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-rw-r--r--src/libudev/libudev-util.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/libudev/libudev-util.c b/src/libudev/libudev-util.c
index d3bbd05927..0ca86c815d 100644
--- a/src/libudev/libudev-util.c
+++ b/src/libudev/libudev-util.c
@@ -334,6 +334,25 @@ size_t util_strpcpy(char **dest, size_t size, const char *src)
return size;
}
+size_t util_strpcpyf(char **dest, size_t size, const char *src, ...)
+{
+ va_list va;
+ int i;
+
+ va_start(va, src);
+ i = vsnprintf(*dest, size, src, va);
+ if (i < (int)size) {
+ *dest += i;
+ size -= i;
+ } else {
+ *dest += size;
+ size = 0;
+ }
+ va_end(va);
+ *dest[0] = '\0';
+ return size;
+}
+
/* concatenates list of strings, moves dest forward */
size_t util_strpcpyl(char **dest, size_t size, const char *src, ...)
{