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-rw-r--r--Documentation/MyFirstObjectWalk.txt31
1 files changed, 26 insertions, 5 deletions
diff --git a/Documentation/MyFirstObjectWalk.txt b/Documentation/MyFirstObjectWalk.txt
index 45eb84d8b4..ca267941f3 100644
--- a/Documentation/MyFirstObjectWalk.txt
+++ b/Documentation/MyFirstObjectWalk.txt
@@ -58,14 +58,19 @@ running, enable trace output by setting the environment variable `GIT_TRACE`.
Add usage text and `-h` handling, like all subcommands should consistently do
(our test suite will notice and complain if you fail to do so).
+We'll need to include the `parse-options.h` header.
----
+#include "parse-options.h"
+
+...
+
int cmd_walken(int argc, const char **argv, const char *prefix)
{
const char * const walken_usage[] = {
N_("git walken"),
NULL,
- }
+ };
struct option options[] = {
OPT_END()
};
@@ -195,9 +200,14 @@ Similarly to the default values, we don't have anything to do here yet
ourselves; however, we should call `git_default_config()` if we aren't calling
any other existing config callbacks.
-Add a new function to `builtin/walken.c`:
+Add a new function to `builtin/walken.c`.
+We'll also need to include the `config.h` header:
----
+#include "config.h"
+
+...
+
static int git_walken_config(const char *var, const char *value, void *cb)
{
/*
@@ -229,8 +239,14 @@ typically done by calling `repo_init_revisions()` with the repository you intend
to target, as well as the `prefix` argument of `cmd_walken` and your `rev_info`
struct.
-Add the `struct rev_info` and the `repo_init_revisions()` call:
+Add the `struct rev_info` and the `repo_init_revisions()` call.
+We'll also need to include the `revision.h` header:
+
----
+#include "revision.h"
+
+...
+
int cmd_walken(int argc, const char **argv, const char *prefix)
{
/* This can go wherever you like in your declarations.*/
@@ -624,9 +640,14 @@ static void walken_object_walk(struct rev_info *rev)
----
Let's start by calling just the unfiltered walk and reporting our counts.
-Complete your implementation of `walken_object_walk()`:
+Complete your implementation of `walken_object_walk()`.
+We'll also need to include the `list-objects.h` header.
----
+#include "list-objects.h"
+
+...
+
traverse_commit_list(rev, walken_show_commit, walken_show_object, NULL);
printf("commits %d\nblobs %d\ntags %d\ntrees %d\n", commit_count,
@@ -697,7 +718,7 @@ First, we'll need to `#include "list-objects-filter-options.h"` and set up the
----
static void walken_object_walk(struct rev_info *rev)
{
- struct list_objects_filter_options filter_options = {};
+ struct list_objects_filter_options filter_options = { 0 };
...
----