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@@ -1,71 +1,71 b'' | |||
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1 | 1 | // list_tracked_files.rs |
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2 | 2 | // |
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3 | 3 | // Copyright 2020 Antoine Cezar <antoine.cezar@octobus.net> |
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4 | 4 | // |
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5 | 5 | // This software may be used and distributed according to the terms of the |
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6 | 6 | // GNU General Public License version 2 or any later version. |
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7 | 7 | |
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8 | 8 | use crate::repo::Repo; |
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9 | 9 | use crate::revlog::revlog::RevlogError; |
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10 | 10 | use crate::revlog::Node; |
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11 | 11 | |
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12 | 12 | use crate::utils::hg_path::HgPathBuf; |
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13 | 13 | |
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14 | 14 | pub struct CatOutput { |
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15 | 15 | /// Whether any file in the manifest matched the paths given as CLI |
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16 | 16 | /// arguments |
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17 | 17 | pub found_any: bool, |
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18 | 18 | /// The contents of matching files, in manifest order |
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19 | 19 | pub concatenated: Vec<u8>, |
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20 | 20 | /// Which of the CLI arguments did not match any manifest file |
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21 | 21 | pub missing: Vec<HgPathBuf>, |
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22 | 22 | /// The node ID that the given revset was resolved to |
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23 | 23 | pub node: Node, |
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24 | 24 | } |
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25 | 25 | |
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26 | 26 | /// Output the given revision of files |
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27 | 27 | /// |
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28 | 28 | /// * `root`: Repository root |
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29 | 29 | /// * `rev`: The revision to cat the files from. |
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30 | 30 | /// * `files`: The files to output. |
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31 | 31 | pub fn cat<'a>( |
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32 | 32 | repo: &Repo, |
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33 | 33 | revset: &str, |
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34 | 34 | files: &'a [HgPathBuf], |
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35 | 35 | ) -> Result<CatOutput, RevlogError> { |
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36 | 36 | let rev = crate::revset::resolve_single(revset, repo)?; |
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37 | let manifest = repo.manifest(rev)?; | |
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37 | let manifest = repo.manifest_for_rev(rev)?; | |
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38 | 38 | let node = *repo |
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39 | 39 | .changelog()? |
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40 | 40 | .node_from_rev(rev) |
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41 | 41 | .expect("should succeed when repo.manifest did"); |
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42 | 42 | let mut bytes = vec![]; |
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43 | 43 | let mut matched = vec![false; files.len()]; |
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44 | 44 | let mut found_any = false; |
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45 | 45 | |
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46 | 46 | for (manifest_file, node_bytes) in manifest.files_with_nodes() { |
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47 | 47 | for (cat_file, is_matched) in files.iter().zip(&mut matched) { |
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48 | 48 | if cat_file.as_bytes() == manifest_file.as_bytes() { |
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49 | 49 | *is_matched = true; |
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50 | 50 | found_any = true; |
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51 | 51 | let file_log = repo.filelog(manifest_file)?; |
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52 | 52 | let file_node = Node::from_hex_for_repo(node_bytes)?; |
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53 | 53 | let entry = file_log.get_node(file_node)?; |
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54 | 54 | bytes.extend(entry.data()?) |
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55 | 55 | } |
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56 | 56 | } |
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57 | 57 | } |
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58 | 58 | |
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59 | 59 | let missing: Vec<_> = files |
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60 | 60 | .iter() |
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61 | 61 | .zip(&matched) |
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62 | 62 | .filter(|pair| !*pair.1) |
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63 | 63 | .map(|pair| pair.0.clone()) |
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64 | 64 | .collect(); |
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65 | 65 | Ok(CatOutput { |
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66 | 66 | found_any, |
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67 | 67 | concatenated: bytes, |
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68 | 68 | missing, |
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69 | 69 | node, |
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70 | 70 | }) |
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71 | 71 | } |
@@ -1,82 +1,82 b'' | |||
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1 | 1 | // list_tracked_files.rs |
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2 | 2 | // |
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3 | 3 | // Copyright 2020 Antoine Cezar <antoine.cezar@octobus.net> |
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4 | 4 | // |
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5 | 5 | // This software may be used and distributed according to the terms of the |
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6 | 6 | // GNU General Public License version 2 or any later version. |
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7 | 7 | |
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8 | 8 | use crate::dirstate::parsers::parse_dirstate_entries; |
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9 | 9 | use crate::dirstate_tree::on_disk::{for_each_tracked_path, read_docket}; |
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10 | 10 | use crate::errors::HgError; |
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11 | 11 | use crate::repo::Repo; |
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12 | 12 | use crate::revlog::manifest::Manifest; |
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13 | 13 | use crate::revlog::revlog::RevlogError; |
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14 | 14 | use crate::utils::hg_path::HgPath; |
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15 | 15 | use crate::DirstateError; |
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16 | 16 | use rayon::prelude::*; |
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17 | 17 | |
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18 | 18 | /// List files under Mercurial control in the working directory |
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19 | 19 | /// by reading the dirstate |
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20 | 20 | pub struct Dirstate { |
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21 | 21 | /// The `dirstate` content. |
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22 | 22 | content: Vec<u8>, |
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23 | 23 | v2_metadata: Option<Vec<u8>>, |
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24 | 24 | } |
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25 | 25 | |
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26 | 26 | impl Dirstate { |
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27 | 27 | pub fn new(repo: &Repo) -> Result<Self, HgError> { |
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28 | 28 | let mut content = repo.hg_vfs().read("dirstate")?; |
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29 | 29 | let v2_metadata = if repo.has_dirstate_v2() { |
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30 | 30 | let docket = read_docket(&content)?; |
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31 | 31 | let meta = docket.tree_metadata().to_vec(); |
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32 | 32 | content = repo.hg_vfs().read(docket.data_filename())?; |
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33 | 33 | Some(meta) |
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34 | 34 | } else { |
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35 | 35 | None |
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36 | 36 | }; |
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37 | 37 | Ok(Self { |
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38 | 38 | content, |
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39 | 39 | v2_metadata, |
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40 | 40 | }) |
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41 | 41 | } |
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42 | 42 | |
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43 | 43 | pub fn tracked_files(&self) -> Result<Vec<&HgPath>, DirstateError> { |
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44 | 44 | let mut files = Vec::new(); |
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45 | 45 | if !self.content.is_empty() { |
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46 | 46 | if let Some(meta) = &self.v2_metadata { |
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47 | 47 | for_each_tracked_path(&self.content, meta, |path| { |
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48 | 48 | files.push(path) |
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49 | 49 | })? |
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50 | 50 | } else { |
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51 | 51 | let _parents = parse_dirstate_entries( |
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52 | 52 | &self.content, |
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53 | 53 | |path, entry, _copy_source| { |
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54 | 54 | if entry.state.is_tracked() { |
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55 | 55 | files.push(path) |
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56 | 56 | } |
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57 | 57 | Ok(()) |
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58 | 58 | }, |
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59 | 59 | )?; |
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60 | 60 | } |
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61 | 61 | } |
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62 | 62 | files.par_sort_unstable(); |
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63 | 63 | Ok(files) |
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64 | 64 | } |
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65 | 65 | } |
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66 | 66 | |
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67 | 67 | /// List files under Mercurial control at a given revision. |
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68 | 68 | pub fn list_rev_tracked_files( |
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69 | 69 | repo: &Repo, |
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70 | 70 | revset: &str, |
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71 | 71 | ) -> Result<FilesForRev, RevlogError> { |
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72 | 72 | let rev = crate::revset::resolve_single(revset, repo)?; |
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73 | Ok(FilesForRev(repo.manifest(rev)?)) | |
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73 | Ok(FilesForRev(repo.manifest_for_rev(rev)?)) | |
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74 | 74 | } |
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75 | 75 | |
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76 | 76 | pub struct FilesForRev(Manifest); |
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77 | 77 | |
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78 | 78 | impl FilesForRev { |
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79 | 79 | pub fn iter(&self) -> impl Iterator<Item = &HgPath> { |
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80 | 80 | self.0.files() |
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81 | 81 | } |
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82 | 82 | } |
@@ -1,409 +1,419 b'' | |||
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1 | 1 | use crate::changelog::Changelog; |
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2 | 2 | use crate::config::{Config, ConfigError, ConfigParseError}; |
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3 | 3 | use crate::dirstate::DirstateParents; |
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4 | 4 | use crate::dirstate_tree::dirstate_map::DirstateMap; |
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5 | 5 | use crate::dirstate_tree::owning::OwningDirstateMap; |
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6 | 6 | use crate::errors::HgError; |
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7 | 7 | use crate::errors::HgResultExt; |
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8 | use crate::exit_codes; | |
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8 | 9 | use crate::manifest::{Manifest, Manifestlog}; |
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9 | use crate::requirements; | |
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10 | 10 | use crate::revlog::filelog::Filelog; |
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11 | 11 | use crate::revlog::revlog::RevlogError; |
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12 | 12 | use crate::utils::files::get_path_from_bytes; |
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13 | 13 | use crate::utils::hg_path::HgPath; |
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14 | 14 | use crate::utils::SliceExt; |
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15 | 15 | use crate::vfs::{is_dir, is_file, Vfs}; |
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16 |
use crate::{ |
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16 | use crate::{requirements, NodePrefix}; | |
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17 | 17 | use crate::{DirstateError, Revision}; |
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18 | 18 | use std::cell::{Cell, Ref, RefCell, RefMut}; |
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19 | 19 | use std::collections::HashSet; |
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20 | 20 | use std::path::{Path, PathBuf}; |
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21 | 21 | |
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22 | 22 | /// A repository on disk |
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23 | 23 | pub struct Repo { |
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24 | 24 | working_directory: PathBuf, |
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25 | 25 | dot_hg: PathBuf, |
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26 | 26 | store: PathBuf, |
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27 | 27 | requirements: HashSet<String>, |
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28 | 28 | config: Config, |
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29 | 29 | // None means not known/initialized yet |
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30 | 30 | dirstate_parents: Cell<Option<DirstateParents>>, |
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31 | 31 | dirstate_map: LazyCell<OwningDirstateMap, DirstateError>, |
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32 | 32 | changelog: LazyCell<Changelog, HgError>, |
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33 | 33 | manifestlog: LazyCell<Manifestlog, HgError>, |
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34 | 34 | } |
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35 | 35 | |
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36 | 36 | #[derive(Debug, derive_more::From)] |
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37 | 37 | pub enum RepoError { |
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38 | 38 | NotFound { |
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39 | 39 | at: PathBuf, |
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40 | 40 | }, |
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41 | 41 | #[from] |
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42 | 42 | ConfigParseError(ConfigParseError), |
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43 | 43 | #[from] |
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44 | 44 | Other(HgError), |
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45 | 45 | } |
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46 | 46 | |
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47 | 47 | impl From<ConfigError> for RepoError { |
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48 | 48 | fn from(error: ConfigError) -> Self { |
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49 | 49 | match error { |
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50 | 50 | ConfigError::Parse(error) => error.into(), |
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51 | 51 | ConfigError::Other(error) => error.into(), |
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52 | 52 | } |
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53 | 53 | } |
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54 | 54 | } |
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55 | 55 | |
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56 | 56 | impl Repo { |
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57 | 57 | /// tries to find nearest repository root in current working directory or |
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58 | 58 | /// its ancestors |
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59 | 59 | pub fn find_repo_root() -> Result<PathBuf, RepoError> { |
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60 | 60 | let current_directory = crate::utils::current_dir()?; |
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61 | 61 | // ancestors() is inclusive: it first yields `current_directory` |
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62 | 62 | // as-is. |
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63 | 63 | for ancestor in current_directory.ancestors() { |
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64 | 64 | if is_dir(ancestor.join(".hg"))? { |
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65 | 65 | return Ok(ancestor.to_path_buf()); |
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66 | 66 | } |
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67 | 67 | } |
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68 | 68 | return Err(RepoError::NotFound { |
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69 | 69 | at: current_directory, |
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70 | 70 | }); |
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71 | 71 | } |
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72 | 72 | |
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73 | 73 | /// Find a repository, either at the given path (which must contain a `.hg` |
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74 | 74 | /// sub-directory) or by searching the current directory and its |
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75 | 75 | /// ancestors. |
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76 | 76 | /// |
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77 | 77 | /// A method with two very different "modes" like this usually a code smell |
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78 | 78 | /// to make two methods instead, but in this case an `Option` is what rhg |
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79 | 79 | /// sub-commands get from Clap for the `-R` / `--repository` CLI argument. |
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80 | 80 | /// Having two methods would just move that `if` to almost all callers. |
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81 | 81 | pub fn find( |
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82 | 82 | config: &Config, |
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83 | 83 | explicit_path: Option<PathBuf>, |
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84 | 84 | ) -> Result<Self, RepoError> { |
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85 | 85 | if let Some(root) = explicit_path { |
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86 | 86 | if is_dir(root.join(".hg"))? { |
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87 | 87 | Self::new_at_path(root.to_owned(), config) |
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88 | 88 | } else if is_file(&root)? { |
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89 | 89 | Err(HgError::unsupported("bundle repository").into()) |
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90 | 90 | } else { |
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91 | 91 | Err(RepoError::NotFound { |
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92 | 92 | at: root.to_owned(), |
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93 | 93 | }) |
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94 | 94 | } |
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95 | 95 | } else { |
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96 | 96 | let root = Self::find_repo_root()?; |
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97 | 97 | Self::new_at_path(root, config) |
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98 | 98 | } |
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99 | 99 | } |
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100 | 100 | |
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101 | 101 | /// To be called after checking that `.hg` is a sub-directory |
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102 | 102 | fn new_at_path( |
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103 | 103 | working_directory: PathBuf, |
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104 | 104 | config: &Config, |
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105 | 105 | ) -> Result<Self, RepoError> { |
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106 | 106 | let dot_hg = working_directory.join(".hg"); |
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107 | 107 | |
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108 | 108 | let mut repo_config_files = Vec::new(); |
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109 | 109 | repo_config_files.push(dot_hg.join("hgrc")); |
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110 | 110 | repo_config_files.push(dot_hg.join("hgrc-not-shared")); |
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111 | 111 | |
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112 | 112 | let hg_vfs = Vfs { base: &dot_hg }; |
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113 | 113 | let mut reqs = requirements::load_if_exists(hg_vfs)?; |
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114 | 114 | let relative = |
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115 | 115 | reqs.contains(requirements::RELATIVE_SHARED_REQUIREMENT); |
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116 | 116 | let shared = |
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117 | 117 | reqs.contains(requirements::SHARED_REQUIREMENT) || relative; |
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118 | 118 | |
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119 | 119 | // From `mercurial/localrepo.py`: |
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120 | 120 | // |
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121 | 121 | // if .hg/requires contains the sharesafe requirement, it means |
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122 | 122 | // there exists a `.hg/store/requires` too and we should read it |
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123 | 123 | // NOTE: presence of SHARESAFE_REQUIREMENT imply that store requirement |
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124 | 124 | // is present. We never write SHARESAFE_REQUIREMENT for a repo if store |
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125 | 125 | // is not present, refer checkrequirementscompat() for that |
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126 | 126 | // |
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127 | 127 | // However, if SHARESAFE_REQUIREMENT is not present, it means that the |
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128 | 128 | // repository was shared the old way. We check the share source |
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129 | 129 | // .hg/requires for SHARESAFE_REQUIREMENT to detect whether the |
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130 | 130 | // current repository needs to be reshared |
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131 | 131 | let share_safe = reqs.contains(requirements::SHARESAFE_REQUIREMENT); |
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132 | 132 | |
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133 | 133 | let store_path; |
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134 | 134 | if !shared { |
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135 | 135 | store_path = dot_hg.join("store"); |
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136 | 136 | } else { |
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137 | 137 | let bytes = hg_vfs.read("sharedpath")?; |
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138 | 138 | let mut shared_path = |
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139 | 139 | get_path_from_bytes(bytes.trim_end_matches(|b| b == b'\n')) |
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140 | 140 | .to_owned(); |
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141 | 141 | if relative { |
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142 | 142 | shared_path = dot_hg.join(shared_path) |
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143 | 143 | } |
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144 | 144 | if !is_dir(&shared_path)? { |
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145 | 145 | return Err(HgError::corrupted(format!( |
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146 | 146 | ".hg/sharedpath points to nonexistent directory {}", |
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147 | 147 | shared_path.display() |
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148 | 148 | )) |
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149 | 149 | .into()); |
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150 | 150 | } |
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151 | 151 | |
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152 | 152 | store_path = shared_path.join("store"); |
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153 | 153 | |
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154 | 154 | let source_is_share_safe = |
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155 | 155 | requirements::load(Vfs { base: &shared_path })? |
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156 | 156 | .contains(requirements::SHARESAFE_REQUIREMENT); |
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157 | 157 | |
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158 | 158 | if share_safe && !source_is_share_safe { |
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159 | 159 | return Err(match config |
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160 | 160 | .get(b"share", b"safe-mismatch.source-not-safe") |
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161 | 161 | { |
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162 | 162 | Some(b"abort") | None => HgError::abort( |
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163 | 163 | "abort: share source does not support share-safe requirement\n\ |
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164 | 164 | (see `hg help config.format.use-share-safe` for more information)", |
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165 | 165 | exit_codes::ABORT, |
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166 | 166 | ), |
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167 | 167 | _ => HgError::unsupported("share-safe downgrade"), |
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168 | 168 | } |
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169 | 169 | .into()); |
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170 | 170 | } else if source_is_share_safe && !share_safe { |
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171 | 171 | return Err( |
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172 | 172 | match config.get(b"share", b"safe-mismatch.source-safe") { |
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173 | 173 | Some(b"abort") | None => HgError::abort( |
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174 | 174 | "abort: version mismatch: source uses share-safe \ |
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175 | 175 | functionality while the current share does not\n\ |
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176 | 176 | (see `hg help config.format.use-share-safe` for more information)", |
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177 | 177 | exit_codes::ABORT, |
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178 | 178 | ), |
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179 | 179 | _ => HgError::unsupported("share-safe upgrade"), |
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180 | 180 | } |
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181 | 181 | .into(), |
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182 | 182 | ); |
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183 | 183 | } |
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184 | 184 | |
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185 | 185 | if share_safe { |
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186 | 186 | repo_config_files.insert(0, shared_path.join("hgrc")) |
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187 | 187 | } |
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188 | 188 | } |
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189 | 189 | if share_safe { |
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190 | 190 | reqs.extend(requirements::load(Vfs { base: &store_path })?); |
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191 | 191 | } |
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192 | 192 | |
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193 | 193 | let repo_config = if std::env::var_os("HGRCSKIPREPO").is_none() { |
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194 | 194 | config.combine_with_repo(&repo_config_files)? |
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195 | 195 | } else { |
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196 | 196 | config.clone() |
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197 | 197 | }; |
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198 | 198 | |
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199 | 199 | let repo = Self { |
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200 | 200 | requirements: reqs, |
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201 | 201 | working_directory, |
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202 | 202 | store: store_path, |
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203 | 203 | dot_hg, |
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204 | 204 | config: repo_config, |
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205 | 205 | dirstate_parents: Cell::new(None), |
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206 | 206 | dirstate_map: LazyCell::new(Self::new_dirstate_map), |
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207 | 207 | changelog: LazyCell::new(Changelog::open), |
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208 | 208 | manifestlog: LazyCell::new(Manifestlog::open), |
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209 | 209 | }; |
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210 | 210 | |
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211 | 211 | requirements::check(&repo)?; |
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212 | 212 | |
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213 | 213 | Ok(repo) |
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214 | 214 | } |
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215 | 215 | |
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216 | 216 | pub fn working_directory_path(&self) -> &Path { |
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217 | 217 | &self.working_directory |
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218 | 218 | } |
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219 | 219 | |
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220 | 220 | pub fn requirements(&self) -> &HashSet<String> { |
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221 | 221 | &self.requirements |
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222 | 222 | } |
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223 | 223 | |
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224 | 224 | pub fn config(&self) -> &Config { |
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225 | 225 | &self.config |
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226 | 226 | } |
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227 | 227 | |
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228 | 228 | /// For accessing repository files (in `.hg`), except for the store |
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229 | 229 | /// (`.hg/store`). |
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230 | 230 | pub fn hg_vfs(&self) -> Vfs<'_> { |
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231 | 231 | Vfs { base: &self.dot_hg } |
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232 | 232 | } |
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233 | 233 | |
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234 | 234 | /// For accessing repository store files (in `.hg/store`) |
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235 | 235 | pub fn store_vfs(&self) -> Vfs<'_> { |
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236 | 236 | Vfs { base: &self.store } |
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237 | 237 | } |
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238 | 238 | |
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239 | 239 | /// For accessing the working copy |
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240 | 240 | pub fn working_directory_vfs(&self) -> Vfs<'_> { |
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241 | 241 | Vfs { |
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242 | 242 | base: &self.working_directory, |
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243 | 243 | } |
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244 | 244 | } |
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245 | 245 | |
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246 | 246 | pub fn has_dirstate_v2(&self) -> bool { |
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247 | 247 | self.requirements |
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248 | 248 | .contains(requirements::DIRSTATE_V2_REQUIREMENT) |
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249 | 249 | } |
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250 | 250 | |
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251 | 251 | fn dirstate_file_contents(&self) -> Result<Vec<u8>, HgError> { |
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252 | 252 | Ok(self |
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253 | 253 | .hg_vfs() |
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254 | 254 | .read("dirstate") |
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255 | 255 | .io_not_found_as_none()? |
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256 | 256 | .unwrap_or(Vec::new())) |
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257 | 257 | } |
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258 | 258 | |
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259 | 259 | pub fn dirstate_parents(&self) -> Result<DirstateParents, HgError> { |
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260 | 260 | if let Some(parents) = self.dirstate_parents.get() { |
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261 | 261 | return Ok(parents); |
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262 | 262 | } |
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263 | 263 | let dirstate = self.dirstate_file_contents()?; |
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264 | 264 | let parents = if dirstate.is_empty() { |
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265 | 265 | DirstateParents::NULL |
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266 | 266 | } else if self.has_dirstate_v2() { |
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267 | 267 | crate::dirstate_tree::on_disk::read_docket(&dirstate)?.parents() |
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268 | 268 | } else { |
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269 | 269 | crate::dirstate::parsers::parse_dirstate_parents(&dirstate)? |
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270 | 270 | .clone() |
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271 | 271 | }; |
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272 | 272 | self.dirstate_parents.set(Some(parents)); |
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273 | 273 | Ok(parents) |
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274 | 274 | } |
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275 | 275 | |
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276 | 276 | fn new_dirstate_map(&self) -> Result<OwningDirstateMap, DirstateError> { |
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277 | 277 | let dirstate_file_contents = self.dirstate_file_contents()?; |
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278 | 278 | if dirstate_file_contents.is_empty() { |
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279 | 279 | self.dirstate_parents.set(Some(DirstateParents::NULL)); |
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280 | 280 | Ok(OwningDirstateMap::new_empty(Vec::new())) |
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281 | 281 | } else if self.has_dirstate_v2() { |
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282 | 282 | let docket = crate::dirstate_tree::on_disk::read_docket( |
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283 | 283 | &dirstate_file_contents, |
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284 | 284 | )?; |
|
285 | 285 | self.dirstate_parents.set(Some(docket.parents())); |
|
286 | 286 | let data_size = docket.data_size(); |
|
287 | 287 | let metadata = docket.tree_metadata(); |
|
288 | 288 | let mut map = if let Some(data_mmap) = self |
|
289 | 289 | .hg_vfs() |
|
290 | 290 | .mmap_open(docket.data_filename()) |
|
291 | 291 | .io_not_found_as_none()? |
|
292 | 292 | { |
|
293 | 293 | OwningDirstateMap::new_empty(MmapWrapper(data_mmap)) |
|
294 | 294 | } else { |
|
295 | 295 | OwningDirstateMap::new_empty(Vec::new()) |
|
296 | 296 | }; |
|
297 | 297 | let (on_disk, placeholder) = map.get_mut_pair(); |
|
298 | 298 | *placeholder = DirstateMap::new_v2(on_disk, data_size, metadata)?; |
|
299 | 299 | Ok(map) |
|
300 | 300 | } else { |
|
301 | 301 | let mut map = OwningDirstateMap::new_empty(dirstate_file_contents); |
|
302 | 302 | let (on_disk, placeholder) = map.get_mut_pair(); |
|
303 | 303 | let (inner, parents) = DirstateMap::new_v1(on_disk)?; |
|
304 | 304 | self.dirstate_parents |
|
305 | 305 | .set(Some(parents.unwrap_or(DirstateParents::NULL))); |
|
306 | 306 | *placeholder = inner; |
|
307 | 307 | Ok(map) |
|
308 | 308 | } |
|
309 | 309 | } |
|
310 | 310 | |
|
311 | 311 | pub fn dirstate_map( |
|
312 | 312 | &self, |
|
313 | 313 | ) -> Result<Ref<OwningDirstateMap>, DirstateError> { |
|
314 | 314 | self.dirstate_map.get_or_init(self) |
|
315 | 315 | } |
|
316 | 316 | |
|
317 | 317 | pub fn dirstate_map_mut( |
|
318 | 318 | &self, |
|
319 | 319 | ) -> Result<RefMut<OwningDirstateMap>, DirstateError> { |
|
320 | 320 | self.dirstate_map.get_mut_or_init(self) |
|
321 | 321 | } |
|
322 | 322 | |
|
323 | 323 | pub fn changelog(&self) -> Result<Ref<Changelog>, HgError> { |
|
324 | 324 | self.changelog.get_or_init(self) |
|
325 | 325 | } |
|
326 | 326 | |
|
327 | 327 | pub fn changelog_mut(&self) -> Result<RefMut<Changelog>, HgError> { |
|
328 | 328 | self.changelog.get_mut_or_init(self) |
|
329 | 329 | } |
|
330 | 330 | |
|
331 | 331 | pub fn manifestlog(&self) -> Result<Ref<Manifestlog>, HgError> { |
|
332 | 332 | self.manifestlog.get_or_init(self) |
|
333 | 333 | } |
|
334 | 334 | |
|
335 | 335 | pub fn manifestlog_mut(&self) -> Result<RefMut<Manifestlog>, HgError> { |
|
336 | 336 | self.manifestlog.get_mut_or_init(self) |
|
337 | 337 | } |
|
338 | 338 | |
|
339 | /// Returns the manifest of the given node ID | |
|
340 | pub fn manifest_for_node( | |
|
341 | &self, | |
|
342 | node: impl Into<NodePrefix>, | |
|
343 | ) -> Result<Manifest, RevlogError> { | |
|
344 | self.manifestlog()?.get_node( | |
|
345 | self.changelog()? | |
|
346 | .get_node(node.into())? | |
|
347 | .manifest_node()? | |
|
348 | .into(), | |
|
349 | ) | |
|
350 | } | |
|
351 | ||
|
339 | 352 | /// Returns the manifest of the given revision |
|
340 | pub fn manifest( | |
|
353 | pub fn manifest_for_rev( | |
|
341 | 354 | &self, |
|
342 | 355 | revision: Revision, |
|
343 | 356 | ) -> Result<Manifest, RevlogError> { |
|
344 | let changelog = self.changelog()?; | |
|
345 | let manifest = self.manifestlog()?; | |
|
346 | let changelog_entry = changelog.get_rev(revision)?; | |
|
347 | let manifest_node = | |
|
348 | Node::from_hex_for_repo(&changelog_entry.manifest_node()?)?; | |
|
349 | manifest.get_node(manifest_node.into()) | |
|
357 | self.manifestlog()?.get_node( | |
|
358 | self.changelog()?.get_rev(revision)?.manifest_node()?.into(), | |
|
359 | ) | |
|
350 | 360 | } |
|
351 | 361 | |
|
352 | 362 | pub fn filelog(&self, path: &HgPath) -> Result<Filelog, HgError> { |
|
353 | 363 | Filelog::open(self, path) |
|
354 | 364 | } |
|
355 | 365 | } |
|
356 | 366 | |
|
357 | 367 | /// Lazily-initialized component of `Repo` with interior mutability |
|
358 | 368 | /// |
|
359 | 369 | /// This differs from `OnceCell` in that the value can still be "deinitialized" |
|
360 | 370 | /// later by setting its inner `Option` to `None`. |
|
361 | 371 | struct LazyCell<T, E> { |
|
362 | 372 | value: RefCell<Option<T>>, |
|
363 | 373 | // `Fn`s that donβt capture environment are zero-size, so this box does |
|
364 | 374 | // not allocate: |
|
365 | 375 | init: Box<dyn Fn(&Repo) -> Result<T, E>>, |
|
366 | 376 | } |
|
367 | 377 | |
|
368 | 378 | impl<T, E> LazyCell<T, E> { |
|
369 | 379 | fn new(init: impl Fn(&Repo) -> Result<T, E> + 'static) -> Self { |
|
370 | 380 | Self { |
|
371 | 381 | value: RefCell::new(None), |
|
372 | 382 | init: Box::new(init), |
|
373 | 383 | } |
|
374 | 384 | } |
|
375 | 385 | |
|
376 | 386 | fn get_or_init(&self, repo: &Repo) -> Result<Ref<T>, E> { |
|
377 | 387 | let mut borrowed = self.value.borrow(); |
|
378 | 388 | if borrowed.is_none() { |
|
379 | 389 | drop(borrowed); |
|
380 | 390 | // Only use `borrow_mut` if it is really needed to avoid panic in |
|
381 | 391 | // case there is another outstanding borrow but mutation is not |
|
382 | 392 | // needed. |
|
383 | 393 | *self.value.borrow_mut() = Some((self.init)(repo)?); |
|
384 | 394 | borrowed = self.value.borrow() |
|
385 | 395 | } |
|
386 | 396 | Ok(Ref::map(borrowed, |option| option.as_ref().unwrap())) |
|
387 | 397 | } |
|
388 | 398 | |
|
389 | 399 | pub fn get_mut_or_init(&self, repo: &Repo) -> Result<RefMut<T>, E> { |
|
390 | 400 | let mut borrowed = self.value.borrow_mut(); |
|
391 | 401 | if borrowed.is_none() { |
|
392 | 402 | *borrowed = Some((self.init)(repo)?); |
|
393 | 403 | } |
|
394 | 404 | Ok(RefMut::map(borrowed, |option| option.as_mut().unwrap())) |
|
395 | 405 | } |
|
396 | 406 | } |
|
397 | 407 | |
|
398 | 408 | // TODO: remove this when https://github.com/RazrFalcon/memmap2-rs/pull/22 is on crates.io |
|
399 | 409 | struct MmapWrapper(memmap2::Mmap); |
|
400 | 410 | |
|
401 | 411 | impl std::ops::Deref for MmapWrapper { |
|
402 | 412 | type Target = [u8]; |
|
403 | 413 | |
|
404 | 414 | fn deref(&self) -> &[u8] { |
|
405 | 415 | self.0.deref() |
|
406 | 416 | } |
|
407 | 417 | } |
|
408 | 418 | |
|
409 | 419 | unsafe impl stable_deref_trait::StableDeref for MmapWrapper {} |
@@ -1,65 +1,67 b'' | |||
|
1 | 1 | use crate::errors::HgError; |
|
2 | 2 | use crate::repo::Repo; |
|
3 | 3 | use crate::revlog::revlog::{Revlog, RevlogError}; |
|
4 | 4 | use crate::revlog::Revision; |
|
5 | 5 | use crate::revlog::{Node, NodePrefix}; |
|
6 | 6 | |
|
7 | 7 | /// A specialized `Revlog` to work with `changelog` data format. |
|
8 | 8 | pub struct Changelog { |
|
9 | 9 | /// The generic `revlog` format. |
|
10 | 10 | pub(crate) revlog: Revlog, |
|
11 | 11 | } |
|
12 | 12 | |
|
13 | 13 | impl Changelog { |
|
14 | 14 | /// Open the `changelog` of a repository given by its root. |
|
15 | 15 | pub fn open(repo: &Repo) -> Result<Self, HgError> { |
|
16 | 16 | let revlog = Revlog::open(repo, "00changelog.i", None)?; |
|
17 | 17 | Ok(Self { revlog }) |
|
18 | 18 | } |
|
19 | 19 | |
|
20 | 20 | /// Return the `ChangelogEntry` a given node id. |
|
21 | 21 | pub fn get_node( |
|
22 | 22 | &self, |
|
23 | 23 | node: NodePrefix, |
|
24 | 24 | ) -> Result<ChangelogEntry, RevlogError> { |
|
25 | 25 | let rev = self.revlog.get_node_rev(node)?; |
|
26 | 26 | self.get_rev(rev) |
|
27 | 27 | } |
|
28 | 28 | |
|
29 | 29 | /// Return the `ChangelogEntry` of a given node revision. |
|
30 | 30 | pub fn get_rev( |
|
31 | 31 | &self, |
|
32 | 32 | rev: Revision, |
|
33 | 33 | ) -> Result<ChangelogEntry, RevlogError> { |
|
34 | 34 | let bytes = self.revlog.get_rev_data(rev)?; |
|
35 | 35 | Ok(ChangelogEntry { bytes }) |
|
36 | 36 | } |
|
37 | 37 | |
|
38 | 38 | pub fn node_from_rev(&self, rev: Revision) -> Option<&Node> { |
|
39 | 39 | Some(self.revlog.index.get_entry(rev)?.hash()) |
|
40 | 40 | } |
|
41 | 41 | } |
|
42 | 42 | |
|
43 | 43 | /// `Changelog` entry which knows how to interpret the `changelog` data bytes. |
|
44 | 44 | #[derive(Debug)] |
|
45 | 45 | pub struct ChangelogEntry { |
|
46 | 46 | /// The data bytes of the `changelog` entry. |
|
47 | 47 | bytes: Vec<u8>, |
|
48 | 48 | } |
|
49 | 49 | |
|
50 | 50 | impl ChangelogEntry { |
|
51 | 51 | /// Return an iterator over the lines of the entry. |
|
52 | 52 | pub fn lines(&self) -> impl Iterator<Item = &[u8]> { |
|
53 | 53 | self.bytes |
|
54 | 54 | .split(|b| b == &b'\n') |
|
55 | 55 | .filter(|line| !line.is_empty()) |
|
56 | 56 | } |
|
57 | 57 | |
|
58 | 58 | /// Return the node id of the `manifest` referenced by this `changelog` |
|
59 | 59 | /// entry. |
|
60 |
pub fn manifest_node(&self) -> Result< |
|
|
60 | pub fn manifest_node(&self) -> Result<Node, HgError> { | |
|
61 | Node::from_hex_for_repo( | |
|
61 | 62 | self.lines() |
|
62 | 63 | .next() |
|
63 |
.ok_or_else(|| HgError::corrupted("empty changelog entry") |
|
|
64 | .ok_or_else(|| HgError::corrupted("empty changelog entry"))?, | |
|
65 | ) | |
|
64 | 66 | } |
|
65 | 67 | } |
@@ -1,71 +1,84 b'' | |||
|
1 | 1 | use crate::errors::HgError; |
|
2 | 2 | use crate::repo::Repo; |
|
3 | 3 | use crate::revlog::revlog::{Revlog, RevlogError}; |
|
4 | use crate::revlog::NodePrefix; | |
|
5 | 4 | use crate::revlog::Revision; |
|
5 | use crate::revlog::{Node, NodePrefix}; | |
|
6 | 6 | use crate::utils::hg_path::HgPath; |
|
7 | 7 | |
|
8 | 8 | /// A specialized `Revlog` to work with `manifest` data format. |
|
9 | 9 | pub struct Manifestlog { |
|
10 | 10 | /// The generic `revlog` format. |
|
11 | 11 | revlog: Revlog, |
|
12 | 12 | } |
|
13 | 13 | |
|
14 | 14 | impl Manifestlog { |
|
15 | 15 | /// Open the `manifest` of a repository given by its root. |
|
16 | 16 | pub fn open(repo: &Repo) -> Result<Self, HgError> { |
|
17 | 17 | let revlog = Revlog::open(repo, "00manifest.i", None)?; |
|
18 | 18 | Ok(Self { revlog }) |
|
19 | 19 | } |
|
20 | 20 | |
|
21 | 21 | /// Return the `ManifestEntry` of a given node id. |
|
22 | 22 | pub fn get_node(&self, node: NodePrefix) -> Result<Manifest, RevlogError> { |
|
23 | 23 | let rev = self.revlog.get_node_rev(node)?; |
|
24 | 24 | self.get_rev(rev) |
|
25 | 25 | } |
|
26 | 26 | |
|
27 | 27 | /// Return the `ManifestEntry` of a given node revision. |
|
28 | 28 | pub fn get_rev(&self, rev: Revision) -> Result<Manifest, RevlogError> { |
|
29 | 29 | let bytes = self.revlog.get_rev_data(rev)?; |
|
30 | 30 | Ok(Manifest { bytes }) |
|
31 | 31 | } |
|
32 | 32 | } |
|
33 | 33 | |
|
34 | 34 | /// `Manifestlog` entry which knows how to interpret the `manifest` data bytes. |
|
35 | 35 | #[derive(Debug)] |
|
36 | 36 | pub struct Manifest { |
|
37 | 37 | bytes: Vec<u8>, |
|
38 | 38 | } |
|
39 | 39 | |
|
40 | 40 | impl Manifest { |
|
41 | 41 | /// Return an iterator over the lines of the entry. |
|
42 | 42 | pub fn lines(&self) -> impl Iterator<Item = &[u8]> { |
|
43 | 43 | self.bytes |
|
44 | 44 | .split(|b| b == &b'\n') |
|
45 | 45 | .filter(|line| !line.is_empty()) |
|
46 | 46 | } |
|
47 | 47 | |
|
48 | 48 | /// Return an iterator over the files of the entry. |
|
49 | 49 | pub fn files(&self) -> impl Iterator<Item = &HgPath> { |
|
50 | 50 | self.lines().filter(|line| !line.is_empty()).map(|line| { |
|
51 | 51 | let pos = line |
|
52 | 52 | .iter() |
|
53 | 53 | .position(|x| x == &b'\0') |
|
54 | 54 | .expect("manifest line should contain \\0"); |
|
55 | 55 | HgPath::new(&line[..pos]) |
|
56 | 56 | }) |
|
57 | 57 | } |
|
58 | 58 | |
|
59 | 59 | /// Return an iterator over the files of the entry. |
|
60 | 60 | pub fn files_with_nodes(&self) -> impl Iterator<Item = (&HgPath, &[u8])> { |
|
61 | 61 | self.lines().filter(|line| !line.is_empty()).map(|line| { |
|
62 | 62 | let pos = line |
|
63 | 63 | .iter() |
|
64 | 64 | .position(|x| x == &b'\0') |
|
65 | 65 | .expect("manifest line should contain \\0"); |
|
66 | 66 | let hash_start = pos + 1; |
|
67 | 67 | let hash_end = hash_start + 40; |
|
68 | 68 | (HgPath::new(&line[..pos]), &line[hash_start..hash_end]) |
|
69 | 69 | }) |
|
70 | 70 | } |
|
71 | ||
|
72 | /// If the given path is in this manifest, return its filelog node ID | |
|
73 | pub fn find_file(&self, path: &HgPath) -> Result<Option<Node>, HgError> { | |
|
74 | // TODO: use binary search instead of linear scan. This may involve | |
|
75 | // building (and caching) an index of the byte indicex of each manifest | |
|
76 | // line. | |
|
77 | for (manifest_path, node) in self.files_with_nodes() { | |
|
78 | if manifest_path == path { | |
|
79 | return Ok(Some(Node::from_hex_for_repo(node)?)); | |
|
71 | 80 | } |
|
81 | } | |
|
82 | Ok(None) | |
|
83 | } | |
|
84 | } |
@@ -1,305 +1,304 b'' | |||
|
1 | 1 | // status.rs |
|
2 | 2 | // |
|
3 | 3 | // Copyright 2020, Georges Racinet <georges.racinets@octobus.net> |
|
4 | 4 | // |
|
5 | 5 | // This software may be used and distributed according to the terms of the |
|
6 | 6 | // GNU General Public License version 2 or any later version. |
|
7 | 7 | |
|
8 | 8 | use crate::error::CommandError; |
|
9 | 9 | use crate::ui::Ui; |
|
10 | 10 | use clap::{Arg, SubCommand}; |
|
11 | 11 | use hg; |
|
12 | 12 | use hg::dirstate_tree::dispatch::DirstateMapMethods; |
|
13 | use hg::errors::IoResultExt; | |
|
13 | use hg::errors::{HgError, IoResultExt}; | |
|
14 | use hg::manifest::Manifest; | |
|
14 | 15 | use hg::matchers::AlwaysMatcher; |
|
15 | use hg::operations::cat; | |
|
16 | 16 | use hg::repo::Repo; |
|
17 | use hg::revlog::node::Node; | |
|
18 | 17 | use hg::utils::hg_path::{hg_path_to_os_string, HgPath}; |
|
19 | use hg::StatusError; | |
|
20 | 18 | use hg::{HgPathCow, StatusOptions}; |
|
21 | 19 | use log::{info, warn}; |
|
22 | 20 | use std::convert::TryInto; |
|
23 | 21 | use std::fs; |
|
24 | 22 | use std::io::BufReader; |
|
25 | 23 | use std::io::Read; |
|
26 | 24 | |
|
27 | 25 | pub const HELP_TEXT: &str = " |
|
28 | 26 | Show changed files in the working directory |
|
29 | 27 | |
|
30 | 28 | This is a pure Rust version of `hg status`. |
|
31 | 29 | |
|
32 | 30 | Some options might be missing, check the list below. |
|
33 | 31 | "; |
|
34 | 32 | |
|
35 | 33 | pub fn args() -> clap::App<'static, 'static> { |
|
36 | 34 | SubCommand::with_name("status") |
|
37 | 35 | .alias("st") |
|
38 | 36 | .about(HELP_TEXT) |
|
39 | 37 | .arg( |
|
40 | 38 | Arg::with_name("all") |
|
41 | 39 | .help("show status of all files") |
|
42 | 40 | .short("-A") |
|
43 | 41 | .long("--all"), |
|
44 | 42 | ) |
|
45 | 43 | .arg( |
|
46 | 44 | Arg::with_name("modified") |
|
47 | 45 | .help("show only modified files") |
|
48 | 46 | .short("-m") |
|
49 | 47 | .long("--modified"), |
|
50 | 48 | ) |
|
51 | 49 | .arg( |
|
52 | 50 | Arg::with_name("added") |
|
53 | 51 | .help("show only added files") |
|
54 | 52 | .short("-a") |
|
55 | 53 | .long("--added"), |
|
56 | 54 | ) |
|
57 | 55 | .arg( |
|
58 | 56 | Arg::with_name("removed") |
|
59 | 57 | .help("show only removed files") |
|
60 | 58 | .short("-r") |
|
61 | 59 | .long("--removed"), |
|
62 | 60 | ) |
|
63 | 61 | .arg( |
|
64 | 62 | Arg::with_name("clean") |
|
65 | 63 | .help("show only clean files") |
|
66 | 64 | .short("-c") |
|
67 | 65 | .long("--clean"), |
|
68 | 66 | ) |
|
69 | 67 | .arg( |
|
70 | 68 | Arg::with_name("deleted") |
|
71 | 69 | .help("show only deleted files") |
|
72 | 70 | .short("-d") |
|
73 | 71 | .long("--deleted"), |
|
74 | 72 | ) |
|
75 | 73 | .arg( |
|
76 | 74 | Arg::with_name("unknown") |
|
77 | 75 | .help("show only unknown (not tracked) files") |
|
78 | 76 | .short("-u") |
|
79 | 77 | .long("--unknown"), |
|
80 | 78 | ) |
|
81 | 79 | .arg( |
|
82 | 80 | Arg::with_name("ignored") |
|
83 | 81 | .help("show only ignored files") |
|
84 | 82 | .short("-i") |
|
85 | 83 | .long("--ignored"), |
|
86 | 84 | ) |
|
87 | 85 | } |
|
88 | 86 | |
|
89 | 87 | /// Pure data type allowing the caller to specify file states to display |
|
90 | 88 | #[derive(Copy, Clone, Debug)] |
|
91 | 89 | pub struct DisplayStates { |
|
92 | 90 | pub modified: bool, |
|
93 | 91 | pub added: bool, |
|
94 | 92 | pub removed: bool, |
|
95 | 93 | pub clean: bool, |
|
96 | 94 | pub deleted: bool, |
|
97 | 95 | pub unknown: bool, |
|
98 | 96 | pub ignored: bool, |
|
99 | 97 | } |
|
100 | 98 | |
|
101 | 99 | pub const DEFAULT_DISPLAY_STATES: DisplayStates = DisplayStates { |
|
102 | 100 | modified: true, |
|
103 | 101 | added: true, |
|
104 | 102 | removed: true, |
|
105 | 103 | clean: false, |
|
106 | 104 | deleted: true, |
|
107 | 105 | unknown: true, |
|
108 | 106 | ignored: false, |
|
109 | 107 | }; |
|
110 | 108 | |
|
111 | 109 | pub const ALL_DISPLAY_STATES: DisplayStates = DisplayStates { |
|
112 | 110 | modified: true, |
|
113 | 111 | added: true, |
|
114 | 112 | removed: true, |
|
115 | 113 | clean: true, |
|
116 | 114 | deleted: true, |
|
117 | 115 | unknown: true, |
|
118 | 116 | ignored: true, |
|
119 | 117 | }; |
|
120 | 118 | |
|
121 | 119 | impl DisplayStates { |
|
122 | 120 | pub fn is_empty(&self) -> bool { |
|
123 | 121 | !(self.modified |
|
124 | 122 | || self.added |
|
125 | 123 | || self.removed |
|
126 | 124 | || self.clean |
|
127 | 125 | || self.deleted |
|
128 | 126 | || self.unknown |
|
129 | 127 | || self.ignored) |
|
130 | 128 | } |
|
131 | 129 | } |
|
132 | 130 | |
|
133 | 131 | pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> { |
|
134 | 132 | let status_enabled_default = false; |
|
135 | 133 | let status_enabled = invocation.config.get_option(b"rhg", b"status")?; |
|
136 | 134 | if !status_enabled.unwrap_or(status_enabled_default) { |
|
137 | 135 | return Err(CommandError::unsupported( |
|
138 | 136 | "status is experimental in rhg (enable it with 'rhg.status = true' \ |
|
139 | 137 | or enable fallback with 'rhg.on-unsupported = fallback')" |
|
140 | 138 | )); |
|
141 | 139 | } |
|
142 | 140 | |
|
143 | 141 | let ui = invocation.ui; |
|
144 | 142 | let args = invocation.subcommand_args; |
|
145 | 143 | let display_states = if args.is_present("all") { |
|
146 | 144 | // TODO when implementing `--quiet`: it excludes clean files |
|
147 | 145 | // from `--all` |
|
148 | 146 | ALL_DISPLAY_STATES |
|
149 | 147 | } else { |
|
150 | 148 | let requested = DisplayStates { |
|
151 | 149 | modified: args.is_present("modified"), |
|
152 | 150 | added: args.is_present("added"), |
|
153 | 151 | removed: args.is_present("removed"), |
|
154 | 152 | clean: args.is_present("clean"), |
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155 | 153 | deleted: args.is_present("deleted"), |
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156 | 154 | unknown: args.is_present("unknown"), |
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157 | 155 | ignored: args.is_present("ignored"), |
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158 | 156 | }; |
|
159 | 157 | if requested.is_empty() { |
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160 | 158 | DEFAULT_DISPLAY_STATES |
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161 | 159 | } else { |
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162 | 160 | requested |
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163 | 161 | } |
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164 | 162 | }; |
|
165 | 163 | |
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166 | 164 | let repo = invocation.repo?; |
|
167 | 165 | let mut dmap = repo.dirstate_map_mut()?; |
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168 | 166 | |
|
169 | 167 | let options = StatusOptions { |
|
170 | 168 | // TODO should be provided by the dirstate parsing and |
|
171 | 169 | // hence be stored on dmap. Using a value that assumes we aren't |
|
172 | 170 | // below the time resolution granularity of the FS and the |
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173 | 171 | // dirstate. |
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174 | 172 | last_normal_time: 0, |
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175 | 173 | // we're currently supporting file systems with exec flags only |
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176 | 174 | // anyway |
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177 | 175 | check_exec: true, |
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178 | 176 | list_clean: display_states.clean, |
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179 | 177 | list_unknown: display_states.unknown, |
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180 | 178 | list_ignored: display_states.ignored, |
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181 | 179 | collect_traversed_dirs: false, |
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182 | 180 | }; |
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183 | 181 | let ignore_file = repo.working_directory_vfs().join(".hgignore"); // TODO hardcoded |
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184 | 182 | let (mut ds_status, pattern_warnings) = dmap.status( |
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185 | 183 | &AlwaysMatcher, |
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186 | 184 | repo.working_directory_path().to_owned(), |
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187 | 185 | vec![ignore_file], |
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188 | 186 | options, |
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189 | 187 | )?; |
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190 | 188 | if !pattern_warnings.is_empty() { |
|
191 | 189 | warn!("Pattern warnings: {:?}", &pattern_warnings); |
|
192 | 190 | } |
|
193 | 191 | |
|
194 | 192 | if !ds_status.bad.is_empty() { |
|
195 | 193 | warn!("Bad matches {:?}", &(ds_status.bad)) |
|
196 | 194 | } |
|
197 | 195 | if !ds_status.unsure.is_empty() { |
|
198 | 196 | info!( |
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199 | 197 | "Files to be rechecked by retrieval from filelog: {:?}", |
|
200 | 198 | &ds_status.unsure |
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201 | 199 | ); |
|
202 | 200 | } |
|
203 | 201 | if !ds_status.unsure.is_empty() |
|
204 | 202 | && (display_states.modified || display_states.clean) |
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205 | 203 | { |
|
206 |
let p1 |
|
|
207 | let p1_hex = format!("{:x}", p1); | |
|
204 | let p1 = repo.dirstate_parents()?.p1; | |
|
205 | let manifest = repo.manifest_for_node(p1).map_err(|e| { | |
|
206 | CommandError::from((e, &*format!("{:x}", p1.short()))) | |
|
207 | })?; | |
|
208 | 208 | for to_check in ds_status.unsure { |
|
209 |
if cat_file_is_modified(repo, & |
|
|
209 | if cat_file_is_modified(repo, &manifest, &to_check)? { | |
|
210 | 210 | if display_states.modified { |
|
211 | 211 | ds_status.modified.push(to_check); |
|
212 | 212 | } |
|
213 | 213 | } else { |
|
214 | 214 | if display_states.clean { |
|
215 | 215 | ds_status.clean.push(to_check); |
|
216 | 216 | } |
|
217 | 217 | } |
|
218 | 218 | } |
|
219 | 219 | } |
|
220 | 220 | if display_states.modified { |
|
221 | 221 | display_status_paths(ui, &mut ds_status.modified, b"M")?; |
|
222 | 222 | } |
|
223 | 223 | if display_states.added { |
|
224 | 224 | display_status_paths(ui, &mut ds_status.added, b"A")?; |
|
225 | 225 | } |
|
226 | 226 | if display_states.removed { |
|
227 | 227 | display_status_paths(ui, &mut ds_status.removed, b"R")?; |
|
228 | 228 | } |
|
229 | 229 | if display_states.deleted { |
|
230 | 230 | display_status_paths(ui, &mut ds_status.deleted, b"!")?; |
|
231 | 231 | } |
|
232 | 232 | if display_states.unknown { |
|
233 | 233 | display_status_paths(ui, &mut ds_status.unknown, b"?")?; |
|
234 | 234 | } |
|
235 | 235 | if display_states.ignored { |
|
236 | 236 | display_status_paths(ui, &mut ds_status.ignored, b"I")?; |
|
237 | 237 | } |
|
238 | 238 | if display_states.clean { |
|
239 | 239 | display_status_paths(ui, &mut ds_status.clean, b"C")?; |
|
240 | 240 | } |
|
241 | 241 | Ok(()) |
|
242 | 242 | } |
|
243 | 243 | |
|
244 | 244 | // Probably more elegant to use a Deref or Borrow trait rather than |
|
245 | 245 | // harcode HgPathBuf, but probably not really useful at this point |
|
246 | 246 | fn display_status_paths( |
|
247 | 247 | ui: &Ui, |
|
248 | 248 | paths: &mut [HgPathCow], |
|
249 | 249 | status_prefix: &[u8], |
|
250 | 250 | ) -> Result<(), CommandError> { |
|
251 | 251 | paths.sort_unstable(); |
|
252 | 252 | for path in paths { |
|
253 | 253 | // Same TODO as in commands::root |
|
254 | 254 | let bytes: &[u8] = path.as_bytes(); |
|
255 | 255 | // TODO optim, probably lots of unneeded copies here, especially |
|
256 | 256 | // if out stream is buffered |
|
257 | 257 | ui.write_stdout(&[status_prefix, b" ", bytes, b"\n"].concat())?; |
|
258 | 258 | } |
|
259 | 259 | Ok(()) |
|
260 | 260 | } |
|
261 | 261 | |
|
262 | 262 | /// Check if a file is modified by comparing actual repo store and file system. |
|
263 | 263 | /// |
|
264 | 264 | /// This meant to be used for those that the dirstate cannot resolve, due |
|
265 | 265 | /// to time resolution limits. |
|
266 | 266 | /// |
|
267 | 267 | /// TODO: detect permission bits and similar metadata modifications |
|
268 | 268 | fn cat_file_is_modified( |
|
269 | 269 | repo: &Repo, |
|
270 | manifest: &Manifest, | |
|
270 | 271 | hg_path: &HgPath, |
|
271 | rev: &str, | |
|
272 | ) -> Result<bool, CommandError> { | |
|
273 | // TODO CatRev expects &[HgPathBuf], something like | |
|
274 | // &[impl Deref<HgPath>] would be nicer and should avoid the copy | |
|
275 | let path_bufs = [hg_path.into()]; | |
|
276 | // TODO IIUC CatRev returns a simple Vec<u8> for all files | |
|
277 | // being able to tell them apart as (path, bytes) would be nicer | |
|
278 | // and OPTIM would allow manifest resolution just once. | |
|
279 | let output = cat(repo, rev, &path_bufs).map_err(|e| (e, rev))?; | |
|
272 | ) -> Result<bool, HgError> { | |
|
273 | let file_node = manifest | |
|
274 | .find_file(hg_path)? | |
|
275 | .expect("ambgious file not in p1"); | |
|
276 | let filelog = repo.filelog(hg_path)?; | |
|
277 | let filelog_entry = filelog.get_node(file_node).map_err(|_| { | |
|
278 | HgError::corrupted("filelog missing node from manifest") | |
|
279 | })?; | |
|
280 | let contents_in_p1 = filelog_entry.data()?; | |
|
280 | 281 | |
|
281 | 282 | let fs_path = repo |
|
282 | 283 | .working_directory_vfs() |
|
283 | 284 | .join(hg_path_to_os_string(hg_path).expect("HgPath conversion")); |
|
284 |
let hg_data_len: u64 = match |
|
|
285 | let hg_data_len: u64 = match contents_in_p1.len().try_into() { | |
|
285 | 286 | Ok(v) => v, |
|
286 | 287 | Err(_) => { |
|
287 | 288 | // conversion of data length to u64 failed, |
|
288 | 289 | // good luck for any file to have this content |
|
289 | 290 | return Ok(true); |
|
290 | 291 | } |
|
291 | 292 | }; |
|
292 | 293 | let fobj = fs::File::open(&fs_path).when_reading_file(&fs_path)?; |
|
293 |
if fobj.metadata(). |
|
|
294 | { | |
|
294 | if fobj.metadata().when_reading_file(&fs_path)?.len() != hg_data_len { | |
|
295 | 295 | return Ok(true); |
|
296 | 296 | } |
|
297 | for (fs_byte, hg_byte) in | |
|
298 | BufReader::new(fobj).bytes().zip(output.concatenated) | |
|
297 | for (fs_byte, &hg_byte) in BufReader::new(fobj).bytes().zip(contents_in_p1) | |
|
299 | 298 | { |
|
300 |
if fs_byte. |
|
|
299 | if fs_byte.when_reading_file(&fs_path)? != hg_byte { | |
|
301 | 300 | return Ok(true); |
|
302 | 301 | } |
|
303 | 302 | } |
|
304 | 303 | Ok(false) |
|
305 | 304 | } |
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