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-rw-r--r--erts/emulator/test/port_SUITE_data/Makefile.src6
-rw-r--r--erts/emulator/test/port_SUITE_data/echo_drv.c31
-rw-r--r--erts/emulator/test/port_SUITE_data/port_test.c18
3 files changed, 43 insertions, 12 deletions
diff --git a/erts/emulator/test/port_SUITE_data/Makefile.src b/erts/emulator/test/port_SUITE_data/Makefile.src
index fb7685c4b6..3a343e6d17 100644
--- a/erts/emulator/test/port_SUITE_data/Makefile.src
+++ b/erts/emulator/test/port_SUITE_data/Makefile.src
@@ -20,6 +20,12 @@ echo_args@exe@: echo_args@obj@
echo_args@obj@: echo_args.c
$(CC) -c -o echo_args@obj@ $(CFLAGS) echo_args.c
+dead_port@exe@: dead_port@obj@
+ $(LD) $(CROSSLDFLAGS) -o dead_port dead_port@obj@ @LIBS@
+
+dead_port@obj@: dead_port.c
+ $(CC) -c -o dead_port@obj@ $(CFLAGS) dead_port.c
+
port_test.@EMULATOR@: port_test.erl
@erl_name@ -compile port_test
diff --git a/erts/emulator/test/port_SUITE_data/echo_drv.c b/erts/emulator/test/port_SUITE_data/echo_drv.c
index 1d39c6a00c..b4370f6455 100644
--- a/erts/emulator/test/port_SUITE_data/echo_drv.c
+++ b/erts/emulator/test/port_SUITE_data/echo_drv.c
@@ -18,8 +18,11 @@ typedef struct _erl_drv_data EchoDrvData;
static EchoDrvData *echo_drv_start(ErlDrvPort port, char *command);
static void echo_drv_stop(EchoDrvData *data_p);
-static void echo_drv_output(ErlDrvData drv_data, char *buf,
- ErlDrvSizeT len);
+static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len);
+static ErlDrvSSizeT echo_control(ErlDrvData drv_data,
+ unsigned int command, char *buf,
+ ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen);
+static void echo_outputv(ErlDrvData drv_data, ErlIOVec *ev);
static void echo_drv_finish(void);
static ErlDrvEntry echo_drv_entry = {
@@ -32,9 +35,9 @@ static ErlDrvEntry echo_drv_entry = {
"echo_drv",
echo_drv_finish,
NULL, /* handle */
- NULL, /* control */
+ echo_control, /* control */
NULL, /* timeout */
- NULL, /* outputv */
+ echo_outputv, /* outputv */
NULL, /* ready_async */
NULL,
NULL,
@@ -56,6 +59,14 @@ static ErlDrvEntry echo_drv_entry = {
DRIVER_INIT(echo_drv)
{
+ char buf[10];
+ size_t bufsz = sizeof(buf);
+ char *use_outputv;
+ use_outputv = (erl_drv_getenv("ECHO_DRV_USE_OUTPUTV", buf, &bufsz) == 0
+ ? buf
+ : "false");
+ if (strcmp(use_outputv, "true") != 0)
+ echo_drv_entry.outputv = NULL;
return &echo_drv_entry;
}
@@ -87,3 +98,15 @@ static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len) {
static void echo_drv_finish() {
}
+
+static ErlDrvSSizeT echo_control(ErlDrvData drv_data,
+ unsigned int command, char *buf,
+ ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen)
+{
+ return 0;
+}
+
+static void echo_outputv(ErlDrvData drv_data, ErlIOVec *ev)
+{
+ return;
+}
diff --git a/erts/emulator/test/port_SUITE_data/port_test.c b/erts/emulator/test/port_SUITE_data/port_test.c
index cc3ebdf0f8..fa97b4c9d0 100644
--- a/erts/emulator/test/port_SUITE_data/port_test.c
+++ b/erts/emulator/test/port_SUITE_data/port_test.c
@@ -10,6 +10,7 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
+#include <ctype.h>
#ifndef __WIN32__
#include <unistd.h>
@@ -33,14 +34,14 @@
exit(1); \
}
-#define MAIN(argc, argv) main(argc, argv)
+#define ASSERT(e) ((void) ((e) ? 1 : abort()))
extern int errno;
typedef struct {
char* progname; /* Name of this program (from argv[0]). */
int header_size; /* Number of bytes in each packet header:
- * 1, 2, or 4, or 0 for a continous byte stream. */
+ * 1, 2, or 4, or 0 for a continuous byte stream. */
int fd_from_erl; /* File descriptor from Erlang. */
int fd_to_erl; /* File descriptor to Erlang. */
unsigned char* io_buf; /* Buffer for file i/o. */
@@ -105,9 +106,7 @@ int err;
#endif
-MAIN(argc, argv)
-int argc;
-char *argv[];
+int main(int argc, char *argv[])
{
int ret, fd_count;
if((port_data = (PORT_TEST_DATA *) malloc(sizeof(PORT_TEST_DATA))) == NULL) {
@@ -377,9 +376,11 @@ write_reply(buf, size)
int size; /* Size of buffer to send. */
{
int n; /* Temporary to hold size. */
+ int rv;
if (port_data->slow_writes <= 0) { /* Normal, "fast", write. */
- write(port_data->fd_to_erl, buf, size);
+ rv = write(port_data->fd_to_erl, buf, size);
+ ASSERT(rv == size);
} else {
/*
* Write chunks with delays in between.
@@ -387,7 +388,8 @@ write_reply(buf, size)
while (size > 0) {
n = size > port_data->slow_writes ? port_data->slow_writes : size;
- write(port_data->fd_to_erl, buf, n);
+ rv = write(port_data->fd_to_erl, buf, n);
+ ASSERT(rv == n);
size -= n;
buf += n;
if (size)
@@ -558,7 +560,7 @@ char* spec; /* Specification for reply. */
buf = (char *) malloc(total_size);
if (buf == NULL) {
fprintf(stderr, "%s: insufficent memory for reply buffer of size %d\n",
- port_data->progname, total_size);
+ port_data->progname, (int)total_size);
exit(1);
}