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-rw-r--r--toys/other/stat.c59
1 files changed, 41 insertions, 18 deletions
diff --git a/toys/other/stat.c b/toys/other/stat.c
index fb5922c6..47c10b42 100644
--- a/toys/other/stat.c
+++ b/toys/other/stat.c
@@ -2,26 +2,30 @@
* Copyright 2012 <warior.linux@gmail.com>
* Copyright 2013 <anand.sinha85@gmail.com>
-USE_STAT(NEWTOY(stat, "<1c:f", TOYFLAG_BIN))
+USE_STAT(NEWTOY(stat, "<1c:fLt", TOYFLAG_BIN))
config STAT
bool stat
default y
help
- usage: stat [-f] [-c FORMAT] FILE...
+ usage: stat [-tfL] [-c FORMAT] FILE...
Display status of files or filesystems.
- -f display filesystem status instead of file status
- -c Output specified FORMAT string instead of default
+ -c Output specified FORMAT string instead of default
+ -f display filesystem status instead of file status
+ -L Follow symlinks
+ -t terse (-c "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o")
+ (with -f = -c "%n %i %l %t %s %S %b %f %a %c %d")
The valid format escape sequences for files:
%a Access bits (octal) |%A Access bits (flags)|%b Blocks allocated
%B Bytes per block |%d Device ID (dec) |%D Device ID (hex)
%f All mode bits (hex) |%F File type |%g Group ID
%G Group name |%h Hard links |%i Inode
- %n Filename |%N Long filename |%o I/O block size
- %s Size (bytes) |%u User ID |%U User name
+ %m Mount point |%n Filename |%N Long filename
+ %o I/O block size |%s Size (bytes) |%t Devtype major (hex)
+ %T Devtype minor (hex) |%u User ID |%U User name
%x Access time |%X Access unix time |%y File write time
%Y File write unix time|%z Dir change time |%Z Dir change unix time
@@ -29,7 +33,7 @@ config STAT
%a Available blocks |%b Total blocks |%c Total inodes
%d Free inodes |%f Free blocks |%i File system ID
%l Max filename length |%n File name |%s Fragment size
- %S Best transfer size |%t Filesystem type |%T Filesystem type name
+ %S Best transfer size |%t FS type (hex) |%T FS type (driver name)
*/
#define FOR_stat
@@ -44,6 +48,7 @@ GLOBALS(
} stat;
struct passwd *user_name;
struct group *group_name;
+ char *file;
)
@@ -92,13 +97,25 @@ static void print_stat(char type)
else if (type == 'G') xprintf("%8s", TT.group_name->gr_name);
else if (type == 'h') out('u', stat->st_nlink);
else if (type == 'i') out('u', stat->st_ino);
- else if (type == 'N') {
- xprintf("`%s'", *toys.optargs);
+ else if (type == 'm') {
+ struct mtab_list *mt = xgetmountlist(0);
+ dev_t dev = stat->st_rdev ? stat->st_rdev : stat->st_dev;
+
+ // This mount point could exist multiple times, so show oldest.
+ for (dlist_terminate(mt); mt; mt = mt->next) if (mt->stat.st_dev == dev) {
+ printf("%s", mt->dir);
+ break;
+ }
+ llist_traverse(mt, free);
+ } else if (type == 'N') {
+ xprintf("`%s'", TT.file);
if (S_ISLNK(stat->st_mode))
- if (0<readlink(*toys.optargs, toybuf, sizeof(toybuf)))
+ if (0<readlink(TT.file, toybuf, sizeof(toybuf)))
xprintf(" -> `%s'", toybuf);
} else if (type == 'o') out('u', stat->st_blksize);
else if (type == 's') out('u', stat->st_size);
+ else if (type == 't') out('x', major(stat->st_rdev));
+ else if (type == 'T') out('x', minor(stat->st_rdev));
else if (type == 'u') out('u', stat->st_uid);
else if (type == 'U') xprintf("%8s", TT.user_name->pw_name);
else if (type == 'x') date_stat_format((void *)&stat->st_atime);
@@ -146,8 +163,13 @@ static void print_statfs(char type) {
void stat_main(void)
{
- int flagf = toys.optflags & FLAG_f;
- char *format = flagf
+ int flagf = toys.optflags & FLAG_f, i;
+ char *format, *f;
+
+ if (toys.optflags&FLAG_t) {
+ format = flagf ? "%n %i %l %t %s %S %b %f %a %c %d" :
+ "%n %s %b %f %u %g %D %i %h %t %T %X %Y %Z %o";
+ } else format = flagf
? " File: \"%n\"\n ID: %i Namelen: %l Type: %t\n"
"Block Size: %s Fundamental block size: %S\n"
"Blocks: Total: %b\tFree: %f\tAvailable: %a\n"
@@ -159,25 +181,26 @@ void stat_main(void)
if (toys.optflags & FLAG_c) format = TT.fmt;
- for (; *toys.optargs; toys.optargs++) {
- char *f;
+ for (i = 0; toys.optargs[i]; i++) {
+ int L = toys.optflags & FLAG_L;
- if (flagf && !statfs(*toys.optargs, (void *)&TT.stat));
- else if (!flagf && !lstat(*toys.optargs, (void *)&TT.stat)) {
+ TT.file = toys.optargs[i];
+ if (flagf && !statfs(TT.file, (void *)&TT.stat));
+ else if (!flagf && !(L ? stat : lstat)(TT.file, (void *)&TT.stat)) {
struct stat *stat = (struct stat*)&TT.stat;
// check user and group name
TT.user_name = getpwuid(stat->st_uid);
TT.group_name = getgrgid(stat->st_gid);
} else {
- perror_msg("'%s'", *toys.optargs);
+ perror_msg("'%s'", TT.file);
continue;
}
for (f = format; *f; f++) {
if (*f != '%') putchar(*f);
else {
- if (*++f == 'n') xprintf("%s", *toys.optargs);
+ if (*++f == 'n') xprintf("%s", TT.file);
else if (flagf) print_statfs(*f);
else print_stat(*f);
}