X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-ftell.c;h=54ede0515c3f545b27e97bfb636d0b46978684ac;hb=2f681c52f62c1bb9c9dd3fe5cd7a32ec384c34c7;hp=092be192d61b33edc15b953a621c16ce2f658478;hpb=e135441c120410c222891af756b35e079ba579b1;p=gnulib.git

diff --git a/tests/test-ftell.c b/tests/test-ftell.c
index 092be192d..54ede0515 100644
--- a/tests/test-ftell.c
+++ b/tests/test-ftell.c
@@ -1,5 +1,5 @@
 /* Test of ftell() function.
-   Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -18,22 +18,20 @@
 
 #include <config.h>
 
+/* None of the files accessed by this test are large, so disable the
+   fseek link warning if we are not using the gnulib fseek module.  */
+#define _GL_NO_LARGE_FILES
 #include <stdio.h>
-#include <stdlib.h>
+
+#include "signature.h"
+SIGNATURE_CHECK (ftell, long, (FILE *));
 
 #include "binary-io.h"
+#include "macros.h"
 
-#define ASSERT(expr) \
-  do									     \
-    {									     \
-      if (!(expr))							     \
-        {								     \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          fflush (stderr);						     \
-          abort ();							     \
-        }								     \
-    }									     \
-  while (0)
+#ifndef FUNC_UNGETC_BROKEN
+# define FUNC_UNGETC_BROKEN 0
+#endif
 
 int
 main (int argc, char **argv)
@@ -80,21 +78,30 @@ main (int argc, char **argv)
   ASSERT (ch == '@');
   ASSERT (ftell (stdin) == 3);
 
-#if !defined __hpux /* HP-UX 11 has a known bug here */
-  /* Test ftell after ungetc without read.  */
-  ASSERT (fseek (stdin, 0, SEEK_CUR) == 0);
-  ASSERT (ftell (stdin) == 3);
-#endif
-
-  ch = ungetc ('~', stdin);
-  ASSERT (ch == '~');
-  ASSERT (ftell (stdin) == 2);
+  if (2 < argc)
+    {
+      if (FUNC_UNGETC_BROKEN)
+        {
+          fputs ("Skipping test: ungetc cannot handle arbitrary bytes\n",
+                 stderr);
+          return 77;
+        }
+      /* Test ftell after ungetc without read.  */
+      ASSERT (fseek (stdin, 0, SEEK_CUR) == 0);
+      ASSERT (ftell (stdin) == 3);
+
+      ch = ungetc ('~', stdin);
+      ASSERT (ch == '~');
+      ASSERT (ftell (stdin) == 2);
+    }
 
+#if !defined __MINT__ /* FreeMiNT has problems seeking past end of file */
   /* Test ftell beyond end of file.  */
   ASSERT (fseek (stdin, 0, SEEK_END) == 0);
   ch = ftell (stdin);
   ASSERT (fseek (stdin, 10, SEEK_END) == 0);
   ASSERT (ftell (stdin) == ch + 10);
+#endif
 
   return 0;
 }