list.h File Reference

List information about .xz files. More...

Go to the source code of this file.

Functions
void	list_file (const char *filename)
	List information about the given .xz file. More...
void	list_totals (void)
	Show the totals after all files have been listed. More...

Detailed Description

List information about .xz files.

Definition in file list.h.

Function Documentation

list_file()

void list_file

(

const char *

filename

)

List information about the given .xz file.

Definition at line 1143 of file list.c.

{
    if (opt_format != FORMAT_XZ && opt_format != FORMAT_AUTO)
        message_fatal(_("--list works only on .xz files "
                "(--format=xz or --format=auto)"));
 
    message_filename(filename);
 
    if (filename == stdin_filename) {
        message_error(_("--list does not support reading from "
                "standard input"));
        return;
    }
 
    // Unset opt_stdout so that io_open_src() won't accept special files.
    // Set opt_force so that io_open_src() will follow symlinks.
    opt_stdout = false;
    opt_force = true;
    file_pair *pair = io_open_src(filename);
    if (pair == NULL)
        return;
 
    xz_file_info xfi = XZ_FILE_INFO_INIT;
    if (!parse_indexes(&xfi, pair)) {
        bool fail;
 
        // We have three main modes:
        //  - --robot, which has submodes if --verbose is specified
        //    once or twice
        //  - Normal --list without --verbose
        //  - --list with one or two --verbose
        if (opt_robot)
            fail = print_info_robot(&xfi, pair);
        else if (message_verbosity_get() <= V_WARNING)
            fail = print_info_basic(&xfi, pair);
        else
            fail = print_info_adv(&xfi, pair);
 
        // Update the totals that are displayed after all
        // the individual files have been listed. Don't count
        // broken files.
        if (!fail)
            update_totals(&xfi);
 
        lzma_index_end(xfi.idx, NULL);
    }
 
    io_close(pair, false);
    return;
}

References _, fail, FORMAT_AUTO, FORMAT_XZ, xz_file_info::idx, io_close(), io_open_src(), message_error(), message_fatal(), message_filename(), message_verbosity_get(), NULL, opt_force, opt_format, opt_robot, opt_stdout, parse_indexes(), print_info_adv(), print_info_basic(), print_info_robot(), stdin_filename, update_totals(), V_WARNING, and XZ_FILE_INFO_INIT.

Referenced by main().

list_totals()

void list_totals

(

void

)

Show the totals after all files have been listed.

Definition at line 1121 of file list.c.

{
    if (opt_robot) {
        // Always print totals in --robot mode. It can be convenient
        // in some cases and doesn't complicate usage of the
        // single-file case much.
        print_totals_robot();
 
    } else if (totals.files > 1) {
        // For non-robot mode, totals are printed only if there
        // is more than one file.
        if (message_verbosity_get() <= V_WARNING)
            print_totals_basic();
        else
            print_totals_adv();
    }
 
    return;
}

References message_verbosity_get(), opt_robot, print_totals_adv(), print_totals_basic(), print_totals_robot(), totals, and V_WARNING.

Referenced by main().