X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fprogram-option.cc;h=e54429319dff0eb24a0a35492d55c72f1fec32d8;hb=0b544cfb7332615ef809b71b57ab656741311ae1;hp=c1d4d572b3b2d9516abb15a318569a918157c4fc;hpb=2c22efe5a46a37065b10c3f51c5d7db00d07d318;p=lilypond.git diff --git a/lily/program-option.cc b/lily/program-option.cc index c1d4d572b3..e54429319d 100644 --- a/lily/program-option.cc +++ b/lily/program-option.cc @@ -1,201 +1,36 @@ /* - scm-option.cc -- implement option setting from Scheme + This file is part of LilyPond, the GNU music typesetter. - source file of the GNU LilyPond music typesetter + Copyright (C) 2007--2014 Han-Wen Nienhuys - (c) 2001--2005 Han-Wen Nienhuys -*/ - -#include "program-option.hh" -#include -#include + LilyPond is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. -#include "string-convert.hh" -#include "protected-scm.hh" -#include "parse-scm.hh" -#include "warn.hh" -#include "main.hh" + LilyPond is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -/* Write midi as formatted ascii stream? */ -bool do_midi_debugging_global; -bool use_object_keys; - -/* - Backwards compatibility. + You should have received a copy of the GNU General Public License + along with LilyPond. If not, see . */ -bool lily_1_8_relative = false; -bool lily_1_8_compatibility_used = false; -bool profile_property_accesses = false; -/* - crash if internally the wrong type is used for a grob property. -*/ -bool do_internal_type_checking_global; - -Protected_scm option_hash_; - -void internal_set_option (SCM var, SCM val) -{ - scm_hashq_set_x (option_hash_, var, val); - - if (0) - ; - else if (var == ly_symbol2scm ("profile-property-accesses")) - { - profile_property_accesses = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } - else if (var == ly_symbol2scm ("midi-debug")) - { - do_midi_debugging_global = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } - else if (var == ly_symbol2scm ("point-and-click")) - { - point_and_click_global = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } - else if (var == ly_symbol2scm ("parse-protect")) - { - parse_protect_global = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } - else if (var == ly_symbol2scm ("internal-type-checking")) - { - do_internal_type_checking_global = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } - else if (var == ly_symbol2scm ("old-relative")) - { - lily_1_8_relative = to_boolean (val); - /* Needs to be reset for each file that uses this option. */ - lily_1_8_compatibility_used = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } - else if (var == ly_symbol2scm ("object-keys")) - { - use_object_keys = to_boolean (val); - val = scm_from_bool (to_boolean (val)); - } -} - -const int HELP_INDENT = 30; -const int INDENT = 2; -const int SEPARATION = 5; - -/* - Hmmm. should do in SCM / C++ ? -*/ -static String -get_help_string () -{ - SCM alist = ly_hash2alist (option_hash_); - SCM convertor = ly_lily_module_constant ("scm->string"); - - Array opts; - - for (SCM s = alist; scm_is_pair (s); s = scm_cdr (s)) - { - SCM sym = scm_caar (s); - SCM val = scm_cdar (s); - String opt_spec - = String_convert::char_string (' ', INDENT) - + ly_symbol2string (sym) - + " (" - + ly_scm2string (scm_call_1 (convertor, val)) - + ")"; - if (opt_spec.length () + SEPARATION > HELP_INDENT) - { - opt_spec += "\n" - + String_convert::char_string (' ', HELP_INDENT); - } - else - opt_spec += String_convert::char_string (' ', HELP_INDENT - opt_spec.length ()); - - SCM opt_help_scm - = scm_object_property (sym, ly_symbol2scm ("program-option-documentation")); - String opt_help = ly_scm2string (opt_help_scm); - opt_help.substitute (String ("\n"), - String ("\n") - + String_convert::char_string (' ', HELP_INDENT)); - - opts.push (opt_spec + opt_help + "\n"); - } - - String help ("Options supported by ly:set-option\n\n"); - opts.sort (String::compare); - for (int i = 0; i < opts.size (); i++) - help += opts[i]; - - help += String ("\n"); - return help; -} +#include "program-option.hh" -LY_DEFINE (ly_option_usage, "ly:option-usage", 0, 0, 0, (), - "Print ly:set-option usage") +string +get_output_backend_name () { - String help = get_help_string (); - fputs (help.to_str0 (), stdout); - - exit (0); - return SCM_UNSPECIFIED; + return ly_symbol2string (ly_get_option (ly_symbol2scm ("backend"))); } -LY_DEFINE (ly_add_option, "ly:add-option", 3, 0, 0, - (SCM sym, SCM val, SCM description), - "Add a program option @var{sym} with default @var{val}.") +bool +get_program_option (const char *s) { - if (scm_hash_table_p (option_hash_) == SCM_BOOL_F) - option_hash_ = scm_c_make_hash_table (11); - - SCM_ASSERT_TYPE (scm_is_symbol (sym), sym, SCM_ARG1, __FUNCTION__, "symbol"); - SCM_ASSERT_TYPE (scm_is_string (description), description, - SCM_ARG3, __FUNCTION__, "string"); - - internal_set_option (sym, val); + SCM sym = ly_symbol2scm (s); - scm_set_object_property_x (sym, ly_symbol2scm ("program-option-documentation"), - description); - - return SCM_UNSPECIFIED; + return to_boolean (ly_get_option (sym)); } -LY_DEFINE (ly_set_option, "ly:set-option", 1, 1, 0, (SCM var, SCM val), - "Set a program option. Try setting 'help for a help string.") -{ - SCM_ASSERT_TYPE (scm_is_symbol (var), var, SCM_ARG1, - __FUNCTION__, "symbol"); - - if (ly_symbol2scm ("help") == var) - { - ly_option_usage (); - } - - if (val == SCM_UNDEFINED) - val = SCM_BOOL_T; - - String varstr = ly_scm2string (scm_symbol_to_string (var)); - if (varstr.left_string (3) == String ("no-")) - { - var = ly_symbol2scm (varstr.nomid_string (0, 3).to_str0 ()); - val = scm_from_bool (!to_boolean (val)); - } - - SCM handle = scm_hashq_get_handle (option_hash_, var); - if (handle == SCM_BOOL_F) - { - warning (_f ("no such internal option: %s", varstr.to_str0 ())); - } - - internal_set_option (var, val); - return SCM_UNSPECIFIED; -} - -LY_DEFINE (ly_get_option, "ly:get-option", 1, 0, 0, (SCM var), - "Get a global option setting.") -{ - SCM_ASSERT_TYPE (scm_is_symbol (var), var, - SCM_ARG1, __FUNCTION__, "symbol"); - return scm_hashq_ref (option_hash_, var, SCM_BOOL_F); -}