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#include "git.h"
#include <array>
#include <cerrno>
#include <exceptions.h>
#include <numeric.h>
#include <sys/stat.h>
#include <types.h>
namespace GitFS::Git {
template<>
[[noreturn]] void
throwError<NetFS::SystemError>(int err)
{
if (err == GIT_ENOTFOUND) {
throw NetFS::SystemError(ENOENT);
}
throw NetFS::SystemError(EIO);
}
template<>
[[noreturn]] void
throwError<NetFS::ConfigError>(int)
{
throw NetFS::ConfigError();
}
git_oid
oidParse(const std::string_view str)
{
git_oid oid;
gitSafe<NetFS::ConfigError>(git_oid_fromstrn, &oid, str.data(), str.length());
return oid;
}
RepositoryPtr
repositoryOpenBare(const std::string & path)
{
return gitSafeGet<NetFS::ConfigError>(git_repository_open_bare, git_repository_free, path.c_str());
}
BlobPtr
blobLookup(const RepositoryPtr & repo, const git_oid & blob)
{
return gitSafeGet<NetFS::SystemError>(git_blob_lookup, git_blob_free, repo.get(), &blob);
}
CommitPtr
commitLookup(const RepositoryPtr & repo, const git_oid & commitId)
{
return gitSafeGet<NetFS::ConfigError>(git_commit_lookup, git_commit_free, repo.get(), &commitId);
}
TreePtr
treeLookup(const RepositoryPtr & repo, const git_oid & treeId)
{
return gitSafeGet<NetFS::SystemError>(git_tree_lookup, git_tree_free, repo.get(), &treeId);
}
TreeEntryPtr
treeEntryByPath(const TreePtr & tree, const std::string & path)
{
// NOLINTNEXTLINE(cppcoreguidelines-pro-bounds-pointer-arithmetic) Skip leading / with C interface
return gitSafeGet<NetFS::SystemError>(git_tree_entry_bypath, git_tree_entry_free, tree.get(), path.c_str() + 1);
}
RefPtr
commitish(const RepositoryPtr & repo, const std::string & name)
{
return gitSafeGet<NetFS::ConfigError>(git_reference_dwim, git_reference_free, repo.get(), name.c_str());
}
RefPtr
resolve(const RefPtr & ref)
{
return gitSafeGet<NetFS::ConfigError>(git_reference_resolve, git_reference_free, ref.get());
}
}
namespace NetFS {
Attr &
operator<<(Attr & attr, const git_tree_entry & entry)
{
attr.mode = git_tree_entry_filemode(&entry);
if (S_ISDIR(attr.mode)) {
attr.mode |= S_IXUSR | S_IXGRP | S_IXOTH | S_IRUSR | S_IRGRP | S_IROTH;
}
else if (S_ISLNK(attr.mode)) {
attr.mode |= S_IRUSR | S_IRGRP | S_IROTH;
}
else {
attr.mode ^= S_IWUSR;
}
return attr;
}
Attr &
operator<<(Attr & attr, const git_commit & commit)
{
attr.ctime = attr.atime = attr.mtime = git_commit_time(&commit);
return attr;
}
Attr &
operator<<(Attr & attr, const git_blob & blob)
{
attr.blockSize = 1;
attr.blocks = attr.size = safe {git_blob_rawsize(&blob)};
return attr;
}
}
namespace std {
std::ostream &
operator<<(std::ostream & strm, const git_oid & oid)
{
std::array<char, GIT_OID_HEXSZ + 1> str {};
git_oid_tostr(str.data(), str.size(), &oid);
strm.write(str.data(), GIT_OID_HEXSZ);
return strm;
}
}
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