JDK-8231600 : Avoid GCC 8 strncpy error in jdk.jdwp.agent
- Type: Bug
- Component: core-svc
- Sub-Component: debugger
- Affected Version: 13,14
- Priority: P4
- Status: Resolved
- Resolution: Fixed
- OS: generic
- CPU: generic
- Submitted: 2019-09-28
- Updated: 2019-10-12
- Resolved: 2019-10-01
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| JDK 14 |
|---|
14 b17Fixed  |
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Description
There is an unnecessary use of strncpy in JDWP agent:
make[3]: *** [Lib-jdk.jdwp.agent.gmk:32: .../build/linux-x86_64-server-release/support/native/jdk.jdwp.agent/libdt_socket/socketTransport.o] Error 1
make[2]: *** [make/Main.gmk:211: jdk.jdwp.agent-libs] Error 2
make[2]: *** Waiting for unfinished jobs....
ERROR: Build failed for target 'default (exploded-image)' in configuration 'linux-x86_64-server-release' (exit code 2)
Stopping sjavac server
=== Output from failing command(s) repeated here ===
* For target support_native_jdk.jdwp.agent_libdt_socket_socketTransport.o:
In function 'parseAllowedPeers',
inlined from 'socketTransport_setConfiguration' at .../src/jdk.jdwp.agent/share/native/libdt_socket/socketTransport.c:1177:23:
.../src/jdk.jdwp.agent/share/native/libdt_socket/socketTransport.c:514:5: error: 'strncpy' output truncated before terminating nul copying as many bytes from a string as its length [-Werror=stringop-truncation]
strncpy(buffer, allowed_peers, len);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.../src/jdk.jdwp.agent/share/native/libdt_socket/socketTransport.c: In function 'socketTransport_setConfiguration':
.../src/jdk.jdwp.agent/share/native/libdt_socket/socketTransport.c:1165:22: note: length computed here
size_t len = strlen(allowed_peers);
^~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
* All command lines available in .../build/linux-x86_64-server-release/make-support/failure-logs.
=== End of repeated output ===
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