diff options
Diffstat (limited to 'rc.h')
| -rw-r--r-- | rc.h | 21 |
1 files changed, 16 insertions, 5 deletions
@@ -15,7 +15,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */ -enum { fmt_bz2, fmt_gz, fmt_lz, fmt_xz, fmt_zst, num_formats }; // format_index +// format_index; < 0 means undefined, >= num_formats means uncompressed +enum { fmt_bz2, fmt_gz, fmt_lz, fmt_xz, fmt_zst, num_formats }; + const char * const format_names[num_formats] = { "bz2", "gz", "lz", "xz", "zst" }; const char * const simple_extensions[num_formats] = @@ -23,15 +25,22 @@ const char * const simple_extensions[num_formats] = const int format_order[num_formats] = { fmt_lz, fmt_bz2, fmt_gz, fmt_zst, fmt_xz }; // search order -bool enabled_format( const int format_index ); +bool enabled_format( const int format_index ); // -1 == uncompressed void parse_format_list( const std::string & arg, const char * const pn ); -int parse_format_type( const std::string & arg, const char * const pn ); +// Return num_formats if arg == "un" (uncompressed). +int parse_format_type( const std::string & arg, const char * const pn, + const bool allow_uncompressed = true ); int extension_index( const std::string & name ); // -1 if unknown int extension_format( const int eindex ); // -1 if uncompressed const char * extension_from( const int eindex ); const char * extension_to( const int eindex ); +// Return format_index, or -1 if uncompressed. +// +inline int test_extension( const std::string & name ) + { return extension_format( extension_index( name ) ); } + extern const char * invocation_name; extern const char * program_name; extern int verbosity; @@ -40,8 +49,8 @@ class Arg_parser; void maybe_process_config_file( const Arg_parser & parser ); -void parse_compressor( const std::string & arg, const int format_index, - const int eretval = 2 ); +void parse_compressor( const std::string & arg, const char * const pn, + const int format_index, const int eretval = 2 ); const char * get_compressor_name( const int format_index ); const std::vector< std::string > & get_compressor_args( const int format_index ); @@ -53,6 +62,8 @@ void show_error( const char * const msg, const int errcode = 0, void show_file_error( const char * const filename, const char * const msg, const int errcode = 0 ); void internal_error( const char * const msg ); +void show_option_error( const char * const arg, const char * const msg, + const char * const option_name ); void show_close_error( const char * const prog_name = "data feeder" ); void show_exec_error( const char * const prog_name ); void show_fork_error( const char * const prog_name ); |