Revspec Repository::revparse(const char * spec) const
{
git_revspec revspec;
if (git_revparse(&revspec, repo_, spec))
throw revparse_error(spec);
return Revspec(revspec, *this);
}
static int parse_revision(struct parse_state *ps, const char *revstr)
{
git_revspec rs;
char str[GIT_OID_HEXSZ + 1];
if (!ps->repo) {
if (!ps->repodir)
ps->repodir = ".";
check(git_repository_open_ext(&ps->repo, ps->repodir, 0, NULL),
"Could not open repository from", ps->repodir);
}
check(git_revparse(&rs, ps->repo, revstr), "Could not parse", revstr);
if ((rs.flags & GIT_REVPARSE_SINGLE) != 0) {
git_oid_tostr(str, sizeof(str), git_object_id(rs.from));
printf("%s\n", str);
git_object_free(rs.from);
}
else if ((rs.flags & GIT_REVPARSE_RANGE) != 0) {
git_oid_tostr(str, sizeof(str), git_object_id(rs.to));
printf("%s\n", str);
git_object_free(rs.to);
if ((rs.flags & GIT_REVPARSE_MERGE_BASE) != 0) {
git_oid base;
check(git_merge_base(&base, ps->repo,
git_object_id(rs.from), git_object_id(rs.to)),
"Could not find merge base", revstr);
git_oid_tostr(str, sizeof(str), &base);
printf("%s\n", str);
}
git_oid_tostr(str, sizeof(str), git_object_id(rs.from));
printf("^%s\n", str);
git_object_free(rs.from);
}
else {
check(0, "Invalid results from git_revparse", revstr);
}
return 0;
}
static int push_range(git_repository *repo, git_revwalk *walk, const char *range, int hide)
{
git_revspec revspec;
int error = 0;
if ((error = git_revparse(&revspec, repo, range)))
return error;
if (revspec.flags & GIT_REVPARSE_MERGE_BASE) {
/* TODO: support "<commit>...<commit>" */
return GIT_EINVALIDSPEC;
}
if ((error = push_commit(walk, git_object_id(revspec.from), !hide)))
goto out;
error = push_commit(walk, git_object_id(revspec.to), hide);
out:
git_object_free(revspec.from);
git_object_free(revspec.to);
return error;
}
int git_revwalk_push_range(git_revwalk *walk, const char *range)
{
git_revspec revspec;
int error = 0;
if ((error = git_revparse(&revspec, walk->repo, range)))
return error;
if (revspec.flags & GIT_REVPARSE_MERGE_BASE) {
/* TODO: support "<commit>...<commit>" */
giterr_set(GITERR_INVALID, "Symmetric differences not implemented in revwalk");
return GIT_EINVALIDSPEC;
}
if ((error = push_commit(walk, git_object_id(revspec.from), 1, false)))
goto out;
error = push_commit(walk, git_object_id(revspec.to), 0, false);
out:
git_object_free(revspec.from);
git_object_free(revspec.to);
return error;
}
