From 068e16881ac47040e31b65d1ba5d4ed64067166d Mon Sep 17 00:00:00 2001
From: Arslaan Pathan <arslaan@arslaancodes.com>
Date: Wed, 10 Jun 2026 19:28:49 +1200
Subject: tcc

---
 nix/rootfs.nix | 37 +++++++++++++++++++++++++++++++------
 1 file changed, 31 insertions(+), 6 deletions(-)

(limited to 'nix/rootfs.nix')

diff --git a/nix/rootfs.nix b/nix/rootfs.nix
index b6a8a41..3f64eaa 100644
--- a/nix/rootfs.nix
+++ b/nix/rootfs.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, busybox, squashfsTools, linuxHeaders }:
+{ stdenv, fetchgit, busybox, tcc, squashfsTools, linuxHeaders, musl }:
 
 stdenv.mkDerivation {
 	name = "rootfs-yerba";
@@ -6,14 +6,35 @@ stdenv.mkDerivation {
 	buildInputs = [ squashfsTools ];
 	nativeBuildInputs = [ squashfsTools linuxHeaders ];
 	buildPhase = ''
+		# Basic setup start
 		mkdir -p rootfs 
-		mkdir -p rootfs/{bin,sbin,etc,proc,sys,dev,home,var,usr,root,mnt,tmp}
-		cp -a ${busybox}/_install/. rootfs/
+		mkdir -p rootfs/{bin,sbin,etc,proc,sys,dev,home,var,usr,root,mnt,tmp,lib}
+		mkdir -p rootfs/usr/{lib,bin}
 		chmod -R u+w rootfs
+		# Basic setup end
 
-		ln -sf bin/busybox rootfs/init
-		ln -sf bin/busybox rootfs/sbin/init
-		# ln -sf sbin/init rootfs/init
+		# Musl start
+		cp -a ${musl}/lib/* rootfs/usr/lib/
+		chmod -R u+w rootfs
+		ln -sf /usr/lib/ld-musl-x86_64.so.1 rootfs/lib/ld-musl-x86_64.so.1
+		chmod -R u+w rootfs
+		ln -sf /usr/lib/libc.so rootfs/lib/libc.so
+		# Musl end
+
+		# Busybox start
+		cp -a ${busybox}/_install/. rootfs/	
+		chmod -R u+w rootfs
+		ln -sf /bin/busybox rootfs/init
+		# Busybox end
+
+		# Programs start
+		cp -a ${tcc}/bin/* rootfs/usr/bin/ 2>/dev/null || true
+		cp -a ${tcc}/lib/* rootfs/usr/lib/ 2>/dev/null || true
+		chmod -R u+w rootfs
+		ln -sf /usr/bin/tcc rootfs/usr/bin/cc
+		# Programs end
+
+		# Basic files setup start
 		echo "proc /proc proc defaults 0 0" > rootfs/etc/fstab
 		echo "sysfs /sys sysfs defaults 0 0" >> rootfs/etc/fstab
 		echo "devtmpfs /dev devtmpfs defaults 0 0" >> rootfs/etc/fstab
@@ -22,7 +43,11 @@ stdenv.mkDerivation {
 		echo "ttyS0::askfirst:/bin/sh" >> rootfs/etc/inittab 
 		echo "::ctrlaltdel:/sbin/reboot" >> rootfs/etc/inittab
 		echo "yerba-live" > rootfs/etc/hostname
+		# Basic files setup end
+
+		# Squashfs start
 		mksquashfs rootfs $out -comp zstd -noappend
+		# Squashfs end
 	'';
 	installPhase = ''
 		echo "rootfs built"
-- 
cgit v1.2.3