Ejemplo n.º 1
0
int main(int argc, char **argv)
{
    int res=1;
    int my_optind=0;

    set_main_thread();
    setup_fork_guards();

    wsetlocale(LC_ALL, L"");
    is_interactive_session=1;
    program_name=L"fish";

    //struct stat tmp;
    //stat("----------FISH_HIT_MAIN----------", &tmp);

    std::vector<std::string> cmds;
    my_optind = fish_parse_opt(argc, argv, &cmds);

    /*
      No-exec is prohibited when in interactive mode
    */
    if (is_interactive_session && no_exec)
    {
        debug(1, _(L"Can not use the no-execute mode when running an interactive session"));
        no_exec = 0;
    }

    /* Only save (and therefore restore) the fg process group if we are interactive. See #197, #1002 */
    if (is_interactive_session)
    {
        save_term_foreground_process_group();
    }

    const struct config_paths_t paths = determine_config_directory_paths(argv[0]);

    proc_init();
    event_init();
    wutil_init();
    builtin_init();
    function_init();
    env_init(&paths);
    reader_init();
    history_init();
    /* For setcolor to support term256 in config.fish (#1022) */
    update_fish_term256();

    parser_t &parser = parser_t::principal_parser();

    if (g_log_forks)
        printf("%d: g_fork_count: %d\n", __LINE__, g_fork_count);

    const io_chain_t empty_ios;
    if (read_init(paths))
    {
        /* Stop the exit status of any initialization commands (#635) */
        proc_set_last_status(STATUS_BUILTIN_OK);

        /* Run the commands specified as arguments, if any */
        if (! cmds.empty())
        {
            /* Do something nasty to support OpenSUSE assuming we're bash. This may modify cmds. */
            if (is_login)
            {
                fish_xdm_login_hack_hack_hack_hack(&cmds, argc - my_optind, argv + my_optind);
            }
            for (size_t i=0; i < cmds.size(); i++)
            {
                const wcstring cmd_wcs = str2wcstring(cmds.at(i));
                res = parser.eval(cmd_wcs, empty_ios, TOP);
            }
            reader_exit(0, 0);
        }
        else
        {
            if (my_optind == argc)
            {
                res = reader_read(STDIN_FILENO, empty_ios);
            }
            else
            {
                char **ptr;
                char *file = *(argv+(my_optind++));
                int i;
                int fd;


                if ((fd = open(file, O_RDONLY)) == -1)
                {
                    wperror(L"open");
                    return 1;
                }

                // OK to not do this atomically since we cannot have gone multithreaded yet
                set_cloexec(fd);

                if (*(argv+my_optind))
                {
                    wcstring sb;
                    for (i=1,ptr = argv+my_optind; *ptr; i++, ptr++)
                    {
                        if (i != 1)
                            sb.append(ARRAY_SEP_STR);
                        sb.append(str2wcstring(*ptr));
                    }

                    env_set(L"argv", sb.c_str(), 0);
                }

                const wcstring rel_filename = str2wcstring(file);
                const wchar_t *abs_filename = wrealpath(rel_filename, NULL);

                if (!abs_filename)
                {
                    abs_filename = wcsdup(rel_filename.c_str());
                }

                reader_push_current_filename(intern(abs_filename));
                free((void *)abs_filename);

                res = reader_read(fd, empty_ios);

                if (res)
                {
                    debug(1,
                          _(L"Error while reading file %ls\n"),
                          reader_current_filename()?reader_current_filename(): _(L"Standard input"));
                }
                reader_pop_current_filename();
            }
        }
    }

    proc_fire_event(L"PROCESS_EXIT", EVENT_EXIT, getpid(), res);

    restore_term_mode();
    restore_term_foreground_process_group();
    history_destroy();
    proc_destroy();
    builtin_destroy();
    reader_destroy();
    parser.destroy();
    wutil_destroy();
    event_destroy();

    env_destroy();

    if (g_log_forks)
        printf("%d: g_fork_count: %d\n", __LINE__, g_fork_count);

    exit_without_destructors(res ? STATUS_UNKNOWN_COMMAND : proc_get_last_status());
    return EXIT_FAILURE; //above line should always exit
}
Ejemplo n.º 2
0
int main( int argc, char **argv )
{    
    struct stat tmp;
	int res=1;
	const char *cmd=0;
	int my_optind=0;

	set_main_thread();
    setup_fork_guards();
    
	wsetlocale( LC_ALL, L"" );
	is_interactive_session=1;
	program_name=L"fish";

    stat("----------FISH_HIT_MAIN----------", &tmp);

	my_optind = fish_parse_opt( argc, argv, &cmd );

	/*
	  No-exec is prohibited when in interactive mode
	*/
	if( is_interactive_session && no_exec)
	{
		debug( 1, _(L"Can not use the no-execute mode when running an interactive session") );
		no_exec = 0;
	}
    
	const struct config_paths_t paths = determine_config_directory_paths(argv[0]);
    	
	proc_init();	
	event_init();	
	wutil_init();
	//parser_init();
	builtin_init();
	function_init();
	env_init(&paths);
	reader_init();
	history_init();

    parser_t &parser = parser_t::principal_parser();

    if (g_log_forks)
        printf("%d: g_fork_count: %d\n", __LINE__, g_fork_count);

	if( read_init(paths) )
	{
		if( cmd != 0 )
		{
			wchar_t *cmd_wcs = str2wcs( cmd );
			res = parser.eval( cmd_wcs, 0, TOP );
			free(cmd_wcs);
			reader_exit(0, 0);
		}
		else
		{
			if( my_optind == argc )
			{
				res = reader_read( STDIN_FILENO, 0 );
			}
			else
			{
				char **ptr; 
				char *file = *(argv+(my_optind++));
				int i; 
				int fd;
				wchar_t *rel_filename, *abs_filename;

                
				if( ( fd = open(file, O_RDONLY) ) == -1 )
				{
					wperror( L"open" );
					return 1;
				}
                
                // OK to not do this atomically since we cannot have gone multithreaded yet
                set_cloexec(fd);
                
				if( *(argv+my_optind))
				{
                    wcstring sb;
					for( i=1,ptr = argv+my_optind; *ptr; i++, ptr++ )
					{
						if( i != 1 )
                            sb.append( ARRAY_SEP_STR );
                        sb.append( str2wcstring( *ptr ));
					}
				
					env_set( L"argv", sb.c_str(), 0 );
				}

				rel_filename = str2wcs( file );
				abs_filename = wrealpath( rel_filename, 0 );

				if( !abs_filename )
				{
					abs_filename = wcsdup(rel_filename);
				}

				reader_push_current_filename( intern( abs_filename ) );
				free( rel_filename );
				free( abs_filename );

				res = reader_read( fd, 0 );

				if( res )
				{
					debug( 1, 
					       _(L"Error while reading file %ls\n"), 
					       reader_current_filename()?reader_current_filename(): _(L"Standard input") );
				}				
				reader_pop_current_filename();
			}
		}
	}
	
	proc_fire_event( L"PROCESS_EXIT", EVENT_EXIT, getpid(), res );
	
	history_destroy();
	proc_destroy();
	builtin_destroy();
	reader_destroy();
	parser.destroy();
	wutil_destroy();
	event_destroy();
	
	env_destroy();
	
    if (g_log_forks)
        printf("%d: g_fork_count: %d\n", __LINE__, g_fork_count);
    
	return res?STATUS_UNKNOWN_COMMAND:proc_get_last_status();	
}
Ejemplo n.º 3
0
/**
   The main mathod. Run the program.
 */
int main(int argc, char **argv)
{
    int do_indent=1;
    set_main_thread();
    setup_fork_guards();

    wsetlocale(LC_ALL, L"");
    program_name=L"fish_indent";

    while (1)
    {
        static struct option
                long_options[] =
        {
            {
                "no-indent", no_argument, 0, 'i'
            }
            ,
            {
                "help", no_argument, 0, 'h'
            }
            ,
            {
                "version", no_argument, 0, 'v'
            }
            ,
            {
                0, 0, 0, 0
            }
        }
        ;

        int opt_index = 0;

        int opt = getopt_long(argc,
                              argv,
                              GETOPT_STRING,
                              long_options,
                              &opt_index);

        if (opt == -1)
            break;

        switch (opt)
        {
            case 0:
            {
                break;
            }

            case 'h':
            {
                print_help("fish_indent", 1);
                exit(0);
                break;
            }

            case 'v':
            {
                fwprintf(stderr,
                         _(L"%ls, version %s\n"),
                         program_name,
                         FISH_BUILD_VERSION);
                exit(0);
            }

            case 'i':
            {
                do_indent = 0;
                break;
            }


            case '?':
            {
                exit(1);
            }

        }
    }

    wcstring sb_in, sb_out;
    read_file(stdin, sb_in);

    wutil_init();

    if (!indent(sb_out, sb_in, do_indent))
    {
        trim(sb_out);
        fwprintf(stdout, L"%ls", sb_out.c_str());
    }
    else
    {
        /*
          Indenting failed - print original input
        */
        fwprintf(stdout, L"%ls", sb_in.c_str());
    }


    wutil_destroy();

    return 0;
}