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compare: p:638d570cbd4379058260294b758459bccd4816e7
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2 changed files with 16 additions and 35 deletions
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LICENSE
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@ -1,4 +1,4 @@
Copyright (c) 2017 - 2018, Přemysl Janouch <p@janouch.name> Copyright (c) 2017, Přemysl Janouch <p@janouch.name>
Permission to use, copy, modify, and/or distribute this software for any Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted. purpose with or without fee is hereby granted.

49
sdn.cpp
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@ -1,7 +1,7 @@
// //
// sdn: simple directory navigator // sdn: simple directory navigator
// //
// Copyright (c) 2017 - 2018, Přemysl Janouch <p@janouch.name> // Copyright (c) 2017, Přemysl Janouch <p@janouch.name>
// //
// Permission to use, copy, modify, and/or distribute this software for any // Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted. // purpose with or without fee is hereby granted.
@ -319,12 +319,6 @@ static struct {
map<int, chtype> ls_colors; ///< LS_COLORS decoded map<int, chtype> ls_colors; ///< LS_COLORS decoded
map<string, chtype> ls_exts; ///< LS_COLORS file extensions map<string, chtype> ls_exts; ///< LS_COLORS file extensions
// Refreshed by reload():
map<uid_t, string> unames; ///< User names by UID
map<gid_t, string> gnames; ///< Group names by GID
struct tm now; ///< Current local time for display
} g; } g;
fun ls_format (const string &filename, const struct stat &info) -> chtype { fun ls_format (const string &filename, const struct stat &info) -> chtype {
@ -390,15 +384,15 @@ fun make_row (const string &filename, const struct stat &info) -> row {
mode += L"+"; mode += L"+";
r.cols[row::MODES] = apply_attrs (mode, 0); r.cols[row::MODES] = apply_attrs (mode, 0);
auto usr = g.unames.find (info.st_uid); auto user = to_wstring (info.st_uid);
r.cols[row::USER] = (usr != g.unames.end ()) if (auto u = getpwuid (info.st_uid))
? apply_attrs (to_wide (usr->second), 0) user = to_wide (u->pw_name);
: apply_attrs (to_wstring (info.st_uid), 0); r.cols[row::USER] = apply_attrs (user, 0);
auto grp = g.gnames.find (info.st_gid); auto group = to_wstring (info.st_gid);
r.cols[row::GROUP] = (grp != g.unames.end ()) if (auto g = getgrgid (info.st_gid))
? apply_attrs (to_wide (grp->second), 0) group = to_wide (g->gr_name);
: apply_attrs (to_wstring (info.st_gid), 0); r.cols[row::GROUP] = apply_attrs (group, 0);
auto size = to_wstring (info.st_size); auto size = to_wstring (info.st_size);
if (info.st_size >> 40) size = to_wstring (info.st_size >> 40) + L"T"; if (info.st_size >> 40) size = to_wstring (info.st_size >> 40) + L"T";
@ -407,10 +401,13 @@ fun make_row (const string &filename, const struct stat &info) -> row {
else if (info.st_size >> 10) size = to_wstring (info.st_size >> 10) + L"K"; else if (info.st_size >> 10) size = to_wstring (info.st_size >> 10) + L"K";
r.cols[row::SIZE] = apply_attrs (size, 0); r.cols[row::SIZE] = apply_attrs (size, 0);
auto now = time (NULL);
auto now_year = localtime (&now)->tm_year;
char buf[32] = ""; char buf[32] = "";
auto tm = localtime (&info.st_mtime); auto tm = localtime (&info.st_mtime);
strftime (buf, sizeof buf, strftime (buf, sizeof buf,
(tm->tm_year == g.now.tm_year) ? "%b %e %H:%M" : "%b %e %Y", tm); (tm->tm_year == now_year) ? "%b %e %H:%M" : "%b %e %Y", tm);
r.cols[row::MTIME] = apply_attrs (to_wide (buf), 0); r.cols[row::MTIME] = apply_attrs (to_wide (buf), 0);
// TODO: show symlink target: check st_mode/DT_*, readlink // TODO: show symlink target: check st_mode/DT_*, readlink
@ -466,15 +463,6 @@ fun update () {
} }
fun reload () { fun reload () {
g.unames.clear();
while (auto *ent = getpwent ()) g.unames.emplace(ent->pw_uid, ent->pw_name);
endpwent();
g.gnames.clear();
while (auto *ent = getgrent ()) g.gnames.emplace(ent->gr_gid, ent->gr_name);
endgrent();
auto now = time (NULL); g.now = *localtime (&now);
char buf[4096]; g.cwd = getcwd (buf, sizeof buf); char buf[4096]; g.cwd = getcwd (buf, sizeof buf);
auto dir = opendir ("."); auto dir = opendir (".");
@ -814,7 +802,8 @@ int main (int argc, char *argv[]) {
} }
locale::global (locale ("")); locale::global (locale (""));
if (!initscr () || cbreak () == ERR || noecho () == ERR || nonl () == ERR) { if (!initscr () || cbreak () == ERR || noecho () == ERR || nonl () == ERR
|| halfdelay (1) == ERR || keypad (stdscr, TRUE) == ERR) {
cerr << "cannot initialize screen" << endl; cerr << "cannot initialize screen" << endl;
return 1; return 1;
} }
@ -824,14 +813,6 @@ int main (int argc, char *argv[]) {
g.start_dir = g.cwd; g.start_dir = g.cwd;
update (); update ();
// Invoking keypad() earlier would make ncurses flush its output buffer,
// which would worsen start-up flickering
if (halfdelay (1) == ERR || keypad (stdscr, TRUE) == ERR) {
endwin ();
cerr << "cannot initialize screen" << endl;
return 1;
}
wint_t c; wint_t c;
while (1) { while (1) {
inotify_check (); inotify_check ();