build.txt

Build 32&64 unsquashfs tool with gzip/xz/lzma/lz4/lzo/zstd format

======== zlib ===============
yum install zlib zlib-static

======== liblzma ============
github liblzma-master
./configure --prefix=xxx --disable-xz --disable-xzdec --disable-lzmadec --disable-lzmainfo --enable-small
make && make install

======== squashfs ========
squashfs4.4.tar.gz
do some modify:
1. delete -lm and implement log10 
2. static link zlib/liblzma
3. make unsquashfs


========= Build for aarch64 the same steps but in a arm64 machine =============