8231600: Avoid GCC 8 strncpy error in jdk.jdwp.agent

Florian Weimer · Florian Weimer · commit cb9510da2b64 · 2019-09-28T11:04:01.000+02:00
Reviewed-by: cjplummer, amenkov
diff --git a/src/jdk.jdwp.agent/share/native/libdt_socket/socketTransport.c b/src/jdk.jdwp.agent/share/native/libdt_socket/socketTransport.c
@@ -511,7 +511,7 @@ parseAllowedPeers(const char *allowed_peers, size_t len) {
     if (buffer == NULL) {
         RETURN_ERROR(JDWPTRANSPORT_ERROR_OUT_OF_MEMORY, "out of memory");
     }
-    strncpy(buffer, allowed_peers, len);
+    memcpy(buffer, allowed_peers, len);
     buffer[len] = '\0';
 
     jdwpTransportError err = parseAllowedPeersInternal(buffer);

Original file line number	Diff line number	Diff line change
`@@ -511,7 +511,7 @@ parseAllowedPeers(const char *allowed_peers, size_t len) {`
`511`	`511`	`if (buffer == NULL) {`
`512`	`512`	`RETURN_ERROR(JDWPTRANSPORT_ERROR_OUT_OF_MEMORY, "out of memory");`
`513`	`513`	`}`
`514`		`- strncpy(buffer, allowed_peers, len);`
	`514`	`+ memcpy(buffer, allowed_peers, len);`
`515`	`515`	`buffer[len] = '\0';`
`516`	`516`
`517`	`517`	`jdwpTransportError err = parseAllowedPeersInternal(buffer);`