62 lines
2.5 KiB
C++
62 lines
2.5 KiB
C++
/* Zutils - Utilities dealing with compressed files
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Copyright (C) 2009-2021 Antonio Diaz Diaz.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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enum { fmt_bz2, fmt_gz, fmt_lz, fmt_xz, num_formats }; // format_index
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const char * const format_names[num_formats] = { "bz2", "gz", "lz", "xz" };
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const char * const simple_extensions[num_formats] =
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{ ".bz2", ".gz", ".lz", ".xz" };
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const int format_order[num_formats] =
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{ fmt_lz, fmt_bz2, fmt_gz, fmt_xz }; // search order
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bool enabled_format( const int format_index );
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void parse_format_list( const std::string & arg );
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int parse_format_type( const std::string & arg );
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int extension_index( const std::string & name ); // -1 if unknown
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int extension_format( const int eindex ); // -1 if uncompressed
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const char * extension_from( const int eindex );
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const char * extension_to( const int eindex );
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extern const char * invocation_name;
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extern const char * program_name;
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extern int verbosity;
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class Arg_parser;
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void maybe_process_config_file( const Arg_parser & parser );
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void parse_compressor( const std::string & arg, const int format_index,
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const int eretval = 2 );
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const char * get_compressor_name( const int format_index );
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const std::vector< std::string > & get_compressor_args( const int format_index );
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void show_help_addr();
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void show_version();
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void show_error( const char * const msg, const int errcode = 0,
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const bool help = false );
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void show_file_error( const char * const filename, const char * const msg,
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const int errcode = 0 );
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void internal_error( const char * const msg );
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void show_close_error( const char * const prog_name = "data feeder" );
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void show_exec_error( const char * const prog_name );
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void show_fork_error( const char * const prog_name );
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// Returns exit status of child process 'pid', or 'eretval' in case of error.
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//
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int wait_for_child( const pid_t pid, const char * const name,
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const int eretval = 2, const bool isgzxz = false );
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