fnc

fnc 0.16 2023-11-26 [history / diff]

• drop unnecessary sqlite3 extensions
• refactor cli and replace bespoke argument parser with getopt(3)
• refactor repository and checkout database initialisation
• replace malloc(n * size) idiom with reallocarray(3) or calloc(3)
• check a couple missed strdup(3) instances for failure
• completely disable landlock on linux when invoking fnc stash commands
• fix fnc tree -c commit segv when commit is an empty tree (initial commit)
• attempt to detect symlinks via F cards when building trees from the repo db
• allow blaming symlinks from tree view if fossil(1)'s allow-symlinks is set
• fix potential off-by-one error in ISO 8601 timestamp macro
• fix incorrect logic in work tree root path validation
• implement client-side error handling instead of the library's fsl_error API
• fix timeline view horizontal scrolling bug that could garble the view
• report "no changes in the diff requested" instead of showing an empty diff
• add ccdb make target to the build system to generate a compilation database
• plug commit id leak in the blame view
• drop ugly diff view 'F' keymap; the ^n/^p keymaps make it all but redundant
• implement diffstat to show histogram of total lines added/removed in the diff
• improve diffs involving renamed files with fossil(1) fossil mv
• refactor diff navigation code, API, and manifest parser
• discern aborted from completed stash commands with no hunks selected to stash
• guard against a line_type array OOB read when parsing new wiki commits
• improve rendering of tag and ticket artifacts in the diff view
• make '$' keymap scroll to the longest line on the page, not the whole buffer
• align branch id hashes in branch views the same way it's done in tree views
• don't fatally error when non-checkin artifacts are tagged in the timeline
• fix timeline tagging (space keymap) regression from [2d681fc13] that would
  fatally error when tagging non-checkin (e.g., wiki) artifacts to diff
• allow all commit artifacts (e.g., tag, technote, wiki) as log -c arguments
• used fixed-size buffer for commit id SHA hashes
• fix diff view regression from [2d681fc13] that broke diffs between blobs
• miscellaneous documentation improvements in fnc(1) man page and -h output
• implement fnc diff -o to write diff to stdout without rendering in curses
• make 'n' and 'N' respect the current line position when resuming search
• silently ignore illegal FNC_VIEW_SPLIT_HEIGHT values; fallback to default
• guard against out-of-bounds access on empty optarg string
• catched missed fclose(3) and unlink(2) calls for failure
• fix NULL pointer dereference in new fnc diff -o artifact1 artifact2 case
• swap behaviour of the diff view j/k and ^e/^y keymaps
• make 'Q' a valid interactive stash answer to abort without opening help view
• expand diffstat to display in all diff types (i.e., blobs, commits, worktree)
• annotate the checked-out commit to show work tree state in the timeline view
• restore ability to use work tree root, not just cwd, relative paths
• check for and rollback any unlikely open database transactions on exit
• plug leak of char pointer in fnc_file_artifact struct in diff cleanup
• zap unnecessary path allocation in the blame view
• include diffstat and commit metadata in diffs written with the 'P' keymap
• fix changeset line duplication bug when regenerating diffs between blobs
• plug wchar_t pointer leak of the diff headline in new fnc diff -o case
• fix 'v' keymap to not incorrectly hide diff content in diffs of blobs
• replace fseek(3) with fseeko(3)
• add a tree entry/line index to the tree view headline
• latest upstream libfossil with integer overflow fix [libf:ef095328f]
• fix gcc 11.2.0 compiler warnings (maybe-uninitialised)
• refactor stash implementation
• make fnc diff respect fossil(1)'s allow-symlinks setting
• make the new ccdb makefile target work with macOS bsdmake(1)
• fix redefined variable guarded by platform dependent ifdef
• fix runtime help regression on wide terminals introduced in [0d3e7424d4]
• kill raw mode on wgetnstr(3) input to restore echo(3) behaviour on OpenBSD
• update in-tree sqlite to 3.45.0
• fix regression introduced by unveiling TMPDIR rather than P_tmpdir in
  [aae8e777f], which broke tmpfile(3) and mkstemp(3) calls
• zap redundant header
• merge upstream libfossil with gcc 13.2.1 build errors and delta creation fix
• tweaks for successful patch-free builds on all architectures in alpine linux
  ci with -Os -fstack-clash-protection -Wformat -Werror=format-security
• fix fnc blame -r regression introduced in [aae8e777f]
• fix undefined behaviour (double-free) when releasing view resources
• allow stash operations involving zero-length blobs (empty tracked files)

fnc 0.15 2023-04-20 [history / diff]

• update in-tree sqlite to 3.42.0 to fix unused-but-set clang 14.03 build error
• latest upstream libfossil with fixes for clang 14.03 build errors

fnc 0.14 2023-04-18 [history / diff]

• show msg rather than error if timeline C keymap is used outside a work tree
• check path is in the requested version if T keymap is used with fnc tl path
• display the work tree path in checkout diff headlines
• fix diff display bug by resetting diff mode after timeline C keymap is used
• list only user-defined settings with fnc config, use --ls flag to show all
• fix unexpected behaviour when switching between diff and timeline views
  after requesting a diff by tagging arbitrary commits with the space keymap
• disallow tagging different wiki pages to request a diff
• warn user rather than silently ignore attempts to tag non-diffable artifacts
• fix bug if timeline C keymap is used when a commit is already tagged
• change diff flags that modify diff views to resolve conflicts with libfossil
• catch trailing \r in CRLF files when finding scope for hunk headers
• show unchanged work tree report for all stash abort cases
• fix bug where the stash 'm' option was not available for the first hunk
• display "[current]" label with fnc timeline -c <symbol>
• disable landlock support for the fnc stash command to fix reparenting bug
• zap dead code
• latest upstream libfossil: [libf:9a8269d737]

fnc 0.13 2022-11-26 [history / diff]

• improve reporting of invalid diff command arguments (reported by Dan Shearer)
• accept libfossil global -V|--verbose option for all commands
• plug memleak when using the p keymap in blame view
• fix fnc blame -r and make it behave like fossil blame -o for familiarity
• improve fnc timeline <path> lookup of repository paths not in the work tree
• make tree navigation more intuitive when opening repository subtrees
• implement [ & ] keymaps to navigate to the previous/next hunk in the diff
• allow fnc stash get to take an optional <stash_id> argument
• document fnc(1) missing W diff view keymap to ignore end-of-line whitespace
• document optional <stash_id> argument of fnc stash pop [stash_id]
• fix typo producing gcc 12.1.0 compiler warning (comparison always true)
• improve scope matching for function prototype in diff hunk headers
• ifdef out A_BOLD attr on OpenBSD to fix diff view line highlight in xterm(1)
• display checkout hash and build date with fnc -v like fossil(1)
• miscellaneous diff API implementation improvements
• protect against out-of-bound reads now line_type array is optionally populated
• add -b|--brief option to fnc diff and b diff view keymap
• general fnc(1) manual page markup, syntax, and documentation improvements
• rename FNC_DIFF_COLOUR_CHUNK to FNC_DIFF_COLOUR_HUNK to match internal naming
  (breaking change: existing FNC_DIFF_COLOUR_CHUNK will be silently ignored)
• ensure diff parser does not internally mark modified files as renamed
• improve const correctness with fsl_uuid_cstr where possible
• fix contrived empty diff case when work tree root is passed to fnc diff
• improve path handling of files on disk vs. files in the repository database
• produce less verbose output on error by not presumptuously dumping help
• zap unnecessary allocation and minor refactor in the path parser
• don't display empty diff in contrived modified checkout edge case
• catch missed fsl_content_get() fsl_unlink_file() & fsl_mprintf() return codes
• miscellaneous style(9) fixes
• fix missed format specifier argument in blame path error message
• ensure fnc stash (get|pop) doesn't report updated files as renames
• use "(checkout)" label in diff header when diffing or stashing the work tree
• internal stash refactor in preparation to move code into libfossil
• catched missed SIGINT and SIGTERM signals
• use CHAR_BIT for bitstring manipulation macros
• fix assumption of invalid command argument as a path to pass to fnc timeline
• merge upstream libfossil with various changes

fnc 0.12 2022-05-09 [history / diff]

• replace \s regexp with portable [[:space:]] character class (patch by Ashish)
• fix blame->diff child split view regression from 0.9 introduced in [d05828fbb]

fnc 0.11 2022-05-08 [history / diff]

• handle diff of non-versioned files outside the work tree (reported by Dan)
• replace getpagesize() with portable sysconf(_SC_PAGESIZE) (patch by mgagnon)
• improve robustness by guarding against piped input abuse (reported by Dan)
• improve documentation regarding UTF-8 character encoding and fonts
• implement horizontal scroll of the log message summary line in timeline view
• fix out-of-bounds UB on 32-bit builds (reported by mgagnon)
• convert unified diff renderer to the improved line_type interface
• fix format specifier bug evinced on 32-bit builds (reported by mgagnon)
• improve unicode handling in terminals w/o UTF-8 support (reported by mgagnon)
• handle window resizing of horizontal and vertical splits (reported by mgagnon)
• improve regexp used to identify commit meta lines
• implement fnc stash to interactively select hunks to stash (cf. git add -p)
• fix diff regression introduced with fnc stash implementation [2870235eef78]
• simplify handling of diff driver error codes (i.e., binary, type, range)
• improve curses WINDOW reporter interface
• dynamically place help dialog title depending on viewport width
• improve return code RC macro to detect empty varargs token
• fix signed/unsigned comparison introduced in [41dfeb9ebb3d]
• display hunk index in fnc stash input prompt
• documentation improvements in README
• update in-tree SQLite lib to 3.38.5 with multiple bug fixes
• add apply alias for fnc stash get to facilitate Fossiler muscle memory
• simplify error, and tailor usage, reporting when handling invalid input
• remove redundant fcli_has_unused_args() call in main()

fnc 0.10 2022-03-24 [history / diff]

• fix gcc 9.3 compiler warnings (i.e., unused variable) (reported by stephan)
• restrict C key map for diffing local changes to check-in artifacts
• ensure timeline --branch option ignores cancelled branches (reported by sean)
• fix landlock initialisation of handled fs access perms (patch by Ashish)
• tighten landlock ruleset depending on which fnc command is called
• improve branch view rendering of last modified date and hash id
• colour branch header and make (in)active behaviour consistent with other views
• improve branch parsing of imported repositories (reported by Dan)
• fix OB1 error when branch entry length exceeds COLUMNS
• add timezone path to landlock ruleset (reported by Ashish)
• implement P key map to write a patch file of the currently viewed diff
• fix invalid write in landlock initialisation code (reported by Ashish)
• ensure unveil(2) initialisation handles -R|--repo invocations
• add create file to landlock ruleset for permitted dirs (reported by Ashish)
• make mandir if needed in makefile install target (reported by Dan)
• document backspace key map to cancel tl search/traversal (reported by Dan)
• return to blocking on user input when tl search is aborted (reported by Dan)
• implement persistent diff options for global and per-repo defaults
• implement --whitespace-eol and W key map to only ignore eol whitespace
• implement horizontal scroll in the in-app help
• add Q key map to in-app help to directly quit fnc
• implement blame navigation from diff view with C-{j,k} key maps

fnc 0.9 2022-03-04 [history / diff]

• Add blame command --line option to open annotated file at the specified line
• merge upstream libfossil changes that eliminate gcc compiler warnings
• adopt libfossil diff v1 implementation into fnc tree to replace v2 API
• refactor diff implementation to comport with code style
• fix --whitespace option (w keymap) diffv2 regression from 0.7 [105123b40e]
• implement diff --line-numbers opt (L keymap) to display file line numbers
• implement display of enclosing function in diff chunk headers (enabled by
  default like CVS and Git, disabled with --no-prototype or p keymap); works
  with all C-like languages, but not Lisps or markup languages
• upstream libfossil fix for segv bug when fsl_int_d and fsl_id_t differ in size
• fix incorrect malloc producing undefined behaviour on 32-bit platforms
• add unveil (c)reate permission to the checkout dir to fix some diff commands
• change conflicting diff and blame view key maps
• implement taggable timeline nodes to interactively diff arbitrary commits
• implement C timeline keymap to diff selected commit against local changes
• clean code of OS-dependent ifdefs by consolidating them in called functions
• add support for landlock Linux security module in Linux builds
• significant diff driver refactoring for finer granularity in view manipulation
• implement --sbs (S keymap) to display side-by-side formatted diffs
• add FNC_COLOUR_DIFF_SBS_EDIT option to set colour of edited lines in SBS diff
• plug small memory leak when interactively changing diff format

fnc 0.8 2022-01-10 [history / diff]

• fix vertical split view init regression from 0.7 when terminal < 120 cols wide
• fix DB lock when opening horizontal split that signals the timeline thread

fnc 0.7 2022-01-09 [history / diff]

• factor out common make(1) and gmake build bits
• make build depend on make file
• make all commands compatible with -R|--repository (i.e., no checkout needed)
• implement Vim-like smartcase for commands that filter repository results
• improve timeline arg parsing for more informative output upon invalid input
• plug small memory leak when the timeline command fails to initialise a view
• fix database locking issue when opening multiple tree views from the timeline
• add pledge(2) and unveil(2) support on OpenBSD builds
• add (s)ort keymap (i.e., --sort CLI option counterpart) to the branch view
• add (d)ate keymap to toggle display of last modified timestamp in tree view
• allow blame of empty files rather than erroring out
• fix NULL dereference UB when the ".." parent dir is selected in tree view
• merge upstream fix when annotating files with shallow history
• add support for configurable horizontal split view mode (timeline -> diff)
• keep the last/first line in view when paging down/up to stay oriented
• expand horizontal splitscreen support to include tree -> blame views
• improve handling of cached commit builder statements
• plug small memleak of file labels when traversing commits from the diff view
• display message rather than error out when binary files are blamed
• expand horizontal split coverage to include timeline -> tree views
• implement '#' keymap to display line numbers in blame view
• implement (L)ine keymap to navigate directly to the entered line in blame view
• convert diff code to use upstream v2 API
• keep lines on screen in view when using keymaps that modify diff content
• reset diff search state when traversing commits from the diff view
• apply upstream diff fix to render consecutive edited lines as one block
• implement '#' keymap to display line numbers in diff view
• improve C-f/C-b paging in the in-app help window
• add user-defined option to configure search highlight colours
• implement navigate to (L)ine keymap in diff view
• enhance timeline and diff view headers
• implement user-defined option to configure line selection cursor in diff view
• implement Vim-like C-e/C-y keymaps to scroll down/up one line in diff view
• implement horizontal scrolling in diff and blame views
• improve view request handling and optimise new view initialisation
• implement C-n/C-p keymap to navigate to the next/previous file in the diff
• implement (F)ile keymap to navigate directly to a file in the diff
• apply upstream diff v2 fix for rendering untouched lines as changed
• implement Vim-like C-d/C-u keymaps to scroll the view down/up half a page
• enhance search behaviour in all views

fnc 0.6 2021-11-22 [history / diff]

• implement support for user-defined colours in tl, diff, tree and blame views
• make branch view accessible from all other views
• optimise colour scheme initialisation
• implement new 'fnc config' interface to configure per-project settings
• improve build by making make file make(1) compatible
• rename old make file to GNUmakefile to keep gmake support
• more robust error handling of invalid user input to new config command
• fix tree symlink colour regular expression so symlink entries are colourised
• improve colourised header highlighting when in splitscreen mode
• fix display of colourised headers in tmux
• more robust handling of cached statements when switching views
• fix branch-to-tree-to-timeline segv bug when file is missing
• improve const correctness of fcli struct declarations
• enhance diff command with support for arbitrary repository blob artifacts
• quiet error reporting in non-debug builds
• fix commit builder bug that may omit timeline commits when switching views
• improved branch view resource deallocation
• implement new timeline command --filter option and key binding
• enhance timeline --type option with support for tag control artifacts
• general documentation improvements
• assorted updates from upstream libfossil including compiler warning fix
• expand support for user-defined colours to include the branch view

fnc 0.5 2021-11-03 [history / diff]

• simplify the build system to make-only and remove autosetup (patch from sdk)
• remove invalid fsl_errno_to_rc() call and redundant alloc error check
• reduce noise on app exit by removing redundant error output
• relocate fnc_strlcpy() and fnc_strlcat() routines to the library

fnc 0.4 2021-10-31 [history / diff]

• resolve database bug in the commit builder logic
• prune dead code leftover from the initial single-threaded blame implementation
• improve error handling of commands that return no records
• update in-app help with blame key bindings
• expand tree command's ability to display trees of versions with missing files
• improve tree command error handling of non-checkin artifacts
• make tree command compatible with the -R <repository> option
• add profiling (--profile) option to the build system
• notify user of invalid blame P key binding selections with ephemeral message
• add coloured output and associated key binding/options to the timeline view
• ensure the full diff is displayed for non-standard initial check-ins
• initialise variables to squelch gcc-9.3 compiler warnings
• add command line aliases to all currently available commands
• add time-based annotation option to the blame command
• fix colour conflicts between certain views
• enhance diff interface with optional path arg to filter diffs between commits
• improve diff view by displaying full context when diffing consecutive commits
• make diff index parsing more robust when handling removed/missing files
• ensure diff honours the repository's allow-symlinks setting
• simplify help output when -h|--help is passed to command aliases
• invert diff metadata when -i|--invert or the i key binding is used
• fix diff bug when the first commit is opened from the timeline view
• enhance diff command to enable diff of arbitrary file blobs
• optimise parsing of artifacts to determine which diff routine to call
• implement fnc branch which displays a navigable list of repository branches
• expand available sort options to the branch command
• simplify usage output on error or -h|--help with usage callback
• general man page and documentation improvements
• fix incorrect configure --prefix install path in the docs (reported by sdk)

fnc 0.3 2021-10-17 [history / diff]

• add in-app help with H|?|F1 key binding
• improvements to the build system
• decompose build_commits() to make reusable commit_builder() method
• dynamically size header so metadata is not truncated in timeline view
• fix highlight of coloured search results in tmux with A_REVERSE attribute
• correct install path of man pages with 'make install'
• implement 'fnc tree' command to navigate repository tree
• deduplicate code with utility functions fnc_home() and strtonumcheck()
• implement 'fnc path' convenience form of 'fnc timeline path'
• improve error reporting and cleaner code with rc wrapper
• make -R repo option available to 'fnc timeline'
• make -R repo option compatible with 'fnc timeline path' invocation
• implement 'fnc blame' command with the new libfossil annotate API
• enable accessing the blame interface from the tree view
• fix handling of artifacts with no comment string
• substantial UX and performance improvements by making 'fnc blame' threaded
• fix bug in 'fnc blame --limit|-n' calls when lines were not annotated
• enable handling of master branches not named 'trunk' in 'fnc blame'
• enable accessing the tree interface from the timeline with new 't' key binding
• add '-C|--no-colour' and 'c' key binding to 'fnc blame'
• enhance and standardise parsing of path arguments for all commands

fnc 0.2 2021-09-04 [history / diff]

• fix iconv lib linking in macOS builds
• use pkg-config for detecting ncurses libs
• prune dead auto.def code
• bypass pkg-config in configure script on macOS systems
• major overhaul to use amalgamation build
• add key bindings to jump to start and end of view
• man page and documentation updates
• improve diff of current checkout to always show local changes on disk
• fix non-standard use of clang extension
• update autosetup to version 0.7.0
• add make (un)install rules
• replace strsep() with self-rolled implementation to build on CentOS 6.5
• fix bug where local changes only showed when diffing against current checkout
• enhance timeline --commit|-c option to accept symbolic check-in names
• add man page installation to make install target
• plug small memory leak in cmd_diff() routine
• fix screen rendering bug due to late deallocation of resources
• improve multibyte to wide character conversion error handling/reporting
• fix bug involving renamed files in diff view

fnc 0.1 2021-08-28 [history / diff]

• initial commit of infrastructure for the timeline command
• add branch names and tags to search criteria
• enhance parsing of malformed RFC822 email addresses in commit usernames
• display wiki page content of initial wiki commits
• make display of technote and ticket commits more consistent with fossil(1) ui
• fix bug where diff algorithm choked on binary files
• add coloured output to diff view
• replace BSD-specific getprogname() calls with libf API
• enhance diff view to display more informative control artifact commits
• add Linux support so we now build and run on OpenBSD, macOS, and Linux
• wrap commit comments to the current view width
• implement cmd_diff() to provide the 'fnc diff' interface
• tailor help/usage output to the specified command
• fix invalid memory read in diff routine
• add support for repository fingerprint version 1
• fix line wrap bug that truncated lines in fullscreen mode