qemu-0/hw/3dfx      - Overlay for QEMU source tree to add 3Dfx Glide pass-through device model
qemu-1/hw/mesa      - Overlay for QEMU source tree to add MESA GL pass-through device mode
scripts/sign_commit - Script for stamping commit id
wrapper             - Glide wrappers for supported guest OS/environment (DOS/Windows/DJGPP/Linux)
wrapqgl             - MESA GL wrapper for supported guest OS/environment (Windows)

00-qemu520-mesa-glide.patch - Patch for QEMU version 5.2x (MESA & Glide)
01-qemu411-mesa-glide.patch - Patch for QEMU version 4.xx (MESA & Glide)
02-qemu311-mesa-glide.patch - Patch for QEMU version 3.xx (MESA & Glide)
99-3dfx.patch               - Patch for QEMU version 1.6.x to 2.12.1 (deprecated)
99-oldqemu.patch            - Additional patch for QEMU version < 2.10 (deprecated)

$ mkdir ~/myqemu && cd ~/myqemu
$ git clone https://github.com/kjliew/qemu-3dfx.git
$ cd qemu-3dfx
$ wget https://download.qemu.org/qemu-5.2.0.tar.xz
$ tar xf qemu-5.2.0.tar.xz
$ cd qemu-5.2.0
$ rsync -r ../qemu-0/hw/3dfx ./hw/
$ rsync -r ../qemu-1/hw/mesa ./hw/
$ patch -p0 -i ../00-qemu520-mesa-glide.patch
$ ../scripts/sign_commit
$ mkdir ../build && cd ../build
$ ../qemu-5.2.0/configure && make

$ cd ~/myqemu/qemu-3dfx/wrapper
$ mkdir build && cd build
$ cp ../src/Makefile.in ./Makefile
$ make && make clean

$ cd ~/myqemu/qemu-3dfx/wrapqgl
$ mkdir build && cd build
$ cp ../src/Makefile.in ./Makefile
$ make && make clean