[Toybox] Patch stat supports %T format

[enh]

there's already a list of fstypes in toys/other/blkid.c. it would probably
make more sense to move that into lib and share it.

On Thu, May 7, 2015 at 3:59 AM, Hyejin Kim <hj8296 at gmail.com> wrote:

> Hi.
>
> As need internally, added %T format to print filesystem type as human
> readable form.
> Plz, have a look.
>
> smackfs currently commented but will support later.
>
>
>
> diff --git a/toys/other/stat.c b/toys/other/stat.c
> index a96c1de..a9f4685 100644
> --- a/toys/other/stat.c
> +++ b/toys/other/stat.c
> @@ -29,7 +29,7 @@ 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  File system type
> +    %S  Best transfer size  |%t  File system type   |%T  Type in human
> readable form
>  */
>
>  #define FOR_stat
> @@ -46,6 +46,35 @@ GLOBALS(
>    struct group *group_name;
>  )
>
> +static char* ftype_to_string(uint64_t ftype)
> +{
> +  switch (ftype) {
> +    case 0xADFF: return "affs";
> +    case 0x5346544e: return "ntfs";
> + case 0x1Cd1: return "devpts";
> +    case 0x137D: return "ext";
> +    case 0xEF51: return "ext2";
> +    case 0xEF53: return "ext2/ext3";
> +    case 0x1BADFACE: return "bfs";
> +    case 0x9123683E: return "btrfs";
> +    case 0x28cd3d45: return "cramfs";
> +    case 0x3153464a: return "jfs";
> +    case 0x7275: return "romfs";
> + case 0x01021994: return "tmpfs";
> + case 0x3434: return "nilfs";
> + case 0x6969: return "nfs";
> + case 0x9fa0: return "proc";
> + case 0x534F434B: return "sockfs";
> + case 0x62656572: return "sysfs";
> + case 0x517B: return "smb";
> + case 0x4d44: return "msdos";
> + case 0x4006: return "fat";
> +    //case 0x43415d53: return "smackfs";
> +    case 0x73717368: return "squashfs";
> +    default: return "unknown";
> +  }
> +}
> +
>
>  // Note: the atime, mtime, and ctime fields in struct stat are the start
>  // of embedded struct timespec, but posix won't let them use that
> @@ -113,6 +142,7 @@ static void print_statfs(char type) {
>    else if (type == 'f') xprintf("%llu", statfs->f_bfree);
>    else if (type == 'l') xprintf("%ld", statfs->f_namelen);
>    else if (type == 't') xprintf("%lx", statfs->f_type);
> +  else if (type == 'T') xprintf("%s", ftype_to_string(statfs->f_type));
>    else if (type == 'i')
>      xprintf("%08x%08x", statfs->f_fsid.__val[0], statfs->f_fsid.__val[1]);
>    else if (type == 's') xprintf("%d", statfs->f_frsize);
> @@ -124,7 +154,7 @@ void stat_main(void)
>  {
>    int flagf = toys.optflags & FLAG_f;
>    char *format = flagf
> -    ? "  File: \"%n\"\n    ID: %i Namelen: %l    Type: %t\n"
> +    ? "  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"
>        "Inodes: Total: %c\tFree: %d"
> --
>
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>
>


-- 
Elliott Hughes - http://who/enh - http://jessies.org/~enh/
Android native code/tools questions? Mail me/drop by/add me as a reviewer.
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