (arg)
+          (usr:o (arg)
             (toint arg 8))
-          (x (arg)
+          (usr:x (arg)
             (toint arg 16))
-          (b (arg)
+          (usr:b (arg)
             (toint arg 2))
-          (c (arg)
+          (usr:c (arg)
             (toint arg #\c))
-          (r (arg)
+          (usr:r (arg)
             (tofloat arg))
-          (iz (arg : radix)
+          (usr:iz (arg : radix)
             (tointz arg radix))
-          (oz (arg)
+          (usr:oz (arg)
             (tointz arg 8))
-          (xz (arg)
+          (usr:xz (arg)
             (tointz arg 16))
-          (bz (arg)
+          (usr:bz (arg)
             (tointz arg 2))
-          (cz (arg)
+          (usr:cz (arg)
             (tointz arg #\c))
-          (rz (arg)
+          (usr:rz (arg)
             (tofloatz arg)))
      ,*body))