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# file      : build2/buildfile
# copyright : Copyright (c) 2014-2018 Code Synthesis Ltd
# license   : MIT; see accompanying LICENSE file

import libs  = libbutl%lib{butl}
import libs += libpkgconf%lib{pkgconf}

exe{b}:  cxx{b} libu{b}

libu{b}: {hxx ixx txx cxx}{** -b -b-options -version} \
         {hxx ixx cxx}{b-options} {hxx}{version}      \
         $libs

hxx{version}: in{version} $src_root/manifest

# Pass our compiler target to be used as build2 host.
#
obj{b context}: cxx.poptions += -DBUILD2_HOST_TRIPLET=\"$cxx.target\"

if ($cxx.target.class != "windows")
  cxx.libs += -lpthread
else
{
  # Adjust stack size (affects all threads).
  #
  if ($cxx.target.cpu == "x86_64")
    stack_size = 8388608 # 8M
  else
    stack_size = 4194304 # 4M

  if ($cxx.class == 'msvc')
    cxx.loptions += "/STACK:$stack_size"
  else
    cxx.loptions += "-Wl,--stack,$stack_size"
}

# Generated options parser.
#
if $cli.configured
{
  cli.cxx{b-options}: cli{b}

  cli.options += -I $src_root --include-with-brackets --include-prefix build2 \
--guard-prefix BUILD2 --cxx-prologue "#include <build2/types-parsers.hxx>" \
--cli-namespace build2::cl --generate-file-scanner --keep-separator \
--generate-parse --generate-specifier

  # Usage options.
  #
  cli.options += --suppress-undocumented --long-usage --ansi-color \
--page-usage 'build2::print_$name$_' --option-length 20

  # Include the generated cli files into the distribution and don't remove
  # them when cleaning in src (so that clean results in a state identical to
  # distributed).
  #
  cli.cxx{*}: dist  = true
  cli.cxx{*}: clean = ($src_root != $out_root)
}