From 8f9e448b2ef6db7cd905540c21f3c5b190e7a1e7 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Sun, 7 Dec 2025 22:22:16 +0100
Subject: Add bin/true and bin/false implementations

- Added assembly implementations for `true` and `false` commands.
- Updated Kbuild files to include new binaries.
- Removed unused libraries and headers.
- Cleaned up makefile and unused code.
---
 lib/libc/dirent/Kbuild      |  6 ++++++
 lib/libc/dirent/readdir_r.c | 14 ++++++++------
 2 files changed, 14 insertions(+), 6 deletions(-)
 create mode 100644 lib/libc/dirent/Kbuild

(limited to 'lib/libc/dirent')

diff --git a/lib/libc/dirent/Kbuild b/lib/libc/dirent/Kbuild
new file mode 100644
index 00000000..355b905c
--- /dev/null
+++ b/lib/libc/dirent/Kbuild
@@ -0,0 +1,6 @@
+obj-y += closedir.o
+obj-y += dirfd.o
+obj-y += fdopendir.o
+obj-y += opendir.o
+obj-y += readdir_r.o
+obj-y += readdir.o
diff --git a/lib/libc/dirent/readdir_r.c b/lib/libc/dirent/readdir_r.c
index 9d8bf49b..98b12426 100644
--- a/lib/libc/dirent/readdir_r.c
+++ b/lib/libc/dirent/readdir_r.c
@@ -29,9 +29,9 @@ int readdir_r(DIR *restrict dirp, struct dirent *restrict entry,
 		ldir = (void *)(dirp->buffer + dirp->offset);
 
 		/* Validate buffer bounds */
-		if (dirp->offset >= sizeof(dirp->buffer) ||
-		    dirp->offset + sizeof(struct linux_dirent64) >
-			    sizeof(dirp->buffer)) {
+		if (dirp->offset >= (off_t)sizeof(dirp->buffer) ||
+		    dirp->offset + (off_t)sizeof(struct linux_dirent64) >
+			    (off_t)sizeof(dirp->buffer)) {
 			dirp->cached = 0;
 			*result = NULL;
 			return 0;
@@ -40,7 +40,8 @@ int readdir_r(DIR *restrict dirp, struct dirent *restrict entry,
 		/* Validate record length */
 		if (ldir->d_reclen <
 			    offsetof(struct linux_dirent64, d_name) + 1 ||
-		    dirp->offset + ldir->d_reclen > sizeof(dirp->buffer) ||
+		    dirp->offset + (off_t)ldir->d_reclen >
+			    (off_t)sizeof(dirp->buffer) ||
 		    ldir->d_reclen == 0) {
 			dirp->cached = 0;
 			*result = NULL;
@@ -90,7 +91,7 @@ int readdir_r(DIR *restrict dirp, struct dirent *restrict entry,
 	nread = ret;
 
 	/* Validate first entry bounds */
-	if (nread < sizeof(struct linux_dirent64) ||
+	if (nread < (ssize_t)sizeof(struct linux_dirent64) ||
 	    ldir->d_reclen < offsetof(struct linux_dirent64, d_name) + 1 ||
 	    ldir->d_reclen > nread || ldir->d_reclen == 0) {
 		*result = NULL;
@@ -124,7 +125,8 @@ int readdir_r(DIR *restrict dirp, struct dirent *restrict entry,
 			(void *)(dirp->buffer + buffer_offset);
 
 		/* Validate entry bounds to prevent infinite loops */
-		if (buffer_offset + sizeof(struct linux_dirent64) > nread ||
+		if (buffer_offset + (ssize_t)sizeof(struct linux_dirent64) >
+			    nread ||
 		    next_ldir->d_reclen <
 			    offsetof(struct linux_dirent64, d_name) + 1 ||
 		    buffer_offset + next_ldir->d_reclen > nread ||
-- 
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