[PATCH] ctlparse: Respect softfloat configure option

[PATCH] ctlparse: Respect softfloat configure option

[Alexander Stein]

If we want softlfoat we can't use ceil which uses libm.

Signed-off-by: Alexander Stein <a.stein@systec-electronic.com>
---
This patch relates to
http://mailman.alsa-project.org/pipermail/alsa-devel/2011-May/039693.html
and following.

 src/control/ctlparse.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/src/control/ctlparse.c b/src/control/ctlparse.c
index a929816..a16f96a 100644
--- a/src/control/ctlparse.c
+++ b/src/control/ctlparse.c
@@ -33,8 +33,17 @@
 
 /* Function to convert from percentage to volume. val = percentage */
 
+#ifdef HAVE_SOFT_FLOAT
+static inline long int convert_prange1(long val, long min, long max)
+{
+	long temp = val * (max - min);
+	return temp / 100 + min + ((temp % 100) == 0 ? 0 : 1);
+}
+#else
+
 #define convert_prange1(val, min, max) \
 	ceil((val) * ((max) - (min)) * 0.01 + (min))
+#endif
 
 #define check_range(val, min, max) \
 	((val < min) ? (min) : ((val > max) ? (max) : (val)))
-- 
1.7.3.4

Re: [PATCH] ctlparse: Respect softfloat configure option

[Takashi Iwai]

At Thu, 19 May 2011 15:16:36 +0200,
Alexander Stein wrote:
> 
> If we want softlfoat we can't use ceil which uses libm.
> 
> Signed-off-by: Alexander Stein <a.stein@systec-electronic.com>

Thanks, applied now.


Takashi

> ---
> This patch relates to
> http://mailman.alsa-project.org/pipermail/alsa-devel/2011-May/039693.html
> and following.
> 
>  src/control/ctlparse.c |    9 +++++++++
>  1 files changed, 9 insertions(+), 0 deletions(-)
> 
> diff --git a/src/control/ctlparse.c b/src/control/ctlparse.c
> index a929816..a16f96a 100644
> --- a/src/control/ctlparse.c
> +++ b/src/control/ctlparse.c
> @@ -33,8 +33,17 @@
>  
>  /* Function to convert from percentage to volume. val = percentage */
>  
> +#ifdef HAVE_SOFT_FLOAT
> +static inline long int convert_prange1(long val, long min, long max)
> +{
> +	long temp = val * (max - min);
> +	return temp / 100 + min + ((temp % 100) == 0 ? 0 : 1);
> +}
> +#else
> +
>  #define convert_prange1(val, min, max) \
>  	ceil((val) * ((max) - (min)) * 0.01 + (min))
> +#endif
>  
>  #define check_range(val, min, max) \
>  	((val < min) ? (min) : ((val > max) ? (max) : (val)))
> -- 
> 1.7.3.4
> 
> _______________________________________________
> Alsa-devel mailing list
> Alsa-devel@alsa-project.org
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
>