Raise the file descriptor limit to the maximum

1 files changed, 12 insertions, 0 deletions

diff --git a/ponymap.c b/ponymap.c
index 0941179..f620deb 100644
--- a/ponymap.c
+++ b/ponymap.c
@@ -25,6 +25,7 @@
 #include <dirent.h>
 #include <dlfcn.h>
 #include <arpa/inet.h>
+#include <sys/resource.h>
 
 #include <curses.h>
 #include <term.h>
@@ -1894,6 +1895,17 @@ main (int argc, char *argv[])
 
 	setup_signal_handlers ();
 
+	// Set the maximum count of file descriptorts to the hard limit
+	struct rlimit limit;
+	if (getrlimit (RLIMIT_NOFILE, &limit))
+		print_warning ("%s: %s", "getrlimit failed", strerror (errno));
+	else
+	{
+		limit.rlim_cur = limit.rlim_max;
+		if (setrlimit (RLIMIT_NOFILE, &limit))
+			print_warning ("%s: %s", "setrlimit failed", strerror (errno));
+	}
+
 	init_terminal ();
 	atexit (free_terminal);