int git_reference__read_head(
git_reference **out,
git_repository *repo,
const char *path)
{
git_buf reference = GIT_BUF_INIT;
char *name = NULL;
int error;
if ((error = git_futils_readbuffer(&reference, path)) < 0)
goto out;
git_buf_rtrim(&reference);
if (git__strncmp(reference.ptr, GIT_SYMREF, strlen(GIT_SYMREF)) == 0) {
git_buf_consume(&reference, reference.ptr + strlen(GIT_SYMREF));
name = git_path_basename(path);
if ((*out = git_reference__alloc_symbolic(name, reference.ptr)) == NULL) {
error = -1;
goto out;
}
} else {
if ((error = git_reference_lookup(out, repo, reference.ptr)) < 0)
goto out;
}
out:
git__free(name);
git_buf_free(&reference);
return error;
}
static char *get_filename(const char *in)
{
char *search_dirname, *search_filename, *filename = NULL;
git_buf out = GIT_BUF_INIT;
DIR *dir;
struct dirent *de;
cl_assert(search_dirname = git_path_dirname(in));
cl_assert(search_filename = git_path_basename(in));
cl_assert(dir = opendir(search_dirname));
while ((de = readdir(dir))) {
if (strcasecmp(de->d_name, search_filename) == 0) {
git_buf_join(&out, '/', search_dirname, de->d_name);
filename = git_buf_detach(&out);
break;
}
}
closedir(dir);
git__free(search_dirname);
git__free(search_filename);
git_buf_dispose(&out);
return filename;
}
static char *get_filename(const char *in)
{
#ifdef GIT_WIN32
HANDLE fh;
HMODULE kerneldll;
char *filename;
typedef DWORD (__stdcall *getfinalpathname)(HANDLE, LPSTR, DWORD, DWORD);
getfinalpathname getfinalpathfn;
cl_assert(filename = malloc(MAX_PATH));
cl_assert(kerneldll = LoadLibrary("kernel32.dll"));
cl_assert(getfinalpathfn = (getfinalpathname)GetProcAddress(kerneldll, "GetFinalPathNameByHandleA"));
cl_assert(fh = CreateFileA(in, FILE_READ_ATTRIBUTES | STANDARD_RIGHTS_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL));
cl_win32_pass(getfinalpathfn(fh, filename, MAX_PATH, VOLUME_NAME_DOS));
CloseHandle(fh);
git_path_mkposix(filename);
return filename;
#else
char *search_dirname, *search_filename, *filename = NULL;
git_buf out = GIT_BUF_INIT;
DIR *dir;
struct dirent *de;
cl_assert(search_dirname = git_path_dirname(in));
cl_assert(search_filename = git_path_basename(in));
cl_assert(dir = opendir(search_dirname));
while ((de = readdir(dir))) {
if (strcasecmp(de->d_name, search_filename) == 0) {
git_buf_join(&out, '/', search_dirname, de->d_name);
filename = git_buf_detach(&out);
break;
}
}
closedir(dir);
git__free(search_dirname);
git__free(search_filename);
git_buf_free(&out);
return filename;
#endif
}
static void
check_basename(const char *A, const char *B)
{
git_buf base = GIT_BUF_INIT;
char *base2;
cl_assert(git_path_basename_r(&base, A) >= 0);
cl_assert_equal_s(B, base.ptr);
git_buf_dispose(&base);
cl_assert((base2 = git_path_basename(A)) != NULL);
cl_assert_equal_s(B, base2);
git__free(base2);
}
