(Flogxor): Fix typo in docstring.

[gnu-emacs] / src / data.c

diff --git a/src/data.c b/src/data.c
index 0b46fceb2982add815317757e35e2173a154706e..f362b0253d995c084c048893851f98e4973df95d 100644 (file)
--- a/src/data.c
+++ b/src/data.c
@@ -105,7 +105,7 @@ void
 circular_list_error (list)
      Lisp_Object list;
 {
-  Fsignal (Qcircular_list, list);
+  xsignal (Qcircular_list, list);
 }
 
 
@@ -118,16 +118,7 @@ wrong_type_argument (predicate, value)
   if ((unsigned int) XGCTYPE (value) >= Lisp_Type_Limit)
     abort ();
 
-  Fsignal (Qwrong_type_argument, list2 (predicate, value));
-
-  /* This function is marked as NO_RETURN, gcc would warn if it has a
-     return statement or if falls off the function.  Other compilers
-     warn if no return statement is present.  */
-#ifndef __GNUC__
-  return value;
-#else
-  abort ();
-#endif
+  xsignal2 (Qwrong_type_argument, predicate, value);
 }
 
 void
@@ -140,16 +131,14 @@ void
 args_out_of_range (a1, a2)
      Lisp_Object a1, a2;
 {
-  while (1)
-    Fsignal (Qargs_out_of_range, Fcons (a1, Fcons (a2, Qnil)));
+  xsignal2 (Qargs_out_of_range, a1, a2);
 }
 
 void
 args_out_of_range_3 (a1, a2, a3)
      Lisp_Object a1, a2, a3;
 {
-  while (1)
-    Fsignal (Qargs_out_of_range, Fcons (a1, Fcons (a2, Fcons (a3, Qnil))));
+  xsignal3 (Qargs_out_of_range, a1, a2, a3);
 }
 
 /* On some machines, XINT needs a temporary location.
@@ -617,8 +606,8 @@ Return SYMBOL.  */)
      register Lisp_Object symbol;
 {
   CHECK_SYMBOL (symbol);
-  if (XSYMBOL (symbol)->constant)
-    return Fsignal (Qsetting_constant, Fcons (symbol, Qnil));
+  if (SYMBOL_CONSTANT_P (symbol))
+    xsignal1 (Qsetting_constant, symbol);
   Fset (symbol, Qunbound);
   return symbol;
 }
@@ -631,7 +620,7 @@ Return SYMBOL.  */)
 {
   CHECK_SYMBOL (symbol);
   if (NILP (symbol) || EQ (symbol, Qt))
-    return Fsignal (Qsetting_constant, Fcons (symbol, Qnil));
+    xsignal1 (Qsetting_constant, symbol);
   XSYMBOL (symbol)->function = Qunbound;
   return symbol;
 }
@@ -642,9 +631,9 @@ DEFUN ("symbol-function", Fsymbol_function, Ssymbol_function, 1, 1, 0,
      register Lisp_Object symbol;
 {
   CHECK_SYMBOL (symbol);
-  if (EQ (XSYMBOL (symbol)->function, Qunbound))
-    return Fsignal (Qvoid_function, Fcons (symbol, Qnil));
-  return XSYMBOL (symbol)->function;
+  if (!EQ (XSYMBOL (symbol)->function, Qunbound))
+    return XSYMBOL (symbol)->function;
+  xsignal1 (Qvoid_function, symbol);
 }
 
 DEFUN ("symbol-plist", Fsymbol_plist, Ssymbol_plist, 1, 1, 0,
@@ -675,7 +664,7 @@ DEFUN ("fset", Ffset, Sfset, 2, 2, 0,
 {
   CHECK_SYMBOL (symbol);
   if (NILP (symbol) || EQ (symbol, Qt))
-    return Fsignal (Qsetting_constant, Fcons (symbol, Qnil));
+    xsignal1 (Qsetting_constant, symbol);
   if (!NILP (Vautoload_queue) && !EQ (XSYMBOL (symbol)->function, Qunbound))
     Vautoload_queue = Fcons (Fcons (symbol, XSYMBOL (symbol)->function),
                             Vautoload_queue);
@@ -817,7 +806,7 @@ indirect_variable (symbol)
       tortoise = XSYMBOL (tortoise)->value;
 
       if (EQ (hare, tortoise))
-       Fsignal (Qcyclic_variable_indirection, Fcons (symbol, Qnil));
+       xsignal1 (Qcyclic_variable_indirection, symbol);
     }
 
   return hare;
@@ -1118,10 +1107,10 @@ DEFUN ("symbol-value", Fsymbol_value, Ssymbol_value, 1, 1, 0,
   Lisp_Object val;
 
   val = find_symbol_value (symbol);
-  if (EQ (val, Qunbound))
-    return Fsignal (Qvoid_variable, Fcons (symbol, Qnil));
-  else
+  if (!EQ (val, Qunbound))
     return val;
+
+  xsignal1 (Qvoid_variable, symbol);
 }
 
 DEFUN ("set", Fset, Sset, 2, 2, 0,
@@ -1185,7 +1174,7 @@ set_internal (symbol, newval, buf, bindflag)
   if (SYMBOL_CONSTANT_P (symbol)
       && (NILP (Fkeywordp (symbol))
          || !EQ (newval, SYMBOL_VALUE (symbol))))
-    return Fsignal (Qsetting_constant, Fcons (symbol, Qnil));
+    xsignal1 (Qsetting_constant, symbol);
 
   innercontents = valcontents = SYMBOL_VALUE (symbol);
 
@@ -1379,9 +1368,10 @@ local bindings in certain buffers.  */)
   register Lisp_Object value;
 
   value = default_value (symbol);
-  if (EQ (value, Qunbound))
-    return Fsignal (Qvoid_variable, Fcons (symbol, Qnil));
-  return value;
+  if (!EQ (value, Qunbound))
+    return value;
+
+  xsignal1 (Qvoid_variable, symbol);
 }
 
 DEFUN ("set-default", Fset_default, Sset_default, 2, 2, 0,
@@ -1893,7 +1883,7 @@ indirect_function (object)
       tortoise = XSYMBOL (tortoise)->function;
 
       if (EQ (hare, tortoise))
-       Fsignal (Qcyclic_function_indirection, Fcons (object, Qnil));
+       xsignal1 (Qcyclic_function_indirection, object);
     }
 
   return hare;
@@ -1913,13 +1903,18 @@ function chain of symbols.  */)
 {
   Lisp_Object result;
 
-  result = indirect_function (object);
+  /* Optimize for no indirection.  */
+  result = object;
+  if (SYMBOLP (result) && !EQ (result, Qunbound)
+      && (result = XSYMBOL (result)->function, SYMBOLP (result)))
+    result = indirect_function (result);
+  if (!EQ (result, Qunbound))
+    return result;
 
-  if (EQ (result, Qunbound))
-    return (NILP (noerror)
-           ? Fsignal (Qvoid_function, Fcons (object, Qnil))
-           : Qnil);
-  return result;
+  if (NILP (noerror))
+    xsignal1 (Qvoid_function, object);
+
+  return Qnil;
 }
 \f
 /* Extract and set vector and string elements */
@@ -2457,7 +2452,7 @@ If the base used is not 10, floating point is not recognized.  */)
       CHECK_NUMBER (base);
       b = XINT (base);
       if (b < 2 || b > 16)
-       Fsignal (Qargs_out_of_range, Fcons (base, Qnil));
+       xsignal1 (Qargs_out_of_range, base);
     }
 
   /* Skip any whitespace at the front of the number.  Some versions of
@@ -2569,7 +2564,7 @@ arith_driver (code, nargs, args)
          else
            {
              if (next == 0)
-               Fsignal (Qarith_error, Qnil);
+               xsignal0 (Qarith_error);
              accum /= next;
            }
          break;
@@ -2642,7 +2637,7 @@ float_arith_driver (accum, argnum, code, nargs, args)
          else
            {
              if (! IEEE_FLOATING_POINT && next == 0)
-               Fsignal (Qarith_error, Qnil);
+               xsignal0 (Qarith_error);
              accum /= next;
            }
          break;
@@ -2724,7 +2719,7 @@ Both must be integers or markers.  */)
   CHECK_NUMBER_COERCE_MARKER (y);
 
   if (XFASTINT (y) == 0)
-    Fsignal (Qarith_error, Qnil);
+    xsignal0 (Qarith_error);
 
   XSETINT (val, XINT (x) % XINT (y));
   return val;
@@ -2773,7 +2768,7 @@ Both X and Y must be numbers or markers.  */)
   i2 = XINT (y);
 
   if (i2 == 0)
-    Fsignal (Qarith_error, Qnil);
+    xsignal0 (Qarith_error);
 
   i1 %= i2;
 
@@ -2832,7 +2827,7 @@ usage: (logior &rest INTS-OR-MARKERS)  */)
 DEFUN ("logxor", Flogxor, Slogxor, 0, MANY, 0,
        doc: /* Return bitwise-exclusive-or of all the arguments.
 Arguments may be integers, or markers converted to integers.
-usage: (logxor &rest INTS-OR-MARKERS) */)
+usage: (logxor &rest INTS-OR-MARKERS)  */)
      (nargs, args)
      int nargs;
      Lisp_Object *args;
@@ -3377,7 +3372,7 @@ arith_error (signo)
 #endif /* not BSD4_1 */
 
   SIGNAL_THREAD_CHECK (signo);
-  Fsignal (Qarith_error, Qnil);
+  xsignal0 (Qarith_error);
 }
 
 void