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| author | Gisle Aas <gisle@aas.no> | 2009-10-29 22:29:35 +0100 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2009-10-30 14:46:17 -0700 |
| commit | 492cf3f72f9d8a0308cc42a9ffc00ef782c88a20 (patch) | |
| tree | cab4de42724ff5295f3c9c7285dc75ed01d46bc8 /Documentation/git-describe.txt | |
| parent | 7c3baa9abf0abe15f068d95688bbc27e73a69042 (diff) | |
| download | git-492cf3f72f9d8a0308cc42a9ffc00ef782c88a20.tar.gz | |
More precise description of 'git describe --abbrev'
Also adds a note about why the output in the examples might give
different output today.
Signed-off-by: Gisle Aas <gisle@aas.no>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'Documentation/git-describe.txt')
| -rw-r--r-- | Documentation/git-describe.txt | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/Documentation/git-describe.txt b/Documentation/git-describe.txt index b231dbb947..e9dbca7d87 100644 --- a/Documentation/git-describe.txt +++ b/Documentation/git-describe.txt @@ -44,7 +44,9 @@ OPTIONS --abbrev=<n>:: Instead of using the default 7 hexadecimal digits as the - abbreviated object name, use <n> digits. + abbreviated object name, use <n> digits, or as many digits + as needed to form a unique object name. An <n> of 0 + will suppress long format, only showing the closest tag. --candidates=<n>:: Instead of considering only the 10 most recent tags as @@ -68,8 +70,8 @@ OPTIONS This is useful when you want to see parts of the commit object name in "describe" output, even when the commit in question happens to be a tagged version. Instead of just emitting the tag name, it will - describe such a commit as v1.2-0-deadbeef (0th commit since tag v1.2 - that points at object deadbeef....). + describe such a commit as v1.2-0-gdeadbee (0th commit since tag v1.2 + that points at object deadbee....). --match <pattern>:: Only consider tags matching the given pattern (can be used to avoid @@ -108,7 +110,7 @@ the output shows the reference path as well: [torvalds@g5 git]$ git describe --all --abbrev=4 v1.0.5^2 tags/v1.0.0-21-g975b - [torvalds@g5 git]$ git describe --all HEAD^ + [torvalds@g5 git]$ git describe --all --abbrev=4 HEAD^ heads/lt/describe-7-g975b With --abbrev set to 0, the command can be used to find the @@ -117,6 +119,13 @@ closest tagname without any suffix: [torvalds@g5 git]$ git describe --abbrev=0 v1.0.5^2 tags/v1.0.0 +Note that the suffix you get if you type these commands today may be +longer than what Linus saw above when he ran this command, as your +git repository may have new commits whose object names begin with +975b that did not exist back then, and "-g975b" suffix alone may not +be sufficient to disambiguate these commits. + + SEARCH STRATEGY --------------- |