From: Alan Cox <alan@linux.intel.com>
Date: Sat, 3 Jan 2015 15:58:53 +0000 (+0000)
Subject: flock: add C library pieces
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=782dcdfc5875420539bed4d314fd39b32487ba62;p=FUZIX.git

flock: add C library pieces
---

diff --git a/Library/include/sys/file.h b/Library/include/sys/file.h
index 89ad33d6..d018b126 100644
--- a/Library/include/sys/file.h
+++ b/Library/include/sys/file.h
@@ -12,4 +12,11 @@
 
 #endif
 
+#define	LOCK_SH		0
+#define LOCK_EX		1
+#define LOCK_UN		2
+#define LOCK_NB		O_NDELAY
+
+extern int flock(int fd, int operation);
+
 #endif
diff --git a/Library/include/syscalls.h b/Library/include/syscalls.h
index 63bedab8..a93958df 100644
--- a/Library/include/syscalls.h
+++ b/Library/include/syscalls.h
@@ -123,6 +123,7 @@ extern int waitpid(pid_t pid, int *status, int options);
 extern int uadmin(int cmd, int ctrl, void *ptr);
 extern int nice(int prio);
 extern int rename(const char *path, const char *newpath);
+extern int flock(int fd, int op);
 
 /* asm syscall hooks with C wrappers */
 extern int _getdirent(int fd, void *buf, int len);