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df: add -i (conditional on CONFIG)
uasge: trim a bit
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1fe4e9e573
commit
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@ -135,6 +135,13 @@ config DF
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df reports the amount of disk space used and available
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on filesystems.
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config FEATURE_DF_INODE
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bool "Enable -i (inode information)"
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default n
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depends on DF
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help
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This option enables support for df -i.
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config DIRNAME
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bool "dirname"
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default n
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@ -45,9 +45,14 @@ int df_main(int argc, char **argv)
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/* default display is kilobytes */
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const char *disp_units_hdr = "1k-blocks";
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enum {
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OPT_INODE = (ENABLE_FEATURE_HUMAN_READABLE ? (1 << 3) : (1 << 1))
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* ENABLE_FEATURE_DF_INODE
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};
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#if ENABLE_FEATURE_HUMAN_READABLE
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opt_complementary = "h-km:k-hm:m-hk";
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opt = getopt32(argv, "hmk");
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opt = getopt32(argv, "hmk" USE_FEATURE_DF_INODE("i"));
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if (opt & 1) {
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df_disp_hr = 0;
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disp_units_hdr = " Size";
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@ -56,8 +61,11 @@ int df_main(int argc, char **argv)
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df_disp_hr = 1024*1024;
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disp_units_hdr = "1M-blocks";
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}
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if (opt & OPT_INODE) {
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disp_units_hdr = " Inodes";
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}
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#else
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opt = getopt32(argv, "k");
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opt = getopt32(argv, "k" USE_FEATURE_DF_INODE("i"));
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#endif
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printf("Filesystem%11s%-15sUsed Available Use%% Mounted on\n",
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@ -104,7 +112,16 @@ int df_main(int argc, char **argv)
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goto SET_ERROR;
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}
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if ((s.f_blocks > 0) || !mount_table){
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if ((s.f_blocks > 0) || !mount_table) {
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if (opt & OPT_INODE) {
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s.f_blocks = s.f_files;
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s.f_bavail = s.f_bfree = s.f_ffree;
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s.f_bsize = 1;
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#if ENABLE_FEATURE_HUMAN_READABLE
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if (df_disp_hr)
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df_disp_hr = 1;
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#endif
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}
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blocks_used = s.f_blocks - s.f_bfree;
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blocks_percent_used = 0;
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if (blocks_used + s.f_bavail) {
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@ -115,7 +132,8 @@ int df_main(int argc, char **argv)
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if (strcmp(device, "rootfs") == 0) {
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continue;
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} else if (strcmp(device, "/dev/root") == 0) {
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}
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if (strcmp(device, "/dev/root") == 0) {
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/* Adjusts device to be the real root device,
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* or leaves device alone if it can't find it */
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device = find_block_device("/");
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@ -99,7 +99,7 @@
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"The ash shell (command interpreter)"
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#define awk_trivial_usage \
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"[OPTION]... [program-text] [FILE ...]"
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"[OPTION]... [program-text] [FILE...]"
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#define awk_full_usage \
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"Options:\n" \
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" -v var=val Set variable\n" \
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@ -548,7 +548,7 @@
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"Wed Apr 12 18:52:41 MDT 2000\n"
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#define dc_trivial_usage \
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"expression ..."
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"expression..."
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#define dc_full_usage \
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"This is a Tiny RPN calculator that understands the\n" \
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"following operations: +, add, -, sub, *, mul, /, div, %, mod, " \
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@ -617,7 +617,7 @@
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#define devfsd_trivial_usage \
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"mntpnt [-v]" \
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USE_DEVFSD_FG_NP("[-fg][-np]" )
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USE_DEVFSD_FG_NP("[-fg][-np]")
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#define devfsd_full_usage \
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"Manage devfs permissions and old device name symlinks" \
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"\n\nOptions:" \
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@ -630,18 +630,28 @@
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"\n and processing synthetic REGISTER events," \
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"\n do not poll for events")
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/* -k is accepted but ignored for !HUMAN_READABLE,
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* but we won't mention this (unimportant) */
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#if ENABLE_FEATURE_HUMAN_READABLE || ENABLE_FEATURE_DF_INODE
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#define DF_HAS_OPTIONS(x) x
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#else
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#define DF_HAS_OPTIONS(x)
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#endif
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#define df_trivial_usage \
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"[-" USE_FEATURE_HUMAN_READABLE("hm") "k] [FILESYSTEM ...]"
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DF_HAS_OPTIONS("[-") \
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USE_FEATURE_HUMAN_READABLE("hmk") USE_FEATURE_DF_INODE("i") \
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DF_HAS_OPTIONS("] ") "[FILESYSTEM...]"
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#define df_full_usage \
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"Print the filesystem space used and space available" \
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"Print filesystem usage statistics" \
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DF_HAS_OPTIONS("\n\nOptions:") \
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USE_FEATURE_HUMAN_READABLE( \
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"\n\nOptions control size display:" \
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"\n -h Human readable (e.g. 1K 243M 2G)" \
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"\n -m 1024*1024 blocks" \
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"\n -k 1024 blocks") \
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SKIP_FEATURE_HUMAN_READABLE( \
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"\n\nOptions:" \
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"\n -k Ignored")
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"\n -k 1024 blocks" \
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) \
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USE_FEATURE_DF_INODE( \
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"\n -i Inodes" \
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)
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#define df_example_usage \
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"$ df\n" \
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"Filesystem 1k-blocks Used Available Use% Mounted on\n" \
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@ -828,7 +838,7 @@
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" -L file Set badblocks list"
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#define echo_trivial_usage \
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USE_FEATURE_FANCY_ECHO("[-neE] ") "[ARG ...]"
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USE_FEATURE_FANCY_ECHO("[-neE] ") "[ARG...]"
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#define echo_full_usage \
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"Print the specified ARGs to stdout" \
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USE_FEATURE_FANCY_ECHO( \
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@ -1075,7 +1085,7 @@
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"$ freeramdisk /dev/ram2\n"
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#define fsck_trivial_usage \
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"[-ANPRTV] [-C fd] [-t fstype] [fs-options] [filesys ...]"
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"[-ANPRTV] [-C fd] [-t fstype] [fs-options] [filesys...]"
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#define fsck_full_usage \
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"Check and repair filesystems" \
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"\n\nOptions:\n" \
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@ -1825,7 +1835,7 @@
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" -u Unicode (utf-8)"
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#define kill_trivial_usage \
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"[-l] [-signal] process-id [process-id ...]"
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"[-l] [-signal] process-id [process-id...]"
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#define kill_full_usage \
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"Send a signal (default is TERM) to the specified process(es)" \
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"\n\nOptions:\n" \
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@ -1841,7 +1851,7 @@
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"$ kill 252\n"
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#define killall_trivial_usage \
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"[-l] [-q] [-signal] process-name [process-name ...]"
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"[-l] [-q] [-signal] process-name [process-name...]"
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#define killall_full_usage \
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"Send a signal (default is TERM) to the specified process(es)" \
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"\n\nOptions:\n" \
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@ -1887,7 +1897,7 @@
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" reached"
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#define setarch_trivial_usage \
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"personality program [args ...]"
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"personality program [args...]"
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#define setarch_full_usage \
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"Personality may be:\n" \
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" linux32 Set 32bit uname emulation\n" \
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@ -1940,7 +1950,7 @@
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"$ logger \"hello\"\n"
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#define login_trivial_usage \
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"[OPTION]... [username] [ENV=VAR ...]"
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"[OPTION]... [username] [ENV=VAR...]"
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#define login_full_usage \
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"Begin a new session on the system" \
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"\n\nOptions:\n" \
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@ -2297,7 +2307,7 @@
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"-rw------- 1 andersen andersen 0 Apr 25 17:10 /tmp/temp.mWiLjM\n"
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#define modprobe_trivial_usage \
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"[-knqrsv] MODULE [symbol=value ...]"
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"[-knqrsv] MODULE [symbol=value...]"
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#define modprobe_full_usage \
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"Options:\n" \
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" -k Make module autoclean-able\n" \
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@ -2331,7 +2341,7 @@
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" the module and the alias.\n" \
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" A module can be aliased more than once.\n" \
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"\n" \
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" options <mod_name|alias_name> <symbol=value ...>\n" \
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" options <mod_name|alias_name> <symbol=value...>\n" \
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" When loading module mod_name (or the module aliased by alias_name), pass\n" \
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" the \"symbol=value\" pairs as option to that module.\n" \
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"\n" \
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@ -2367,7 +2377,7 @@
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" from the command line\n"
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#define more_trivial_usage \
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"[FILE ...]"
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"[FILE...]"
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#define more_full_usage \
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"View FILE or standard input one screenful at a time"
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#define more_example_usage \
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@ -2560,7 +2570,7 @@
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)
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#define nice_trivial_usage \
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"[-n ADJUST] [COMMAND [ARG] ...]"
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"[-n ADJUST] [COMMAND [ARG]...]"
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#define nice_full_usage \
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"Run a program with modified scheduling priority" \
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"\n\nOptions:\n" \
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@ -2678,7 +2688,7 @@
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#endif
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#define pidof_trivial_usage \
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"process-name [OPTION] [process-name ...]"
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"process-name [OPTION] [process-name...]"
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#define pidof_full_usage \
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"List the PIDs of all processes with names that match the\n" \
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@ -2895,7 +2905,7 @@
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" -n Disable byte order auto-detection"
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#define realpath_trivial_usage \
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"pathname ..."
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"pathname..."
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#define realpath_full_usage \
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"Return the absolute pathnames of given argument"
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@ -2909,7 +2919,7 @@
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" -f Force reboot (don't go through init)"
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#define renice_trivial_usage \
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"{{-n INCREMENT} | PRIORITY} [[-p | -g | -u] ID ...]"
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"{{-n INCREMENT} | PRIORITY} [[-p | -g | -u] ID...]"
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#define renice_full_usage \
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"Change priority of running processes" \
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"\n\nOptions:\n" \
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@ -3141,7 +3151,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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"\n -W Display warnings about entries that had no matching files"
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#define setkeycodes_trivial_usage \
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"SCANCODE KEYCODE ..."
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"SCANCODE KEYCODE..."
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#define setkeycodes_full_usage \
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"Set entries into the kernel's scancode-to-keycode map,\n" \
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"allowing unusual keyboards to generate usable keycodes.\n\n" \
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@ -3162,7 +3172,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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"Change boolean setting"
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#define setsid_trivial_usage \
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"program [arg ...]"
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"program [arg...]"
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#define setsid_full_usage \
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"Run any program in a new session by calling setsid() before\n" \
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"exec'ing the rest of its arguments. See setsid(2) for details."
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@ -3390,7 +3400,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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)
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#define strings_trivial_usage \
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"[-afo] [-n length] [file ...]"
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"[-afo] [-n length] [file...]"
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#define strings_full_usage \
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"Display printable strings in a binary file" \
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"\n\nOptions:" \
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@ -3495,8 +3505,8 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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" -a Display all values\n" \
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" -A Display all values in table form"
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#define sysctl_example_usage \
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"sysctl [-n] variable ...\n" \
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"sysctl [-n] -w variable=value ...\n" \
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"sysctl [-n] variable...\n" \
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"sysctl [-n] -w variable=value...\n" \
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"sysctl [-n] -a\n" \
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"sysctl [-n] -p file (default /etc/sysctl.conf)\n" \
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"sysctl [-n] -A\n"
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@ -3553,7 +3563,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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USE_FEATURE_TAR_BZIP2("j") USE_FEATURE_TAR_LZMA("a") \
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USE_FEATURE_TAR_COMPRESS("Z") "xtvO] " \
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USE_FEATURE_TAR_FROM("[-X FILE] ") \
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"[-f TARFILE] [-C DIR] [FILE(s)] ..."
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"[-f TARFILE] [-C DIR] [FILE(s)]..."
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#define tar_full_usage \
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"Create, extract, or list files from a tar file" \
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"\n\nOptions:\n" \
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@ -3737,7 +3747,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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"and show the status for however many processes will fit on the screen."
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#define touch_trivial_usage \
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"[-c] FILE [FILE ...]"
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"[-c] FILE [FILE...]"
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#define touch_full_usage \
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"Update the last-modified date on the given FILE[s]" \
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"\n\nOptions:\n" \
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@ -4011,7 +4021,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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"$\n"
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#define vconfig_trivial_usage \
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"COMMAND [OPTIONS] ..."
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"COMMAND [OPTIONS]..."
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#define vconfig_full_usage \
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"Create and remove virtual ethernet devices" \
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"\n\nOptions:\n" \
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@ -4094,7 +4104,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
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" -Y Use proxy ('on' or 'off')"
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#define which_trivial_usage \
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"[COMMAND ...]"
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"[COMMAND...]"
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#define which_full_usage \
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"Locate a COMMAND"
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#define which_example_usage \
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