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| -rw-r--r-- | README.md | 68 |
1 files changed, 59 insertions, 9 deletions
@@ -1,13 +1,24 @@ # nvme-cli  - +  NVM-Express user space tooling for Linux. ## Build from source -nvme-cli uses meson as build system. +nvme-cli uses meson as build system. There is more than one way to configure and +build the project in order to mitigate meson dependency on the build +environment. + +If you build on a relative modern system, either use meson directly or the +Makefile wrapper. + +Older distros might ship a too old version of meson, in this case it's possible +to build the project using [samurai](https://github.com/michaelforney/samurai) +and [muon](https://github.com/annacrombie/muon). Both build tools have only a +minimal dependency on the build environment. Too easy this step there is a build +script which helps to setup a build environment. ### nvme-cli dependencies: @@ -15,10 +26,11 @@ nvme-cli uses meson as build system. |---------|------------|-------| | libnvme, libnvme-mi| yes | be either installed or included into the build via meson fallback feature | | json-c | optional | recommended, without all plugins are disabled and json-c output format is disabled | - | libhugetblfs | optional | adds support for hugetblfs | -### Configuring +### Build with meson + +#### Configuring In case libnvme is not installed on the system, it possible to use meson's fallback feature to resolve the dependency. @@ -37,15 +49,42 @@ dependencies should also resolved or not. The options are Note for nvme-cli the 'default' is set to nofallback. -### Building +#### Building $ meson compile -C .build -### Installing +#### Installing # meson install -C .build + +### Build with build.sh wrapper + +The `scripts/build.sh` is used for the CI build but can also be used for +configuring and building the project. + +Running `scripts/build.sh` without any argument builds the project in the +default configuration (meson, gcc and defaults) + +It's possible to change the compiler to clang + +`scripts/builds.sh -c clang` + +or enabling all the fallbacks + +`scripts/build.sh fallback` -### Makefile wrapper +### Minimal static build with muon + +`scripts/build.sh -m muon` will download and build `samurai` and `muon` instead +using `meson` to build the project. This reduces the dependency on the build +environment to: +- gcc +- make +- git + +Furthermore, this configuration will produce a static binary. + +### Build with Makefile wrapper There is a Makefile wrapper for meson for backwards compatibility @@ -58,6 +97,10 @@ RPM build support via Makefile that uses meson $ make rpm +Static binary(no dependency) build support via Makefile that uses meson + + $ make static + If not sure how to use, find the top-level documentation with: $ man nvme @@ -65,7 +108,7 @@ If not sure how to use, find the top-level documentation with: Or find a short summary with: $ nvme help - + ## Distro Support Many popular distributions (Alpine, Arch, Debian, Fedora, FreeBSD, Gentoo, @@ -251,7 +294,7 @@ global resources among various components. For example, when executing `blktests` for the FC transport, the `nvme-cli` udev rules can be triggered. To prevent interference with a test, `blktests` can create a JSON configuration file in `/run/nvme` to inform `nvme-cli` that it should not perform any actions -trigged from the udev context. This behavior can be controlled using the +triggered from the udev context. This behavior can be controlled using the `--context` argument. For example a `blktests` volatile configuration could look like: @@ -283,3 +326,10 @@ a an atomic way. For example create a temporary file without the `.json` file extension in `/run/nvme` and write the contents to this file. When finished use `rename` to add the `'.json'` file name extension. This ensures nvme-cli only sees the complete file. + +## Testing + +For testing purposes a x86_64 AppImage is build from the current HEAD and is +available here: + +https://monom.org/linux-nvme/upload/AppImage/nvme-cli-latest-x86_64.AppImage |