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examples: general: extract function demonstrating index walking

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This commit is contained in:
Patrick Steinhardt 2016-08-16 09:32:15 +02:00
parent f9a7973dd9
commit c079e3c847
1 changed files with 33 additions and 24 deletions
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57
examples/general.c
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@ -43,6 +43,7 @@
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
static void index_walking(git_repository *repo);
static void reference_listing(git_repository *repo); static void reference_listing(git_repository *repo);
static void config_files(const char *repo_path); static void config_files(const char *repo_path);
@ -426,30 +427,46 @@ int main (int argc, char** argv)
// result in undefined behavior // result in undefined behavior
git_revwalk_free(walk); git_revwalk_free(walk);
// ### Index File Manipulation index_walking(repo);
reference_listing(repo);
config_files(repo_path);
// The [index file API][gi] allows you to read, traverse, update and write // Finally, when you're done with the repository, you can free it as well.
// the Git index file (sometimes thought of as the staging area). git_repository_free(repo);
//
// [gi]: http://libgit2.github.com/libgit2/#HEAD/group/index
printf("\n*Index Walking*\n"); return 0;
}
/**
* ### Index File Manipulation *
* The [index file API][gi] allows you to read, traverse, update and write
* the Git index file (sometimes thought of as the staging area).
*
* [gi]: http://libgit2.github.com/libgit2/#HEAD/group/index
*/
static void index_walking(git_repository *repo)
{
git_index *index; git_index *index;
unsigned int i, ecount; unsigned int i, ecount;
// You can either open the index from the standard location in an open printf("\n*Index Walking*\n");
// repository, as we're doing here, or you can open and manipulate any
// index file with `git_index_open_bare()`. The index for the repository /**
// will be located and loaded from disk. * You can either open the index from the standard location in an open
* repository, as we're doing here, or you can open and manipulate any
* index file with `git_index_open_bare()`. The index for the repository
* will be located and loaded from disk.
*/
git_repository_index(&index, repo); git_repository_index(&index, repo);
// For each entry in the index, you can get a bunch of information /**
// including the SHA (oid), path and mode which map to the tree objects * For each entry in the index, you can get a bunch of information
// that are written out. It also has filesystem properties to help * including the SHA (oid), path and mode which map to the tree objects
// determine what to inspect for changes (ctime, mtime, dev, ino, uid, * that are written out. It also has filesystem properties to help
// gid, file_size and flags) All these properties are exported publicly in * determine what to inspect for changes (ctime, mtime, dev, ino, uid,
// the `git_index_entry` struct * gid, file_size and flags) All these properties are exported publicly in
* the `git_index_entry` struct
*/
ecount = git_index_entrycount(index); ecount = git_index_entrycount(index);
for (i = 0; i < ecount; ++i) { for (i = 0; i < ecount; ++i) {
const git_index_entry *e = git_index_get_byindex(index, i); const git_index_entry *e = git_index_get_byindex(index, i);
@ -460,14 +477,6 @@ int main (int argc, char** argv)
} }
git_index_free(index); git_index_free(index);
reference_listing(repo);
config_files(repo_path);
// Finally, when you're done with the repository, you can free it as well.
git_repository_free(repo);
return 0;
} }
/** /**