try some alternate, hard numbers when resetting open file limits on OS X

1 files changed, 23 insertions, 0 deletions

diff --git a/libs/ardour/globals.cc b/libs/ardour/globals.cc
index 44367b8cf3..c36748612a 100644
--- a/libs/ardour/globals.cc
+++ b/libs/ardour/globals.cc
@@ -218,7 +218,30 @@ lotsa_files_please ()
 
 		if (setrlimit (RLIMIT_NOFILE, &rl) != 0) {
 			if (rl.rlim_cur == RLIM_INFINITY) {
+#if __APPLE__
+				/* For some reason, Apple doesn't do this the
+				 * same way as Linux, and asking for
+				 * RLIM_INFINITY even though that is
+				 * rl.rlim_cur doesn't work.
+				 * 
+				 * So try some actual large numbers in the hope
+				 * that one of them will work.
+				 */
+
+				rl.rlim_cur = 10000;
+				if (setrlimit (RLIMIT_NOFILE, &rl) != 0) {
+					rl.rlim_cur = 4096;
+					if (setrlimit (RLIMIT_NOFILE, &rl) != 0) {
+						rl.rlim_cur = 1000;
+						if (setrlimit (RLIMIT_NOFILE, &rl) != 0) {
+							error << _("Could not set system open files limit to a reasonable value. Be careful!") << endmsg;
+						}
+					}
+				}
+				info << string_compose ("Configured system open file limit to %1", rl.rlim_cur) << endmsg;
+#else
 				error << _("Could not set system open files limit to \"unlimited\"") << endmsg;
+#endif				
 			} else {
 				error << string_compose (_("Could not set system open files limit to %1"), rl.rlim_cur) << endmsg;
 			}