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-rw-r--r--erts/emulator/beam/erl_bif_port.c2
-rw-r--r--erts/emulator/beam/sys.h3
-rw-r--r--lib/erl_interface/src/misc/ei_portio.h9
3 files changed, 10 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c
index 37f4e1de49..fefa9d8391 100644
--- a/erts/emulator/beam/erl_bif_port.c
+++ b/erts/emulator/beam/erl_bif_port.c
@@ -1411,7 +1411,7 @@ BIF_RETTYPE decode_packet_3(BIF_ALIST_3)
trunc_len = val;
goto next_option;
case am_line_delimiter:
- if (type == TCP_PB_LINE_LF && val >= 0 && val <= 255) {
+ if (type == TCP_PB_LINE_LF && val <= 255) {
delimiter = (char)val;
goto next_option;
}
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index 9a205d50d3..dfe82cab44 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -154,8 +154,9 @@ typedef ERTS_SYS_FD_TYPE ErtsSysFdType;
# define ERTS_WRITE_UNLIKELY(X) X
#endif
+/* clang may have too low __GNUC__ versions but can handle it */
#ifdef __GNUC__
-# if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 5)
+# if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 5) || defined(__clang__)
# define ERTS_DECLARE_DUMMY(X) X __attribute__ ((unused))
# else
# define ERTS_DECLARE_DUMMY(X) X
diff --git a/lib/erl_interface/src/misc/ei_portio.h b/lib/erl_interface/src/misc/ei_portio.h
index a14fdbd7d1..fbb61b0ccf 100644
--- a/lib/erl_interface/src/misc/ei_portio.h
+++ b/lib/erl_interface/src/misc/ei_portio.h
@@ -21,6 +21,12 @@
*/
#ifndef _EI_PORTIO_H
#define _EI_PORTIO_H
+#if !defined(__WIN32__) || !defined(VXWORKS)
+#ifdef HAVE_WRITEV
+/* Declaration of struct iovec *iov should be visible in this scope. */
+#include <sys/uio.h>
+#endif
+#endif
int ei_accept_t(int fd, void *addr, void *addrlen, unsigned ms);
int ei_connect_t(int fd, void *sinp, int sin_siz, unsigned ms);
@@ -29,8 +35,7 @@ int ei_write_fill(int fd, const char *buf, int len);
int ei_read_fill_t(int fd, char* buf, int len, unsigned ms);
int ei_write_fill_t(int fd, const char *buf, int len, unsigned ms);
#ifdef HAVE_WRITEV
-int ei_writev_fill_t(int fd, const struct iovec *iov, int iovcnt,
- unsigned ms);
+int ei_writev_fill_t(int fd, const struct iovec *iov, int iovcnt, unsigned ms);
#endif
#endif /* _EI_PORTIO_H */