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Add initial version of xz --list.

This is a bit rough but should be useful for basic things.
Ideas (with detailed examples) about the output format are
welcome.

The output of --robot --list is not necessarily stable yet,
although I don't currently have any plans about changing it.

The man page hasn't been updated yet.
This commit is contained in:
Lasse Collin 2010-01-24 23:50:54 +02:00
parent df254ce03b
commit 0bc9eab243
5 changed files with 710 additions and 401 deletions

View file

@ -16,6 +16,7 @@ xz_SOURCES = \
file_io.h \
hardware.c \
hardware.h \
list.c \
main.c \
main.h \
message.c \

File diff suppressed because it is too large Load diff

18
src/xz/list.h Normal file
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@ -0,0 +1,18 @@
///////////////////////////////////////////////////////////////////////////////
//
/// \file list.h
/// \brief List information about .xz files
//
// Author: Lasse Collin
//
// This file has been put into the public domain.
// You can do whatever you want with this file.
//
///////////////////////////////////////////////////////////////////////////////
/// \brief List information about the given .xz file
extern void list_file(const char *filename);
/// \brief Show the totals after all files have been listed
extern void list_totals(void);

View file

@ -153,10 +153,7 @@ main(int argc, char **argv)
args_info args;
args_parse(&args, argc, argv);
if (opt_mode == MODE_LIST)
message_fatal("--list is not implemented yet.");
if (opt_robot)
if (opt_mode != MODE_LIST && opt_robot)
message_fatal(_("Compression and decompression with --robot "
"are not supported yet."));
@ -184,6 +181,11 @@ main(int argc, char **argv)
// line arguments.
signals_init();
// coder_run() handles compression, decopmression, and testing.
// list_file() is for --list.
void (*run)(const char *filename) = opt_mode == MODE_LIST
? &list_file : &coder_run;
// Process the files given on the command line. Note that if no names
// were given, parse_args() gave us a fake "-" filename.
for (size_t i = 0; i < args.arg_count && !user_abort; ++i) {
@ -218,7 +220,7 @@ main(int argc, char **argv)
}
// Do the actual compression or uncompression.
coder_run(args.arg_names[i]);
run(args.arg_names[i]);
}
// If --files or --files0 was used, process the filenames from the
@ -234,13 +236,18 @@ main(int argc, char **argv)
// read_name() doesn't return empty names.
assert(name[0] != '\0');
coder_run(name);
run(name);
}
if (args.files_name != stdin_filename)
(void)fclose(args.files_file);
}
// All files have now been handled. If in --list mode, display
// the totals before exiting.
if (opt_mode == MODE_LIST)
list_totals();
// If we have got a signal, raise it to kill the program instead
// of calling tuklib_exit().
signals_exit();

View file

@ -48,3 +48,4 @@
#include "signals.h"
#include "suffix.h"
#include "util.h"
#include "list.h"