comparison: .git_helpers/ctags
.git_helpers/ctags
- changeset 180
- 96dbe6a6008d
- child 187
- 84c6fa7ebc05
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| 179:fe7e8d6d1853 | 180:96dbe6a6008d |
|---|---|
| 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 |
