Index: fusl/src/stdio/flockfile.c |
diff --git a/fusl/src/stdio/flockfile.c b/fusl/src/stdio/flockfile.c |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a196c1efe0af11663f5e0537a0de1db02c3982ef |
--- /dev/null |
+++ b/fusl/src/stdio/flockfile.c |
@@ -0,0 +1,10 @@ |
+#include "stdio_impl.h" |
+#include "pthread_impl.h" |
+ |
+void flockfile(FILE *f) |
+{ |
+ while (ftrylockfile(f)) { |
+ int owner = f->lock; |
+ if (owner) __wait(&f->lock, &f->waiters, owner, 1); |
+ } |
+} |