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-rw-r--r--toolbox/ls.c285
1 files changed, 0 insertions, 285 deletions
diff --git a/toolbox/ls.c b/toolbox/ls.c
deleted file mode 100644
index f609df2..0000000
--- a/toolbox/ls.c
+++ /dev/null
@@ -1,285 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
-#include <dirent.h>
-#include <errno.h>
-
-#include <sys/stat.h>
-#include <unistd.h>
-#include <time.h>
-
-#include <pwd.h>
-#include <grp.h>
-
-#include <linux/kdev_t.h>
-
-// bits for flags argument
-#define LIST_LONG (1 << 0)
-#define LIST_ALL (1 << 1)
-#define LIST_RECURSIVE (1 << 2)
-
-// fwd
-static int listpath(const char *name, int flags);
-
-static char mode2kind(unsigned mode)
-{
- switch(mode & S_IFMT){
- case S_IFSOCK: return 's';
- case S_IFLNK: return 'l';
- case S_IFREG: return '-';
- case S_IFDIR: return 'd';
- case S_IFBLK: return 'b';
- case S_IFCHR: return 'c';
- case S_IFIFO: return 'p';
- default: return '?';
- }
-}
-
-static void mode2str(unsigned mode, char *out)
-{
- *out++ = mode2kind(mode);
-
- *out++ = (mode & 0400) ? 'r' : '-';
- *out++ = (mode & 0200) ? 'w' : '-';
- if(mode & 04000) {
- *out++ = (mode & 0100) ? 's' : 'S';
- } else {
- *out++ = (mode & 0100) ? 'x' : '-';
- }
- *out++ = (mode & 040) ? 'r' : '-';
- *out++ = (mode & 020) ? 'w' : '-';
- if(mode & 02000) {
- *out++ = (mode & 010) ? 's' : 'S';
- } else {
- *out++ = (mode & 010) ? 'x' : '-';
- }
- *out++ = (mode & 04) ? 'r' : '-';
- *out++ = (mode & 02) ? 'w' : '-';
- if(mode & 01000) {
- *out++ = (mode & 01) ? 't' : 'T';
- } else {
- *out++ = (mode & 01) ? 'x' : '-';
- }
- *out = 0;
-}
-
-static void user2str(unsigned uid, char *out)
-{
- struct passwd *pw = getpwuid(uid);
- if(pw) {
- strcpy(out, pw->pw_name);
- } else {
- sprintf(out, "%d", uid);
- }
-}
-
-static void group2str(unsigned gid, char *out)
-{
- struct group *gr = getgrgid(gid);
- if(gr) {
- strcpy(out, gr->gr_name);
- } else {
- sprintf(out, "%d", gid);
- }
-}
-
-static int listfile(const char *path, int flags)
-{
- struct stat s;
- char date[32];
- char mode[16];
- char user[16];
- char group[16];
- const char *name;
-
- /* name is anything after the final '/', or the whole path if none*/
- name = strrchr(path, '/');
- if(name == 0) {
- name = path;
- } else {
- name++;
- }
-
- if(lstat(path, &s) < 0) {
- return -1;
- }
-
- mode2str(s.st_mode, mode);
- user2str(s.st_uid, user);
- group2str(s.st_gid, group);
-
- strftime(date, 32, "%Y-%m-%d %H:%M", localtime((const time_t*)&s.st_mtime));
- date[31] = 0;
-
-// 12345678901234567890123456789012345678901234567890123456789012345678901234567890
-// MMMMMMMM UUUUUUUU GGGGGGGGG XXXXXXXX YYYY-MM-DD HH:MM NAME (->LINK)
-
- switch(s.st_mode & S_IFMT) {
- case S_IFBLK:
- case S_IFCHR:
- printf("%s %-8s %-8s %3d, %3d %s %s\n",
- mode, user, group,
- (int) MAJOR(s.st_rdev), (int) MINOR(s.st_rdev),
- date, name);
- break;
- case S_IFREG:
- printf("%s %-8s %-8s %8d %s %s\n",
- mode, user, group, (int) s.st_size, date, name);
- break;
- case S_IFLNK: {
- char linkto[256];
- int len;
-
- len = readlink(path, linkto, 256);
- if(len < 0) return -1;
-
- if(len > 255) {
- linkto[252] = '.';
- linkto[253] = '.';
- linkto[254] = '.';
- linkto[255] = 0;
- } else {
- linkto[len] = 0;
- }
-
- printf("%s %-8s %-8s %s %s -> %s\n",
- mode, user, group, date, name, linkto);
- break;
- }
- default:
- printf("%s %-8s %-8s %s %s\n",
- mode, user, group, date, name);
-
- }
- return 0;
-}
-
-static int listdir(const char *name, int flags)
-{
- char tmp[4096];
- DIR *d;
- struct dirent *de;
-
- d = opendir(name);
- if(d == 0) {
- fprintf(stderr, "opendir failed, %s\n", strerror(errno));
- return -1;
- }
-
- while((de = readdir(d)) != 0){
- if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, "..")) continue;
- if(de->d_name[0] == '.' && (flags & LIST_ALL) == 0) continue;
- if ((flags & LIST_LONG) != 0) {
- sprintf(tmp, "%s/%s", name, de->d_name);
- listfile(tmp, flags);
- } else {
- printf("%s\n", de->d_name);
- }
- }
-
- if (flags & LIST_RECURSIVE) {
- rewinddir(d);
-
- while ((de = readdir(d)) != 0) {
- struct stat s;
- int err;
-
- if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
- continue;
- if (de->d_name[0] == '.' && (flags & LIST_ALL) == 0)
- continue;
-
- if (!strcmp(name, "/")) sprintf(tmp, "/%s", de->d_name);
- else sprintf(tmp, "%s/%s", name, de->d_name);
-
- /*
- * If the name ends in a '/', use stat() so we treat it like a
- * directory even if it's a symlink.
- */
- if (tmp[strlen(tmp)-1] == '/')
- err = stat(tmp, &s);
- else
- err = lstat(tmp, &s);
-
- if (err < 0) {
- perror(tmp);
- closedir(d);
- return -1;
- }
-
- if (S_ISDIR(s.st_mode)) {
- printf("\n%s:\n", tmp);
- listdir(tmp, flags);
- }
- }
- }
-
- closedir(d);
- return 0;
-}
-
-static int listpath(const char *name, int flags)
-{
- struct stat s;
- int err;
-
- /*
- * If the name ends in a '/', use stat() so we treat it like a
- * directory even if it's a symlink.
- */
- if (name[strlen(name)-1] == '/')
- err = stat(name, &s);
- else
- err = lstat(name, &s);
-
- if (err < 0) {
- perror(name);
- return -1;
- }
-
- if (S_ISDIR(s.st_mode)) {
- if (flags & LIST_RECURSIVE)
- printf("\n%s:\n", name);
- return listdir(name, flags);
- } else {
- if ((flags & LIST_LONG) != 0) {
- /* yeah this calls stat() again*/
- return listfile(name, flags);
- } else {
- printf("%s\n", name);
- return 0;
- }
- }
-}
-
-int ls_main(int argc, char **argv)
-{
- int flags = 0;
- int listed = 0;
-
- if(argc > 1) {
- int i;
- int err = 0;
-
- for (i = 1; i < argc; i++) {
- if(!strcmp(argv[i], "-l")) {
- flags |= LIST_LONG;
- } else if (!strcmp(argv[i], "-a")) {
- flags |= LIST_ALL;
- } else if (!strcmp(argv[i], "-R")) {
- flags |= LIST_RECURSIVE;
- } else {
- listed++;
- if(listpath(argv[i], flags) != 0) {
- err = EXIT_FAILURE;
- }
- }
- }
-
- if (listed > 0) return err;
- }
-
- // list working directory if no files or directories were specified
- return listpath(".", flags);
-}
generated by cgit v1.1 at 2024-10-30 07:19:59 +0000