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Patch from Dirk Hermann:

* list.c: Put some variable initialization code at the point of
declaration; Added a comment for list*; Formatting changes.

* load.c: use SCM_NNULLP to make sure the end of a list is not
reached yet.
This commit is contained in:
Greg J. Badros 2000-01-20 20:59:33 +00:00
parent 14469b7c69
commit 2de14ecd1c
2 changed files with 11 additions and 12 deletions

View file

@ -61,17 +61,14 @@
/* creating lists */
/* SCM_P won't help us deal with varargs here. */
SCM
scm_listify (SCM elt, ...)
{
va_list foo;
SCM answer;
SCM *pos;
SCM answer = SCM_EOL;
SCM *pos = &answer;
var_start (foo, elt);
answer = SCM_EOL;
pos = &answer;
while (elt != SCM_UNDEFINED)
{
*pos = scm_cons (elt, SCM_EOL);
@ -94,7 +91,7 @@ SCM_DEFINE (scm_list, "list", 0, 0, 1,
SCM_DEFINE (scm_list_star, "list*", 1, 0, 1,
(SCM arg, SCM rest),
"")
"Return an improper list of the arguments.")
#define FUNC_NAME s_scm_list_star
{
if (SCM_NNULLP (rest))
@ -124,6 +121,7 @@ SCM_DEFINE (scm_null_p, "null?", 1, 0, 0,
}
#undef FUNC_NAME
SCM_DEFINE (scm_list_p, "list?", 1, 0, 0,
(SCM x),
"")
@ -164,6 +162,7 @@ scm_ilength(SCM sx)
return -1;
}
SCM_DEFINE (scm_length, "length", 1, 0, 0,
(SCM lst),
"")

View file

@ -285,7 +285,7 @@ SCM_DEFINE (scm_search_path, "search-path", 2, 1, 0,
SCM walk;
max_path_len = 0;
for (walk = path; SCM_NIMP (walk); walk = SCM_CDR (walk))
for (walk = path; SCM_NNULLP (walk); walk = SCM_CDR (walk))
{
SCM elt = SCM_CAR (walk);
SCM_ASSERT (SCM_ROSTRINGP (elt), elt,
@ -324,7 +324,7 @@ SCM_DEFINE (scm_search_path, "search-path", 2, 1, 0,
SCM walk;
max_ext_len = 0;
for (walk = extensions; SCM_NIMP (walk); walk = SCM_CDR (walk))
for (walk = extensions; SCM_NNULLP (walk); walk = SCM_CDR (walk))
{
SCM elt = SCM_CAR (walk);
SCM_ASSERT (SCM_ROSTRINGP (elt), elt,
@ -348,7 +348,7 @@ SCM_DEFINE (scm_search_path, "search-path", 2, 1, 0,
/* Try every path element. At this point, we know the path is a
proper list of strings. */
for (; SCM_NIMP (path); path = SCM_CDR (path))
for (; SCM_NNULLP (path); path = SCM_CDR (path))
{
int len;
SCM dir = SCM_CAR (path);
@ -364,7 +364,7 @@ SCM_DEFINE (scm_search_path, "search-path", 2, 1, 0,
/* Try every extension. At this point, we know the extension
list is a proper, nonempty list of strings. */
for (exts = extensions; SCM_NIMP (exts); exts = SCM_CDR (exts))
for (exts = extensions; SCM_NNULLP (exts); exts = SCM_CDR (exts))
{
SCM ext = SCM_CAR (exts);
int ext_len = SCM_ROLENGTH (ext);