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System/Shell/Commands/ls.HC

@@ -0,0 +1,70 @@
+#define @shell_cmd_ls_opt_a 0
+#define @shell_cmd_ls_opt_l 1
+
+I64 @shell_cmd_ls_output(@shell* sh, U8* arg_path, I64 flags)
+{
+    U8 buf[512];
+    U8* path = @shell_expand_relative_path(sh, arg_path);
+    if (!FileSystem.PathExists(path)) {
+        StrPrint(&buf, "ls: cannot access '%s': No such file or directory\n", path);
+        Stdio.WriteLine(sh, &buf);
+        Free(path);
+        return 2;
+    }
+    @dir_entry* tmpf = NULL;
+    @dir_entry* tmpf2 = NULL;
+    tmpf = FileSystem.GetFiles(path);
+    if (tmpf)
+        while (tmpf) {
+            if (tmpf->type == DE_TYPE_DIR) {
+                StrCpy(&buf, "\x1b[1;34m");
+                Stdio.WriteLine(sh, &buf);
+            }
+            StrPrint(&buf, "%s\x1b[0m    %u\n", &tmpf->name, tmpf->size);
+            Stdio.WriteLine(sh, &buf);
+            tmpf2 = tmpf;
+            tmpf = tmpf->next;
+            Free(tmpf2);
+        }
+    Free(path);
+    return 0;
+}
+
+I64 @shell_cmd_ls(@shell* sh, I64 argc, U8** argv)
+{
+    U8 buf[512];
+    U8* options_list = "al";
+    U64 options_err = NULL;
+    I64 dir_cnt = 0;
+    I64 flags = NULL;
+    I64 rval = 0;
+    I64 i;
+    switch (@shell_parse_opts(sh, options_list, argc, argv, &flags, &options_err,
+        TRUE)) {
+    case SHELL_OPTS_ERR_INVALID_OPT:
+        StrPrint(&buf, "ls: invalid option -- '%s'\n", options_err);
+        Stdio.WriteLine(sh, &buf);
+        break;
+    default:
+        break;
+    }
+    if (options_err) {
+        Free(options_err);
+        return 2;
+    }
+
+    for (i = 1; i < argc; i++)
+        if (argv[i][0] != '-')
+            dir_cnt++;
+
+    if (!dir_cnt) {
+        return @shell_cmd_ls_output(sh, &sh->cwd, flags);
+    } else {
+        for (i = 1; i < argc; i++)
+            if (argv[i][0] != '-') {
+                rval = Max(rval, @shell_cmd_ls_output(sh, argv[i], flags));
+            }
+    }
+
+    return rval;
+}