From 3b3325f761b09ebbfef04c44eed546cc4fdeb329 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Mon, 15 Dec 2025 02:01:33 +0100
Subject: Added aio and eventfd support, along with sleep and yes utilities

---
 bin/Kbuild        |  3 +++
 bin/pwd/pwd.c     |  3 ++-
 bin/sleep/Kbuild  |  3 +++
 bin/sleep/sleep.c | 24 ++++++++++++++++++++++++
 bin/yes/Kbuild    |  3 +++
 bin/yes/yes.c     | 22 ++++++++++++++++++++++
 6 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 bin/sleep/Kbuild
 create mode 100644 bin/sleep/sleep.c
 create mode 100644 bin/yes/Kbuild
 create mode 100644 bin/yes/yes.c

(limited to 'bin')

diff --git a/bin/Kbuild b/bin/Kbuild
index 4a96c667..03c196c5 100644
--- a/bin/Kbuild
+++ b/bin/Kbuild
@@ -1,8 +1,11 @@
+obj-y += basename/
 obj-y += clear/
 obj-y += echo/
 obj-y += false/
 obj-y += free/
 obj-y += gzip/
 obj-y += pwd/
+obj-y += sleep/
 obj-y += sync/
 obj-y += true/
+obj-y += yes/
diff --git a/bin/pwd/pwd.c b/bin/pwd/pwd.c
index 564b22e7..fef433cf 100644
--- a/bin/pwd/pwd.c
+++ b/bin/pwd/pwd.c
@@ -1,10 +1,11 @@
+#include "stddef.h"
 #include <err.h>
 #include <limits.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/uio.h>
-#include <stdio.h>
 #include <unistd.h>
 
 int main(int argc, char **argv)
diff --git a/bin/sleep/Kbuild b/bin/sleep/Kbuild
new file mode 100644
index 00000000..2ab7c332
--- /dev/null
+++ b/bin/sleep/Kbuild
@@ -0,0 +1,3 @@
+bin-$(BIN_SLEEP) := sleep
+obj-y            += sleep.o
+libs-y           := $(srctree)/lib/libc/libc.a
diff --git a/bin/sleep/sleep.c b/bin/sleep/sleep.c
new file mode 100644
index 00000000..7b4ce77a
--- /dev/null
+++ b/bin/sleep/sleep.c
@@ -0,0 +1,24 @@
+#include <err.h>
+#include <stdlib.h>
+#include <time.h>
+#include <unistd.h>
+
+int main(int argc, char **argv)
+{
+	double seconds;
+	struct timespec ts;
+
+	if (argc != 2) {
+		write(1, "usage: sleep seconds\n", 21);
+		return 0;
+	}
+
+	seconds = strtod(argv[1], NULL);
+	ts.tv_sec = (time_t)seconds;
+	ts.tv_nsec = (long)((seconds - (double)ts.tv_sec) * 1e9);
+
+	if (nanosleep(&ts, NULL) < 0)
+		err(1, "nanosleep");
+
+	return 0;
+}
diff --git a/bin/yes/Kbuild b/bin/yes/Kbuild
new file mode 100644
index 00000000..be596906
--- /dev/null
+++ b/bin/yes/Kbuild
@@ -0,0 +1,3 @@
+bin-y := yes
+obj-y := yes.o
+libs  := $(srctree)/lib/libc/libc.a
diff --git a/bin/yes/yes.c b/bin/yes/yes.c
new file mode 100644
index 00000000..0ddb2da1
--- /dev/null
+++ b/bin/yes/yes.c
@@ -0,0 +1,22 @@
+#include <string.h>
+#include <sys/uio.h>
+
+int main(int argc, char **argv)
+{
+	char *str;
+	struct iovec iov[2];
+
+	str = (argc > 1) ? argv[1] : "y";
+
+	iov[0].iov_base = str;
+	iov[0].iov_len = strlen(str);
+
+	iov[1].iov_base = "\n";
+	iov[1].iov_len = 1;
+
+	while (1) {
+		writev(1, iov, 2);
+	}
+
+	return 0;
+}
-- 
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