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output_dyn_value() : don't use strlen() to check string emptiness

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27933 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-08-28 23:11:59 +00:00
parent 0011cb5911
commit bf82ac06bf
1 changed files with 1 additions and 1 deletions
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2
apps/misc.c
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@ -125,7 +125,7 @@ char *output_dyn_value(char *buf, int buf_size, int value,
if (buf)
{
if (strlen(tbuf))
if (*tbuf)
snprintf(buf, buf_size, "%d%s%s%s", value, str(LANG_POINT),
tbuf, P2STR(units[unit_no]));
else