* [PATCH v2] [TEST 0/1] Test with random patches
@ 2026-04-12 13:13 jw910731
2026-04-12 13:13 ` [TEST v2 1/1] [WIP] Try compile linux on macOS with the help of nix jw910731
0 siblings, 1 reply; 2+ messages in thread
From: jw910731 @ 2026-04-12 13:13 UTC (permalink / raw)
To: linux-newbie; +Cc: sef1548, Wen-Yuan Wu
From: Wen-Yuan Wu <jw910731@gmail.com>
Thank's for Nick's feed back, the Signed-off-by field should be fixed to
comply DCO now.
The commit message stays unclear since the revision is mainly for testing.
jw910731 (1):
[WIP] Try compile linux on macOS with the help of nix
flake.lock | 82 ++++++++++++++++++++++++++++++++
flake.nix | 43 +++++++++++++++++
scripts/Kconfig.include | 2 +-
scripts/install.sh | 2 +-
scripts/macos-include/byteswap.h | 4 ++
scripts/macos-include/elf.h | 24 ++++++++++
scripts/macos-include/endian.h | 8 ++++
scripts/mod/file2alias.c | 3 ++
usr/gen_init_cpio.c | 4 +-
9 files changed, 168 insertions(+), 4 deletions(-)
create mode 100644 flake.lock
create mode 100644 flake.nix
create mode 100644 scripts/macos-include/byteswap.h
create mode 100644 scripts/macos-include/elf.h
create mode 100644 scripts/macos-include/endian.h
--
2.51.2
^ permalink raw reply [flat|nested] 2+ messages in thread
* [TEST v2 1/1] [WIP] Try compile linux on macOS with the help of nix
2026-04-12 13:13 [PATCH v2] [TEST 0/1] Test with random patches jw910731
@ 2026-04-12 13:13 ` jw910731
0 siblings, 0 replies; 2+ messages in thread
From: jw910731 @ 2026-04-12 13:13 UTC (permalink / raw)
To: linux-newbie; +Cc: sef1548, jw910731
From: jw910731 <jw910731@gmail.com>
Signed-off-by: Wen-Yuan Wu <jw910731@gmail.com>
---
flake.lock | 82 ++++++++++++++++++++++++++++++++
flake.nix | 43 +++++++++++++++++
scripts/Kconfig.include | 2 +-
scripts/install.sh | 2 +-
scripts/macos-include/byteswap.h | 4 ++
scripts/macos-include/elf.h | 24 ++++++++++
scripts/macos-include/endian.h | 8 ++++
scripts/mod/file2alias.c | 3 ++
usr/gen_init_cpio.c | 4 +-
9 files changed, 168 insertions(+), 4 deletions(-)
create mode 100644 flake.lock
create mode 100644 flake.nix
create mode 100644 scripts/macos-include/byteswap.h
create mode 100644 scripts/macos-include/elf.h
create mode 100644 scripts/macos-include/endian.h
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 000000000..e6c1f5f67
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,82 @@
+{
+ "nodes": {
+ "nixpkgs": {
+ "locked": {
+ "lastModified": 1772963539,
+ "narHash": "sha256-9jVDGZnvCckTGdYT53d/EfznygLskyLQXYwJLKMPsZs=",
+ "owner": "NixOS",
+ "repo": "nixpkgs",
+ "rev": "9dcb002ca1690658be4a04645215baea8b95f31d",
+ "type": "github"
+ },
+ "original": {
+ "owner": "NixOS",
+ "ref": "nixos-unstable",
+ "repo": "nixpkgs",
+ "type": "github"
+ }
+ },
+ "root": {
+ "inputs": {
+ "nixpkgs": "nixpkgs",
+ "rust-overlay": "rust-overlay",
+ "utils": "utils"
+ }
+ },
+ "rust-overlay": {
+ "inputs": {
+ "nixpkgs": [
+ "nixpkgs"
+ ]
+ },
+ "locked": {
+ "lastModified": 1773115373,
+ "narHash": "sha256-bfK9FJFcQth6f3ydYggS5m0z2NRGF/PY6Y2XgZDJ6pg=",
+ "owner": "oxalica",
+ "repo": "rust-overlay",
+ "rev": "1924b4672a2b8e4aee6e6652ec2e59a8d3c5648e",
+ "type": "github"
+ },
+ "original": {
+ "owner": "oxalica",
+ "repo": "rust-overlay",
+ "type": "github"
+ }
+ },
+ "systems": {
+ "locked": {
+ "lastModified": 1681028828,
+ "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+ "owner": "nix-systems",
+ "repo": "default",
+ "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+ "type": "github"
+ },
+ "original": {
+ "owner": "nix-systems",
+ "repo": "default",
+ "type": "github"
+ }
+ },
+ "utils": {
+ "inputs": {
+ "systems": "systems"
+ },
+ "locked": {
+ "lastModified": 1731533236,
+ "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+ "owner": "numtide",
+ "repo": "flake-utils",
+ "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+ "type": "github"
+ },
+ "original": {
+ "owner": "numtide",
+ "repo": "flake-utils",
+ "type": "github"
+ }
+ }
+ },
+ "root": "root",
+ "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 000000000..b2199f6eb
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,43 @@
+{
+ inputs = {
+ nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+ utils.url = "github:numtide/flake-utils";
+ rust-overlay = {
+ url = "github:oxalica/rust-overlay";
+ inputs = {
+ nixpkgs.follows = "nixpkgs";
+ };
+ };
+ };
+ outputs = { self, nixpkgs, utils, rust-overlay }: utils.lib.eachDefaultSystem (system:
+ let
+ overlays = [ (import rust-overlay) ];
+ pkgs = import nixpkgs {
+ inherit system overlays;
+ };
+ pkgsCross = pkgs.pkgsCross.aarch64-multiplatform;
+ in
+ {
+ devShell = pkgsCross.mkShell {
+ nativeBuildInputs = with pkgsCross; [
+ gnumake
+ ncurses
+ flex
+ bison
+ lld
+ rustc
+ rust-bindgen
+ rustfmt
+ clippy
+ pahole
+ ];
+ buildInputs = [];
+ HOSTCC="${pkgs.lib.getBin pkgs.clang}/bin/clang";
+ HOSTLD="${pkgs.lib.getBin pkgs.lld}/bin/lld";
+ HOSTCFLAGS="-I${pkgs.lib.getLib pkgs.libelf}/include -Iscripts/macos-include";
+ NIX_CFLAGS_COMPILE="-march=armv8-a+crypto";
+ RUST_LIB_SRC = "${pkgsCross.rust.packages.stable.rustPlatform.rustLibSrc}";
+ };
+ }
+ );
+}
\ No newline at end of file
diff --git a/scripts/Kconfig.include b/scripts/Kconfig.include
index 33193ca6e..c3f38006c 100644
--- a/scripts/Kconfig.include
+++ b/scripts/Kconfig.include
@@ -54,7 +54,7 @@ as-version := $(shell,set -- $(as-info) && echo $2)
# Get the linker name, version, and error out if it is not supported.
ld-info := $(shell,$(srctree)/scripts/ld-version.sh $(LD))
-$(error-if,$(success,test -z "$(ld-info)"),Sorry$(comma) this linker is not supported.)
+$(error-if,$(success,test -z "$(ld-info)"),Sorry$(comma) this linker $(LD) is not supported.)
ld-name := $(shell,set -- $(ld-info) && echo $1)
ld-version := $(shell,set -- $(ld-info) && echo $2)
diff --git a/scripts/install.sh b/scripts/install.sh
index 05d62ac51..b99183bb8 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -6,7 +6,7 @@
# Adapted from code in arch/i386/boot/Makefile by H. Peter Anvin
# Common code factored out by Masahiro Yamada
-set -e
+set -xe
# Make sure the files actually exist
for file in "${KBUILD_IMAGE}" System.map
diff --git a/scripts/macos-include/byteswap.h b/scripts/macos-include/byteswap.h
new file mode 100644
index 000000000..fd97ed5e1
--- /dev/null
+++ b/scripts/macos-include/byteswap.h
@@ -0,0 +1,4 @@
+#pragma once
+#define bswap_16 __builtin_bswap16
+#define bswap_32 __builtin_bswap32
+#define bswap_64 __builtin_bswap64
diff --git a/scripts/macos-include/elf.h b/scripts/macos-include/elf.h
new file mode 100644
index 000000000..5d42ed858
--- /dev/null
+++ b/scripts/macos-include/elf.h
@@ -0,0 +1,24 @@
+#pragma once
+#include <libelf/gelf.h>
+
+#define STT_SPARC_REGISTER 3
+#define R_386_32 1
+#define R_386_PC32 2
+#define R_MIPS_HI16 5
+#define R_MIPS_LO16 6
+#define R_MIPS_26 4
+#define R_MIPS_32 2
+#define R_ARM_ABS32 2
+#define R_ARM_REL32 3
+#define R_ARM_PC24 1
+#define R_ARM_CALL 28
+#define R_ARM_JUMP24 29
+#define R_ARM_THM_JUMP24 30
+#define R_ARM_THM_PC22 10
+#define R_ARM_MOVW_ABS_NC 43
+#define R_ARM_MOVT_ABS 44
+#define R_ARM_THM_MOVW_ABS_NC 47
+#define R_ARM_THM_MOVT_ABS 48
+#define R_ARM_THM_JUMP19 51
+#define R_AARCH64_ABS64 257
+#define R_AARCH64_PREL64 260
diff --git a/scripts/macos-include/endian.h b/scripts/macos-include/endian.h
new file mode 100644
index 000000000..6a27c4a0b
--- /dev/null
+++ b/scripts/macos-include/endian.h
@@ -0,0 +1,8 @@
+#pragma once
+#include <machine/endian.h>
+#include <libkern/OSByteOrder.h>
+
+#define le16toh(x) OSSwapLittleToHostInt16(x)
+#define le32toh(x) OSSwapLittleToHostInt32(x)
+#define le64toh(x) OSSwapLittleToHostInt64(x)
+#define EM_AARCH64 183
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 4e99393a3..98aee9a4d 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -16,7 +16,10 @@
#include "list.h"
#include "xalloc.h"
+#define _UUID_T
+#define uuid_t int
#include "modpost.h"
+#undef uuid_t
#include "devicetable-offsets.h"
/* We use the ELF typedefs for kernel_ulong_t but bite the bullet and
diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c
index b7296edc6..809602912 100644
--- a/usr/gen_init_cpio.c
+++ b/usr/gen_init_cpio.c
@@ -457,7 +457,7 @@ static int cpio_mkfile(const char *name, const char *location,
goto error;
if (size) {
- this_read = copy_file_range(file, NULL, outfd, NULL, size, 0);
+ // this_read = copy_file_range(file, NULL, outfd, NULL, size, 0);
if (this_read > 0) {
if (this_read > size)
goto error;
@@ -674,7 +674,7 @@ int main (int argc, char *argv[])
break;
case 'o':
outfd = open(optarg,
- O_WRONLY | O_CREAT | O_LARGEFILE | O_TRUNC,
+ O_WRONLY | O_CREAT | O_TRUNC,
0600);
if (outfd < 0) {
fprintf(stderr, "failed to open %s\n", optarg);
--
2.51.2
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