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@@ -0,0 +1,265 @@
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+#define _POSIX_C_SOURCE 200809L
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+
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+#include <stdlib.h>
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+#include <stdio.h>
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+#include <dirent.h>
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+#include <sys/types.h>
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+#include <sys/stat.h>
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+#include <unistd.h>
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+#include <string.h>
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+#include <grp.h>
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+#include <pwd.h>
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+#include "error.h"
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+#include "color.h"
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+#include "myls.h"
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+
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+void printls(char* path, char* filename){
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+ int length;
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+ char* completePath;
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+ char permission[11];
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+ char mois[5];
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+ struct stat info;
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+ struct group* grp;
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+ struct passwd* user;
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+ struct tm* date;
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+ //Si le nom est en 2 partie
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+ if(filename != NULL){
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+ //Création chemin vers le fichier
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+ length = strlen(path) + strlen(filename) + 2;
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+ completePath = malloc(sizeof(char) * length);
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+ memset(completePath, 0, length);
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+ if(path[strlen(path)-1] != '/'){
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+ snprintf(completePath, length, "%s/%s", path, filename);
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+ } else {
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+ snprintf(completePath, length, "%s%s", path, filename);
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+ }
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+ } else {
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+ filename = path;
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+ completePath = path;
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+ path = NULL;
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+ }
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+
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+ //Recup info fichier
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+ if(stat(completePath, &info) == ERR){
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+ addperror("Erreur stat");
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+ return;
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+ }
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+ if(path != NULL){
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+ free(completePath);
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+ }
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+
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+ //Calcul permission
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+ memset(permission, 0, 11);
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+ if(S_ISDIR(info.st_mode)){
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+ permission[0] = 'd';
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+ }
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+ else if(S_ISBLK(info.st_mode)){
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+ permission[0] = 'b';
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+ }
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+ else if(S_ISCHR(info.st_mode)){
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+ permission[0] = 'c';
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+ }
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+#ifdef S_ISFIFO
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+ else if(S_ISFIFO(info.st_mode)){
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+ permission[0] = 'p';
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+ }
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+#endif
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+#ifdef S_ISLINK
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+ else if(S_ISLINK(info.st_mode)){
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+ permission[0] = 'l';
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+ }
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+#endif
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+#ifdef S_ISSOCK
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+ else if(S_ISSOCK(info.st_mode)){
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+ permission[0] = 's';
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+ }
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+#endif
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+ else
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+ permission[0] = '-';
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+ info.st_mode & S_IRUSR ? (permission[1] = 'r') : (permission[1] = '-');
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+ info.st_mode & S_IWUSR ? (permission[2] = 'w') : (permission[2] = '-');
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+ info.st_mode & S_IXUSR ? (permission[3] = 'x') : (permission[3] = '-');
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+ info.st_mode & S_IRGRP ? (permission[4] = 'r') : (permission[4] = '-');
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+ info.st_mode & S_IWGRP ? (permission[5] = 'w') : (permission[5] = '-');
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+ info.st_mode & S_IXGRP ? (permission[6] = 'x') : (permission[6] = '-');
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+ info.st_mode & S_IROTH ? (permission[7] = 'r') : (permission[7] = '-');
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+ info.st_mode & S_IWOTH ? (permission[8] = 'w') : (permission[8] = '-');
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+ info.st_mode & S_IXOTH ? (permission[9] = 'x') : (permission[9] = '-');
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+
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+ //Recup le groupe et l'utilisateur
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+ grp = getgrgid(info.st_gid);
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+ user = getpwuid(info.st_uid);
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+
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+ //Recup la date
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+ memset(mois, 0, 5);
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+ date = gmtime(&info.st_mtime);
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+ switch(date->tm_mon){
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+ case 0:
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+ strcpy(mois, "jan.");
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+ break;
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+ case 1:
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+ strcpy(mois, "fev.");
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+ break;
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+ case 2:
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+ strcpy(mois, "mar.");
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+ break;
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+ case 3:
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+ strcpy(mois, "avr.");
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+ break;
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+ case 4:
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+ strcpy(mois, "mai.");
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+ break;
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+ case 5:
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+ strcpy(mois, "jui.");
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+ break;
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+ case 6:
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+ strcpy(mois, "jul.");
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+ break;
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+ case 7:
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+ strcpy(mois, "aou.");
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+ break;
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+ case 8:
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+ strcpy(mois, "sep.");
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+ break;
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+ case 9:
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+ strcpy(mois, "oct.");
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+ break;
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+ case 10:
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+ strcpy(mois, "nov.");
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+ break;
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+ case 11:
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+ strcpy(mois, "dec.");
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+ break;
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+ }
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+
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+ //Affiche
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+ printf("%s X %s %s %ld %s %d %d:%d ", permission, user->pw_name, grp->gr_name, info.st_size, mois, date->tm_mday, date->tm_hour, date->tm_min);
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+
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+ //color the name
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+ if(permission[0] == 'd'){
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+ printf(BLUE "%s\n" RESET, filename);
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+ }
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+ else if(permission[3] == 'x'){
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+ printf(GREEN "%s\n" RESET, filename);
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+ }
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+ else{
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+ printf("%s\n", filename);
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+ }
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+}
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+
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+void printdir(char* path, boolean subdir, boolean hidden){
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+ struct dirent** contentsDir;
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+ int nbFile;
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+ int j = 0;
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+ //Recup info
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+ if((nbFile = scandir(path, &contentsDir, 0, alphasort)) == ERR){
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+ addperror("Erreur scandir()");
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+ return;
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+ }
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+ //Si sous dossier on affiche le dossier d'origine
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+ if(subdir){
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+ printf("%s :\n", path);
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+ }
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+ //Si besoins passe les fichiers cachés
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+ while(j < nbFile && !hidden && *contentsDir[j]->d_name == '.') j++;
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+ //Parcours les fichiers du dossier
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+ while(j < nbFile){
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+ printls(path, contentsDir[j]->d_name);
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+ j++;
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+ }
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+ //Si on affiche les sous dossiers on parcours le contenue pour les trouver
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+ if(subdir){
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+ char* completePath;
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+ int length;
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+ struct stat info;
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+ j = 0;
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+ //Si besoins passe les fichiers cachés
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+ while(j < nbFile && !hidden && *contentsDir[j]->d_name == '.') j++;
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+ //Cherche les sous dossiers
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+ while(j < nbFile){
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+ length = strlen(contentsDir[j]->d_name);
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+ if(strncmp(contentsDir[j]->d_name, ".", length) == 0 || strncmp(contentsDir[j]->d_name, "..", length) == 0){
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+ j++;
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+ continue;
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+ }
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+ //Création chemin vers le dossier
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+ length += strlen(path) + 2;
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+ completePath = malloc(sizeof(char) * length);
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+ memset(completePath, 0, length);
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+ if(path[strlen(path)-1] != '/'){
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+ snprintf(completePath, length, "%s/%s", path, contentsDir[j]->d_name);
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+ } else {
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+ snprintf(completePath, length, "%s%s", path, contentsDir[j]->d_name);
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+ }
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+ //Recup info fichier
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+ if(stat(completePath, &info) == ERR){
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+ addperror("Erreur stat");
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+ free(completePath);
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+ j++;
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+ continue;
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+ }
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+ //Si c'est un dossier
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+ if(S_ISDIR(info.st_mode)){
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+ //On l'affiche
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+ printf("\n");
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+ printdir(completePath, subdir, hidden);
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+ }
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+ //Tour suivant
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+ free(completePath);
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+ j++;
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+ }
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+ }
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+ //Nettoyage
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+ while (nbFile--) {
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+ free(contentsDir[nbFile]);
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+ }
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+ free(contentsDir);
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+}
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+
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+int main(int argc, char* argv[]){
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+ struct stat info;
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+ int i = 1, displayed = 0, opt;
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+ boolean hiddenFile = false;
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+ boolean displaySubDir = false;
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+
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+ //Gestion des options
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+ while((opt = getopt(argc, argv, "aR")) != ERR){
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+ switch(opt){
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+ case 'a' :
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+ hiddenFile = true;
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+ break;
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+ case 'R' :
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+ displaySubDir = true;
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+ break;
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+ default:
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+ addperror("getotp error");
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+ }
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+ }
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+
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+ //Time to display
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+ for(i = 1; i < argc; i++){
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+ if(argv[i][0] != '-'){
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+ if(stat(argv[i], &info) == ERR){
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+ addperror("Erreur stat");
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+ return EXIT_FAILURE;
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+ }
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+ if(S_ISDIR(info.st_mode)){
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+ //Affiche le dossier
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+ printdir(argv[i], displaySubDir, hiddenFile);
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+ displayed = true;
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+ }
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+ else{
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+ printls(argv[i], NULL);
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+ displayed = true;
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+ }
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+ }
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+ }
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+
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+ //Si aucun dossier ou fichier en argument
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+ if(!displayed){
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+ //On affiche le dossier courrant
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+ printdir(".", displaySubDir, hiddenFile);
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+ }
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+
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+ return EXIT_SUCCESS;
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+}
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