X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=lib-ucode.c;h=d50fd905c716ebe2b14585194d5e079412c5b093;hb=e259bbd49cf7b074a2ade5e62351e4e8f5fd76aa;hp=8e042e3f99f36b8b4f97b2eae0ae0a3a573259d1;hpb=c7ef98d3d3f715ad2cea80b9d67b2c058209a545;p=project%2Fudebug.git

diff --git a/lib-ucode.c b/lib-ucode.c
index 8e042e3..d50fd90 100644
--- a/lib-ucode.c
+++ b/lib-ucode.c
@@ -325,9 +325,10 @@ uc_udebug_pcap_file(uc_vm_t *vm, size_t nargs)
 	uc_value_t *args = uc_fn_arg(1);
 	int fd = -1;
 
-	if (ucv_type(file) == UC_STRING)
+	if (ucv_type(file) == UC_STRING) {
 		fd = open(ucv_string_get(file), O_WRONLY | O_CREAT, 0644);
-	else if (!file)
+		ftruncate(fd, 0);
+	} else if (!file)
 		fd = STDOUT_FILENO;
 
 	return uc_debug_pcap_init(fd, args);