From: Jaroslav Kysela <perex@perex.cz>
Date: Mon, 26 Nov 2001 15:19:19 +0000 (+0000)
Subject: Added snd_config_get_ireal function
X-Git-Tag: v1.0.3~570
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=aa68b89c370842f61075decc8fdde3577662a2ae;p=alsa-lib.git

Added snd_config_get_ireal function
---

diff --git a/include/conf.h b/include/conf.h
index c9e0e727..f525dfa8 100644
--- a/include/conf.h
+++ b/include/conf.h
@@ -112,6 +112,7 @@ int snd_config_set_pointer(snd_config_t *config, const void *ptr);
 int snd_config_get_id(snd_config_t *config, const char **value);
 int snd_config_get_integer(snd_config_t *config, long *value);
 int snd_config_get_real(snd_config_t *config, double *value);
+int snd_config_get_ireal(snd_config_t *config, double *value);
 int snd_config_get_string(snd_config_t *config, const char **value);
 int snd_config_get_ascii(snd_config_t *config, char **value);
 int snd_config_get_pointer(snd_config_t *config, const void **value);
diff --git a/src/conf.c b/src/conf.c
index 1b93cfe4..ecd1b96d 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -1808,6 +1808,27 @@ int snd_config_get_real(snd_config_t *config, double *ptr)
 	return 0;
 }
 
+/**
+ * \brief Get the value of a real or integer config node
+ * \param config Config node handle
+ * \param ptr Returned value pointer
+ * \return 0 on success otherwise a negative error code
+ *
+ * Note: If the config type is integer, it is converted
+ * to the double type on the fly.
+ */
+int snd_config_get_ireal(snd_config_t *config, double *ptr)
+{
+	assert(config && ptr);
+	if (config->type == SND_CONFIG_TYPE_REAL)
+		*ptr = config->u.real;
+	else if (config->type == SND_CONFIG_TYPE_INTEGER)
+		*ptr = config->u.integer;
+	else
+		return -EINVAL;
+	return 0;
+}
+
 /**
  * \brief Get the value of a string config node
  * \param config Config node handle