1 files changed, 44 insertions, 0 deletions
diff --git a/tools/regression/nfsmmap/test2/test2.c b/tools/regression/nfsmmap/test2/test2.c
new file mode 100644
index 000000000000..b3a19e1a017c
--- /dev/null
+++ b/tools/regression/nfsmmap/test2/test2.c
@@ -0,0 +1,44 @@
+#include <sys/types.h>
+#include <sys/fcntl.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+int main(int argc, char** argv)
+{
+    int fd, fd2;
+    caddr_t addr;
+    char zeros[4096];
+    char ones[200];
+
+    memset(zeros, 0, sizeof zeros);
+    memset(ones, 1, sizeof ones);
+#if 0
+    unlink("test2.data");
+    fd = open("test2.data", O_RDWR|O_CREAT, 0666);
+    if (fd < 0)
+	err(1, "creating file");
+    if (write(fd, zeros, sizeof zeros) < 0)
+	err(1, "writing zeros");
+    close(fd);
+#endif
+
+    fd = open("test2.data", O_RDWR);
+    if (fd < 0)
+	err(1, "opening file");
+    if (lseek(fd, 600, SEEK_SET) < 0)
+	err(1, "seeking");
+	
+    if (write(fd, ones, sizeof ones) < 0)
+	err(1, "writing ones");
+
+    addr = mmap(0, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0);
+    if (addr == MAP_FAILED)
+	err(1, "mapping");
+    unlink("test2.scratch");
+    fd2 = open("test2.scratch", O_RDWR|O_CREAT, 0666);
+    if (fd2 < 0)
+	err(1, "creating scratch");
+    
+    if (write(fd2, addr, 4096) < 0)
+	err(1, "writing scratch");
+}