Allow compiler name in build log to be customized
For example, in the case of the C++ compiler, it is output as
`CXX  build/host/src/gc.cxx -> build/host/src/gc.cxx.o` (FYI, in the case
of `enable_cxx_abi`, it outputs `CC ...` because the option to compile as
C++ is added to C compiler).
MODIFY
lib/mruby/build.rb
lib/mruby/build.rb
@@ -78,10 +78,10 @@ module MRuby
@file_separator = '/'
@build_dir = "#{build_dir}/#{@name}"
@gem_clone_dir = "#{build_dir}/repos/#{@name}"
- @cc = Command::Compiler.new(self, %w(.c))
- @cxx = Command::Compiler.new(self, %w(.cc .cxx .cpp))
- @objc = Command::Compiler.new(self, %w(.m))
- @asm = Command::Compiler.new(self, %w(.S .asm))
+ @cc = Command::Compiler.new(self, %w(.c), label: "CC")
+ @cxx = Command::Compiler.new(self, %w(.cc .cxx .cpp), label: "CXX")
+ @objc = Command::Compiler.new(self, %w(.m), label: "OBJC")
+ @asm = Command::Compiler.new(self, %w(.S .asm), label: "ASM")
@linker = Command::Linker.new(self)
@archiver = Command::Archiver.new(self)
@yacc = Command::Yacc.new(self)

MODIFY
lib/mruby/build/command.rb
lib/mruby/build/command.rb
@@ -39,13 +39,14 @@ module MRuby
end
class Command::Compiler < Command
- attr_accessor :flags, :include_paths, :defines, :source_exts
+ attr_accessor :label, :flags, :include_paths, :defines, :source_exts
attr_accessor :compile_options, :option_define, :option_include_path, :out_ext
attr_accessor :cxx_compile_flag, :cxx_exception_flag, :cxx_invalid_flags
- def initialize(build, source_exts=[])
+ def initialize(build, source_exts=[], label: "CC")
super(build)
@command = ENV['CC'] || 'cc'
+ @label = label
@flags = [ENV['CFLAGS'] || []]
@source_exts = source_exts
@include_paths = ["#{MRUBY_ROOT}/include"]
@@ -78,7 +79,7 @@ module MRuby
def run(outfile, infile, _defines=[], _include_paths=[], _flags=[])
mkdir_p File.dirname(outfile)
- _pp "CC", infile.relative_path, outfile.relative_path
+ _pp @label, infile.relative_path, outfile.relative_path
_run compile_options, { :flags => all_flags(_defines, _include_paths, _flags),
:infile => filename(infile), :outfile => filename(outfile) }
end

Allow compiler name in build log to be customized

For example, in the case of the C++ compiler, it is output as
`CXX  build/host/src/gc.cxx -> build/host/src/gc.cxx.o` (FYI, in the case
of `enable_cxx_abi`, it outputs `CC ...` because the option to compile as
C++ is added to C compiler).