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ruanhaishen
Nodemcu Firmware
Commits
e11721eb
Commit
e11721eb
authored
Jan 26, 2015
by
HuangRui
Browse files
Support floating point.
Add PRINTF_LONG_SUPPORT to %g option.
parent
2e513a96
Changes
1
Hide whitespace changes
Inline
Side-by-side
app/libc/c_stdio.c
View file @
e11721eb
...
...
@@ -273,7 +273,11 @@ static int d2a(double num, char *bf)
fpart
=
absnum
-
(
double
)
ipart
;
// convert integer part to string
#ifdef PRINTF_LONG_SUPPORT
len
+=
li2a
(
ipart
,
bf
);
#else
len
+=
i2a
(
ipart
,
bf
);
#endif
#ifndef EPSILON
#define EPSILON ((double)(0.00000001))
...
...
@@ -299,14 +303,17 @@ static int d2a(double num, char *bf)
{
fpart
=
fpart
*
10
;
}
#ifdef PRINTF_LONG_SUPPORT
len
+=
li2a
((
int
)
fpart
,
bf
);
#else
len
+=
i2a
((
int
)
fpart
,
bf
);
#endif
}
#undef EPSILON
if
(
num
<
0
)
{
len
++
;
}
return
len
;
}
...
...
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