From d5c55abd21e03b4726ea3426953e6320b0ac716d Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Fri, 20 Oct 2023 22:24:35 +0300
Subject: [PATCH] Ls

---
 coreutils/ls.c | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/coreutils/ls.c b/coreutils/ls.c
index 7db9303..b04a312 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -1,3 +1,5 @@
+#include <pwd.h>
+#include <grp.h>
 #include <time.h>
 #include <stdio.h>
 #include <errno.h>
@@ -7,6 +9,7 @@
 #include <dirent.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+
 unsigned int a_flag;
 unsigned int l_flag;
 
@@ -18,14 +21,14 @@ void PrintPerm(struct stat sb) {
 }
 
 int list(const char *path, int label) {
-	struct stat statbuf;
-	if (stat(path, &statbuf)) {
+	struct stat sb;
+	if (stat(path, &sb)) {
 		fprintf(stderr, "ls: unable to stat %s: %s\n", path, strerror(errno));
 		return 1;
 	}
 
 	/* If its file */
-	if (S_ISDIR(statbuf.st_mode) == 0) {
+	if (!S_ISDIR(sb.st_mode)) {
 		puts(path);
 		return 0;
 	}
@@ -41,10 +44,8 @@ int list(const char *path, int label) {
 
 	/* Open and print dir */
 	DIR *dp = opendir(".");
-	if (dp == NULL) {
-		fprintf(stderr, "ls: %s: %s\n", path, strerror(errno));
+	if (dp == NULL)
 		return 1;
-	}
 
 	struct dirent *ep;
 	while ((ep = readdir(dp)) != NULL) {
@@ -52,7 +53,6 @@ int list(const char *path, int label) {
 			continue;
 
 		if (l_flag) {
-			struct stat sb;
 			if (lstat(ep->d_name, &sb) == -1) {
 				fprintf(stderr, "ls: lstat()\n");
 				return 1;
@@ -61,7 +61,7 @@ int list(const char *path, int label) {
 			/* Permissions */
 			PrintPerm(sb);
 
-			/* Date and other info */
+			/* Date */
 			struct tm *tm = localtime(&sb.st_mtime);
 
 			char date[14];
@@ -70,7 +70,11 @@ int list(const char *path, int label) {
 				return 1;
 			}
 
-			printf("   %jd   %jd   %s   %s\n", (uintmax_t)sb.st_mode, (uintmax_t)sb.st_size, date, ep->d_name);
+			/* Group and user name */
+			struct passwd *pw = getpwuid(sb.st_uid);
+			struct group *gr = getgrgid(sb.st_gid);
+
+			printf("  %s  %s  %jd  %s  %s\n", (pw != 0) ? pw->pw_name : "nobody", (gr != 0) ? gr->gr_name : "nobody", (uintmax_t)sb.st_size, date, ep->d_name);
 		}
 
 		else