X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fstring-utils%2Fstring-utils.cpp;fp=src%2Fcommon%2Fstring-utils%2Fstring-utils.cpp;h=8dcc6b2aae9ce9fab7b3beeefbea0b495fc15db4;hp=3051644f34adf1a77853a7c63e2d3096318b6ff0;hb=4ff750609549a99f6b318ce600c42c90d4f2e480;hpb=d22ba1ec0497c9dbea3d7263d553be3547dfbe9f

diff --git a/src/common/string-utils/string-utils.cpp b/src/common/string-utils/string-utils.cpp
index 3051644f3..8dcc6b2aa 100644
--- a/src/common/string-utils/string-utils.cpp
+++ b/src/common/string-utils/string-utils.cpp
@@ -10,6 +10,8 @@
 #include <string.h>
 #include <stdbool.h>
 #include <type_traits>
+#include <assert.h>
+#include <errno.h>
 
 #include "string-utils.h"
 #include "../macros.h"
@@ -373,3 +375,23 @@ size_t strutils_array_of_strings_len(char * const *array)
 
 	return count;
 }
+
+int strutils_append_str(char **s, const char *append)
+{
+	char *old = *s;
+	char *new_str;
+	size_t oldlen = (old == NULL) ? 0 : strlen(old);
+	size_t appendlen = strlen(append);
+
+	new_str = (char *) zmalloc(oldlen + appendlen + 1);
+	if (!new_str) {
+		return -ENOMEM;
+	}
+	if (oldlen) {
+		strcpy(new_str, old);
+	}
+	strcat(new_str, append);
+	*s = new_str;
+	free(old);
+	return 0;
+}