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require 'formula'
class NoBdb5 < Requirement
def message; <<-EOS.undent
This software can fail to compile when Berkeley-DB 5.x is installed.
You may need to try:
brew unlink berkeley-db
brew install exim
brew link berkeley-db
EOS
end
def satisfied?
f = Formula.factory("berkeley-db")
not f.installed?
end
end
class Exim < Formula
homepage 'http://exim.org'
url 'http://ftp.exim.org/pub/exim/exim4/exim-4.77.tar.gz'
sha1 '2c1ba6b8f627b71b3b58fc0cc56e394590dcd1dc'
option 'support-maildir', 'Support delivery in Maildir format'
depends_on 'pcre'
depends_on NoBdb5.new
def install
cp 'src/EDITME', 'Local/Makefile'
inreplace 'Local/Makefile' do |s|
s.remove_make_var! "EXIM_MONITOR"
s.change_make_var! "EXIM_USER", ENV['USER']
s.change_make_var! "SYSTEM_ALIASES_FILE", etc/'aliases'
s.gsub! '/usr/exim/configure', etc/'exim.conf'
s.gsub! '/usr/exim', prefix
s.gsub! '/var/spool/exim', var/'spool/exim'
s << "SUPPORT_MAILDIR=yes\n" if build.include? 'support-maildir'
# For non-/usr/local HOMEBREW_PREFIX
s << "LOOKUP_INCLUDE=-I#{HOMEBREW_PREFIX}/include\n"
s << "LOOKUP_LIBS=-L#{HOMEBREW_PREFIX}/lib\n"
end
inreplace 'OS/Makefile-Darwin' do |s|
s.remove_make_var! %w{CC CFLAGS}
end
# The compile script ignores CPPFLAGS
ENV.append "CFLAGS", ENV['CPPFLAGS']
ENV.j1 # See: https://lists.exim.org/lurker/thread/20111109.083524.87c96d9b.en.html
system "make"
system "make INSTALL_ARG=-no_chown install"
man8.install 'doc/exim.8'
(bin+'exim_ctl').write startup_script
end
# Inspired by MacPorts startup script. Fixes restart issue due to missing setuid.
def startup_script; <<-EOS.undent
#!/bin/sh
PID=#{var}/spool/exim/exim-daemon.pid
case "$1" in
start)
echo "starting exim mail transfer agent"
#{bin}/exim -bd -q30m
;;
restart)
echo "restarting exim mail transfer agent"
/bin/kill -15 `/bin/cat $PID` && sleep 1 && #{bin}/exim -bd -q30m
;;
stop)
echo "stopping exim mail transfer agent"
/bin/kill -15 `/bin/cat $PID`
;;
*)
echo "Usage: #{bin}/exim_ctl {start|stop|restart}"
exit 1
;;
esac
EOS
end
def caveats; <<-EOS.undent
Start with:
exim_ctl start
Don't forget to run it as root to be able to bind port 25.
EOS
end
end
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