diff options
Diffstat (limited to 'serd')
| -rw-r--r-- | serd/serd.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/serd/serd.h b/serd/serd.h index b20dacf2..eebfa113 100644 --- a/serd/serd.h +++ b/serd/serd.h @@ -267,6 +267,17 @@ size_t serd_strlen(const uint8_t* str, size_t* n_bytes, SerdNodeFlags* flags); /** + Parse a string to a double. + + The API of this function is identical to the standard C strtod function, + except this function is locale-independent and always matches the lexical + format used in the Turtle grammar (the decimal point is always "."). +*/ +SERD_API +double +serd_strtod(const char* str, char** endptr); + +/** @} @name URI @{ @@ -380,6 +391,31 @@ SerdNode serd_node_new_uri(const SerdURI* uri, const SerdURI* base, SerdURI* out); /** + Create a new node by serialising @c d into an xsd:decimal string. + + The resulting node will always contain a `.', start with a digit, and end + with a digit (i.e. will have a leading and/or trailing `0' if necessary). + It will never be in scientific notation. A maximum of @c frac_digits digits + will be written after the decimal point, but trailing zeros will + automatically be omitted (except one if @c d is a round integer). + + Note that about 16 and 8 fractional digits are required to precisely + represent a double and float, respectively. + + @param frac_digits The maximum number of digits after the decimal place. +*/ +SERD_API +SerdNode +serd_node_new_decimal(double d, unsigned frac_digits); + +/** + Create a new node by serialising @c d into an xsd:integer string. +*/ +SERD_API +SerdNode +serd_node_new_integer(long i); + +/** Free any data owned by @c node. Note that if @c node is itself dynamically allocated (which is not the case |