usage.h

手机嵌入式Linux下可用的busybox源码

#define adjtimex_trivial_usage \
	"[-q] [-o offset] [-f frequency] [-p timeconstant] [-t tick]"
#define adjtimex_full_usage \
	"Reads and optionally sets system timebase parameters.\n" \
	"See adjtimex(2).\n\n" \
	"Options:\n" \
	"\t-q\t\tquiet mode - do not print\n" \
	"\t-o offset\ttime offset, microseconds\n" \
	"\t-f frequency\tfrequency adjust, integer kernel units (65536 is 1ppm)\n" \
	"\t\t\t(positive values make the system clock run fast)\n" \
	"\t-t tick\t\tmicroseconds per tick, usually 10000\n" \
	"\t-p timeconstant\n"

#define ar_trivial_usage \
	"-[ov][ptx] ARCHIVE FILES"
#define ar_full_usage \
	"Extract or list FILES from an ar archive.\n\n" \
	"Options:\n" \
	"\t-o\t\tpreserve original dates\n" \
	"\t-p\t\textract to stdout\n" \
	"\t-t\t\tlist\n" \
	"\t-x\t\textract\n" \
	"\t-v\t\tverbosely list files processed\n"

#define basename_trivial_usage \
	"FILE [SUFFIX]"
#define basename_full_usage \
	"Strips directory path and suffixes from FILE.\n" \
	"If specified, also removes any trailing SUFFIX."
#define basename_example_usage \
	"$ basename /usr/local/bin/foo\n" \
	"foo\n" \
	"$ basename /usr/local/bin/\n" \
	"bin\n" \
	"$ basename /foo/bar.txt .txt\n" \
	"bar"

#define cat_trivial_usage \
	"[FILE]..."
#define cat_full_usage \
	"Concatenates FILE(s) and prints them to stdout."
#define cat_example_usage \
	"$ cat /proc/uptime\n" \
	"110716.72 17.67"

#define chgrp_trivial_usage \
	"[OPTION]... GROUP FILE..."
#define chgrp_full_usage \
	"Change the group membership of each FILE to GROUP.\n" \
	"\nOptions:\n" \
	"\t-R\tChanges files and directories recursively."
#define chgrp_example_usage \
	"$ ls -l /tmp/foo\n" \
	"-r--r--r--    1 andersen andersen        0 Apr 12 18:25 /tmp/foo\n" \
	"$ chgrp root /tmp/foo\n" \
	"$ ls -l /tmp/foo\n" \
	"-r--r--r--    1 andersen root            0 Apr 12 18:25 /tmp/foo\n"

#define chmod_trivial_usage \
	"[-R] MODE[,MODE]... FILE..."
#define chmod_full_usage \
	"Each MODE is one or more of the letters ugoa, one of the\n" \
	"symbols +-= and one or more of the letters rwxst.\n\n" \
	"Options:\n" \
	"\t-R\tChanges files and directories recursively."
#define chmod_example_usage \
	"$ ls -l /tmp/foo\n" \
	"-rw-rw-r--    1 root     root            0 Apr 12 18:25 /tmp/foo\n" \
	"$ chmod u+x /tmp/foo\n" \
	"$ ls -l /tmp/foo\n" \
	"-rwxrw-r--    1 root     root            0 Apr 12 18:25 /tmp/foo*\n" \
	"$ chmod 444 /tmp/foo\n" \
	"$ ls -l /tmp/foo\n" \
	"-r--r--r--    1 root     root            0 Apr 12 18:25 /tmp/foo\n"

#define chown_trivial_usage \
	"[ -Rh ]...  OWNER[<.|:>[GROUP]] FILE..."
#define chown_full_usage \
	"Change the owner and/or group of each FILE to OWNER and/or GROUP.\n" \
	"\nOptions:\n" \
	"\t-R\tChanges files and directories recursively.\n" \
	"\t-h\tDo not dereference symbolic links."
#define chown_example_usage \
	"$ ls -l /tmp/foo\n" \
	"-r--r--r--    1 andersen andersen        0 Apr 12 18:25 /tmp/foo\n" \
	"$ chown root /tmp/foo\n" \
	"$ ls -l /tmp/foo\n" \
	"-r--r--r--    1 root     andersen        0 Apr 12 18:25 /tmp/foo\n" \
	"$ chown root.root /tmp/foo\n" \
	"ls -l /tmp/foo\n" \
	"-r--r--r--    1 root     root            0 Apr 12 18:25 /tmp/foo\n"

#define chroot_trivial_usage \
	"NEWROOT [COMMAND...]"
#define chroot_full_usage \
	"Run COMMAND with root directory set to NEWROOT."
#define chroot_example_usage \
	"$ ls -l /bin/ls\n" \
	"lrwxrwxrwx    1 root     root          12 Apr 13 00:46 /bin/ls -> /BusyBox\n" \
	"$ mount /dev/hdc1 /mnt -t minix\n" \
	"$ chroot /mnt\n" \
	"$ ls -l /bin/ls\n" \
	"-rwxr-xr-x    1 root     root        40816 Feb  5 07:45 /bin/ls*\n"

#define chvt_trivial_usage \
	"N"
#define chvt_full_usage \
	"Changes the foreground virtual terminal to /dev/ttyN"

#define clear_trivial_usage \
	""
#define clear_full_usage \
	"Clear screen."

#define cmp_trivial_usage \
	"FILE1 [FILE2]"
#define cmp_full_usage \
	"\t-s\tquiet mode - do not print\n" \
	"Compare files."

#define cp_trivial_usage \
	"[OPTION]... SOURCE DEST"
#define cp_full_usage \
	"Copies SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n" \
	"\n" \
	"\t-a\tSame as -dpR\n" \
	"\t-d\tPreserves links\n" \
	"\t-p\tPreserves file attributes if possible\n" \
	"\t-f\tforce (implied; ignored) - always set\n" \
	"\t-R\tCopies directories recursively"

#define cpio_trivial_usage \
	"-[dimtuv][F cpiofile]"
#define cpio_full_usage \
	"Extract or list files from a cpio archive\n" \
	"Main operation mode:\n" \
	"\td\t\tmake leading directories\n" \
	"\ti\t\textract\n" \
	"\tm\t\tpreserve mtime\n" \
	"\tt\t\tlist\n" \
	"\tu\t\tunconditional overwrite\t" \
	"\tF\t\tinput from file\t"
	
#define cut_trivial_usage \
	"[OPTION]... [FILE]..."
#define cut_full_usage \
	"Prints selected fields from each input FILE to standard output.\n\n" \
	"Options:\n" \
	"\t-b LIST\t\tOutput only bytes from LIST\n" \
	"\t-c LIST\t\tOutput only characters from LIST\n" \
	"\t-d CHAR\t\tUse CHAR instead of tab as the field delimiter\n" \
	"\t-s\t\tOutput only the lines containing delimiter\n" \
	"\t-f N\t\tPrint only these fields\n" \
	"\t-n\t\tIgnored"
#define cut_example_usage \
	"$ echo "Hello world" | cut -f 1 -d ' '\n" \
	"Hello\n" \
	"$ echo "Hello world" | cut -f 2 -d ' '\n" \
	"world\n"

#define date_trivial_usage \
	"[OPTION]... [+FORMAT]"
#define date_full_usage \
	"Displays the current time in the given FORMAT, or sets the system date.\n" \
	"\nOptions:\n" \
	"\t-R\t\tOutputs RFC-822 compliant date string\n" \
	"\t-d STRING\tdisplay time described by STRING, not `now'\n" \
	"\t-s\t\tSets time described by STRING\n" \
	"\t-u\t\tPrints or sets Coordinated Universal Time"
#define date_example_usage \
	"$ date\n" \
	"Wed Apr 12 18:52:41 MDT 2000\n"

#define dc_trivial_usage \
	"expression ..."
#define dc_full_usage \
	"This is a Tiny RPN calculator that understands the\n" \
	"following operations: +, -, /, *, and, or, not, eor.\n" \
	"i.e., 'dc 2 2 add' -> 4, and 'dc 8 8 \\* 2 2 + /' -> 16"
#define dc_example_usage \
	"$ dc 2 2 +\n" \
	"4\n" \
	"$ dc 8 8 \* 2 2 + /\n" \
	"16\n" \
	"$ dc 0 1 and\n" \
	"0\n" \
	"$ dc 0 1 or\n" \
	"1\n" \
	"$ echo 72 9 div 8 mul | dc\n" \
	"64\n"

#define dd_trivial_usage \
	"[if=FILE] [of=FILE] [bs=N] [count=N] [skip=N]\n" \
	"\t  [seek=N] [conv=notrunc|noerror|sync]"
#define dd_full_usage \
	"Copy a file, converting and formatting according to options\n\n" \
	"\tif=FILE\t\tread from FILE instead of stdin\n" \
	"\tof=FILE\t\twrite to FILE instead of stdout\n" \
	"\tbs=N\t\tread and write N bytes at a time\n" \
	"\tcount=N\t\tcopy only N input blocks\n" \
	"\tskip=N\t\tskip N input blocks\n" \
	"\tseek=N\t\tskip N output blocks\n" \
	"\tconv=notrunc\tdon't truncate output file\n" \
	"\tconv=noerror\tcontinue after read errors\n" \
	"\tconv=sync\tpad blocks with zeros\n" \
	"\n" \
	"Numbers may be suffixed by c (x1), w (x2), b (x512), kD (x1000), k (x1024),\n" \
	"MD (x1000000), M (x1048576), GD (x1000000000) or G (x1073741824)."
#define dd_example_usage \
	"$ dd if=/dev/zero of=/dev/ram1 bs=1M count=4\n" \
	"4+0 records in\n" \
	"4+0 records out\n"

#define deallocvt_trivial_usage \
	"N"
#define deallocvt_full_usage \
	 "Deallocate unused virtual terminal /dev/ttyN"


#ifdef BB_FEATURE_HUMAN_READABLE
  #define USAGE_HUMAN_READABLE(a) a
  #define USAGE_NOT_HUMAN_READABLE(a)
#else
  #define USAGE_HUMAN_READABLE(a) 
  #define USAGE_NOT_HUMAN_READABLE(a) a
#endif
#define df_trivial_usage \
	"[-" USAGE_HUMAN_READABLE("hm") USAGE_NOT_HUMAN_READABLE("") "k] [FILESYSTEM ...]"
#define df_full_usage \
	"Print the filesystem space used and space available.\n\n" \
	"Options:\n" \
	USAGE_HUMAN_READABLE( \
	"\n\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n" \
	"\t-m\tprint sizes in megabytes\n" \
	"\t-k\tprint sizes in kilobytes(default)") USAGE_NOT_HUMAN_READABLE( \
	"\n\t-k\tprint sizes in kilobytes(compatibility)")
#define df_example_usage \
	"$ df\n" \
	"Filesystem           1k-blocks      Used Available Use% Mounted on\n" \
	"/dev/sda3              8690864   8553540    137324  98% /\n" \
	"/dev/sda1                64216     36364     27852  57% /boot\n" \
	"$ df /dev/sda3\n" \
	"Filesystem           1k-blocks      Used Available Use% Mounted on\n" \
	"/dev/sda3              8690864   8553540    137324  98% /\n"

#define dirname_trivial_usage \
	"[FILENAME ...]"
#define dirname_full_usage \
	"Strips non-directory suffix from FILENAME"
#define dirname_example_usage \
	"$ dirname /tmp/foo\n" \
	"/tmp\n" \
	"$ dirname /tmp/foo/\n" \
	"/tmp\n"

#define dmesg_trivial_usage \
	"[-c] [-n LEVEL] [-s SIZE]"
#define dmesg_full_usage \
	"Prints or controls the kernel ring buffer\n\n" \
	"Options:\n" \
	"\t-c\t\tClears the ring buffer's contents after printing\n" \
	"\t-n LEVEL\tSets console logging level\n" \
	"\t-s SIZE\t\tUse a buffer of size SIZE"

#define dos2unix_trivial_usage \
	"[option] [FILE]"
#define dos2unix_full_usage \
	"Converts FILE from dos format to unix format.  When no option\n" \
	"is given, the input is converted to the opposite output format.\n" \
	"When no file is given, uses stdin for input and stdout for output.\n\n" \
	"Options:\n" \
	"\t-u\toutput will be in UNIX format\n" \
	"\t-d\toutput will be in DOS format"

#define dpkg_trivial_usage \
	"-i package_file\n" \
	"[-CPru] package_name"
#define dpkg_full_usage \
	"\t-i\tInstall the package\n" \
	"\t-C\tConfigure an unpackaged package\n" \
	"\t-P\tPurge all files of a package\n" \
	"\t-r\tRemove all but the configuration files for a package\n" \
	"\t-u\tUnpack a package, but dont configure it\n"

#define dpkg_deb_trivial_usage \
	"[-cefItxX] FILE [argument]"
#define dpkg_deb_full_usage \
	"Perform actions on debian packages (.debs)\n\n" \
	"Options:\n" \
	"\t-c\tList contents of filesystem tree\n" \
	"\t-e\tExtract control files to [argument] directory\n" \
	"\t-f\tDisplay control field name starting with [argument]\n" \
	"\t-I\tDisplay the control filenamed [argument]\n" \
	"\t-t\tExtract filesystem tree to stdout in tar format\n" \
	"\t-x\tExtract packages filesystem tree to directory\n" \
	"\t-X\tVerbose extract"
#define dpkg_deb_example_usage \
	"$ dpkg-deb -X ./busybox_0.48-1_i386.deb /tmp\n"

#define du_trivial_usage \
	"[-lsx" USAGE_HUMAN_READABLE("hm") USAGE_NOT_HUMAN_READABLE("") "k] [FILE]..."
#define du_full_usage \
	"Summarizes disk space used for each FILE and/or directory.\n" \
	"Disk space is printed in units of 1024 bytes.\n\n" \
	"Options:\n" \
	"\t-l\tcount sizes many times if hard linked\n" \
	"\t-s\tdisplay only a total for each argument" \
	USAGE_HUMAN_READABLE( \
	"\n\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n" \
	"\t-m\tprint sizes in megabytes\n" \
	"\t-x\tskip directories on different filesystems\n" \
	"\t-k\tprint sizes in kilobytes(default)") USAGE_NOT_HUMAN_READABLE( \
	"\n\t-k\tprint sizes in kilobytes(compatibility)")
#define du_example_usage \
	"$ du\n" \
	"16      ./CVS\n" \
	"12      ./kernel-patches/CVS\n" \
	"80      ./kernel-patches\n" \
	"12      ./tests/CVS\n" \
	"36      ./tests\n" \
	"12      ./scripts/CVS\n" \
	"16      ./scripts\n" \
	"12      ./docs/CVS\n" \
	"104     ./docs\n" \
	"2417    .\n"

#define dumpkmap_trivial_usage \
	"> keymap"
#define dumpkmap_full_usage \
	"Prints out a binary keyboard translation table to standard output."
#define dumpkmap_example_usage \
	"$ dumpkmap > keymap\n"

#define dutmp_trivial_usage \
	"[FILE]"
#define dutmp_full_usage \
	"Dump utmp file format (pipe delimited) from FILE\n" \
	"or stdin to stdout.  (i.e., 'dutmp /var/run/utmp')"
#define dutmp_example_usage \
	"$ dutmp /var/run/utmp\n" \
	"8|7||si|||0|0|0|955637625|760097|0\n" \
	"2|0|~|~~|reboot||0|0|0|955637625|782235|0\n" \
	"1|20020|~|~~|runlevel||0|0|0|955637625|800089|0\n" \
	"8|125||l4|||0|0|0|955637629|998367|0\n" \
	"6|245|tty1|1|LOGIN||0|0|0|955637630|998974|0\n" \
	"6|246|tty2|2|LOGIN||0|0|0|955637630|999498|0\n" \
	"7|336|pts/0|vt00andersen|andersen|:0.0|0|0|0|955637763|0|0\n"

#define echo_trivial_usage \
	"[-neE] [ARG ...]"
#define echo_full_usage \
	"Prints the specified ARGs to stdout\n\n" \
	"Options:\n" \
	"\t-n\tsuppress trailing newline\n" \
	"\t-e\tinterpret backslash-escaped characters (i.e., \\t=tab)\n" \
	"\t-E\tdisable interpretation of backslash-escaped characters"
#define echo_example_usage \
	"$ echo "Erik is cool"\n" \
	"Erik is cool\n" \
	"$  echo -e "Erik\\nis\\ncool"\n" \
	"Erik\n" \
	"is\n" \
	"cool\n" \
	"$ echo "Erik\\nis\\ncool"\n" \
	"Erik\\nis\\ncool\n"

#define env_trivial_usage \
	"[-iu] [-] [name=value]... [command]"
#define env_full_usage \
	"Prints the current environment or runs a program after setting\n" \
	"up the specified environment.\n\n" \
	"Options:\n" \
	"\t-, -i\tstart with an empty environment\n" \
	"\t-u\tremove variable from the environment\n"

#define expr_trivial_usage \