X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/763d5e6ad88ef3ba1cd1d7742d060e4f1e54c6b8..cb9a695c5b6058d2c319789ca154f555d6c0815c:/lib/syscalls.c

diff --git a/lib/syscalls.c b/lib/syscalls.c
index a84e2eb..f05b644 100644
--- 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,