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-rw-r--r--misc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/misc.c b/misc.c
index 3f82b64..36bbad4 100644
--- a/misc.c
+++ b/misc.c
@@ -201,6 +201,15 @@ char *skip_whitespace(const char *str) {
}
}
+int vformat_len_copy(const char *fmt, va_list args) {
+ int len;
+ va_list tmp_args;
+ va_copy(tmp_args, args);
+ len = vformat_len(fmt, tmp_args);
+ va_end(tmp_args);
+ return len;
+}
+
int vformat_len(const char *fmt, va_list args) {
return vsnprintf(NULL, 0, fmt, args);
}