#include "rsync.h"
+/**
+ * Close all open sockets and files, allowing a (somewhat) graceful
+ * shutdown() of socket connections. This eliminates the abortive
+ * TCP RST sent by a Winsock-based system when the close() occurs.
+ **/
+void close_all()
+{
+#ifdef SHUTDOWN_ALL_SOCKETS
+ int max_fd;
+ int fd;
+ int ret;
+ struct stat st;
+
+ max_fd = sysconf(_SC_OPEN_MAX) - 1;
+ for (fd = max_fd; fd >= 0; fd--) {
+ ret = fstat(fd,&st);
+ if (fstat(fd,&st) == 0) {
+ if (is_a_socket(fd)) {
+ ret = shutdown(fd, 2);
+ }
+ ret = close(fd);
+ }
+ }
+#endif
+}
+
/**
* @file cleanup.c
*
pid_t cleanup_child_pid = -1;
/**
- * Eventually calls exit(), therefore does not return.
+ * Eventually calls exit(), passing @p code, therefore does not return.
*
* @param code one of the RERR_* codes from errcode.h.
**/
int ocode = code;
extern int keep_partial;
extern int log_got_error;
+ static int inside_cleanup = 0;
+
+ if (inside_cleanup > 10) {
+ /* prevent the occasional infinite recursion */
+ return;
+ }
+ inside_cleanup++;
signal(SIGUSR1, SIG_IGN);
signal(SIGUSR2, SIG_IGN);
rprintf(FINFO,"_exit_cleanup(code=%d, file=%s, line=%d): about to call exit(%d)\n",
ocode, file, line, code);
+ close_all();
exit(code);
}