/*
goredo -- djb's redo implementation on pure Go
-Copyright (C) 2020-2021 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2020-2023 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
)
const (
- Version = "1.7.0"
- Warranty = `Copyright (C) 2020-2021 Sergey Matveev
+ Version = "1.30.0"
+ Warranty = `Copyright (C) 2020-2023 Sergey Matveev
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
func usage(cmd string) {
var d string
switch cmd {
- case "redo":
- d = `Usage: redo [options] [target ...]
+ case CmdNameRedo:
+ d = `Usage: redo [-j X] [-k] [-s] [-x|-xx] [options] [target ...]
Forcefully and *sequentially* build specified targets.
If no targets specified, then use "all" one.`
- case "redo-ifchange":
- d = `Usage: redo-ifchange target [...]
+ case CmdNameRedoIfchange:
+ d = `Usage: redo-ifchange [-j X] [-k] [-s] [-x|-xx] target [...]
Build specified targets in parallel, if they are changed.
Record them as dependencies for current target.`
- case "redo-ifcreate":
+ case CmdNameRedoIfcreate:
d = `Usage: redo-ifcreate target [...]
Record ifcreate dependency for current target. Unusable outside .do.`
- case "redo-always":
+ case CmdNameRedoAlways:
d = `Usage: redo-always
Always build current target. Unusable outside .do.`
- case "redo-cleanup":
- d = `Usage: redo-cleanup [-dry-run] {full,log,tmp} [...]
+ case CmdNameRedoCleanup:
+ d = `Usage: redo-cleanup [-n] {full,log,lock,tmp} [...]
-Remove either all goredo's related temporary files, or kept stderr
-logs, or everything (including .redo directories) related.`
- case "redo-log":
- d = `Usage: redo-log target [ | tai64nlocal ]
+Remove either all of goredo's related temporary files, or kept stderr
+logs, or lock files, or everything (including .redo directories) related.`
+ case CmdNameRedoLog:
+ d = `Usage: redo-log [-c] [-r] target [ | tai64nlocal ]
Display kept target's stderr with TAI64N timestamped lines. Only the
last build is kept. You must enable stderr keeping with either -logs,
-or REDO_LOGS=1.`
- case "redo-dot":
+or REDO_LOGS=1. -c option show the exact command invoked, start and
+finish time. -r option recursively and linearly show also all deeper
+redo calls and their logs.`
+ case CmdNameRedoDot:
d = `Usage: redo-dot target [...]
Write dependency DOT graph to stdout.`
- case "redo-stamp":
+ case CmdNameRedoStamp:
d = `Usage: redo-stamp < [$3]
Record stamp dependency for current target. Unusable outside .do.
Stamp dependency does not play any role, as all targets are hashed
anyway.`
- case "redo-whichdo":
+ case CmdNameRedoWhichdo:
d = `Usage: redo-whichdo target
Display .do search paths for specified target. Exits successfully
if the last .do in output if the found existing one.`
- case "redo-targets":
+ case CmdNameRedoTargets:
d = `Usage: redo-targets [target ...]
List all currently known targets.`
- case "redo-sources":
+ case CmdNameRedoSources:
d = `Usage: redo-sources [target ...]
List all currently known source files.`
- case "redo-ood":
+ case CmdNameRedoOOD:
d = `Usage: redo-ood [target ...]
List all currently known out-of-date targets.`
- case "redo-affects":
+ case CmdNameRedoAffects:
d = `Usage: redo-affects target [...]
List all targets that will be affected by changing the specified ones.`
+ case CmdNameRedoDepFix:
+ d = `Usage: redo-depfix
+
+Traverse over all .redo directories beneath and check if inode's information
+(ctime/mtime) differs. Update dependency if file's content is still the same.`
default:
d = `Usage: goredo -symlinks
goredo expects to be called through the symbolic link to it.
Available commands: redo, redo-affects, redo-always, redo-cleanup,
-redo-dot, redo-ifchange, redo-ifcreate, redo-log, redo-ood,
-redo-sources, redo-stamp, redo-targets, redo-whichdo.`
+redo-depfix, redo-dot, redo-ifchange, redo-ifcreate, redo-log,
+redo-ood, redo-sources, redo-stamp, redo-targets, redo-whichdo.`
}
fmt.Fprintf(os.Stderr, "%s\n\nCommon options:\n", d)
flag.PrintDefaults()
fmt.Fprintln(os.Stderr, `
Additional environment variables:
NO_COLOR -- disable messages colouring
- REDO_NO_SYNC -- disable files/directories explicit filesystem syncing
REDO_TOP_DIR -- do not search for .do above that directory
- (it can contain .redo/top as an alternative)
- REDO_INODE_NO_TRUST -- do not trust inode information (except for size)
- and always check file's hash
+ (it can contain .redo/top as an alternative)`)
+ if cmd == CmdNameRedo || cmd == CmdNameRedoIfchange {
+ fmt.Fprintln(os.Stderr, `
+ REDO_NO_SYNC -- disable files/directories explicit filesystem syncing
+ REDO_INODE_TRUST -- {none,ctime,mtime}, either do not trust inode
+ information at all (always check size and hash), or
+ trust its ctime (the default one), or be satisfied
+ with its mtime
REDO_MAKE -- bmake/gmake/none(default) jobserver protocol compatibility`)
+ }
}