MI: support double element

[lttng-tools.git] / src / common / config / session-config.c

diff --git a/src/common/config/session-config.c b/src/common/config/session-config.c
index b08f40a2e319155074b39d39ddcdf427eb333442..2263d9478039311163fa5bce2e79554b71f5367b 100644 (file)
--- a/src/common/config/session-config.c
+++ b/src/common/config/session-config.c
@@ -639,6 +639,32 @@ int config_writer_write_element_bool(struct config_writer *writer,
                value ? config_xml_true : config_xml_false);
 }
 
+LTTNG_HIDDEN
+int config_writer_write_element_double(struct config_writer *writer,
+               const char *element_name,
+               double value)
+{
+       int ret;
+       xmlChar *encoded_element_name;
+
+       if (!writer || !writer->writer || !element_name || !element_name[0]) {
+               ret = -1;
+               goto end;
+       }
+
+       encoded_element_name = encode_string(element_name);
+       if (!encoded_element_name) {
+               ret = -1;
+               goto end;
+       }
+
+       ret = xmlTextWriterWriteFormatElement(
+                       writer->writer, encoded_element_name, "%f", value);
+       xmlFree(encoded_element_name);
+end:
+       return ret >= 0 ? 0 : ret;
+}
+
 LTTNG_HIDDEN
 int config_writer_write_element_string(struct config_writer *writer,
                const char *element_name, const char *value)