Reduce magic numbers, calculating size_size correctly, adding commtents at config.h, add more icons

ccc.c

@@ -539,11 +539,14 @@ void add_file_stat(char *filepath, int ftype)
     }
     
     /* get file type and color, 4 chars for the type and icon */
-    char *type = memalloc(4 * sizeof(char));
-    wchar_t *icon_str = memalloc(2 * sizeof(wchar_t));
+    size_t type_size = 4 * sizeof(char);
+    size_t icon_size = 2 * sizeof(wchar_t);
+
+    char *type = memalloc(type_size);
+    wchar_t *icon_str = memalloc(icon_size);
 
     filepath[strlen(filepath)] = '\0';
-    /* find last / in path */
+    /* find last / in path by finding basename */
     char *f_bname = strrchr(filepath, '/');
     char *ext = NULL;
     if (f_bname != NULL) {
@@ -564,7 +567,7 @@ void add_file_stat(char *filepath, int ftype)
         else 
             wcsncpy(icon_str, ext_icon->icon, 2);
     } else {
-        wcsncpy(icon_str, L"0", 2);
+        wcsncpy(icon_str, L"", 2);
     }
 
     int color;
@@ -605,9 +608,10 @@ void add_file_stat(char *filepath, int ftype)
     }
 
     /* get last modified time */
-    char *time = memalloc(17 * sizeof(char));
+    size_t time_size = 17 * sizeof(char);
+    char *time = memalloc(time_size);
     /* format last modified time to a string */
-    strftime(time, 17, "%Y-%m-%d %H:%M", localtime(&file_stat.st_mtime));
+    strftime(time, time_size, "%Y-%m-%d %H:%M", localtime(&file_stat.st_mtime));
     
     /* get file size */
     double bytes = file_stat.st_size;
@@ -621,8 +625,8 @@ void add_file_stat(char *filepath, int ftype)
             bytes = total_dir_size;
         }
     }
-    /* 3 before decimal + 1 decimal + SIZE_OFFSET (after decimal) + 1 space + 1 null */
-    int size_size = 3 + 1 + DECIMAL_PLACES + 1 + 1;
+    /* 4 before decimal + 1 dot + DECIMAL_PLACES (after decimal) + unit length(1 for K, 3 for KiB, taking units[1] as B never changes)+ 1 space + 1 null */
+    int size_size = 4 + 1 + DECIMAL_PLACES + strlen(units[1]) + 1 + 1;
     char *size = memalloc(size_size * sizeof(char));
     int unit = 0;
     while (bytes > 1024) {
@@ -638,10 +642,10 @@ void add_file_stat(char *filepath, int ftype)
     /* get file mode string */
     char *mode_str = get_file_mode(file_stat.st_mode);
 
-    /* 11 + 17 + size_size + 1 space + 1 null */
-    int stat_size = 11 + 17 + size_size + 1 + 1;
-    char *total_stat = memalloc(stat_size * sizeof(char));
-    snprintf(total_stat, stat_size, "%s %s %-*s ", mode_str, time, size_size, size);
+    /* mode_str(11) + time(17) + size_size + 2 spaces + 1 null */
+    size_t stat_size = 11 * sizeof(char) + time_size + size_size + 3 * sizeof(char);
+    char *total_stat = memalloc(stat_size);
+    snprintf(total_stat, stat_size, "%s %s %-*s", mode_str, time, size_size, size);
 
     arraylist_add(files, filepath, total_stat, type, icon_str, color, false, false);
 
@@ -659,7 +663,7 @@ void add_file_stat(char *filepath, int ftype)
  */
 char *get_file_mode(mode_t mode)
 {
-    char *mode_str = memalloc(sizeof(char) * 11);
+    char *mode_str = memalloc(11 * sizeof(char));
     mode_str[0] = S_ISDIR(mode) ? 'd' : '-'; /* Check if it's a directory */
     mode_str[1] = (mode & S_IRUSR) ? 'r' : '-';
     mode_str[2] = (mode & S_IWUSR) ? 'w' : '-';

config.h

@@ -1,5 +1,3 @@
-#include "icons.h"
-
 /* Settings */
 #define PH 1                /* panel height */
 #define JUMP_NUM 14         /* how long ctrl + u/d jump are */
@@ -32,7 +30,8 @@ In COLS:
 #define SHOW_ICONS true     /* show file icons at startup */
 
 /* Calculate directories' sizes RECURSIVELY upon entering
-   `A` keybind at the startup */
+   `A` keybind at the startup
+ **VERY EXPENSIVE**, **CAN TAKE UP TO A MINUTE IN ROOT** */
 #define DIRS_SIZE false
 
 /* Default text editor */

icons.c

@@ -44,7 +44,6 @@ void hashtable_init()
     strcpy(hpp->name, "hpp");
     hpp->icon = L"󰰀";
 
-
     icon *md = memalloc(sizeof(icon));
     strcpy(md->name, "md");
     md->icon = L"";
@@ -108,6 +107,14 @@ void hashtable_init()
     icon *lua = memalloc(sizeof(icon));
     strcpy(lua->name, "lua");
     lua->icon = L"";
+    
+    icon *license = memalloc(sizeof(icon));
+    strcpy(license->name, "LICENSE");
+    license->icon = L"";
+
+    icon *gitignore = memalloc(sizeof(icon));
+    strcpy(gitignore->name, "gitignore");
+    gitignore->icon = L"";
 
     hashtable_add(c);
     hashtable_add(h);
@@ -129,6 +136,8 @@ void hashtable_init()
     hashtable_add(rb);
     hashtable_add(iso);
     hashtable_add(lua);
+    hashtable_add(license);
+    hashtable_add(gitignore);
 }
 
 void hashtable_print()