diff options
Diffstat (limited to 'extra/git2/src/call.rs')
| -rw-r--r-- | extra/git2/src/call.rs | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/extra/git2/src/call.rs b/extra/git2/src/call.rs deleted file mode 100644 index d9fd23468..000000000 --- a/extra/git2/src/call.rs +++ /dev/null @@ -1,246 +0,0 @@ -#![macro_use] -use libc; - -use crate::Error; - -macro_rules! call { - (raw::$p:ident ($($e:expr),*)) => ( - raw::$p($(crate::call::convert(&$e)),*) - ) -} - -macro_rules! try_call { - (raw::$p:ident ($($e:expr),*)) => ({ - match crate::call::c_try(raw::$p($(crate::call::convert(&$e)),*)) { - Ok(o) => o, - Err(e) => { crate::panic::check(); return Err(e) } - } - }) -} - -macro_rules! try_call_iter { - ($($f:tt)*) => { - match call!($($f)*) { - 0 => {} - raw::GIT_ITEROVER => return None, - e => return Some(Err(crate::call::last_error(e))) - } - } -} - -#[doc(hidden)] -pub trait Convert<T> { - fn convert(&self) -> T; -} - -pub fn convert<T, U: Convert<T>>(u: &U) -> T { - u.convert() -} - -pub fn c_try(ret: libc::c_int) -> Result<libc::c_int, Error> { - match ret { - n if n < 0 => Err(last_error(n)), - n => Ok(n), - } -} - -pub fn last_error(code: libc::c_int) -> Error { - // nowadays this unwrap is safe as `Error::last_error` always returns - // `Some`. - Error::last_error(code).unwrap() -} - -mod impls { - use std::ffi::CString; - use std::ptr; - - use libc; - - use crate::call::Convert; - use crate::{raw, BranchType, ConfigLevel, Direction, ObjectType, ResetType}; - use crate::{ - AutotagOption, DiffFormat, FetchPrune, FileFavor, SubmoduleIgnore, SubmoduleUpdate, - }; - - impl<T: Copy> Convert<T> for T { - fn convert(&self) -> T { - *self - } - } - - impl Convert<libc::c_int> for bool { - fn convert(&self) -> libc::c_int { - *self as libc::c_int - } - } - impl<'a, T> Convert<*const T> for &'a T { - fn convert(&self) -> *const T { - *self as *const T - } - } - impl<'a, T> Convert<*mut T> for &'a mut T { - fn convert(&self) -> *mut T { - &**self as *const T as *mut T - } - } - impl<T> Convert<*const T> for *mut T { - fn convert(&self) -> *const T { - *self as *const T - } - } - - impl Convert<*const libc::c_char> for CString { - fn convert(&self) -> *const libc::c_char { - self.as_ptr() - } - } - - impl<T, U: Convert<*const T>> Convert<*const T> for Option<U> { - fn convert(&self) -> *const T { - self.as_ref().map(|s| s.convert()).unwrap_or(ptr::null()) - } - } - - impl<T, U: Convert<*mut T>> Convert<*mut T> for Option<U> { - fn convert(&self) -> *mut T { - self.as_ref() - .map(|s| s.convert()) - .unwrap_or(ptr::null_mut()) - } - } - - impl Convert<raw::git_reset_t> for ResetType { - fn convert(&self) -> raw::git_reset_t { - match *self { - ResetType::Soft => raw::GIT_RESET_SOFT, - ResetType::Hard => raw::GIT_RESET_HARD, - ResetType::Mixed => raw::GIT_RESET_MIXED, - } - } - } - - impl Convert<raw::git_direction> for Direction { - fn convert(&self) -> raw::git_direction { - match *self { - Direction::Push => raw::GIT_DIRECTION_PUSH, - Direction::Fetch => raw::GIT_DIRECTION_FETCH, - } - } - } - - impl Convert<raw::git_object_t> for ObjectType { - fn convert(&self) -> raw::git_object_t { - match *self { - ObjectType::Any => raw::GIT_OBJECT_ANY, - ObjectType::Commit => raw::GIT_OBJECT_COMMIT, - ObjectType::Tree => raw::GIT_OBJECT_TREE, - ObjectType::Blob => raw::GIT_OBJECT_BLOB, - ObjectType::Tag => raw::GIT_OBJECT_TAG, - } - } - } - - impl Convert<raw::git_object_t> for Option<ObjectType> { - fn convert(&self) -> raw::git_object_t { - self.unwrap_or(ObjectType::Any).convert() - } - } - - impl Convert<raw::git_branch_t> for BranchType { - fn convert(&self) -> raw::git_branch_t { - match *self { - BranchType::Remote => raw::GIT_BRANCH_REMOTE, - BranchType::Local => raw::GIT_BRANCH_LOCAL, - } - } - } - - impl Convert<raw::git_branch_t> for Option<BranchType> { - fn convert(&self) -> raw::git_branch_t { - self.map(|s| s.convert()).unwrap_or(raw::GIT_BRANCH_ALL) - } - } - - impl Convert<raw::git_config_level_t> for ConfigLevel { - fn convert(&self) -> raw::git_config_level_t { - match *self { - ConfigLevel::ProgramData => raw::GIT_CONFIG_LEVEL_PROGRAMDATA, - ConfigLevel::System => raw::GIT_CONFIG_LEVEL_SYSTEM, - ConfigLevel::XDG => raw::GIT_CONFIG_LEVEL_XDG, - ConfigLevel::Global => raw::GIT_CONFIG_LEVEL_GLOBAL, - ConfigLevel::Local => raw::GIT_CONFIG_LEVEL_LOCAL, - ConfigLevel::App => raw::GIT_CONFIG_LEVEL_APP, - ConfigLevel::Highest => raw::GIT_CONFIG_HIGHEST_LEVEL, - } - } - } - - impl Convert<raw::git_diff_format_t> for DiffFormat { - fn convert(&self) -> raw::git_diff_format_t { - match *self { - DiffFormat::Patch => raw::GIT_DIFF_FORMAT_PATCH, - DiffFormat::PatchHeader => raw::GIT_DIFF_FORMAT_PATCH_HEADER, - DiffFormat::Raw => raw::GIT_DIFF_FORMAT_RAW, - DiffFormat::NameOnly => raw::GIT_DIFF_FORMAT_NAME_ONLY, - DiffFormat::NameStatus => raw::GIT_DIFF_FORMAT_NAME_STATUS, - DiffFormat::PatchId => raw::GIT_DIFF_FORMAT_PATCH_ID, - } - } - } - - impl Convert<raw::git_merge_file_favor_t> for FileFavor { - fn convert(&self) -> raw::git_merge_file_favor_t { - match *self { - FileFavor::Normal => raw::GIT_MERGE_FILE_FAVOR_NORMAL, - FileFavor::Ours => raw::GIT_MERGE_FILE_FAVOR_OURS, - FileFavor::Theirs => raw::GIT_MERGE_FILE_FAVOR_THEIRS, - FileFavor::Union => raw::GIT_MERGE_FILE_FAVOR_UNION, - } - } - } - - impl Convert<raw::git_submodule_ignore_t> for SubmoduleIgnore { - fn convert(&self) -> raw::git_submodule_ignore_t { - match *self { - SubmoduleIgnore::Unspecified => raw::GIT_SUBMODULE_IGNORE_UNSPECIFIED, - SubmoduleIgnore::None => raw::GIT_SUBMODULE_IGNORE_NONE, - SubmoduleIgnore::Untracked => raw::GIT_SUBMODULE_IGNORE_UNTRACKED, - SubmoduleIgnore::Dirty => raw::GIT_SUBMODULE_IGNORE_DIRTY, - SubmoduleIgnore::All => raw::GIT_SUBMODULE_IGNORE_ALL, - } - } - } - - impl Convert<raw::git_submodule_update_t> for SubmoduleUpdate { - fn convert(&self) -> raw::git_submodule_update_t { - match *self { - SubmoduleUpdate::Checkout => raw::GIT_SUBMODULE_UPDATE_CHECKOUT, - SubmoduleUpdate::Rebase => raw::GIT_SUBMODULE_UPDATE_REBASE, - SubmoduleUpdate::Merge => raw::GIT_SUBMODULE_UPDATE_MERGE, - SubmoduleUpdate::None => raw::GIT_SUBMODULE_UPDATE_NONE, - SubmoduleUpdate::Default => raw::GIT_SUBMODULE_UPDATE_DEFAULT, - } - } - } - - impl Convert<raw::git_remote_autotag_option_t> for AutotagOption { - fn convert(&self) -> raw::git_remote_autotag_option_t { - match *self { - AutotagOption::Unspecified => raw::GIT_REMOTE_DOWNLOAD_TAGS_UNSPECIFIED, - AutotagOption::None => raw::GIT_REMOTE_DOWNLOAD_TAGS_NONE, - AutotagOption::Auto => raw::GIT_REMOTE_DOWNLOAD_TAGS_AUTO, - AutotagOption::All => raw::GIT_REMOTE_DOWNLOAD_TAGS_ALL, - } - } - } - - impl Convert<raw::git_fetch_prune_t> for FetchPrune { - fn convert(&self) -> raw::git_fetch_prune_t { - match *self { - FetchPrune::Unspecified => raw::GIT_FETCH_PRUNE_UNSPECIFIED, - FetchPrune::On => raw::GIT_FETCH_PRUNE, - FetchPrune::Off => raw::GIT_FETCH_NO_PRUNE, - } - } - } -} |