fcntl-h: define O_CLOEXEC and O_EXEC if not defined; use new defines

[gnulib.git] / lib / fcntl.in.h

diff --git a/lib/fcntl.in.h b/lib/fcntl.in.h
index 42fb81b..a7e4a95 100644 (file)
--- a/lib/fcntl.in.h
+++ b/lib/fcntl.in.h
@@ -170,6 +170,10 @@ _GL_WARN_ON_USE (openat, "openat is not portable - "
 # define O_CLOEXEC O_NOINHERIT
 #endif
 
+#ifndef O_CLOEXEC
+# define O_CLOEXEC 0
+#endif
+
 #ifndef O_DIRECT
 # define O_DIRECT 0
 #endif
@@ -182,6 +186,10 @@ _GL_WARN_ON_USE (openat, "openat is not portable - "
 # define O_DSYNC 0
 #endif
 
+#ifndef O_EXEC
+# define O_EXEC O_RDONLY /* This is often close enough in older systems.  */
+#endif
+
 #ifndef O_NDELAY
 # define O_NDELAY 0
 #endif