/* _unix_dir_ankh_file(): process a file for ankh.
*/
static u2_noun
_unix_dir_ankh_file(u2_noun pam, u2_noun wib, u2_noun baw, u2_noun woz)
{
u2_weak ole;
if ( u2_no == u2du(wib) ) {
ole = u2_ckd_by_get(u2k(pam), u2k(wib));
if ( u2_none == ole ) {
ole = u2_do("cosh", u2nt(0, woz, u2_nul));
} else {
u2_noun elo;
elo = u2_do("cosh", u2nt(0, woz, u2k(u2t(u2t(ole)))));
u2z(ole);
ole = elo;
}
pam = u2_ckd_by_put(pam, wib, ole);
}
else {
u2_noun fid = u2h(wib);
u2_noun har = u2t(wib);
ole = u2_ckd_by_get(u2k(pam), u2k(fid));
if ( u2_none == ole ) {
ole = u2nt
(0, u2_nul, u2_ckd_by_put(u2_nul,
u2k(har),
u2_do("cosh", u2nt(0, woz, u2_nul))));
ole = u2_do("cosh", ole);
}
else {
u2_noun roo = u2t(u2t(ole));
u2_weak tup = u2_ckd_by_get(u2k(roo), u2k(har));
u2_noun oor, elo;
if ( u2_none == tup ) {
tup = u2_do("cosh", u2nt(0, woz, u2_nul));
} else {
u2_noun upt;
upt = u2_do("cosh", u2nt(0, woz, u2k(u2t(u2t(tup)))));
u2z(tup);
tup = upt;
}
oor = u2_ckd_by_put(u2k(roo), u2k(har), tup);
elo = u2_do("cosh", u2nt(0, u2k(u2h(u2t(ole))), oor));
u2z(ole); ole = elo;
}
pam = u2_ckd_by_put(pam, u2k(fid), ole);
u2z(wib);
}
return pam;
}
/* u2_ckd_by_got(): map get for key `b` in map `a` with fail.
*/
u2_noun
u2_ckd_by_got(u2_noun a, u2_noun b)
{
u2_weak c = u2_ckd_by_get(a, b);
if ( u2_none == c ) {
return u2_cm_bail(c3__exit);
}
else return c;
}
/* _unix_dir_arch(): resolve directory to old style arch.
*/
static u2_noun
_unix_dir_arch(u2_udir* dir_u)
{
u2_udir* dis_u;
u2_ufil* fil_u;
u2_noun pam = u2_nul;
for ( dis_u = dir_u->dis_u; dis_u; dis_u = dis_u->nex_u ) {
u2_noun pre = _unix_dir_name(dis_u);
u2_noun arc = _unix_dir_arch(dis_u);
// uL(fprintf(uH, "dir %s\n", u2_cr_string(pre)));
pam = u2_ckd_by_put(pam, pre, arc);
}
for ( fil_u = dir_u->fil_u; fil_u; fil_u = fil_u->nex_u ) {
u2_noun wib = _unix_file_name(fil_u);
u2_noun baw = _unix_file_load(fil_u);
u2_noun has = u2_do("sham", u2k(baw));
u2_noun fil = u2nt(u2_yes, has, baw);
if ( u2_no == u2du(wib) ) {
// uL(fprintf(uH, "file %s\n", u2_cr_string(wib)));
pam = u2_ckd_by_put(pam, wib, fil);
}
else {
u2_weak ole = u2_ckd_by_get(u2k(pam), u2k(u2h(wib)));
u2_noun arc, rac;
// uL(fprintf(uH, "file %s.%s\n", u2_cr_string(u2h(wib)),
// u2_cr_string(u2t(wib))));
if ( u2_none == ole ) {
arc = u2nc(u2_no, u2_nul);
}
else if ( u2_yes == u2h(ole) ) {
u2z(ole);
arc = u2nc(u2_no, u2_nul);
}
else arc = ole;
rac = u2nc(u2_no, u2_ckd_by_put(u2k(u2t(arc)), u2k(u2t(wib)), fil));
pam = u2_ckd_by_put(pam, u2k(u2h(wib)), rac);
u2z(wib); u2z(arc);
}
}
return u2nc(u2_no, pam);
}
/* _walk_in(): inner loop of _walk(), producing map.
*/
static u2_noun
_walk_in(u2_reck* rec_u, const c3_c* dir_c, c3_w len_w)
{
DIR* dir_d = opendir(dir_c);
u2_noun map = u2_nul;
if ( !dir_d ) {
return u2_nul;
}
else while ( 1 ) {
struct dirent ent_n;
struct dirent* out_n;
if ( readdir_r(dir_d, &ent_n, &out_n) != 0 ) {
uL(fprintf(uH, "%s: %s\n", dir_c, strerror(errno)));
break;
}
else if ( !out_n ) {
break;
}
else if ( !strcmp(out_n->d_name, ".") ||
!strcmp(out_n->d_name, "..") ||
('~' == out_n->d_name[0]) ||
('.' == out_n->d_name[0]) ) // XX restricts some spans
{
continue;
}
else {
c3_c* fil_c = out_n->d_name;
c3_w lef_w = len_w + 1 + strlen(fil_c);
c3_c* pat_c = malloc(lef_w + 1);
struct stat buf_b;
strcpy(pat_c, dir_c);
pat_c[len_w] = '/';
strcpy(pat_c + len_w + 1, fil_c);
if ( 0 != stat(pat_c, &buf_b) ) {
free(pat_c);
} else {
u2_noun tim = c3_stat_mtime(&buf_b);
if ( !S_ISDIR(buf_b.st_mode) ) {
c3_c* dot_c = strrchr(fil_c, '.');
c3_c* nam_c = strdup(fil_c);
c3_c* ext_c = strdup(dot_c + 1);
nam_c[dot_c - fil_c] = 0;
{
u2_noun nam = u2_ci_string(nam_c);
u2_noun ext = u2_ci_string(ext_c);
u2_noun get = u2_ckd_by_get(u2k(map), u2k(nam));
u2_noun dat = u2_walk_load(pat_c);
u2_noun hax;
if ( !strcmp("noun", ext_c) ) {
dat = u2_cke_cue(dat);
}
hax = u2_do("sham", u2k(dat));
if ( u2_none == get ) { get = u2_nul; }
get = u2_ckd_by_put(get, ext, u2nt(u2_yes, hax, dat));
map = u2_ckd_by_put(map, nam, u2nc(u2_no, get));
}
free(nam_c);
free(ext_c);
}
else {
u2_noun dir = _walk_in(rec_u, pat_c, lef_w);
if ( u2_nul != dir ) {
map = u2_ckd_by_put
(map, u2_ci_string(fil_c), u2nc(u2_no, dir));
}
else u2z(tim);
}
free(pat_c);
}
}
}
closedir(dir_d);
return map;
}
/* _unix_dir_ankh(): resolve directory to new style ankh.
*/
static u2_noun
_unix_dir_ankh(u2_udir* dir_u)
{
u2_udir* dis_u;
u2_ufil* fil_u;
u2_noun pam = u2_nul;
for ( dis_u = dir_u->dis_u; dis_u; dis_u = dis_u->nex_u ) {
u2_noun pre = _unix_dir_name(dis_u);
u2_noun ank = _unix_dir_ankh(dis_u);
// uL(fprintf(uH, "dir %s\n", u2_cr_string(pre)));
if ( 0 != u2h(ank) ) {
pam = u2_ckd_by_put(pam, pre, ank);
}
}
for ( fil_u = dir_u->fil_u; fil_u; fil_u = fil_u->nex_u ) {
u2_noun wib = _unix_file_name(fil_u);
u2_noun baw = _unix_file_load(fil_u);
u2_noun woz = u2nt(u2_nul, u2_do("sham", u2k(baw)), baw);
u2_weak ole;
if ( u2_no == u2du(wib) ) {
ole = u2_ckd_by_get(u2k(pam), u2k(wib));
if ( u2_none == ole ) {
ole = u2_do("cosh", u2nt(0, woz, u2_nul));
} else {
u2_noun elo;
elo = u2_do("cosh", u2nt(0, woz, u2k(u2t(u2t(ole)))));
u2z(ole);
ole = elo;
}
pam = u2_ckd_by_put(pam, wib, ole);
}
else {
u2_noun fid = u2h(wib);
u2_noun har = u2t(wib);
ole = u2_ckd_by_get(u2k(pam), u2k(fid));
if ( u2_none == ole ) {
ole = u2nt
(0, u2_nul, u2_ckd_by_put(u2_nul,
u2k(har),
u2_do("cosh", u2nt(0, woz, u2_nul))));
ole = u2_do("cosh", ole);
}
else {
u2_noun roo = u2t(u2t(ole));
u2_weak tup = u2_ckd_by_get(u2k(roo), u2k(har));
u2_noun oor, elo;
if ( u2_none == tup ) {
tup = u2_do("cosh", u2nt(0, woz, u2_nul));
} else {
u2_noun upt;
upt = u2_do("cosh", u2nt(0, woz, u2k(u2t(u2t(tup)))));
u2z(tup);
tup = upt;
}
oor = u2_ckd_by_put(u2k(roo), u2k(har), tup);
elo = u2_do("cosh", u2nt(0, u2k(u2h(u2t(ole))), oor));
u2z(ole); ole = elo;
}
pam = u2_ckd_by_put(pam, u2k(fid), ole);
u2z(wib);
}
}
return u2_do("cosh", u2nt(0, u2_nul, pam));
}
