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-rw-r--r--lib.c231
1 files changed, 161 insertions, 70 deletions
diff --git a/lib.c b/lib.c
index be9e030b..7da379b6 100644
--- a/lib.c
+++ b/lib.c
@@ -389,17 +389,16 @@ val push(val value, val *plist)
/* Unsafe for mutating object fields: use mpush macro. */
return *plist = cons(value, *plist);
}
-
val copy_list(val list)
{
list_collect_decl (out, ptail);
while (consp(list)) {
- list_collect(ptail, car(list));
+ ptail = list_collect(ptail, car(list));
list = cdr(list);
}
- list_collect_append(ptail, list);
+ ptail = list_collect_nconc(ptail, list);
return out;
}
@@ -409,7 +408,7 @@ val make_like(val list, val thatobj)
if (list != thatobj) {
switch (type(thatobj)) {
case VEC:
- return list_vector(list);
+ return vector_list(list);
case STR:
case LIT:
case LSTR:
@@ -425,6 +424,97 @@ val make_like(val list, val thatobj)
return list;
}
+val to_seq(val seq)
+{
+ switch (type(seq)) {
+ case VEC:
+ case STR:
+ case LIT:
+ case LSTR:
+ case NIL:
+ case CONS:
+ case LCONS:
+ return seq;
+ default:
+ return cons(seq, nil);
+ }
+}
+
+val *list_collect(val *ptail, val obj)
+{
+ switch (type(*ptail)) {
+ case NIL:
+ set(*ptail, cons(obj, nil));
+ return ptail;
+ case CONS:
+ case LCONS:
+ ptail = tail(*ptail);
+ set(*ptail, cons(obj, nil));
+ return ptail;
+ case VEC:
+ replace_vec(*ptail, cons(obj, nil), t, t);
+ return ptail;
+ case STR:
+ case LIT:
+ case LSTR:
+ replace_str(*ptail, cons(obj, nil), t, t);
+ return ptail;
+ default:
+ uw_throwf(error_s, lit("cannot append ~s to ~s"), obj, *ptail, nao);
+ }
+}
+
+val *list_collect_nconc(val *ptail, val obj)
+{
+ switch (type(*ptail)) {
+ case NIL:
+ set(*ptail, obj);
+ return ptail;
+ case CONS:
+ case LCONS:
+ ptail = tail(*ptail);
+ set(*ptail, obj);
+ return ptail;
+ case VEC:
+ replace_vec(*ptail, obj, t, t);
+ return ptail;
+ case STR:
+ case LIT:
+ case LSTR:
+ replace_str(*ptail, obj, t, t);
+ return ptail;
+ default:
+ uw_throwf(error_s, lit("cannot nconc ~s to ~s"), obj, *ptail, nao);
+ }
+}
+
+val *list_collect_append(val *ptail, val obj)
+{
+ switch (type(*ptail)) {
+ case NIL:
+ set(*ptail, obj);
+ return ptail;
+ case CONS:
+ case LCONS:
+ set(*ptail, copy_list(*ptail));
+ ptail = tail(*ptail);
+ set(*ptail, obj);
+ return ptail;
+ case VEC:
+ set(*ptail, copy_vec(*ptail));
+ replace_vec(*ptail, obj, t, t);
+ return ptail;
+ case STR:
+ case LIT:
+ case LSTR:
+ set(*ptail, copy_str(*ptail));
+ replace_str(*ptail, obj, t, t);
+ return ptail;
+ default:
+ uw_throwf(error_s, lit("cannot append ~s to ~s"), obj, *ptail, nao);
+ }
+}
+
val nreverse(val in)
{
val rev = nil;
@@ -456,8 +546,8 @@ val append2(val list1, val list2)
{
list_collect_decl (out, ptail);
- list_collect_append (ptail, list1);
- list_collect_append (ptail, list2);
+ ptail = list_collect_append (ptail, list1);
+ ptail = list_collect_append (ptail, list2);
return out;
}
@@ -468,9 +558,7 @@ val appendv(val lists)
for (; lists; lists = cdr(lists)) {
val item = car(lists);
- if (!listp(*ptail))
- uw_throwf(error_s, lit("append: ~s is not a list"), *ptail, nao);
- list_collect_append(ptail, item);
+ ptail = list_collect_append(ptail, item);
}
return out;
@@ -480,8 +568,8 @@ val nappend2(val list1, val list2)
{
list_collect_decl (out, ptail);
- list_collect_nconc (ptail, list1);
- list_collect_nconc (ptail, list2);
+ ptail = list_collect_nconc (ptail, list1);
+ ptail = list_collect_nconc (ptail, list2);
return out;
}
@@ -526,7 +614,7 @@ val sub_list(val list, val from, val to)
if (ge(i, to))
break;
if (from && ge(i, from))
- list_collect(ptail, car(iter));
+ ptail = list_collect(ptail, car(iter));
}
return out;
@@ -572,10 +660,11 @@ val replace_list(val list, val items, val from, val to)
for (i = zero, iter = list; iter; iter = cdr(iter), i = plus(i, one)) {
if (from && ge(i, from))
break;
- list_collect (ptail, car(iter));
+ ptail = list_collect(ptail, car(iter));
}
- list_collect_nconc(ptail, listp(items) ? items : list_vector(items));
+ ptail = list_collect_nconc(ptail, if3(listp(items),
+ items, list_vector(items)));
return out;
}
} else {
@@ -586,11 +675,11 @@ val replace_list(val list, val items, val from, val to)
if (ge(i, to))
break;
if (from && lt(i, from))
- list_collect(ptail, car(iter));
+ ptail = list_collect(ptail, car(iter));
}
- list_collect_nconc(ptail, append2(listp(items) ? items
- : list_vector(items),
+ ptail = list_collect_nconc(ptail, append2(if3(listp(items), items,
+ list_vector(items)),
iter));
return out;
}
@@ -656,13 +745,13 @@ val ldiff(val list1, val list2)
case LSTR:
case VEC:
while (list1 && !equal(list1, list2)) {
- list_collect (ptail, car(list1));
+ ptail = list_collect(ptail, car(list1));
list1 = cdr(list1);
}
break;
default:
while (list1 && list1 != list2) {
- list_collect (ptail, car(list1));
+ ptail = list_collect(ptail, car(list1));
list1 = cdr(list1);
}
break;
@@ -700,11 +789,11 @@ val remq(val obj, val list)
for (; list; list = cdr(list)) {
if (car(list) == obj) {
- list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
+ ptail = list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
lastmatch = list;
}
}
- list_collect_nconc(ptail, cdr(lastmatch));
+ ptail = list_collect_nconc(ptail, cdr(lastmatch));
return make_like(out, list_orig);
}
@@ -716,11 +805,11 @@ val remql(val obj, val list)
for (; list; list = cdr(list)) {
if (eql(car(list), obj)) {
- list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
+ ptail = list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
lastmatch = list;
}
}
- list_collect_nconc(ptail, cdr(lastmatch));
+ ptail = list_collect_nconc(ptail, cdr(lastmatch));
return make_like(out, list_orig);
}
@@ -732,11 +821,11 @@ val remqual(val obj, val list)
for (; list; list = cdr(list)) {
if (equal(car(list), obj)) {
- list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
+ ptail = list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
lastmatch = list;
}
}
- list_collect_nconc(ptail, cdr(lastmatch));
+ ptail = list_collect_nconc(ptail, cdr(lastmatch));
return make_like(out, list_orig);
}
@@ -754,11 +843,11 @@ val remove_if(val pred, val list, val key)
val satisfies = funcall1(pred, subj);
if (satisfies) {
- list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
+ ptail = list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
lastmatch = list;
}
}
- list_collect_nconc(ptail, cdr(lastmatch));
+ ptail = list_collect_nconc(ptail, cdr(lastmatch));
return make_like(out, list_orig);
}
@@ -776,11 +865,11 @@ val keep_if(val pred, val list, val key)
val satisfies = funcall1(pred, subj);
if (!satisfies) {
- list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
+ ptail = list_collect_nconc(ptail, ldiff(cdr(lastmatch), list));
lastmatch = list;
}
}
- list_collect_nconc(ptail, cdr(lastmatch));
+ ptail = list_collect_nconc(ptail, cdr(lastmatch));
return make_like(out, list_orig);
}
@@ -1337,7 +1426,7 @@ val proper_plist_to_alist(val list)
for (; list; list = cdr(cdr(list))) {
val ind = first(list);
val prop = second(list);
- list_collect (ptail, cons(ind, prop));
+ ptail = list_collect(ptail, cons(ind, prop));
}
return out;
@@ -1351,10 +1440,10 @@ val improper_plist_to_alist(val list, val boolean_keys)
val ind = first(list);
if (memqual(ind, boolean_keys)) {
- list_collect (ptail, cons(ind, t));
+ ptail = list_collect(ptail, cons(ind, t));
} else {
val prop = second(list);
- list_collect (ptail, cons(ind, prop));
+ ptail = list_collect(ptail, cons(ind, prop));
list = cdr(list);
}
}
@@ -1995,8 +2084,9 @@ val sub_str(val str_in, val from, val to)
val replace_str(val str_in, val items, val from, val to)
{
+ val itseq = to_seq(items);
val len = length_str(str_in);
- val len_it = length(items);
+ val len_it = length(itseq);
val len_rep;
if (type(str_in) != STR)
@@ -2045,23 +2135,23 @@ val replace_str(val str_in, val items, val from, val to)
if (zerop(len_it))
return str_in;
- if (stringp(items)) {
- wmemcpy(str_in->st.str + c_num(from), c_str(items), c_num(len_it));
+ if (stringp(itseq)) {
+ wmemcpy(str_in->st.str + c_num(from), c_str(itseq), c_num(len_it));
} else {
val iter;
cnum f = c_num(from);
cnum t = c_num(to);
cnum s;
- if (listp(items)) {
- for (iter = items; iter && f != t; iter = cdr(iter), f++)
+ if (listp(itseq)) {
+ for (iter = itseq; iter && f != t; iter = cdr(iter), f++)
str_in->st.str[f] = c_chr(car(iter));
- } else if (vectorp(items)) {
+ } else if (vectorp(itseq)) {
for (s = 0; f != t; f++, s++)
- str_in->st.str[f] = c_chr(vecref(items, num(s)));
+ str_in->st.str[f] = c_chr(vecref(itseq, num(s)));
} else {
uw_throwf(error_s, lit("replace-str: source object ~s not supported"),
- items, nao);
+ itseq, nao);
}
}
return str_in;
@@ -2132,7 +2222,7 @@ val split_str(val str, val sep)
if (eql(pos, new_pos) && len == zero)
new_pos = plus(new_pos, one);
- list_collect(iter, sub_str(str, pos, new_pos));
+ iter = list_collect(iter, sub_str(str, pos, new_pos));
pos = new_pos;
if (len) {
@@ -2162,7 +2252,7 @@ val split_str(val str, val sep)
size_t span = (psep != 0) ? psep - cstr : wcslen(cstr);
val piece = mkustring(num(span));
init_str(piece, cstr);
- list_collect(iter, piece);
+ iter = list_collect(iter, piece);
cstr += span;
if (psep != 0) {
cstr += len_sep;
@@ -2192,7 +2282,7 @@ val split_str_set(val str, val set)
size_t span = wcscspn(cstr, cset);
val piece = mkustring(num(span));
init_str(piece, cstr);
- list_collect (iter, piece);
+ iter = list_collect(iter, piece);
cstr += span;
if (*cstr) {
cstr++;
@@ -2218,16 +2308,16 @@ val tok_str(val str, val tok_regex, val keep_sep)
if (!len) {
if (keep_sep)
- list_collect(iter, sub_str(str, pos, t));
+ iter = list_collect(iter, sub_str(str, pos, t));
break;
}
end = plus(new_pos, len);
if (keep_sep)
- list_collect(iter, sub_str(str, pos, new_pos));
+ iter = list_collect(iter, sub_str(str, pos, new_pos));
- list_collect(iter, sub_str(str, new_pos, end));
+ iter = list_collect(iter, sub_str(str, new_pos, end));
pos = end;
@@ -2243,7 +2333,7 @@ val list_str(val str)
const wchar_t *cstr = c_str(str);
list_collect_decl (out, iter);
while (*cstr)
- list_collect(iter, chr(*cstr++));
+ iter = list_collect(iter, chr(*cstr++));
return out;
}
@@ -3526,10 +3616,10 @@ val chain(val first_fun, ...)
if (first_fun != nao) {
val next_fun;
va_start (vl, first_fun);
- list_collect (iter, first_fun);
+ iter = list_collect(iter, first_fun);
while ((next_fun = va_arg(vl, val)) != nao)
- list_collect (iter, next_fun);
+ iter = list_collect(iter, next_fun);
va_end (vl);
}
@@ -3559,10 +3649,10 @@ val andf(val first_fun, ...)
if (first_fun != nao) {
val next_fun;
va_start (vl, first_fun);
- list_collect (iter, first_fun);
+ iter = list_collect(iter, first_fun);
while ((next_fun = va_arg(vl, val)) != nao)
- list_collect (iter, next_fun);
+ iter = list_collect(iter, next_fun);
va_end (vl);
}
@@ -3602,10 +3692,10 @@ val orf(val first_fun, ...)
if (first_fun != nao) {
val next_fun;
va_start (vl, first_fun);
- list_collect (iter, first_fun);
+ iter = list_collect(iter, first_fun);
while ((next_fun = va_arg(vl, val)) != nao)
- list_collect (iter, next_fun);
+ iter = list_collect(iter, next_fun);
va_end (vl);
}
@@ -3759,7 +3849,7 @@ val list_vector(val vec)
len = c_num(vec->v.vec[vec_length]);
for (i = 0; i < len; i++)
- list_collect(ptail, vec->v.vec[i]);
+ ptail = list_collect(ptail, vec->v.vec[i]);
return list;
}
@@ -3825,8 +3915,9 @@ val sub_vec(val vec_in, val from, val to)
val replace_vec(val vec_in, val items, val from, val to)
{
+ val it_seq = to_seq(items);
val len = length_vec(vec_in);
- val len_it = length(items);
+ val len_it = length(it_seq);
val len_rep;
if (from == nil)
@@ -3875,15 +3966,15 @@ val replace_vec(val vec_in, val items, val from, val to)
if (zerop(len_it))
return vec_in;
- if (vectorp(items)) {
- memcpy(vec_in->v.vec + c_num(from), items->v.vec,
+ if (vectorp(it_seq)) {
+ memcpy(vec_in->v.vec + c_num(from), it_seq->v.vec,
sizeof *vec_in->v.vec * c_num(len_it));
mut(vec_in);
- } else if (stringp(items)) {
+ } else if (stringp(it_seq)) {
cnum f = c_num(from);
cnum t = c_num(to);
cnum s;
- const wchar_t *str = c_str(items);
+ const wchar_t *str = c_str(it_seq);
for (s = 0; f != t; f++, s++)
vec_in->v.vec[f] = chr(str[s]);
@@ -3892,7 +3983,7 @@ val replace_vec(val vec_in, val items, val from, val to)
cnum f = c_num(from);
cnum t = c_num(to);
- for (iter = items; iter && f != t; iter = cdr(iter), f++)
+ for (iter = it_seq; iter && f != t; iter = cdr(iter), f++)
vec_in->v.vec[f] = car(iter);
mut(vec_in);
}
@@ -4350,7 +4441,7 @@ val mapcar(val fun, val list)
val list_orig = list;
for (; list; list = cdr(list))
- list_collect (iter, funcall1(fun, car(list)));
+ iter = list_collect(iter, funcall1(fun, car(list)));
return make_like(out, list_orig);
}
@@ -4361,7 +4452,7 @@ val mapcon(val fun, val list)
val list_orig = list;
for (; list; list = cdr(list))
- list_collect_nconc (iter, funcall1(fun, list));
+ iter = list_collect_nconc(iter, funcall1(fun, list));
return make_like(out, list_orig);
}
@@ -4372,7 +4463,7 @@ val mappend(val fun, val list)
val list_orig = list;
for (; list; list = cdr(list))
- list_collect_append (iter, funcall1(fun, car(list)));
+ iter = list_collect_append(iter, funcall1(fun, car(list)));
return make_like(out, list_orig);
}
@@ -4388,20 +4479,20 @@ val merge(val list1, val list2, val lessfun, val keyfun)
if (funcall2(lessfun, el1, el2)) {
val next = cdr(list1);
*cdr_l(list1) = nil;
- list_collect_nconc(ptail, list1);
+ ptail = list_collect_nconc(ptail, list1);
list1 = next;
} else {
val next = cdr(list2);
*cdr_l(list2) = nil;
- list_collect_nconc(ptail, list2);
+ ptail = list_collect_nconc(ptail, list2);
list2 = next;
}
}
if (list1)
- list_collect_nconc(ptail, list1);
+ ptail = list_collect_nconc(ptail, list1);
else
- list_collect_nconc(ptail, list2);
+ ptail = list_collect_nconc(ptail, list2);
return out;
}
@@ -4595,7 +4686,7 @@ val set_diff(val list1, val list2, val testfun, val keyfun)
val list1_key = funcall1(keyfun, item);
if (!find(list1_key, list2, testfun, keyfun))
- list_collect (ptail, item);
+ ptail = list_collect(ptail, item);
}
}
@@ -4702,7 +4793,7 @@ val env(void)
char **iter = environ;
for (; *iter != 0; iter++)
- list_collect (ptail, string_utf8(*iter));
+ ptail = list_collect(ptail, string_utf8(*iter));
return env_list = out;
#elif HAVE_GETENVIRONMENTSTRINGS
@@ -4713,7 +4804,7 @@ val env(void)
uw_throwf(error_s, lit("out of memory"), nao);
for (; *iter; iter += wcslen(iter) + 1)
- list_collect (ptail, string(iter));
+ ptail = list_collect(ptail, string(iter));
FreeEnvironmentStringsW(env);
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-17 17:06:25 +0000