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copied!<p><a href="https://github.com/git/git/blob/v1.8.4/Documentation/RelNotes/1.8.4.txt#L210" rel="noreferrer">Since Git 1.8.4</a>, <code>git log</code> has <a href="https://github.com/git/git/blob/v1.8.4/Documentation/RelNotes/1.8.4.txt#L210" rel="noreferrer"><code>-L</code></a> to view the evolution of a range of lines.</p> <p>For example, suppose you look at <code>git blame</code>'s output: </p> <pre><code>((aa27064...))[mlm@macbook:~/w/mlm/git] $ git blame -L150,+11 -- git-web--browse.sh a180055a git-web--browse.sh (Giuseppe Bilotta 2010-12-03 17:47:36 +0100 150) die "The browser $browser is not a180055a git-web--browse.sh (Giuseppe Bilotta 2010-12-03 17:47:36 +0100 151) fi 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 152) fi 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 153) 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 154) case "$browser" in 81f42f11 git-web--browse.sh (Giuseppe Bilotta 2010-12-03 17:47:38 +0100 155) firefox|iceweasel|seamonkey|iceape) 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 156) # Check version because firefox < 2.0 do 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 157) vers=$(expr "$($browser_path -version)" 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 158) NEWTAB='-new-tab' 5d6491c7 git-browse-help.sh (Christian Couder 2007-12-02 06:07:55 +0100 159) test "$vers" -lt 2 && NEWTAB='' a0685a4f git-web--browse.sh (Dmitry Potapov 2008-02-09 23:22:22 -0800 160) "$browser_path" $NEWTAB "$@" & </code></pre> <p>And you want to know the history of what is now line 155.</p> <p>Then:</p> <pre><code>((aa27064...))[mlm@macbook:~/w/mlm/git] $ git log --topo-order --graph -u -L 155,155:git-web--browse.sh * commit 81f42f11496b9117273939c98d270af273c8a463 | Author: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> | Date: Fri Dec 3 17:47:38 2010 +0100 | | web--browse: support opera, seamonkey and elinks | | The list of supported browsers is also updated in the documentation. | | Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> | Signed-off-by: Junio C Hamano <gitster@pobox.com> | | diff --git a/git-web--browse.sh b/git-web--browse.sh | --- a/git-web--browse.sh | +++ b/git-web--browse.sh | @@ -143,1 +143,1 @@ | -firefox|iceweasel) | +firefox|iceweasel|seamonkey|iceape) | * commit a180055a47c6793eaaba6289f623cff32644215b | Author: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> | Date: Fri Dec 3 17:47:36 2010 +0100 | | web--browse: coding style | | Retab and deindent choices in case statements. | | Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> | Signed-off-by: Junio C Hamano <gitster@pobox.com> | | diff --git a/git-web--browse.sh b/git-web--browse.sh | --- a/git-web--browse.sh | +++ b/git-web--browse.sh | @@ -142,1 +142,1 @@ | - firefox|iceweasel) | +firefox|iceweasel) | * commit 5884f1fe96b33d9666a78e660042b1e3e5f9f4d9 Author: Christian Couder <chriscool@tuxfamily.org> Date: Sat Feb 2 07:32:53 2008 +0100 Rename 'git-help--browse.sh' to 'git-web--browse.sh'. Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Junio C Hamano <gitster@pobox.com> diff --git a/git-web--browse.sh b/git-web--browse.sh --- /dev/null +++ b/git-web--browse.sh @@ -0,0 +127,1 @@ + firefox|iceweasel) </code></pre> <p>If you use this functionality frequently, you might find a git alias useful. To do that, put in your <code>~/.gitconfig</code>:</p> <pre><code>[alias] # Follow evolution of certain lines in a file # arg1=file, arg2=first line, arg3=last line or blank for just the first line follow = "!sh -c 'git log --topo-order -u -L $2,${3:-$2}:"$1"'" - </code></pre> <p>And now you can just do <code>git follow git-web--browse.sh 155</code>.</p>

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