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| author | Lasse Collin <lasse.collin@tukaani.org> | 2010-09-04 22:10:32 +0300 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2010-09-04 22:10:32 +0300 |
| commit | 474bac0c33e94aeaca8ada17ab19972b1424bc2b (patch) | |
| tree | 4be3381da2cc3bdab070c349e310baef415c9edd | |
| parent | Adjust memory limits in test_compress.sh (diff) | |
| download | xz-474bac0c33e94aeaca8ada17ab19972b1424bc2b.tar.xz | |
xz: Minor improvements to --help and --long-help.
| -rw-r--r-- | src/xz/message.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/src/xz/message.c b/src/xz/message.c index 4ccc893c..6dfa4aac 100644 --- a/src/xz/message.c +++ b/src/xz/message.c @@ -1089,7 +1089,7 @@ message_help(bool long_help) " -z, --compress force compression\n" " -d, --decompress force decompression\n" " -t, --test test compressed file integrity\n" -" -l, --list list information about files")); +" -l, --list list information about .xz files")); if (long_help) puts(_("\n Operation modifiers:\n")); @@ -1103,27 +1103,27 @@ message_help(bool long_help) puts(_( " --no-sparse do not create sparse files when decompressing\n" " -S, --suffix=.SUF use the suffix `.SUF' on compressed files\n" -" --files=[FILE] read filenames to process from FILE; if FILE is\n" +" --files[=FILE] read filenames to process from FILE; if FILE is\n" " omitted, filenames are read from the standard input;\n" " filenames must be terminated with the newline character\n" -" --files0=[FILE] like --files but use the null character as terminator")); +" --files0[=FILE] like --files but use the null character as terminator")); if (long_help) { puts(_("\n Basic file format and compression options:\n")); puts(_( " -F, --format=FMT file format to encode or decode; possible values are\n" " `auto' (default), `xz', `lzma', and `raw'\n" -" -C, --check=CHECK integrity check type: `crc32', `crc64' (default),\n" -" `sha256', or `none' (use with caution)")); +" -C, --check=CHECK integrity check type: `none' (use with caution),\n" +" `crc32', `crc64' (default), or `sha256'")); } puts(_( -" -0 .. -9 compression preset; 0-2 fast compression, 3-5 good\n" -" compression, 6-9 excellent compression; default is 6")); +" -0 ... -9 compression preset; default is 6; take compressor *and*\n" +" decompressor memory usage into account before using 7-9!")); puts(_( -" -e, --extreme use more CPU time when encoding to increase compression\n" -" ratio without increasing memory usage of the decoder")); +" -e, --extreme try to improve compression ratio by using more CPU time;\n" +" does not affect decompressor memory requirements")); if (long_help) { puts(_( // xgettext:no-c-format @@ -1148,7 +1148,7 @@ message_help(bool long_help) "\n" " --lzma1[=OPTS] LZMA1 or LZMA2; OPTS is a comma-separated list of zero or\n" " --lzma2[=OPTS] more of the following options (valid values; default):\n" -" preset=NUM reset options to preset number NUM (0-9)\n" +" preset=PRE reset options to a preset (0-9[e])\n" " dict=NUM dictionary size (4KiB - 1536MiB; 8MiB)\n" " lc=NUM number of literal context bits (0-4; 3)\n" " lp=NUM number of literal position bits (0-4; 0)\n" @@ -1161,9 +1161,9 @@ message_help(bool long_help) puts(_( "\n" -" --x86[=OPTS] x86 BCJ filter\n" +" --x86[=OPTS] x86 BCJ filter (32-bit and 64-bit)\n" " --powerpc[=OPTS] PowerPC BCJ filter (big endian only)\n" -" --ia64[=OPTS] IA64 (Itanium) BCJ filter\n" +" --ia64[=OPTS] IA-64 (Itanium) BCJ filter\n" " --arm[=OPTS] ARM BCJ filter (little endian only)\n" " --armthumb[=OPTS] ARM-Thumb BCJ filter (little endian only)\n" " --sparc[=OPTS] SPARC BCJ filter\n" |