local build instructions

Author: no382001

Dockerfile

@@ -12,6 +12,7 @@ RUN apt-get update && apt-get install -y \
     iproute2 \
     net-tools \
     procps \
+    mtools dosfstools \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /workspace

README.md

@@ -21,7 +21,11 @@
 | **system**            | multitasking              | ~      |                           |
 
 ## building
-
+### locally
+```bash
+apt install build-essential nasm qemu-system-x86 gdb clang-format tcpdump dnsmasq bridge-utils iproute2 net-tools procps mtools dosfstools
+```
+### docker
 ```bash
 # build the docker container
 docker build -t os-dev .

apps/forth.c

@@ -17,7 +17,9 @@
 #define vm_in() vm->io.stdin()
 
 #define vm_info(...)                                                           \
-  { vm->io.stderr(__VA_ARGS__); }
+  {                                                                            \
+    vm->io.stderr(__VA_ARGS__);                                                \
+  }
 
 void push(forth_vm_t *vm, int value) {
   if (sp < FVM_STACK_SIZE - 1)

disk/make_disk.sh

@@ -5,7 +5,7 @@ SOURCE="root"
 SIZE_MB=10
 
 if ! command -v mcopy >/dev/null 2>&1 || ! command -v mkfs.vfat >/dev/null 2>&1; then
-    echo "missing required tools: mtools dosfstools"
+    echo "missing required tools: mkfs.vfat or mcopy they should be in mtools dosfstools"
     exit 1
 fi
 

libc/types.h

@@ -3,5 +3,5 @@
 #include <stddef.h>
 #include <stdint.h>
 
-#define low_16(address) (uint16_t)((address)&0xFFFF)
+#define low_16(address) (uint16_t)((address) & 0xFFFF)
 #define high_16(address) (uint16_t)(((address) >> 16) & 0xFFFF)

net/network.h

@@ -11,8 +11,8 @@ typedef struct ethernet_frame {
   uint8_t src_mac_addr[6];
   uint16_t type;
   uint8_t data[];
-} __attribute__((packed))
-ethernet_frame_t; // just give this down to evey handle_fn
+} __attribute__((
+    packed)) ethernet_frame_t; // just give this down to evey handle_fn
 
 int ethernet_send_packet(uint8_t *dst_mac_addr, uint8_t *data, int len,
                          uint16_t protocol);