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authorRoland McGrath <roland@gnu.org>1996-04-25 18:13:38 +0000
committerRoland McGrath <roland@gnu.org>1996-04-25 18:13:38 +0000
commit7f77e07b004bacb367119c8aa7f260ffa0cb57d7 (patch)
tree3bdb4260f2d204299d4002d1fce75bb3e1897dbe /stdio/internals.c
parent66aeca9cfbd8cf37f47f15fcbde937cf4f5382f8 (diff)
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Wed Apr 24 00:22:42 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* stdio/internals.c (seek_to_target): Set errno if seek function returns the wrong offset.
Diffstat (limited to 'stdio/internals.c')
-rw-r--r--stdio/internals.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/stdio/internals.c b/stdio/internals.c
index acdf97783a..a1d1fa4989 100644
--- a/stdio/internals.c
+++ b/stdio/internals.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -169,8 +169,19 @@ DEFUN(seek_to_target, (fp), FILE *fp)
{
fp->__offset = pos;
if (pos != fp->__target)
- /* Seek didn't go to the right place! */
- fp->__error = 1;
+ {
+ /* Seek didn't go to the right place!
+ This should never happen. */
+#ifdef EGRATUITOUS
+ /* It happens in the Hurd when the io server doesn't
+ obey the protocol for io_seek. */
+ errno = EGRATUITOUS;
+#else
+ /* I don't think this can happen in Unix. */
+ errno = ESPIPE; /* ??? */
+#endif
+ fp->__error = 1;
+ }
}
}
}