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Don't test HAVE_ERRNO_H. It's not necessary.

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Don't test HAVE_STDDEF_H.  It's not necessary.
Use definition of PTR_INT_TYPE from obstack.h.
This commit is contained in:
Jim Meyering
2003-01-11 09:32:48 +00:00
parent eb04d885c2
commit c7463c38f8
1 changed files with 15 additions and 7 deletions
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22
lib/canonicalize.c
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@@ -38,9 +38,7 @@ void free ();
#include <sys/stat.h>
#if HAVE_ERRNO_H
# include <errno.h>
#endif
#include <errno.h>
#include "xalloc.h"
#include "xgetcwd.h"
@@ -55,11 +53,21 @@ extern int errno;
#if !HAVE_RESOLVEPATH
# if HAVE_STDDEF_H
# include <stddef.h>
# define PTR_INT_TYPE ptrdiff_t
/* If __PTRDIFF_TYPE__ is
defined, as with GNU C, use that; that way we don't pollute the
namespace with <stddef.h>'s symbols. Otherwise, if <stddef.h> is
available, include it and use ptrdiff_t. In traditional C, long is
the best that we can do. */
# ifdef __PTRDIFF_TYPE__
# define PTR_INT_TYPE __PTRDIFF_TYPE__
# else
# define PTR_INT_TYPE long
# ifdef HAVE_STDDEF_H
# include <stddef.h>
# define PTR_INT_TYPE ptrdiff_t
# else
# define PTR_INT_TYPE long
# endif
# endif
# include "pathmax.h"