diff options
Diffstat (limited to 'libbuild2/buildfile')
| -rw-r--r-- | libbuild2/buildfile | 56 |
1 files changed, 50 insertions, 6 deletions
diff --git a/libbuild2/buildfile b/libbuild2/buildfile index 6289bbf..3518d93 100644 --- a/libbuild2/buildfile +++ b/libbuild2/buildfile @@ -88,18 +88,24 @@ libul{build2}: config/{hxx ixx txx cxx}{** -host-config -**.test...} \ # on the users of ~host/~build2; they can decide for themselves if they # want it). # -build2_config_lines = [strings] +# The *_no_warnings variants are with the suppressed C/C++ compiler warnings +# (in particular, used for private host configuration in bpkg). +# +# host_config_lines = [strings] +build2_config_lines = [strings] + +host_config_no_warnings_lines = [strings] +build2_config_no_warnings_lines = [strings] for l: $regex.replace_lines( \ $config.save(), \ '^( *(#|(config\.(test[. ]|dist\.|install\.chroot|config\.hermetic))).*|)$', \ [null]) { - build2_config_lines += $l - # Note: also preserve config.version. # + h = [null] if $regex.match( \ $l, \ ' *config\.(c[. ]|cxx[. ]|cc[.]|bin[.]|config.environment |version ).*') @@ -117,18 +123,56 @@ for l: $regex.replace_lines( \ # if $regex.match($l, ' *config\.(c|cxx|cc)\.(coptions|loptions)[ =].*') { - l = $regex.replace($l, ' ?-f(no-)?sanitize[=-][^ ]+', '') + h = $regex.replace($l, ' ?-f(no-)?sanitize[=-][^ ]+', '') } + else + h = $l + } + } + + if ($h != [null]) + host_config_lines += $h + + build2_config_lines += $l - host_config_lines += $l + # Append the warning suppressing option to config.{c,cxx}.coptions rather + # than config.cc.coptions since the former could re-enable them. + # + if ($regex.match($l, ' *config\.(c|cxx)\.coptions[ =].*')) + { + # Note that in MSVC overriding one warning option (say /W3) with another + # (say /w) triggers a warning. However, our compile_rule sanitizes the + # command line to resolve such overrides (see msvc_sanitize_cl()). + # + o = ($cxx.class == 'gcc' ? -w : $cxx.class == 'msvc' ? /w : ) + + if ($regex.match($l, '[^=]+= *\[null\] *')) + { + l = $regex.replace($l, '= *\[null\] *$', "= $o") + h = $regex.replace($h, '= *\[null\] *$', "= $o") + } + else + { + l = $regex.replace($l, '=(.*)$', "=\\1 $o") + h = $regex.replace($h, '=(.*)$', "=\\1 $o") } } + + if ($h != [null]) + host_config_no_warnings_lines += $h + + build2_config_no_warnings_lines += $l } config/cxx{host-config}: config/in{host-config} { - build2_config = $regex.merge($build2_config_lines, '(.+)', '\1\n') host_config = $regex.merge($host_config_lines, '(.+)', '\1\n') + build2_config = $regex.merge($build2_config_lines, '(.+)', '\1\n') + + host_config_no_warnings = $regex.merge($host_config_no_warnings_lines, \ + '(.+)', '\1\n') + build2_config_no_warnings = $regex.merge($build2_config_no_warnings_lines, \ + '(.+)', '\1\n') } libul{build2}: dist/{hxx ixx txx cxx}{** -**.test...} |