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Makefile: Add EXTRA_VERSION
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Add this new make variable so users can specify build information
without modifying the runc version nor the source code.

Signed-off-by: Rodrigo Campos <[email protected]>
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rata committed Aug 15, 2024
1 parent f4cc3d8 commit cc2078c
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3 changes: 2 additions & 1 deletion Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,8 @@ BUILDTAGS ?= seccomp urfave_cli_no_docs
BUILDTAGS += $(EXTRA_BUILDTAGS)

COMMIT ?= $(shell git describe --dirty --long --always)
VERSION := $(shell cat ./VERSION)
EXTRA_VERSION :=
VERSION := $(shell cat ./VERSION)$(EXTRA_VERSION)
LDFLAGS_COMMON := -X main.gitCommit=$(COMMIT) -X main.version=$(VERSION)

GOARCH := $(shell $(GO) env GOARCH)
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11 changes: 11 additions & 0 deletions README.md
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Expand Up @@ -86,6 +86,17 @@ sudo make install

`runc` will be installed to `/usr/local/sbin/runc` on your system.

#### Version string customization

You can see the runc version by running `runc --version`. You can append a custom string to the
version using the `EXTRA_VERSION` make variable when building, e.g.:

```bash
make EXTRA_VERSION="+build-1"
```

Bear in mind to include some separator for readability.

#### Build Tags

`runc` supports optional build tags for compiling support of various features,
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