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2 changed files with 22 additions and 65 deletions

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@ -1,52 +0,0 @@
NAME := qemush
# qemu Unix user
QEMU_USER := qemu
# sudo as qemu
SUDO_QEMU := sudo -u $(QEMU_USER)
QEMUSH := /usr/local/bin/$(NAME)
SRC_QEMUSH := bin/$(NAME)
# This repo's equivalent of effective qemu Unix user home
SRC_QEMU_HOME := qemu
SRC_QEMU_BIN := $(SRC_QEMU_HOME)/bin
# Actual qemu Unix user home
QEMU_HOME := $(shell echo ~$(QEMU_USER))
QEMU_BIN := $(QEMU_HOME)/bin
# Names of all qemush modules
SRC_MODULES_NAMES := $(notdir $(wildcard $(SRC_QEMU_BIN)/*))
# Target location of modules
MODULES := $(addprefix $(QEMU_BIN)/,$(SRC_MODULES_NAMES))
# Mode to apply
BINS_MODE := 740
# Compiler options
CC := cc
CC_OPTIONS = -O3
# C sources file format
SRC_FMT := c
# Names of C programs to compile
SRC_C_SOURCES_NAMES := $(notdir $(basename $(wildcard $(SRCD)/*.$(SRC_FMT))))
# Location of C binaries
C_BINARIES := $(addprefix $(QEMU_BIN)/,$(SRC_C_SOURCES_NAMES))
# Directories in ~qemu necessary for qemush to work
QEMUSH_DIRS_NAMES := bin launchers images
QEMUSH_DIRS := $(addprefix $(QEMU_HOME)/,$(QEMUSH_DIRS_NAMES))
all: $(QEMUSH_DIRS) $(MODULES) $(C_BINARIES) $(QEMUSH)
$(QEMUSH_DIRS):
$(SUDO_QEMU) mkdir -p $@
$(QEMUSH): $(SRC_QEMUSH)
sudo install -m 755 $^ $@
$(MODULES): $(QEMU_HOME)%: $(SRC_QEMU_HOME)%
$(SUDO_QEMU) install -m $(BINS_MODE) $^ $@
$(C_BINARIES): $(QEMU_BIN)%: $(SRCD)/%.$(SRC_FMT)
$(SUDO_QEMU) $(QEMU_USER) $(CC) $(CC_OPTIONS) -o $@ $^
$(SUDO_QEMU) chmod $(BINS_MODE) $@

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@ -75,27 +75,36 @@ For ease of use, you need to grant every user in the `qemu` group via
`sudo` the right to execute commands as `qemu`. You can find an example `sudo` the right to execute commands as `qemu`. You can find an example
`sudoers` rule in this repo's `etc/sudoers.d` folder. `sudoers` rule in this repo's `etc/sudoers.d` folder.
### Via `Makefile` (recommended) ### Add `qemush` in the `PATH`
Just run the following command at the root of this repository to install Use your preferred way to add the `qemush` script to a folder of `PATH`.
`qemush` (previous step is **mandatory**) : Recommended: copy the script in `/usr/local/bin` to make it effortlessly
system wide.
### Add `qemush` modules in `~qemu/bin`
`qemush` needs reusable script modules like `diskpath` in its custom `bin`
folder located at `~qemu/bin`. You can add them directly via `qemush` from
this repo via the following command :
```sh ```sh
make qemush do 'mkdir -p ~/bin && cp -v qemu/bin/* "$_"'
``` ```
> And what if I don't want to bindly run this obscure `Makefile` ??? ### Extra: add `first-free-port` in `PATH`
You'd be right. The next section is the exhaustive list of steps handled `first-free-port` is a small C program designed accordingly to the Unix
by the `Makefile` for the installation process. philosophy to show in `stdout` the first free (not listening) TCP port
after `argv[1]`, or `argv[1]` if it is free. You will need it to allocate
ports to protocols like SPICE in your launching scripts (example in
`qemu/bin/*-spice`).
### Manual installation (what does the `Makefile` do) Example `qemush` command to add the program to a local `qemu` `bin` folder
:
- Create `images`, `launchers` and `bin` directories in `~qemu` ```sh
- Copy `qemush` scripts parts from `qemu/bin` in `~qemu/bin` with mode qemush do 'mkdir ~/bin && cc -o "${_}/first-free-port" src/first-free-port.c'
`740` ```
- Compile C programs from `src` in `~qemu/bin` with mode `740`
- Copy `bin/qemush` to `/usr/local/bin/qemush` with mode `755`
## Usage ## Usage