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authorJannis Hoffmann <jannis@fehcom.de>2024-07-09 13:58:20 +0200
committerJannis Hoffmann <jannis@fehcom.de>2024-07-09 13:58:20 +0200
commit249866e3d1e11dc72eaa1305f4bb479ded92ef38 (patch)
tree7118c5f58e29fe61c100e4d067bb90ba8d52589e /src/ndelay.c
parent96cf8dffe4f7b0b910f790066ae622dc429eb522 (diff)
reorganized file structure
Moved c files into src/. Corrected VERSION file. Removed BUILD and FILES.
Diffstat (limited to 'src/ndelay.c')
-rw-r--r--src/ndelay.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/ndelay.c b/src/ndelay.c
new file mode 100644
index 0000000..f4b5eb8
--- /dev/null
+++ b/src/ndelay.c
@@ -0,0 +1,24 @@
+#include <sys/types.h>
+#include <fcntl.h>
+#include "ndelay.h"
+
+/**
+ @file ndelay.c
+ @author djb
+ @soure qmail
+ @brief delaying of IO operations
+*/
+
+#ifndef O_NONBLOCK
+#define O_NONBLOCK O_NDELAY
+#endif
+
+int ndelay_on(int fd)
+{
+ return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) | O_NONBLOCK);
+}
+
+int ndelay_off(int fd)
+{
+ return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) & ~O_NONBLOCK);
+}