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Simplify diff example using revparse

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When the examples/diff.c was written, there was not yet a revparse
API.  Now we can use it to make command line parsing way better
with less code.  Yay!
This commit is contained in:
Russell Belfer 2013-03-02 13:52:38 -08:00
parent 1631147c19
commit 7bd53bf385
1 changed files with 1 additions and 20 deletions
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21
examples/diff.c
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@ -15,28 +15,9 @@ static int resolve_to_tree(
git_repository *repo, const char *identifier, git_tree **tree) git_repository *repo, const char *identifier, git_tree **tree)
{ {
int err = 0; int err = 0;
size_t len = strlen(identifier);
git_oid oid;
git_object *obj = NULL; git_object *obj = NULL;
/* try to resolve as OID */ if (git_revparse_single(&obj, repo, identifier) < 0)
if (git_oid_fromstrn(&oid, identifier, len) == 0)
git_object_lookup_prefix(&obj, repo, &oid, len, GIT_OBJ_ANY);
/* try to resolve as reference */
if (obj == NULL) {
git_reference *ref, *resolved;
if (git_reference_lookup(&ref, repo, identifier) == 0) {
git_reference_resolve(&resolved, ref);
git_reference_free(ref);
if (resolved) {
git_object_lookup(&obj, repo, git_reference_target(resolved), GIT_OBJ_ANY);
git_reference_free(resolved);
}
}
}
if (obj == NULL)
return GIT_ENOTFOUND; return GIT_ENOTFOUND;
switch (git_object_type(obj)) { switch (git_object_type(obj)) {