diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 51 |
1 files changed, 28 insertions, 23 deletions
@@ -1,5 +1,5 @@ /* Lunzip - Decompressor for lzip files - Copyright (C) 2010, 2011, 2012, 2013, 2014 Antonio Diaz Diaz. + Copyright (C) 2010-2015 Antonio Diaz Diaz. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -65,7 +65,7 @@ const char * const Program_name = "Lunzip"; const char * const program_name = "lunzip"; -const char * const program_year = "2014"; +const char * const program_year = "2015"; const char * invocation_name = 0; struct { const char * from; const char * to; } const known_extensions[] = { @@ -134,18 +134,21 @@ static void show_version( void ) static void show_header( const unsigned dictionary_size ) { - const char * const prefix[8] = - { "Ki", "Mi", "Gi", "Ti", "Pi", "Ei", "Zi", "Yi" }; - enum { factor = 1024 }; - const char * p = ""; - const char * np = " "; - unsigned num = dictionary_size, i; - bool exact = ( num % factor == 0 ); - - for( i = 0; i < 8 && ( num > 9999 || ( exact && num >= factor ) ); ++i ) - { num /= factor; if( num % factor != 0 ) exact = false; - p = prefix[i]; np = ""; } - fprintf( stderr, "dictionary size %s%4u %sB. ", np, num, p ); + if( verbosity >= 3 ) + { + const char * const prefix[8] = + { "Ki", "Mi", "Gi", "Ti", "Pi", "Ei", "Zi", "Yi" }; + enum { factor = 1024 }; + const char * p = ""; + const char * np = " "; + unsigned num = dictionary_size, i; + bool exact = ( num % factor == 0 ); + + for( i = 0; i < 8 && ( num > 9999 || ( exact && num >= factor ) ); ++i ) + { num /= factor; if( num % factor != 0 ) exact = false; + p = prefix[i]; np = ""; } + fprintf( stderr, "dictionary size %s%4u %sB. ", np, num, p ); + } } @@ -222,8 +225,10 @@ static int extension_index( const char * const name ) for( i = 0; known_extensions[i].from; ++i ) { const char * const ext = known_extensions[i].from; - if( strlen( name ) > strlen( ext ) && - strncmp( name + strlen( name ) - strlen( ext ), ext, strlen( ext ) ) == 0 ) + const unsigned name_len = strlen( name ); + const unsigned ext_len = strlen( ext ); + if( name_len > ext_len && + strncmp( name + name_len - ext_len, ext, ext_len ) == 0 ) return i; } return -1; @@ -278,20 +283,21 @@ static void * resize_buffer( void * buf, const int min_size ) static void set_d_outname( const char * const name, const int i ) { + const unsigned name_len = strlen( name ); if( i >= 0 ) { const char * const from = known_extensions[i].from; - if( strlen( name ) > strlen( from ) ) + const unsigned from_len = strlen( from ); + if( name_len > from_len ) { - output_filename = resize_buffer( output_filename, strlen( name ) + + output_filename = resize_buffer( output_filename, name_len + strlen( known_extensions[0].to ) + 1 ); strcpy( output_filename, name ); - strcpy( output_filename + strlen( name ) - strlen( from ), - known_extensions[i].to ); + strcpy( output_filename + name_len - from_len, known_extensions[i].to ); return; } } - output_filename = resize_buffer( output_filename, strlen( name ) + 4 + 1 ); + output_filename = resize_buffer( output_filename, name_len + 4 + 1 ); strcpy( output_filename, name ); strcat( output_filename, ".out" ); if( verbosity >= 1 ) @@ -414,8 +420,7 @@ static int decompress( const int buffer_size, const int infd, retval = 2; break; } if( verbosity >= 2 || ( verbosity == 1 && first_member ) ) - { Pp_show_msg( pp, 0 ); - if( verbosity >= 3 ) show_header( dictionary_size ); } + { Pp_show_msg( pp, 0 ); show_header( dictionary_size ); } if( !LZd_init( &decoder, &rdec, buffer_size, dictionary_size, outfd ) ) { |