libpthread tests modified for uthreads

1 files changed, 55 insertions, 0 deletions

diff --git a/lib/libc_r/TEST/test_execve.c b/lib/libc_r/TEST/test_execve.c
new file mode 100644
index 00000000000..409b37bfc1b
--- /dev/null
+++ b/lib/libc_r/TEST/test_execve.c
@@ -0,0 +1,55 @@
+/* ==== test_execve.c ============================================================
+ * Copyright (c) 1994 by Chris Provenzano, proven@athena.mit.edu
+ *
+ * Description : Test execve() and dup2() calls.
+ *
+ *  1.00 94/04/29 proven
+ *      -Started coding this file.
+ */
+
+#include <pthread.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <err.h>
+#include "test.h"
+
+extern char **environ;
+char *argv[] = {
+	"/bin/echo",
+	"This message should be displayed after the execve system call",
+	NULL
+};
+
+char * should_succeed = "This line should be displayed\n";
+char * should_fail = "Error: This line should NOT be displayed\n";
+
+int
+main()
+{
+	int fd;
+
+	printf("This is the first message\n");
+	if (isatty(1)) {
+		char *ttynm;
+
+		ttynm = ttyname(1);
+		printf("tty is %s\n", ttynm);
+		if ((fd = open(ttynm, O_RDWR)) < OK)
+			err(1, "%s", ttynm);
+	} else
+		errx(1, "stdout not a tty");
+
+	printf("This output is necessary to set the stdout fd to NONBLOCKING\n");
+
+	/* do a dup2 */
+	dup2(fd, 1);
+	write(1, should_succeed, (size_t)strlen(should_succeed));
+	_thread_sys_write(1, should_fail, strlen(should_fail));
+
+	if (execve(argv[0], argv, environ) < OK) 
+		err(1, "execve");
+
+	PANIC();
+}