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dracut-install: add --help documentation

master
Harald Hoyer 2016-04-14 11:47:50 +02:00
parent 7ef36aef28
commit b14b039e90
1 changed files with 35 additions and 38 deletions
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73
install/dracut-install.c
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@ -17,7 +17,7 @@
along with this program; If not, see <http://www.gnu.org/licenses/>.
*/

#define PROGRAM_VERSION_STRING "1"
#define PROGRAM_VERSION_STRING "2"

#ifndef _GNU_SOURCE
#define _GNU_SOURCE
@ -719,49 +719,46 @@ static void item_free(char *i)

static void usage(int status)
{
/* */
/* */
printf("Usage: %s -D DESTROOTDIR [OPTION]... -a SOURCE...\n"
"or: %s -D DESTROOTDIR [OPTION]... SOURCE DEST\n"
"or: %s -D DESTROOTDIR [OPTION]... -m KERNELMODULE [KERNELMODULE …]\n"
"\n"
"Install SOURCE to DEST in DESTROOTDIR with all needed dependencies.\n"
"\n"
" -D --destrootdir Install all files to DESTROOTDIR as the root\n"
" -a --all Install all SOURCE arguments to DESTROOTDIR\n"
" -o --optional If SOURCE does not exist, do not fail\n"
" -d --dir SOURCE is a directory\n"
" -l --ldd Also install shebang executables and libraries\n"
" -L --logdir <DIR> Log files, which were installed from the host to <DIR>\n"
" -R --resolvelazy Only install shebang executables and libraries\n"
" for all SOURCE files\n"
" -H --hostonly Mark all SOURCE files as hostonly\n\n"
" -f --fips Also install all '.SOURCE.hmac' files\n"
" -v --verbose Show more output\n"
" --debug Show debug output\n"
" --version Show package version\n"
" -h --help Show this help\n"
" KERNELMODULE can have the format:\n"
" <absolute path> with a leading /\n"
" =<kernel subdir>[/<kernel subdir>…] like '=drivers/hid'\n"
" <module name>\n"
"\n"
"Example:\n"
"# mkdir -p /var/tmp/test-root\n"
"# %s -D /var/tmp/test-root --ldd -a sh tr\n"
"# tree /var/tmp/test-root\n"
"/var/tmp/test-root\n"
"|-- lib64 -> usr/lib64\n"
"`-- usr\n"
" |-- bin\n"
" | |-- bash\n"
" | |-- sh -> bash\n"
" | `-- tr\n"
" `-- lib64\n"
" |-- ld-2.15.90.so\n"
" |-- ld-linux-x86-64.so.2 -> ld-2.15.90.so\n"
" |-- libc-2.15.90.so\n"
" |-- libc.so\n"
" |-- libc.so.6 -> libc-2.15.90.so\n"
" |-- libdl-2.15.90.so\n"
" |-- libdl.so -> libdl-2.15.90.so\n"
" |-- libdl.so.2 -> libdl-2.15.90.so\n"
" |-- libtinfo.so.5 -> libtinfo.so.5.9\n"
" `-- libtinfo.so.5.9\n", program_invocation_short_name, program_invocation_short_name,
" -D --destrootdir Install all files to DESTROOTDIR as the root\n"
" -a --all Install all SOURCE arguments to DESTROOTDIR\n"
" -o --optional If SOURCE does not exist, do not fail\n"
" -d --dir SOURCE is a directory\n"
" -l --ldd Also install shebang executables and libraries\n"
" -L --logdir <DIR> Log files, which were installed from the host to <DIR>\n"
" -R --resolvelazy Only install shebang executables and libraries\n"
" for all SOURCE files\n"
" -H --hostonly Mark all SOURCE files as hostonly\n\n"
" -f --fips Also install all '.SOURCE.hmac' files\n"
"\n"
" --module,-m Install kernel modules, instead of files\n"
" --kerneldir Specify the kernel module directory\n"
" --firmwaredirs Specify the firmware directory search path with : separation\n"
" --silent Don't display error messages for kernel module install\n"
" -o --optional If kernel module does not exist, do not fail\n"
" -p --mod-filter-path Filter kernel modules by path regexp\n"
" -P --mod-filter-nopath Exclude kernel modules by path regexp\n"
" -s --mod-filter-symbol Filter kernel modules by symbol regexp\n"
" -S --mod-filter-nosymbol Exclude kernel modules by symbol regexp\n"
" -N --mod-filter-noname Exclude kernel modules by name regexp\n"
"\n"
" -v --verbose Show more output\n"
" --debug Show debug output\n"
" --version Show package version\n"
" -h --help Show this help\n"
"\n",
program_invocation_short_name, program_invocation_short_name,
program_invocation_short_name);
exit(status);
}