summaryrefslogtreecommitdiff
path: root/src/stdio/flockfile.c
diff options
context:
space:
mode:
authorVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
committerVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
commit4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch)
treeebf009bf1376a5a223a915bc27cbbd791a1316bc /src/stdio/flockfile.c
Initial version
Diffstat (limited to 'src/stdio/flockfile.c')
-rw-r--r--src/stdio/flockfile.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/stdio/flockfile.c b/src/stdio/flockfile.c
new file mode 100644
index 0000000..8e22065
--- /dev/null
+++ b/src/stdio/flockfile.c
@@ -0,0 +1,9 @@
+#include "stdio_impl.h"
+#include "pthread_impl.h"
+
+void flockfile(FILE *f)
+{
+ if (!ftrylockfile(f)) return;
+ __lockfile(f);
+ __register_locked_file(f, __pthread_self());
+}