argpar: sync with upstream - adjust to iterator API

[lttng-tools.git] / src / common / string-utils / string-utils.h

diff --git a/src/common/string-utils/string-utils.h b/src/common/string-utils/string-utils.h
index 55deba38b50369fe6f28fc4faea60c7ba22fd159..25f11085636cc3494953ef189daddb914964b580 100644 (file)
--- a/src/common/string-utils/string-utils.h
+++ b/src/common/string-utils/string-utils.h
@@ -45,4 +45,11 @@ size_t strutils_array_of_strings_len(char * const *array);
 LTTNG_HIDDEN
 int strutils_append_str(char **str, const char *append);
 
+/*
+ * Like `strutils_append_str`, but the appended string is formatted using
+ * `fmt` and the following arguments.
+ */
+LTTNG_HIDDEN
+int strutils_appendf(char **s, const char *fmt, ...);
+
 #endif /* _STRING_UTILS_H */