Add qemu 2.4.0

[kvmfornfv.git] / qemu / tests / tcg / cris / check_mmap1.c

diff --git a/qemu/tests/tcg/cris/check_mmap1.c b/qemu/tests/tcg/cris/check_mmap1.c
new file mode 100644 (file)
index 0000000..b803f0c
--- /dev/null
+++ b/qemu/tests/tcg/cris/check_mmap1.c
@@ -0,0 +1,48 @@
+/*
+#notarget: cris*-*-elf
+*/
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/mman.h>
+
+int main (int argc, char *argv[])
+{
+  int fd = open (argv[0], O_RDONLY);
+  struct stat sb;
+  int size;
+  void *a;
+  const char *str = "a string you'll only find in the program";
+
+  if (fd == -1)
+    {
+      perror ("open");
+      abort ();
+    }
+
+  if (fstat (fd, &sb) < 0)
+    {
+      perror ("fstat");
+      abort ();
+    }
+
+  size = sb.st_size;
+
+  /* We want to test mmapping a size that isn't exactly a page.  */
+  if ((size & 8191) == 0)
+    size--;
+
+  a = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
+
+  if (memmem (a, size, str, strlen (str) + 1) == NULL)
+    abort ();
+
+  printf ("pass\n");
+  exit (0);
+}