Mercurial > octave-libtiff
view libinterp/octave.cc @ 31194:0cdb7f35641e
Tiff: added handler for imfinfo that uses the Tiff interface
* __tiff__.cc (F__tiff_imfinfo__): implemented handler for imfinfo function
that uses the Tiff interface to retrieve format specific information about
tiff images.
author | magedrifaat <magedrifaat@gmail.com> |
---|---|
date | Sun, 28 Aug 2022 21:34:03 +0200 |
parents | 32d2b6604a9f |
children |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1993-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave 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. // // Octave 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. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// // Born February 20, 1992. #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <iostream> #include <string> #include "file-ops.h" #include "getopt-wrapper.h" #include "lo-error.h" #include "oct-env.h" #include "str-vec.h" #include "Cell.h" #include "defun.h" #include "display.h" #include "error.h" #include "input.h" #include "interpreter.h" #include "octave.h" #include "oct-hist.h" #include "oct-map.h" #include "ovl.h" #include "options.h" #include "ov.h" #include "parse.h" #include "sysdep.h" #include "usage.h" OCTAVE_NAMESPACE_BEGIN cmdline_options::cmdline_options (void) { m_all_args.resize (1); m_all_args[0] = ""; } cmdline_options::cmdline_options (int argc, char **argv) { // Save raw program arguments. m_all_args = string_vector (argv, argc); while (true) { int long_idx; int optc = octave_getopt_long_wrapper (argc, argv, short_opts, long_opts, &long_idx); if (optc < 0) break; switch (optc) { case '?': // Unrecognized option. getopt_long already printed a message about // it, so we will just print the usage string and exit. octave_print_terse_usage_and_exit (); break; case 'H': m_read_history_file = false; break; case 'W': m_no_window_system = true; break; case 'V': m_verbose_flag = true; break; case 'd': // This is the same as yydebug in parse.y. octave_debug++; break; case 'f': m_read_init_files = false; m_read_site_files = false; break; case 'h': octave_print_verbose_usage_and_exit (); break; case 'i': m_forced_interactive = true; break; case 'p': if (octave_optarg_wrapper ()) m_command_line_path.push_back (octave_optarg_wrapper ()); break; case 'q': m_inhibit_startup_message = true; break; case 'x': m_echo_commands = true; break; case 'v': octave_print_version_and_exit (); break; case BUILT_IN_DOCSTRINGS_FILE_OPTION: if (octave_optarg_wrapper ()) m_docstrings_file = octave_optarg_wrapper ();; break; case DOC_CACHE_FILE_OPTION: if (octave_optarg_wrapper ()) m_doc_cache_file = octave_optarg_wrapper (); break; case EVAL_OPTION: if (octave_optarg_wrapper ()) { if (m_code_to_eval.empty ()) m_code_to_eval = octave_optarg_wrapper (); else m_code_to_eval += (std::string (" ") + octave_optarg_wrapper ()); } break; case EXEC_PATH_OPTION: if (octave_optarg_wrapper ()) m_exec_path = octave_optarg_wrapper (); break; case EXPERIMENTAL_TERMINAL_WIDGET_OPTION: m_experimental_terminal_widget = true; break; case GUI_OPTION: m_gui = true; break; case IMAGE_PATH_OPTION: if (octave_optarg_wrapper ()) m_image_path = octave_optarg_wrapper (); break; case INFO_FILE_OPTION: if (octave_optarg_wrapper ()) m_info_file = octave_optarg_wrapper (); break; case INFO_PROG_OPTION: if (octave_optarg_wrapper ()) m_info_program = octave_optarg_wrapper (); break; case LINE_EDITING_OPTION: m_forced_line_editing = m_line_editing = true; break; case NO_GUI_OPTION: m_gui = false; break; case NO_INIT_FILE_OPTION: m_read_init_files = false; break; case NO_INIT_PATH_OPTION: m_set_initial_path = false; break; case NO_LINE_EDITING_OPTION: m_line_editing = false; break; case NO_SITE_FILE_OPTION: m_read_site_files = false; break; case PERSIST_OPTION: m_persist = true; break; case SERVER_OPTION: m_server = true; break; case TEXI_MACROS_FILE_OPTION: if (octave_optarg_wrapper ()) m_texi_macros_file = octave_optarg_wrapper (); break; case TRADITIONAL_OPTION: m_traditional = true; m_persist = true; break; default: // getopt_long should print a message about unrecognized options and // return '?', which is handled above. If we end up here, it is // because there was an option but we forgot to handle it. // That should be fatal. panic_impossible (); break; } } m_remaining_args = string_vector (argv+octave_optind_wrapper (), argc-octave_optind_wrapper ()); } octave_value cmdline_options::as_octave_value (void) const { octave_scalar_map m; m.assign ("sys_argc", sys_argc ()); m.assign ("sys_argv", Cell (string_vector (sys_argv ()))); m.assign ("echo_commands", echo_commands ()); m.assign ("forced_interactive", forced_interactive ()); m.assign ("forced_line_editing", forced_line_editing ()); m.assign ("gui", gui ()); m.assign ("inhibit_startup_message", inhibit_startup_message ()); m.assign ("line_editing", line_editing ()); m.assign ("no_window_system", no_window_system ()); m.assign ("persist", persist ()); m.assign ("read_history_file", read_history_file ()); m.assign ("read_init_files", read_init_files ()); m.assign ("read_site_files", read_site_files ()); m.assign ("server", server ()); m.assign ("set_initial_path", set_initial_path ()); m.assign ("traditional", traditional ()); m.assign ("verbose_flag", verbose_flag ()); m.assign ("code_to_eval", code_to_eval ()); m.assign ("command_line_path", string_vector (command_line_path ())); m.assign ("docstrings_file", docstrings_file ()); m.assign ("doc_cache_file", doc_cache_file ()); m.assign ("exec_path", exec_path ()); m.assign ("image_path", image_path ()); m.assign ("info_file", info_file ()); m.assign ("info_program", info_program ()); m.assign ("texi_macros_file", texi_macros_file ()); m.assign ("all_args", Cell (all_args ())); m.assign ("remaining_args", Cell (remaining_args ())); return m; } application *application::s_instance = nullptr; application::application (int argc, char **argv) : m_options (argc, argv) { init (); } application::application (const cmdline_options& opts) : m_options (opts) { init (); } // Note: Although the application destructor doesn't explicitly // perform any actions, it can't be declared "default" in the header // file if the interpreter is an incomplete type. Providing // an explicit definition of the destructor here is much simpler than // including the full declaration of interpreter in the // octave.h header file. application::~application (void) { } void application::set_program_names (const std::string& pname) { m_program_invocation_name = pname; std::size_t pos = pname.find_last_of (sys::file_ops::dir_sep_chars ()); m_program_name = (pos != std::string::npos) ? pname.substr (pos+1) : pname; } void application::intern_argv (const string_vector& args) { octave_idx_type nargs = args.numel (); if (nargs > 0) { // Skip first argument (program name). nargs--; m_argv.resize (nargs); for (octave_idx_type i = 0; i < nargs; i++) m_argv[i] = args[i+1]; } } bool application::forced_interactive (void) { return s_instance ? s_instance->m_options.forced_interactive () : false; } // Provided for convenience. Will be removed once we eliminate the // old terminal widget. bool application::experimental_terminal_widget (void) const { return (s_instance ? s_instance->m_options.experimental_terminal_widget () : false); } bool application::interpreter_initialized (void) { return m_interpreter ? m_interpreter->initialized () : false; } interpreter& application::create_interpreter (void) { if (! m_interpreter) m_interpreter = std::unique_ptr<interpreter> (new interpreter (this)); return *m_interpreter; } void application::initialize_interpreter (void) { if (m_interpreter) m_interpreter->initialize (); } int application::execute_interpreter (void) { return m_interpreter ? m_interpreter->execute () : -1; } void application::delete_interpreter (void) { m_interpreter.reset (); } void application::init (void) { if (s_instance) throw std::runtime_error ("only one Octave application object may be active"); s_instance = this; string_vector all_args = m_options.all_args (); set_program_names (all_args[0]); string_vector remaining_args = m_options.remaining_args (); std::string code_to_eval = m_options.code_to_eval (); m_have_script_file = ! remaining_args.empty (); m_have_eval_option_code = ! code_to_eval.empty (); if (m_have_eval_option_code && m_have_script_file) { std::cerr << R"(error: --eval "CODE" and script file are mutually exclusive options)" << std::endl; octave_print_terse_usage_and_exit (); } if (m_options.gui ()) { if (m_options.no_window_system ()) { std::cerr << "error: --gui and --no-window-system are mutually exclusive options" << std::endl; octave_print_terse_usage_and_exit (); } if (! m_options.line_editing ()) { std::cerr << "error: --gui and --no-line-editing are mutually exclusive options" << std::endl; octave_print_terse_usage_and_exit (); } if (m_options.server ()) { std::cerr << "error: --gui and --server are mutually exclusive options" << std::endl; octave_print_terse_usage_and_exit (); } } m_is_octave_program = ((m_have_script_file || m_have_eval_option_code) && ! m_options.persist () && ! m_options.traditional ()); // This should probably happen early. sysdep_init (); } int cli_application::execute (void) { interpreter& interp = create_interpreter (); int status = interp.execute (); return status; } DEFUN (isguirunning, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{tf} =} isguirunning () Return true if Octave is running in GUI mode and false otherwise. @seealso{have_window_system} @end deftypefn */) { if (args.length () != 0) print_usage (); // FIXME: This isn't quite right, it just says that we intended to // start the GUI, not that it is actually running. return ovl (application::is_gui_running ()); } /* %!assert (islogical (isguirunning ())) %!error isguirunning (1) */ DEFUN (argv, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{args} =} argv () Return the command line arguments passed to Octave. For example, if you invoked Octave using the command @example octave --no-line-editing --silent @end example @noindent @code{argv} would return a cell array of strings with the elements @option{--no-line-editing} and @option{--silent}. If you write an executable Octave script, @code{argv} will return the list of arguments passed to the script. @xref{Executable Octave Programs}, for an example of how to create an executable Octave script. @end deftypefn */) { if (args.length () != 0) print_usage (); return ovl (Cell (application::argv ())); } /* %!assert (iscellstr (argv ())) %!error argv (1) */ DEFUN (cmdline_options, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{opt_struct} =} cmdline_options () Return a structure containing info about the command line arguments passed to Octave. @end deftypefn */) { if (args.length () != 0) print_usage (); application *app = application::app (); if (! app) error ("invalid application context!"); cmdline_options opts = app->options (); return ovl (opts.as_octave_value ()); } DEFUN (program_invocation_name, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{name} =} program_invocation_name () Return the name that was typed at the shell prompt to run Octave. If executing a script from the command line (e.g., @code{octave foo.m}) or using an executable Octave script, the program name is set to the name of the script. @xref{Executable Octave Programs}, for an example of how to create an executable Octave script. @seealso{program_name} @end deftypefn */) { if (args.length () != 0) print_usage (); return ovl (application::program_invocation_name ()); } /* %!assert (ischar (program_invocation_name ())) %!error program_invocation_name (1) */ DEFUN (program_name, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{name} =} program_name () Return the last component of the value returned by @code{program_invocation_name}. @seealso{program_invocation_name} @end deftypefn */) { if (args.length () != 0) print_usage (); return ovl (application::program_name ()); } /* %!assert (ischar (program_name ())) %!error program_name (1) */ OCTAVE_NAMESPACE_END