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Wed Apr 24 00:22:42 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>

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* stdio/internals.c (seek_to_target): Set errno if seek function
	returns the wrong offset.
This commit is contained in:
Roland McGrath 1996-04-25 18:13:38 +00:00
parent 66aeca9cfb
commit 7f77e07b00
1 changed files with 14 additions and 3 deletions
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17
stdio/internals.c
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@ -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;
}
}
}
}