From 355bb650b0b9548b604040ca6725937538ff5ff7 Mon Sep 17 00:00:00 2001
From: Druid520 <r.ustydruid520@proton.me>
Date: Mon, 17 Aug 2026 16:32:37 -0700
Subject: MOD: add better linux support and fix argv/argc.

---
 src/linux-start.o  | Bin 0 -> 776 bytes
 src/linux-start.s  |  16 ++++++++++++++++
 src/netbsd-start.s |  16 ++++++++++++++++
 src/start.s        |  17 -----------------
 4 files changed, 32 insertions(+), 17 deletions(-)
 create mode 100644 src/linux-start.o
 create mode 100644 src/linux-start.s
 create mode 100644 src/netbsd-start.s
 delete mode 100644 src/start.s

(limited to 'src')

diff --git a/src/linux-start.o b/src/linux-start.o
new file mode 100644
index 0000000..72750c8
Binary files /dev/null and b/src/linux-start.o differ
diff --git a/src/linux-start.s b/src/linux-start.s
new file mode 100644
index 0000000..6392e45
--- /dev/null
+++ b/src/linux-start.s
@@ -0,0 +1,16 @@
+.section .text
+.globl _start
+.type _start, @function
+_start:
+	xorq %rbp, %rbp # frame ptr (%rbp) = null. marks stack bottom.
+
+	movq (%rsp), %rdi # argc = first 4 bytes of stack.
+	leaq 8(%rsp), %rsi # argv = address of first arg ptr.
+
+	call main
+
+	movl %eax, %edi # status = ret val.
+	movl $60, %eax # SYS_exit = 60.
+	syscall
+
+	hlt # if syscall fails hang.
diff --git a/src/netbsd-start.s b/src/netbsd-start.s
new file mode 100644
index 0000000..e4e960e
--- /dev/null
+++ b/src/netbsd-start.s
@@ -0,0 +1,16 @@
+.section .text
+.globl _start
+.type _start, @function
+_start:
+	xorq %rbp, %rbp # frame ptr (%rbp) = null. marks stack bottom.
+
+	movq (%rsp), %rdi # argc = first 4 bytes of stack.
+	leaq 8(%rsp), %rsi # argv = address of first arg ptr.
+
+	call main
+
+	movl %eax, %edi # status = ret val.
+	movl $1, %eax # SYS_exit = 1.
+	syscall
+
+	hlt # if syscall fails hang.
diff --git a/src/start.s b/src/start.s
deleted file mode 100644
index 683bfe7..0000000
--- a/src/start.s
+++ /dev/null
@@ -1,17 +0,0 @@
-.section .text
-.globl _start
-.type _start, @function
-_start:
-	xorq %rbp, %rbp # frame ptr (%rbp) = null. marks stack bottom.
-
-	movl (%rsp), %edi # argc = first 4 bytes of stack.
-	leaq 8(%rsp), %rsi # argv = address of first arg ptr.
-
-	call main
-
-	movl %eax, %edi # status = ret val.
-	movl $1, %eax # SYS_exit = 1.
-	syscall
-
-	.size _start, .-_start
-	hlt # if syscall fails hang.
-- 
cgit 1.4.1