build fix

[disorder] / lib / syscalls.c

diff --git a/lib/syscalls.c b/lib/syscalls.c
index a84e2eb763f3dee1d1094388d268a826f60db9cd..f05b644c37f825daf6a77c0ff895878c0015ed17 100644 (file)
--- a/lib/syscalls.c
+++ b/lib/syscalls.c
@@ -66,6 +66,13 @@ void nonblock(int fd) {
                                        fcntl(fd, F_GETFL)) | O_NONBLOCK));
 }
 
+void blocking(int fd) {
+  mustnotbeminus1("fcntl F_SETFL",
+                 fcntl(fd, F_SETFL,
+                       mustnotbeminus1("fcntl F_GETFL",
+                                       fcntl(fd, F_GETFL)) & ~O_NONBLOCK));
+}
+
 void cloexec(int fd) {
   mustnotbeminus1("fcntl F_SETFD",
                  fcntl(fd, F_SETFD,