Restore file descriptor limit in subprocesses

Problem reported by Philipp Stephani (Bug#24869).
* src/callproc.c (child_setup) [!DOS_NT]:
Call restore_nofile_limit in the child.
* src/process.c (nofile_limit) [HAVE_SETRLIMIT]: New static var.
(restore_nofile_limit): New function.
(init_process_emacs) [HAVE_SETRLIMIT]: Set the new var.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/process.h b/src/process.h
index 9926050b9c3..24c628231a0 100644
--- a/src/process.h
+++ b/src/process.h
@@ -265,6 +265,7 @@ extern void delete_read_fd (int fd);
 extern void add_write_fd (int fd, fd_callback func, void *data);
 extern void delete_write_fd (int fd);
 extern void catch_child_signal (void);
+extern void restore_nofile_limit (void);
 
 #ifdef WINDOWSNT
 extern Lisp_Object network_interface_list (void);