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Diffstat (limited to 'Documentation/core-tutorial.txt')
| -rw-r--r-- | Documentation/core-tutorial.txt | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/Documentation/core-tutorial.txt b/Documentation/core-tutorial.txt index 4513ad6..c3eaa38 100644 --- a/Documentation/core-tutorial.txt +++ b/Documentation/core-tutorial.txt @@ -66,9 +66,9 @@ your new project. You will now have a `.git` directory, and you can inspect that with `ls`. For your new empty project, it should show you three entries, among other things: - - a symlink called `HEAD`, pointing to `refs/heads/master` (if your - platform does not have native symlinks, it is a file containing the - line "ref: refs/heads/master") + - a file called `HEAD`, that has `ref: refs/heads/master` in it. + This is similar to a symbolic link and points at + `refs/heads/master` relative to the `HEAD` file. + Don't worry about the fact that the file that the `HEAD` link points to doesn't even exist yet -- you haven't created the commit that will @@ -89,7 +89,7 @@ of different 'heads' of development (aka 'branches'), and to any repository. One note: the special `master` head is the default branch, which is -why the `.git/HEAD` file was created as a symlink to it even if it +why the `.git/HEAD` file was created points to it even if it doesn't yet exist. Basically, the `HEAD` link is supposed to always point to the branch you are working on right now, and you always start out expecting to work on the `master` branch. @@ -133,8 +133,8 @@ $ echo "Hello World" >hello $ echo "Silly example" >example ------------------------------------------------ -you have now created two files in your working tree (aka 'working directory'), but to -actually check in your hard work, you will have to go through two steps: +you have now created two files in your working tree (aka 'working directory'), +but to actually check in your hard work, you will have to go through two steps: - fill in the 'index' file (aka 'cache') with the information about your working tree state. @@ -173,8 +173,8 @@ and see two files: .git/objects/f2/4c74a2e500f5ee1332c86b94199f52b1d1d962 ---------------- -which correspond with the objects with names of 557db... and f24c7.. -respectively. +which correspond with the objects with names of `557db...` and +`f24c7...` respectively. If you want to, you can use `git-cat-file` to look at those objects, but you'll have to use the object name, not the filename of the object: @@ -191,7 +191,7 @@ regular file), and you can see the contents with $ git-cat-file "blob" 557db03 ---------------- -which will print out "Hello World". The object 557db03 is nothing +which will print out "Hello World". The object `557db03` is nothing more than the contents of your file `hello`. [NOTE] @@ -530,8 +530,8 @@ various diff-\* commands compare things. +-----------+ ============ -More interestingly, you can also give `git-diff-tree` the `-v` flag, which -tells it to also show the commit message and author and date of the +More interestingly, you can also give `git-diff-tree` the `--pretty` flag, +which tells it to also show the commit message and author and date of the commit, and you can tell it to show a whole series of diffs. Alternatively, you can tell it to be "silent", and not show the diffs at all, but just show the actual commit message. @@ -814,17 +814,11 @@ $ git checkout master branch you happen to be on, a simple ------------ -$ ls -l .git/HEAD ------------- - -will tell you where it's pointing (Note that on platforms with bad or no -symlink support, you have to execute - ------------- $ cat .git/HEAD ------------ -instead). To get the list of branches you have, you can say +will tell you where it's pointing. To get the list of branches +you have, you can say ------------ $ git branch @@ -863,7 +857,9 @@ $ git commit -m 'Some work.' hello Here, we just added another line to `hello`, and we used a shorthand for doing both `git-update-index hello` and `git commit` by just giving the -filename directly to `git commit`. The `-m` flag is to give the +filename directly to `git commit`, with an `-i` flag (it tells +git to 'include' that file in addition to what you have done to +the index file so far when making the commit). The `-m` flag is to give the commit log message from the command line. Now, to make it a bit more interesting, let's assume that somebody else @@ -924,7 +920,7 @@ file, which had no differences in the `mybranch` branch), and say: ... Auto-merging hello CONFLICT (content): Merge conflict in hello - Automatic merge failed/prevented; fix up by hand + Automatic merge failed; fix up by hand ---------------- which is way too verbose, but it basically tells you that it failed the @@ -964,7 +960,7 @@ Another useful tool, especially if you do not always work in X-Window environment, is `git show-branch`. ------------------------------------------------ -$ git show-branch master mybranch +$ git show-branch --topo-order master mybranch * [master] Merge work in mybranch ! [mybranch] Some work. -- @@ -1006,6 +1002,7 @@ would be different) ---------------- Updating from ae3a2da... to a80b4aa.... +Fast forward example | 1 + hello | 1 + 2 files changed, 2 insertions(+), 0 deletions(-) |