Add version info

src/ls/ls_main.c

@@ -1,7 +1,18 @@
+#include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "ls.h"
 
+#define NAME "ls (canoutils)"
+#define VERSION "1.0.0"
+#define AUTHOR "Yohann Boniface (Sigmanificient)"
+
+#define print_version()                                                        \
+  do {                                                                         \
+    printf("%s\nversion: %s\nby: %s\n", NAME, VERSION, AUTHOR);                \
+  } while (0)
+
 static const char FLAGLIST[] = "alRdrt";
 static char DEFAULT_LOCATION[] = ".";
 
@@ -47,9 +58,13 @@ static bool list_dirs(dirbuff_t *db, int argc, char **argv, char flags) {
 
 int main(int argc, char **argv) {
   dirbuff_t db = {.size = MIN_ALLOCATED_ENTRY};
-  char flags = compose_flaglist(argc, argv);
+  char flags;
   int err = 0;
 
+  for (int i = 0; argv[i] != NULL; i++)
+    if (!strcmp(argv[i], "--version"))
+      return printf(VERSION), EXIT_SUCCESS;
+  flags = compose_flaglist(argc, argv);
   db.entries = malloc(db.size * sizeof(*db.entries));
   if (db.entries == NULL)
     return EXIT_FAILURE;

src/rmdir/rmdir.c

@@ -1,10 +1,10 @@
+#include <dirent.h>
+#include <errno.h>
+#include <stdbool.h>
 #include <stdio.h>
-#include <string.h>
 #include <stdlib.h>
-#include <stdbool.h>
-#include <dirent.h>
+#include <string.h>
 #include <sys/stat.h>
-#include <errno.h>
 
 #define NAME "rmdir (canoutils)"
 #define VERSION "1.0.0"
@@ -41,10 +41,11 @@ int rm_dir(char *dirname) {
   int n = 0;
   struct dirent *dent;
   while ((dent = readdir(dir)) != NULL) {
-    if (++n > 2) break;
+    if (++n > 2)
+      break;
   }
   closedir(dir);
-  
+
   if (n <= 2) { // Directory is empty (the two entries are '.' and '..')
     if (remove(dirname) != 0) {
       fprintf(stderr, "Failed to remove '%s': %s\n", dirname, strerror(errno));
@@ -61,7 +62,8 @@ int rm_dir(char *dirname) {
 
 int main(int argc, char **argv) {
   if (argc <= 1) {
-    fprintf(stderr, "Not enough arguments.\nSee rmdir --help for more information.\n");
+    fprintf(stderr,
+            "Not enough arguments.\nSee rmdir --help for more information.\n");
     return 1;
   }
 
@@ -78,10 +80,11 @@ int main(int argc, char **argv) {
     return rm_dir(argv[1]);
   }
 
-  for (int i = 1; i < argc-1; ++i) {
+  for (int i = 1; i < argc - 1; ++i) {
     if (strcmp(argv[i], "-p") == 0 || strcmp(argv[i], "--parents") == 0) {
       parents = true;
-    } else if (strcmp(argv[i], "-v") == 0 || strcmp(argv[i], "--verbose") == 0) {
+    } else if (strcmp(argv[i], "-v") == 0 ||
+               strcmp(argv[i], "--verbose") == 0) {
       verbose = true;
     } else if (strcmp(argv[i], "--ignore-fail-on-non-empty") == 0) {
       ignore_fail = true;
@@ -92,7 +95,6 @@ int main(int argc, char **argv) {
     // TODO: Implement -p|--parents flag
     return 0;
   } else {
-    return rm_dir(argv[argc-1]);
+    return rm_dir(argv[argc - 1]);
   }
 }
-