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df: add -a

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df: don't special case rootfs and /dev/root

function                                             old     new   delta
df_main                                              746     684     -62
find_block_device                                    111       -    -111
find_block_device_in_dir                             243       -    -243
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 0/1 up/down: 0/-416)           Total: -416 bytes
This commit is contained in:
Denis Vlasenko 2007-11-15 09:02:12 +00:00
parent f430cdbf2e
commit 6d38dc3af4
1 changed files with 14 additions and 8 deletions
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22
coreutils/df.c
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@ -46,18 +46,19 @@ int df_main(int argc, char **argv)
const char *disp_units_hdr = "1k-blocks";
enum {
OPT_INODE = (ENABLE_FEATURE_HUMAN_READABLE ? (1 << 3) : (1 << 1))
OPT_ALL = (1 << 0),
OPT_INODE = (ENABLE_FEATURE_HUMAN_READABLE ? (1 << 4) : (1 << 2))
* ENABLE_FEATURE_DF_INODE
};
#if ENABLE_FEATURE_HUMAN_READABLE
opt_complementary = "h-km:k-hm:m-hk";
opt = getopt32(argv, "hmk" USE_FEATURE_DF_INODE("i"));
if (opt & 1) {
opt = getopt32(argv, "ahmk" USE_FEATURE_DF_INODE("i"));
if (opt & (1 << 1)) { // -h
df_disp_hr = 0;
disp_units_hdr = " Size";
}
if (opt & 2) {
if (opt & (1 << 2)) { // -m
df_disp_hr = 1024*1024;
disp_units_hdr = "1M-blocks";
}
@ -65,11 +66,11 @@ int df_main(int argc, char **argv)
disp_units_hdr = " Inodes";
}
#else
opt = getopt32(argv, "k" USE_FEATURE_DF_INODE("i"));
opt = getopt32(argv, "ak" USE_FEATURE_DF_INODE("i"));
#endif
printf("Filesystem%11s%-15sUsed Available Use%% Mounted on\n",
"", disp_units_hdr);
printf("Filesystem %-15sUsed Available Use%% Mounted on\n",
disp_units_hdr);
mount_table = NULL;
argv += optind;
@ -112,7 +113,7 @@ int df_main(int argc, char **argv)
goto SET_ERROR;
}
if ((s.f_blocks > 0) || !mount_table) {
if ((s.f_blocks > 0) || !mount_table || (opt & OPT_ALL)) {
if (opt & OPT_INODE) {
s.f_blocks = s.f_files;
s.f_bavail = s.f_bfree = s.f_ffree;
@ -130,9 +131,13 @@ int df_main(int argc, char **argv)
) / (blocks_used + s.f_bavail);
}
#ifdef WHY_IT_SHOULD_BE_HIDDEN
if (strcmp(device, "rootfs") == 0) {
continue;
}
#endif
#ifdef WHY_WE_DO_IT_FOR_DEV_ROOT_ONLY
/* ... and also this is the only user of find_block_device */
if (strcmp(device, "/dev/root") == 0) {
/* Adjusts device to be the real root device,
* or leaves device alone if it can't find it */
@ -141,6 +146,7 @@ int df_main(int argc, char **argv)
goto SET_ERROR;
}
}
#endif
if (printf("\n%-20s" + 1, device) > 20)
printf("\n%-20s", "");