>From 121c33ebe1ae201d5bb051f9c76e3eaae29329bb Mon Sep 17 00:00:00 2001
From: Sukadev Bhattiprolu <[EMAIL PROTECTED]>
Date: Sun, 22 Jun 2008 23:33:24 -0700
Subject: [PATCH] Test 5: Read/write using dup() of pipe fds
---
tests/pipe.c | 19 ++++++++++++++-----
1 files changed, 14 insertions(+), 5 deletions(-)
diff --git a/tests/pipe.c b/tests/pipe.c
index 5b04f46..47f5da6 100644
--- a/tests/pipe.c
+++ b/tests/pipe.c
@@ -16,12 +16,13 @@ char *test_descriptions[] = {
"Test continous reads/writes from pipe",
"Test non-consecutive pipe-fds",
"Test with read-fd > write-fd",
+ "Test with dup of pipe fds around"
"Test with read-fd/write-fd swapped",
"Test with all-fds in use",
"Test with all-fds in use for pipes",
};
-static int last_num = 4;
+static int last_num = 5;
usage(char *argv[])
{
int i;
@@ -145,13 +146,13 @@ int read_write_pipe(int *testfdsp, int close_unused)
exit(1);
}
+ read_fd = tmpfds[0];
+ write_fd = tmpfds[1];
if (testfdsp) {
reset_pipe_fds(tmpfds, testfdsp, close_unused);
+ /* read from dup'd fds even if main ones are open */
read_fd = testfdsp[0];
write_fd = testfdsp[1];
- } else {
- read_fd = tmpfds[0];
- write_fd = tmpfds[1];
}
printf("read_fd %d, write_fd %d\n", read_fd, write_fd);
@@ -193,7 +194,7 @@ int read_write_pipe(int *testfdsp, int close_unused)
}
}
- if (strncmp(wbuf, rbuf, strlen(wbufp))) {
+ if (strncmp(wbuf, rbuf, strlen(wbuf))) {
printf("Wrote: %s\n", wbuf);
printf("Read : %s\n", rbuf);
printf("Test FAILED\n");
@@ -214,6 +215,13 @@ static void test4()
read_write_pipe(tmpfds, 1);
}
+static void test5()
+{
+ int tmpfds[2] = { 172, 101 };
+
+ read_write_pipe(tmpfds, 0);
+}
+
int
main(int argc, char *argv[])
{
@@ -238,6 +246,7 @@ main(int argc, char *argv[])
case 2: test2(); break;
case 3: test3(); break;
case 4: test4(); break;
+ case 5: test5(); break;
default:
printf("Unsupported test case %d\n", tc_num);
usage(argv);
--
1.5.2.5
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