GNU/Hurd: retry EINTR returns from pipe I/O

[users/heiko/exim.git] / src / OS / os.h-GNU

diff --git a/src/OS/os.h-GNU b/src/OS/os.h-GNU
index cc4da0e3b76f5304d1ade874bad0b7840686b90e..772d278addf5315ac5341103952a361f0c01b0f9 100644 (file)
--- a/src/OS/os.h-GNU
+++ b/src/OS/os.h-GNU
@@ -17,4 +17,15 @@ typedef struct flock flock_t;
 
 /* Hurd-specific bits below */
 
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
+/* setgroups(0, NULL) succeeds, and drops the gid group
+as well as any supplementary groups */
+#define OS_SETGROUPS_ZERO_DROPS_ALL
+
+/* reads and writes on pipes frequently return EINTR.  We provide
+a routine to retry that */
+#define OS_PIPE_RW_EINTR
+
 /* End */