Initial commit from Ventoy@7cbdc5c

BUSYBOX/build.txt

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+======== How to build ash/hexdump/xzcat for aarch64 ======== 
+#How to get ash.config/hexdump.cofig/xzcat.config
+#ARCH=arm64 CROSS_COMPILE=aarch64-linux- make allnoconfig
+#ARCH=arm64 CROSS_COMPILE=aarch64-linux- make menuconfig 
+#----> enable static build
+#----> enable xzcat
+#get aarch64_xzcat.config
+
+tar xf busybox-1.32.0.tar.bz2
+cd busybox-1.32.0
+copy aarch64_xzcat.config as .config
+ARCH=arm64 CROSS_COMPILE=aarch64-linux- make 
+rename ./busybox to xzcat
+
+
+======== How to build ash/hexdump/xzcat for mips64el ======== 
+#download mips64el-musl cross toolchain from https://github.com/ventoy/musl-cross-make/releases/download/latest/
+#How to get ash.config/hexdump.cofig/xzcat.config
+#ARCH=mips CROSS_COMPILE=mips64el-linux-musl- make allnoconfig "CFLAGS+=-mips64r2 -mabi=64 -Os" "LDFLAGS+=-mips64r2 -mabi=64 -Os"
+#ARCH=mips CROSS_COMPILE=mips64el-linux-musl- make menuconfig  "CFLAGS+=-mips64r2 -mabi=64 -Os" "LDFLAGS+=-mips64r2 -mabi=64 -Os"
+#----> enable static build
+#----> enable xzcat
+#get mips64el_xzcat.config
+
+tar xf busybox-1.32.0.tar.bz2
+cd busybox-1.32.0
+copy mips64el_xzcat.config as .config
+ARCH=mips CROSS_COMPILE=mips64el-linux-musl- make "CFLAGS+=-mips64r2 -mabi=64 -Os" "LDFLAGS+=-mips64r2 -mabi=64 -Os"
+rename ./busybox to xzcat
+
+
+======== How to build full busybox =========
+#make defconfig
+#make menuconfig  select static build
+
+======== How to build ash/hexdump/xzcat for x86_64 ==========
+#How to get ash.config/hexdump.cofig/xzcat.config
+#make allnoconfig
+#make menuconfig 
+#----> enable static build
+#----> enable xzcat
+#get x86_64_xzcat.config
+
+
+tar xf busybox-1.32.0.tar.bz2
+cd busybox-1.32.0
+copy x86_64_xzcat.config as .config
+modify Makefile
+CC		= gcc -specs "/usr/local/musl/lib/musl-gcc.specs"
+MODFLAGS	= -DMODULE -specs "/usr/local/musl/lib/musl-gcc.specs"
+make
+rename ./busybox to xzcat
+
+
+

BUSYBOX/chmod/build.sh

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+#!/bin/sh
+
+DSTDIR1=../../IMG/cpio_x86/ventoy/busybox
+DSTDIR2=../../IMG/cpio_arm64/ventoy/busybox
+DSTDIR3=../../IMG/cpio_mips64/ventoy/busybox
+
+rm -f vtchmod32 vtchmod64 vtchmod64_musl vtchmodaa64
+rm -f $DSTDIR1/vtchmod32 $DSTDIR1/vtchmod64 $DSTDIR2/vtchmodaa64 $DSTDIR3/vtchmodm64e
+
+/opt/diet32/bin/diet  gcc  -Os -m32  vtchmod.c -o  vtchmod32
+/opt/diet64/bin/diet  gcc  -Os       vtchmod.c -o  vtchmod64
+aarch64-linux-gcc -Os -static vtchmod.c -o  vtchmodaa64
+aarch64-linux-strip --strip-all vtchmodaa64
+
+mips64el-linux-musl-gcc  -mips64r2 -mabi=64 -Os -static vtchmod.c -o  vtchmodm64e
+mips64el-linux-musl-strip --strip-all vtchmodm64e
+
+
+gcc -specs "/usr/local/musl/lib/musl-gcc.specs" -Os -static vtchmod.c -o  vtchmod64_musl
+strip --strip-all vtchmod64_musl
+
+chmod 777 vtchmod32
+chmod 777 vtchmod64
+chmod 777 vtchmodaa64
+chmod 777 vtchmod64_musl
+chmod 777 vtchmodm64e
+
+cp -a vtchmod32 $DSTDIR1/
+cp -a vtchmod64 $DSTDIR1/
+cp -a vtchmod64_musl $DSTDIR1/
+cp -a vtchmodaa64 $DSTDIR2/
+cp -a vtchmodm64e $DSTDIR3/
+

BUSYBOX/chmod/vtchmod.c

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+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>  
+#include <sys/stat.h>
+#include <sys/utsname.h>
+
+int main(int argc, char **argv)
+{
+    if (argc != 2)
+    {
+        return 1;
+    }
+
+    if (argv[1][0] == '-' && argv[1][1] == '6')
+    {
+        struct utsname buf;
+        if (0 == uname(&buf))
+        {
+            if (strstr(buf.machine, "amd64"))
+            {
+                return 0;
+            }
+            
+            if (strstr(buf.machine, "x86_64"))
+            {
+                return 0;
+            }
+        }
+        return 1;
+    }
+
+    return chmod(argv[1], 0777);
+}
+