diff options
Diffstat (limited to 'src/eval.c')
| -rw-r--r-- | src/eval.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/src/eval.c b/src/eval.c index 0326a828a81..096755f9c77 100644 --- a/src/eval.c +++ b/src/eval.c @@ -617,6 +617,7 @@ usage: (defun NAME ARGLIST [DOCSTRING] BODY...) */) register Lisp_Object defn; fn_name = Fcar (args); + CHECK_SYMBOL (fn_name); defn = Fcons (Qlambda, Fcdr (args)); if (!NILP (Vpurify_flag)) defn = Fpurecopy (defn); @@ -1220,7 +1221,7 @@ VAR may be nil; then you do not get access to the signal information. The value of the last BODY form is returned from the condition-case. See also the function `signal' for more info. -usage: (condition-case VAR BODYFORM HANDLERS...) */) +usage: (condition-case VAR BODYFORM &rest HANDLERS) */) (args) Lisp_Object args; { @@ -1235,10 +1236,10 @@ usage: (condition-case VAR BODYFORM HANDLERS...) */) handlers = Fcdr (Fcdr (args)); CHECK_SYMBOL (var); - for (val = handlers; ! NILP (val); val = Fcdr (val)) + for (val = handlers; CONSP (val); val = XCDR (val)) { Lisp_Object tem; - tem = Fcar (val); + tem = XCAR (val); if (! (NILP (tem) || (CONSP (tem) && (SYMBOLP (XCAR (tem)) @@ -3243,6 +3244,25 @@ If NFRAMES is more than the number of frames, the value is nil. */) void +mark_backtrace () +{ + register struct backtrace *backlist; + register int i; + + for (backlist = backtrace_list; backlist; backlist = backlist->next) + { + mark_object (*backlist->function); + + if (backlist->nargs == UNEVALLED || backlist->nargs == MANY) + i = 0; + else + i = backlist->nargs - 1; + for (; i >= 0; i--) + mark_object (backlist->args[i]); + } +} + +void syms_of_eval () { DEFVAR_INT ("max-specpdl-size", &max_specpdl_size, |