+
+#ifdef JATTACH_VERSION
+
+int main(int argc, char** argv) {
+ if (argc < 3) {
+ printf("jattach " JATTACH_VERSION " built on " __DATE__ "\n"
+ "Copyright 2021 Andrei Pangin\n"
+ "\n"
+ "Usage: jattach <pid> <cmd> [args ...]\n"
+ "\n"
+ "Commands:\n"
+ " load threaddump dumpheap setflag properties\n"
+ " jcmd inspectheap datadump printflag agentProperties\n"
+ );
+ return 1;
+ }
+
+ int pid = atoi(argv[1]);
+ if (pid <= 0) {
+ fprintf(stderr, "%s is not a valid process ID\n", argv[1]);
+ return 1;
+ }
+
+ return jattach(pid, argc - 2, argv + 2);
+}
+
+#endif // JATTACH_VERSION