Move split_cmdline() to alias.c

[git.git] / Documentation / git-describe.txt

diff --git a/Documentation/git-describe.txt b/Documentation/git-describe.txt
index 0742152b811e23ea304feb368c8d949785e2fdfb..9f6f4831864a3112119bc7d7fec22aa7a72225e5 100644 (file)
--- a/Documentation/git-describe.txt
+++ b/Documentation/git-describe.txt
@@ -13,9 +13,10 @@ SYNOPSIS
 DESCRIPTION
 -----------
 The command finds the most recent tag that is reachable from a
-commit, and if the commit itself is pointed at by the tag, shows
-the tag.  Otherwise, it suffixes the tag name with the number of
-additional commits and the abbreviated object name of the commit.
+commit.  If the tag points to the commit, then only the tag is
+shown.  Otherwise, it suffixes the tag name with the number of
+additional commits on top of the tagged object and the
+abbreviated object name of the most recent commit.
 
 
 OPTIONS
@@ -45,12 +46,33 @@ OPTIONS
        candidates to describe the input committish consider
        up to <n> candidates.  Increasing <n> above 10 will take
        slightly longer but may produce a more accurate result.
+       An <n> of 0 will cause only exact matches to be output.
+
+--exact-match::
+       Only output exact matches (a tag directly references the
+       supplied commit).  This is a synonym for --candidates=0.
 
 --debug::
        Verbosely display information about the searching strategy
        being employed to standard error.  The tag name will still
        be printed to standard out.
 
+--long::
+       Always output the long format (the tag, the number of commits
+       and the abbreviated commit name) even when it matches a tag.
+       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....).
+
+--match <pattern>::
+       Only consider tags matching the given pattern (can be used to avoid
+       leaking private tags made from the repository).
+
+--always::
+       Show uniquely abbreviated commit object as fallback.
+
 EXAMPLES
 --------
 
@@ -123,4 +145,4 @@ Documentation by David Greaves, Junio C Hamano and the git-list <git@vger.kernel
 
 GIT
 ---
-Part of the linkgit:git[7] suite
+Part of the linkgit:git[1] suite