libsigrok.h: Add Joule, Coulomb, and Ah units.

[libsigrok.git] / src / analog.c

diff --git a/src/analog.c b/src/analog.c
index 4eda290f1197f162f03e3e54b64330f1f1f3a5d0..2a8e8d9054cfdd8bc691bb2e5e95534a0c50c0c7 100644 (file)
--- a/src/analog.c
+++ b/src/analog.c
@@ -88,6 +88,9 @@ static struct unit_mq_string unit_strings[] = {
        { SR_UNIT_MOMME, "momme" },
        { SR_UNIT_TOLA, "tola" },
        { SR_UNIT_PIECE, "pcs" },
+       { SR_UNIT_JOULE, "J" },
+       { SR_UNIT_COULOMB, "C" },
+       { SR_UNIT_AMPERE_HOUR, "Ah" },
        ALL_ZERO
 };
 
@@ -602,9 +605,8 @@ SR_API int sr_rational_mult(struct sr_rational *res, const struct sr_rational *a
  * @param[out] res Result.
  *
  * @retval SR_OK Success.
- * @retval SR_ERR_ARG Division by zero.
- * @retval SR_ERR_ARG Denominator of divisor too large.
- * @retval SR_ERR_ARG Resulting value too large.
+ * @retval SR_ERR_ARG Division by zero, denominator of divisor too large,
+ *                    or resulting value too large.
  *
  * @since 0.5.0
  */