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config: document previously undocumented constants

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This commit is contained in:
Martin Afanasjew 2016-07-02 06:03:04 +02:00
parent e25b49dcb1
commit 22a47af1a2
1 changed files with 8 additions and 0 deletions
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8
Library/Homebrew/config.rb
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@ -1,9 +1,11 @@
# Where downloads (bottles, source tarballs, etc.) are cached
HOMEBREW_CACHE = Pathname.new(ENV["HOMEBREW_CACHE"] || "~/Library/Caches/Homebrew").expand_path HOMEBREW_CACHE = Pathname.new(ENV["HOMEBREW_CACHE"] || "~/Library/Caches/Homebrew").expand_path
# Where brews installed via URL are cached # Where brews installed via URL are cached
HOMEBREW_CACHE_FORMULA = HOMEBREW_CACHE/"Formula" HOMEBREW_CACHE_FORMULA = HOMEBREW_CACHE/"Formula"
if ENV["HOMEBREW_BREW_FILE"] if ENV["HOMEBREW_BREW_FILE"]
# Path to `bin/brew` main executable in {HOMEBREW_PREFIX}
HOMEBREW_BREW_FILE = Pathname.new(ENV["HOMEBREW_BREW_FILE"]) HOMEBREW_BREW_FILE = Pathname.new(ENV["HOMEBREW_BREW_FILE"])
else else
odie "HOMEBREW_BREW_FILE was not exported! Please call bin/brew directly!" odie "HOMEBREW_BREW_FILE was not exported! Please call bin/brew directly!"
@ -15,7 +17,10 @@ HOMEBREW_PREFIX = Pathname.new(ENV["HOMEBREW_PREFIX"])
# Where .git is found # Where .git is found
HOMEBREW_REPOSITORY = Pathname.new(ENV["HOMEBREW_REPOSITORY"]) HOMEBREW_REPOSITORY = Pathname.new(ENV["HOMEBREW_REPOSITORY"])
# Where we store most of Homebrew, taps, and various metadata
HOMEBREW_LIBRARY = Pathname.new(ENV["HOMEBREW_LIBRARY"]) HOMEBREW_LIBRARY = Pathname.new(ENV["HOMEBREW_LIBRARY"])
# Where wrapper scripts for Git, Subversion, and various build tools are stored
HOMEBREW_ENV_PATH = HOMEBREW_LIBRARY/"ENV" HOMEBREW_ENV_PATH = HOMEBREW_LIBRARY/"ENV"
# Where we store lock files # Where we store lock files
@ -24,13 +29,16 @@ HOMEBREW_LOCK_DIR = HOMEBREW_LIBRARY/"Locks"
# Where we store built products # Where we store built products
HOMEBREW_CELLAR = Pathname.new(ENV["HOMEBREW_CELLAR"]) HOMEBREW_CELLAR = Pathname.new(ENV["HOMEBREW_CELLAR"])
# Where build, postinstall, and test logs of formulae are written to
HOMEBREW_LOGS = Pathname.new(ENV["HOMEBREW_LOGS"] || "~/Library/Logs/Homebrew/").expand_path HOMEBREW_LOGS = Pathname.new(ENV["HOMEBREW_LOGS"] || "~/Library/Logs/Homebrew/").expand_path
# Must use /tmp instead of $TMPDIR because long paths break Unix domain sockets # Must use /tmp instead of $TMPDIR because long paths break Unix domain sockets
HOMEBREW_TEMP = Pathname.new(ENV.fetch("HOMEBREW_TEMP", "/tmp")) HOMEBREW_TEMP = Pathname.new(ENV.fetch("HOMEBREW_TEMP", "/tmp"))
unless defined? HOMEBREW_LIBRARY_PATH unless defined? HOMEBREW_LIBRARY_PATH
# Root of the Homebrew code base
HOMEBREW_LIBRARY_PATH = Pathname.new(__FILE__).realpath.parent HOMEBREW_LIBRARY_PATH = Pathname.new(__FILE__).realpath.parent
end end
# Load path used by standalone scripts to access the Homebrew code base
HOMEBREW_LOAD_PATH = HOMEBREW_LIBRARY_PATH HOMEBREW_LOAD_PATH = HOMEBREW_LIBRARY_PATH