.git_helpers/ctags@96dbe6a6008d (annotated)
.git_helpers/ctags
Sun, 12 Apr 2015 00:40:35 -0400
- author
- Meredith Howard <mhoward@roomag.org>
- date
- Sun, 12 Apr 2015 00:40:35 -0400
- changeset 180
- 96dbe6a6008d
- child 187
- 84c6fa7ebc05
- permissions
- -rwxr-xr-x
ctags tweaking
| 180 | 1 | #!/usr/bin/env ruby |
| 2 | ||
| 3 | # Meant for use as a git hook: | |
| 4 | # CTAGS_HOOK=1 .git/hooks/ctags &>/dev/null </dev/null & | |
| 5 | # or an aliased cmd on demand: | |
| 6 | # git config alias.ctags '!.git/hooks/ctags' | |
| 7 | # or disable when you wish: | |
| 8 | # CTAGS_SKIP=1 git rebase | |
| 9 | ||
| 10 | exit if ENV['CTAGS_SKIP'] | |
| 11 | ||
| 12 | ctags = "/opt/local/bin/ctags" | |
| 13 | ctags = 'ctags' if !File.exists?(ctags) | |
| 14 | ||
| 15 | dir = `git rev-parse --show-toplevel`.chomp | |
| 16 | ||
| 17 | conf = "#{dir}/.git/ctags.conf" | |
| 18 | target = "#{dir}/.tags" | |
| 19 | tmp = "#{dir}/#{$$}.tags" | |
| 20 | ||
| 21 | opts = File.exists?(conf) ? "--options=#{conf}" : '' | |
| 22 | ||
| 23 | sleep 10 if ENV['CTAGS_HOOK'] | |
| 24 | ||
| 25 | open( target, File::RDONLY|File::CREAT, 0644 ) do |f| | |
| 26 | if ENV['CTAGS_HOOK'] | |
| 27 | exit unless f.flock( File::LOCK_EX|File::LOCK_NB ) | |
| 28 | exit unless ( Time.now - f.mtime ) > 60 | |
| 29 | end | |
| 30 | ||
| 31 | system( <<-CMD ) or exit $?.exitstatus | |
| 32 | git ls-files \ | |
| 33 | | #{ctags} --tag-relative -L - -f"#{tmp}" #{opts} \ | |
| 34 | && mv #{tmp} #{target} | |
| 35 | CMD | |
| 36 | end | |
| 37 | ||
| 38 | ||
| 39 |
