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ubi tools: ubiupdatevol supports "-" input and actually respects -s SIZE

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Decided to not make any flash applets NOEXEC.
Minor robustifications here and there. Better error messages. Save on strings:

function                                             old     new   delta
ubi_tools_main                                      1235    1288     +53
ubi_get_volid_by_name                                125     133      +8
ubirename_main                                       198     204      +6
get_num_from_file                                     90      94      +4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 71/0)               Total: 71 bytes
   text	   data	    bss	    dec	    hex	filename
 915696	    485	   6880	 923061	  e15b5	busybox_old
 915670	    485	   6880	 923035	  e159b	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-08-07 16:00:25 +02:00
parent b34eb4a591
commit 798b94518e
7 changed files with 59 additions and 36 deletions
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libbb/ubi.c
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@@ -35,6 +35,7 @@ int FAST_FUNC ubi_get_volid_by_name(unsigned ubi_devnum, const char *vol_name)
if (open_read_close(fname, buf, sizeof(buf)) <= 0)
continue;
buf[UBI_MAX_VOLUME_NAME] = '\0';
strchrnul(buf, '\n')[0] = '\0';
if (strcmp(vol_name, buf) == 0)
return i;