Class: Preprocessor::Parser
- Inherits:
-
Racc::Parser
- Object
- Racc::Parser
- Preprocessor::Parser
- Defined in:
- lib/caphir/preprocessor.rb,
lib/caphir/preprocessor_conf.rb
Constant Summary collapse
- Racc_arg =
[ racc_action_table, racc_action_check, racc_action_default, racc_action_pointer, racc_goto_table, racc_goto_check, racc_goto_default, racc_goto_pointer, racc_nt_base, racc_reduce_table, racc_token_table, racc_shift_n, racc_reduce_n, racc_use_result_var ]
- Racc_token_to_s_table =
[ '$end', 'error', '"defined"', 'UPLUS', 'UMINUS', '"!"', '"~"', '"*"', '"/"', '"%"', '"+"', '"-"', '"<<"', '">>"', '"<"', '"<="', '">"', '">="', '"=="', '"!="', '"&"', '"^"', '"|"', '"&&"', '"||"', 'CONSTANT', 'CHARACTER', 'STRING', 'IDENTIFIER', 'NEWLINE', 'SPACE', 'COMMENT', 'SYMBOL', 'UNKNOWN', 'IGNORE', 'IGNORE_ALL', '"else"', '"endif"', '"elif"', '"ifdef"', '"ifndef"', '"if"', '"include"', '"include_next"', '"define"', '"undef"', '"line"', '"error"', '"warning"', '"pragma"', '"#"', '"##"', '"("', '")"', '"?"', '":"', '"..."', '","', '$start', 'target', 'statement', 'end_of_statement', 'ignore_statement', 'directive', 'macro_statement', 'conditional_comp', 'include_directive', 'ignore_token', 'ignore_all_token', 'ignore_newline', 'ignore_all_newline', 'ignore_open', 'ignore_other', 'elif_start', 'expression', 'non_space_token', 'identifier', 'if_start', 'elif_else_statement', 'pragma_directive', 'directive_text', 'error_directive', 'warning_directive', 'line_directive', 'text', 'include_start', 'include_file', 'include_next_start', 'include_text', 'include_text_token', 'completely_reserved_word', 'define_identifier', 'parameters', 'text_nospace', 'param_start', 'param_finish', 'init_parameter_list', 'parameter_ellipsis', 'parameter_list', 'partially_reserved_word', 'space_token', 'text_token', 'symbol_token', 'defined_check', 'defined_identifier', 'constant_exp', 'unary_expression', 'cast_expression', 'multiplicative_expression', 'additive_expression', 'shift_expression', 'relational_expression', 'equality_expression', 'and_expression', 'exclusive_or_expression', 'inclusive_or_expression', 'logical_and_expression', 'logical_or_expression', 'conditional_expression']
- Racc_debug_parser =
false
Instance Method Summary collapse
-
#_reduce_none(val, _values, result) ⇒ Object
reduce 231 omitted.
- #configure(options, includes, compiler = nil, version = nil) ⇒ Object
Instance Method Details
#_reduce_none(val, _values, result) ⇒ Object
reduce 231 omitted
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# File 'lib/caphir/preprocessor.rb', line 2167 def _reduce_none( val, _values, result ) result end |
#configure(options, includes, compiler = nil, version = nil) ⇒ Object
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# File 'lib/caphir/preprocessor_conf.rb', line 13 def configure(, includes, compiler=nil, version=nil) # __FILE__ and __LINE__ macros are define in preprocessor.y # so '##' is used to paste tokens, not '/**/' self.define('__STDC__', nil, '1') self.define('__STDC_VERSION__', nil, '199901L') comp_time = Time.now self.define('__DATE__', nil, comp_time.strftime('%m %d %Y')) self.define('__TIME__', nil, comp_time.strftime('%H:%M:%S')) case RUBY_PLATFORM when /i[0-9]86/ self.define('__i386__', nil, '1') when /powerpc/ self.define('__ppc__', nil, '1') # when /ia64/ # self.define('__ia64__', nil, '1') else warn "unrecognized platform: #{RUBY_PLATFORM}" end case RUBY_PLATFORM #when /darwin/ #when /netbsd/ when /mswin32/ self.define('__WIN32', nil, '1') when /cygwin/ self.define('__WIN32', nil, '1') self.define('__CYGWIN__', nil, '1') when /mingw/ self.define('__WIN32', nil, '1') self.define('__MINGW32__', nil, '1') #when /bccwin/ #when /os2/ #when /sparc/ #when /AIX/ end case compiler # gcc is the default when nil, 'gcc' warn "invalid gcc version (got #{version} expecting major.minor.patch_level)" \ if version and not version =~ /\A(\d+)\.(\d+)(?:\.(\d+))?\Z/ # defaults to gcc 3.3.0 self.define('__GNUC__', nil, $1 || '3') self.define('__GNUC_MINOR__', nil, $2 || '3') self.define('__GNUC_PATCHLEVEL__', nil, $3 || '0') # default must be '0' self.define('__complex__', nil, '_Complex') # define all these as blank empty_str = ''.freeze self.define('__asm__', ['...'], empty_str) self.define('__attribute__', ['...'], empty_str) # this is now handled by the parser #self.define('throw', ['...'], empty_str) # note that __cdecl is included here [ '__const__', '__extension__', '__inline__', '__signed__', '__volatile__', '__cdecl' ].each do |kw| self.define(kw, nil, empty_str) end self.define('__restrict_arr', nil, 'restrict') # define psuedo-ANSI C keywords. Note these # may be redefined later in the code [ '__const', '__inline', '__restrict', '__signed', '__volatile' ].each do |kw| self.define(kw, nil, kw[2, kw.length-2]) end # for gcc 3.4+ compatibility self.define('__GLIBC_HAVE_LONG_LONG', nil, '1') self.define('__builtin_va_list', nil, 'int *') self.define('SHLIB_COMPAT', ['...'], '(0)') when 'vc++' # win32 should already be defined self.define('__cdecl', nil, ' ') # make up a time stamp self.define('__TIMESTAMP__', nil, comp_time.strftime('%a %b %d %H:%M:%S %y')) # default version is 6.0 => 1200 version = version ? ((version.to_f + 6) * 100).to_i.to_s : '1200' self.define('_MSC_VER', nil, version) # Not sure if these should be added #if RUBY_PLATFORM =~ /i[0-9]86/ # self.define('_M_IX86', nil, '500') # default #else # self.define('_M_MPPC', nil, '601') # default # self.define('_M_PPC', nil, '604') # default #end when 'tinyc' # tinyc compilers do not specify version numbers self.define('__TINYC__', nil, '1') when 'turboc' warn "ignoring version number, defaulting to 3.0" if version self.define('__TURBOC__', nil, '661') # 3.0 when 'borland' version = version ? ('0x', version) : '0x550' self.define('__BORLANDC__', nil, version) when 'intel' version = version ? (nil, version) : '600' self.define('__INTEL_COMPILER', nil, version) self.define('__ICC', nil, version) when 'mars' version = version ? ('0x', version) : '0x800' self.define('__DMC__', nil, version) when 'watcom' version = version ? (version) << '0' : '1100' self.define('__WATCOMC__', nil, version) else warn "unrecognized compiler: #{compiler}" exit(2) end # case # options should be applied after the preprocessor is configured .each do |opt| if opt[0] == :DEFINE self.define(opt[1], opt[2], opt[3]) elsif opt[0] == :UNDEF self.undef(opt[1]) else raise "impossible" end end includes.each { |f| self.include_arg(f) } end |